pkg/analyzer/test/generated/compile_time_error_code_test.dart

// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

library engine.compile_time_error_code_test;

import 'package:analyzer/src/generated/source_io.dart';
import 'package:analyzer/src/generated/error.dart';
import 'package:analyzer/src/generated/parser.dart' show ParserErrorCode;
import 'package:analyzer/src/generated/engine.dart';
import 'package:unittest/unittest.dart' as _ut;
import 'resolver_test.dart';
import 'test_support.dart';
import '../reflective_tests.dart';


class CompileTimeErrorCodeTest extends ResolverTestCase {
  void fail_compileTimeConstantRaisesException() {
    Source source = addSource(EngineTestCase.createSource([]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.COMPILE_TIME_CONSTANT_RAISES_EXCEPTION]);
    verify([source]);
  }

  void fail_constEvalThrowsException() {
    Source source = addSource(EngineTestCase.createSource([
        "class C {",
        "  const C();",
        "}",
        "f() { return const C(); }"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_CONSTRUCTOR_THROWS_EXCEPTION]);
    verify([source]);
  }

  void fail_invalidIdentifierInAsync_async() {
    // TODO(brianwilkerson) Report this error.
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() async {",
        "    int async;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_IDENTIFIER_IN_ASYNC]);
    verify([source]);
  }

  void fail_invalidIdentifierInAsync_await() {
    // TODO(brianwilkerson) Report this error.
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() async {",
        "    int await;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_IDENTIFIER_IN_ASYNC]);
    verify([source]);
  }

  void fail_invalidIdentifierInAsync_yield() {
    // TODO(brianwilkerson) Report this error.
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() async {",
        "    int yield;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_IDENTIFIER_IN_ASYNC]);
    verify([source]);
  }

  void fail_mixinDeclaresConstructor() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A() {}",
        "}",
        "class B extends Object mixin A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_DECLARES_CONSTRUCTOR]);
    verify([source]);
  }

  void fail_mixinOfNonClass() {
    // TODO(brianwilkerson) Compare with MIXIN_WITH_NON_CLASS_SUPERCLASS.
    Source source = addSource(EngineTestCase.createSource(["var A;", "class B extends Object mixin A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_NON_CLASS]);
    verify([source]);
  }

  void fail_objectCannotExtendAnotherClass() {
    Source source = addSource(EngineTestCase.createSource([]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.OBJECT_CANNOT_EXTEND_ANOTHER_CLASS]);
    verify([source]);
  }

  void fail_recursiveCompileTimeConstant() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "  final m = const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_COMPILE_TIME_CONSTANT]);
    verify([source]);
  }

  void fail_recursiveCompileTimeConstant_cycle() {
    Source source = addSource(EngineTestCase.createSource(["const x = y + 1;", "const y = x + 1;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_COMPILE_TIME_CONSTANT]);
    verify([source]);
  }

  void fail_superInitializerInObject() {
    Source source = addSource(EngineTestCase.createSource([]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_INITIALIZER_IN_OBJECT]);
    verify([source]);
  }

  void fail_yieldEachInNonGenerator_async() {
    // TODO(brianwilkerson) We are currently parsing the yield statement as a binary expression.
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f() async {", "  yield* 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.YIELD_EACH_IN_NON_GENERATOR]);
    verify([source]);
  }

  void fail_yieldEachInNonGenerator_sync() {
    // TODO(brianwilkerson) We are currently parsing the yield statement as a binary expression.
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f() {", "  yield* 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.YIELD_IN_NON_GENERATOR]);
    verify([source]);
  }

  void fail_yieldInNonGenerator_async() {
    // TODO(brianwilkerson) We are currently trying to parse the yield statement as a binary expression.
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f() async {", "  yield 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.YIELD_IN_NON_GENERATOR]);
    verify([source]);
  }

  void fail_yieldInNonGenerator_sync() {
    // TODO(brianwilkerson) We are currently trying to parse the yield statement as a binary expression.
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f() {", "  yield 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.YIELD_EACH_IN_NON_GENERATOR]);
    verify([source]);
  }

  void test_accessPrivateEnumField() {
    AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl();
    analysisOptions.enableEnum = true;
    resetWithOptions(analysisOptions);
    Source source = addSource(EngineTestCase.createSource([
        "enum E { ONE }",
        "String name(E e) {",
        "  return e._name;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.ACCESS_PRIVATE_ENUM_FIELD]);
    // Cannot verify because "_name" cannot be resolved.
  }

  void test_ambiguousExport() {
    Source source = addSource(EngineTestCase.createSource([
        "library L;",
        "export 'lib1.dart';",
        "export 'lib2.dart';"]));
    addNamedSource("/lib1.dart", EngineTestCase.createSource(["library lib1;", "class N {}"]));
    addNamedSource("/lib2.dart", EngineTestCase.createSource(["library lib2;", "class N {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.AMBIGUOUS_EXPORT]);
    verify([source]);
  }

  void test_asyncForInWrongContext() {
    Source source = addSource(EngineTestCase.createSource(["f(list) {", "  await for (var e in list) {", "  }", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.ASYNC_FOR_IN_WRONG_CONTEXT]);
    verify([source]);
  }

  void test_awaitInWrongContext_sync() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f(x) {", "  return await x;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.AWAIT_IN_WRONG_CONTEXT]);
    verify([source]);
  }

  void test_awaitInWrongContext_syncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f(x) sync* {", "  yield await x;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.AWAIT_IN_WRONG_CONTEXT]);
    verify([source]);
  }

  void test_builtInIdentifierAsMixinName_classTypeAlias() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class B {}", "class as = A with B;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPEDEF_NAME]);
    verify([source]);
  }

  void test_builtInIdentifierAsType_formalParameter_field() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  var x;", "  A(static this.x);", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPE]);
    verify([source]);
  }

  void test_builtInIdentifierAsType_formalParameter_simple() {
    Source source = addSource(EngineTestCase.createSource(["f(static x) {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPE]);
    verify([source]);
  }

  void test_builtInIdentifierAsType_variableDeclaration() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  typedef x;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPE]);
    verify([source]);
  }

  void test_builtInIdentifierAsTypedefName_functionTypeAlias() {
    Source source = addSource(EngineTestCase.createSource(["typedef bool as();"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPEDEF_NAME]);
    verify([source]);
  }

  void test_builtInIdentifierAsTypeName() {
    Source source = addSource(EngineTestCase.createSource(["class as {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPE_NAME]);
    verify([source]);
  }

  void test_builtInIdentifierAsTypeParameterName() {
    Source source = addSource(EngineTestCase.createSource(["class A<as> {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPE_PARAMETER_NAME]);
    verify([source]);
  }

  void test_caseExpressionTypeImplementsEquals() {
    Source source = addSource(EngineTestCase.createSource([
        "class IntWrapper {",
        "  final int value;",
        "  const IntWrapper(this.value);",
        "  bool operator ==(IntWrapper x) {",
        "    return value == x.value;",
        "  }",
        "  get hashCode => value;",
        "}",
        "",
        "f(var a) {",
        "  switch(a) {",
        "    case(const IntWrapper(1)) : return 1;",
        "    default: return 0;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CASE_EXPRESSION_TYPE_IMPLEMENTS_EQUALS]);
    verify([source]);
  }

  void test_conflictingConstructorNameAndMember_field() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  A.x() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_CONSTRUCTOR_NAME_AND_FIELD]);
    verify([source]);
  }

  void test_conflictingConstructorNameAndMember_method() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  const A.x();", "  void x() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_CONSTRUCTOR_NAME_AND_METHOD]);
    verify([source]);
  }

  void test_conflictingGetterAndMethod_field_method() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final int m = 0;",
        "}",
        "class B extends A {",
        "  m() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_GETTER_AND_METHOD]);
    verify([source]);
  }

  void test_conflictingGetterAndMethod_getter_method() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  get m => 0;",
        "}",
        "class B extends A {",
        "  m() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_GETTER_AND_METHOD]);
    verify([source]);
  }

  void test_conflictingGetterAndMethod_method_field() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {}",
        "}",
        "class B extends A {",
        "  int m;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_METHOD_AND_GETTER]);
    verify([source]);
  }

  void test_conflictingGetterAndMethod_method_getter() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {}",
        "}",
        "class B extends A {",
        "  get m => 0;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_METHOD_AND_GETTER]);
    verify([source]);
  }

  void test_conflictingTypeVariableAndClass() {
    Source source = addSource(EngineTestCase.createSource(["class T<T> {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_TYPE_VARIABLE_AND_CLASS]);
    verify([source]);
  }

  void test_conflictingTypeVariableAndMember_field() {
    Source source = addSource(EngineTestCase.createSource(["class A<T> {", "  var T;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_TYPE_VARIABLE_AND_MEMBER]);
    verify([source]);
  }

  void test_conflictingTypeVariableAndMember_getter() {
    Source source = addSource(EngineTestCase.createSource(["class A<T> {", "  get T => null;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_TYPE_VARIABLE_AND_MEMBER]);
    verify([source]);
  }

  void test_conflictingTypeVariableAndMember_method() {
    Source source = addSource(EngineTestCase.createSource(["class A<T> {", "  T() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_TYPE_VARIABLE_AND_MEMBER]);
    verify([source]);
  }

  void test_conflictingTypeVariableAndMember_method_static() {
    Source source = addSource(EngineTestCase.createSource(["class A<T> {", "  static T() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_TYPE_VARIABLE_AND_MEMBER]);
    verify([source]);
  }

  void test_conflictingTypeVariableAndMember_setter() {
    Source source = addSource(EngineTestCase.createSource(["class A<T> {", "  set T(x) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONFLICTING_TYPE_VARIABLE_AND_MEMBER]);
    verify([source]);
  }

  void test_consistentCaseExpressionTypes_dynamic() {
    // Even though A.S and S have a static type of "dynamic", we should see
    // that they match 'abc', because they are constant strings.
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static const S = 'A.S';",
        "}",
        "",
        "const S = 'S';",
        "",
        "foo(var p) {",
        "  switch (p) {",
        "    case S:",
        "      break;",
        "    case A.S:",
        "      break;",
        "    case 'abc':",
        "      break;",
        "  }",
        "}"]));
    resolve(source);
    assertNoErrors(source);
    verify([source]);
  }

  void test_constConstructorWithFieldInitializedByNonConst() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final int i = f();",
        "  const A();",
        "}",
        "int f() {",
        "  return 3;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_FIELD_INITIALIZED_BY_NON_CONST]);
    verify([source]);
  }

  void test_constConstructorWithFieldInitializedByNonConst_static() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static final int i = f();",
        "  const A();",
        "}",
        "int f() {",
        "  return 3;",
        "}"]));
    resolve(source);
    assertNoErrors(source);
    verify([source]);
  }

  void test_constConstructorWithMixin() {
    Source source = addSource(EngineTestCase.createSource([
        "class M {",
        "}",
        "class A extends Object with M {",
        "  const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_MIXIN]);
    verify([source]);
  }

  void test_constConstructorWithNonConstSuper_explicit() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A();",
        "}",
        "class B extends A {",
        "  const B(): super();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_NON_CONST_SUPER]);
    verify([source]);
  }

  void test_constConstructorWithNonConstSuper_implicit() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A();",
        "}",
        "class B extends A {",
        "  const B();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_NON_CONST_SUPER]);
    verify([source]);
  }

  void test_constConstructorWithNonFinalField_mixin() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  var a;",
        "}",
        "class B extends Object with A {",
        "  const B();",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_MIXIN,
        CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_NON_FINAL_FIELD]);
    verify([source]);
  }

  void test_constConstructorWithNonFinalField_super() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  var a;",
        "}",
        "class B extends A {",
        "  const B();",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_NON_FINAL_FIELD,
        CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_NON_CONST_SUPER]);
    verify([source]);
  }

  void test_constConstructorWithNonFinalField_this() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  const A();", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_CONSTRUCTOR_WITH_NON_FINAL_FIELD]);
    verify([source]);
  }

  void test_constDeferredClass() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {", "  const A();", "}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "main() {",
        "  const a.A();",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.CONST_DEFERRED_CLASS]);
  }

  void test_constDeferredClass_namedConstructor() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {", "  const A.b();", "}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "main() {",
        "  const a.A.b();",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.CONST_DEFERRED_CLASS]);
  }

  void test_constEval_newInstance_constConstructor() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  const A();", "}", "const a = new A();"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE]);
    verify([source]);
  }

  void test_constEval_newInstance_externalFactoryConstConstructor() {
    // We can't evaluate "const A()" because its constructor is external.  But
    // the code is correct--we shouldn't report an error.
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  external factory const A();",
        "}",
        "const x = const A();"]));
    resolve(source);
    assertNoErrors(source);
    verify([source]);
  }

  void test_constEval_propertyExtraction_targetNotConst() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "  m() {}",
        "}",
        "final a = const A();",
        "const C = a.m;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE]);
    verify([source]);
  }

  void test_constEvalThrowsException_binaryMinus_null() {
    _check_constEvalThrowsException_binary_null("null - 5", false);
    _check_constEvalThrowsException_binary_null("5 - null", true);
  }

  void test_constEvalThrowsException_binaryPlus_null() {
    _check_constEvalThrowsException_binary_null("null + 5", false);
    _check_constEvalThrowsException_binary_null("5 + null", true);
  }

  void test_constEvalThrowsException_divisionByZero() {
    Source source = addSource("const C = 1 ~/ 0;");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_THROWS_IDBZE]);
    verify([source]);
  }

  void test_constEvalThrowsException_unaryBitNot_null() {
    Source source = addSource("const C = ~null;");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION]);
    // no verify(), '~null' is not resolved
  }

  void test_constEvalThrowsException_unaryNegated_null() {
    Source source = addSource("const C = -null;");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION]);
    // no verify(), '-null' is not resolved
  }

  void test_constEvalThrowsException_unaryNot_null() {
    Source source = addSource("const C = !null;");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION]);
    verify([source]);
  }

  void test_constEvalTypeBool_binary() {
    _check_constEvalTypeBool_withParameter_binary("p && ''");
    _check_constEvalTypeBool_withParameter_binary("p || ''");
  }

  void test_constEvalTypeBool_binary_leftTrue() {
    Source source = addSource("const C = (true || 0);");
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_BOOL,
        StaticTypeWarningCode.NON_BOOL_OPERAND,
        HintCode.DEAD_CODE]);
    verify([source]);
  }

  void test_constEvalTypeBoolNumString_equal() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "}",
        "class B {",
        "  final a;",
        "  const B(num p) : a = p == const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_TYPE_BOOL_NUM_STRING]);
    verify([source]);
  }

  void test_constEvalTypeBoolNumString_notEqual() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "}",
        "class B {",
        "  final a;",
        "  const B(String p) : a = p != const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_TYPE_BOOL_NUM_STRING]);
    verify([source]);
  }

  void test_constEvalTypeInt_binary() {
    _check_constEvalTypeInt_withParameter_binary("p ^ ''");
    _check_constEvalTypeInt_withParameter_binary("p & ''");
    _check_constEvalTypeInt_withParameter_binary("p | ''");
    _check_constEvalTypeInt_withParameter_binary("p >> ''");
    _check_constEvalTypeInt_withParameter_binary("p << ''");
  }

  void test_constEvalTypeNum_binary() {
    _check_constEvalTypeNum_withParameter_binary("p + ''");
    _check_constEvalTypeNum_withParameter_binary("p - ''");
    _check_constEvalTypeNum_withParameter_binary("p * ''");
    _check_constEvalTypeNum_withParameter_binary("p / ''");
    _check_constEvalTypeNum_withParameter_binary("p ~/ ''");
    _check_constEvalTypeNum_withParameter_binary("p > ''");
    _check_constEvalTypeNum_withParameter_binary("p < ''");
    _check_constEvalTypeNum_withParameter_binary("p >= ''");
    _check_constEvalTypeNum_withParameter_binary("p <= ''");
    _check_constEvalTypeNum_withParameter_binary("p % ''");
  }

  void test_constFormalParameter_fieldFormalParameter() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  var x;", "  A(const this.x) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_FORMAL_PARAMETER]);
    verify([source]);
  }

  void test_constFormalParameter_simpleFormalParameter() {
    Source source = addSource(EngineTestCase.createSource(["f(const x) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_FORMAL_PARAMETER]);
    verify([source]);
  }

  void test_constInitializedWithNonConstValue() {
    Source source = addSource(EngineTestCase.createSource(["f(p) {", "  const C = p;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE]);
    verify([source]);
  }

  void test_constInitializedWithNonConstValue_missingConstInListLiteral() {
    Source source = addSource("const List L = [0];");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE]);
    verify([source]);
  }

  void test_constInitializedWithNonConstValue_missingConstInMapLiteral() {
    Source source = addSource("const Map M = {'a' : 0};");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE]);
    verify([source]);
  }

  void test_constInitializedWithNonConstValueFromDeferredClass() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const V = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "const B = a.V;"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE_FROM_DEFERRED_LIBRARY]);
  }

  void test_constInitializedWithNonConstValueFromDeferredClass_nested() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const V = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "const B = a.V + 1;"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE_FROM_DEFERRED_LIBRARY]);
  }

  void test_constInstanceField() {
    Source source = addSource(EngineTestCase.createSource(["class C {", "  const int f = 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_INSTANCE_FIELD]);
    verify([source]);
  }

  void test_constMapKeyTypeImplementsEquals_direct() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "  operator ==(other) => false;",
        "}",
        "main() {",
        "  const {const A() : 0};",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_MAP_KEY_EXPRESSION_TYPE_IMPLEMENTS_EQUALS]);
    verify([source]);
  }

  void test_constMapKeyTypeImplementsEquals_dynamic() {
    // Note: static type of B.a is "dynamic", but actual type of the const
    // object is A.  We need to make sure we examine the actual type when
    // deciding whether there is a problem with operator==.
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "  operator ==(other) => false;",
        "}",
        "class B {",
        "  static const a = const A();",
        "}",
        "main() {",
        "  const {B.a : 0};",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_MAP_KEY_EXPRESSION_TYPE_IMPLEMENTS_EQUALS]);
    verify([source]);
  }

  void test_constMapKeyTypeImplementsEquals_factory() {
    Source source = addSource(EngineTestCase.createSource([
        "class A { const factory A() = B; }",
        "",
        "class B implements A {",
        "  const B();",
        "",
        "  operator ==(o) => true;",
        "}",
        "",
        "main() {",
        "  var m = const { const A(): 42 };",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_MAP_KEY_EXPRESSION_TYPE_IMPLEMENTS_EQUALS]);
    verify([source]);
  }

  void test_constMapKeyTypeImplementsEquals_super() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "  operator ==(other) => false;",
        "}",
        "class B extends A {",
        "  const B();",
        "}",
        "main() {",
        "  const {const B() : 0};",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_MAP_KEY_EXPRESSION_TYPE_IMPLEMENTS_EQUALS]);
    verify([source]);
  }

  void test_constWithInvalidTypeParameters() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "}",
        "f() { return const A<A>(); }"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_INVALID_TYPE_PARAMETERS]);
    verify([source]);
  }

  void test_constWithInvalidTypeParameters_tooFew() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class C<K, V> {",
        "  const C();",
        "}",
        "f(p) {",
        "  return const C<A>();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_INVALID_TYPE_PARAMETERS]);
    verify([source]);
  }

  void test_constWithInvalidTypeParameters_tooMany() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class C<E> {",
        "  const C();",
        "}",
        "f(p) {",
        "  return const C<A, A>();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_INVALID_TYPE_PARAMETERS]);
    verify([source]);
  }

  void test_constWithNonConst() {
    Source source = addSource(EngineTestCase.createSource([
        "class T {",
        "  T(a, b, {c, d}) {}",
        "}",
        "f() { return const T(0, 1, c: 2, d: 3); }"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_NON_CONST]);
    verify([source]);
  }

  void test_constWithNonConstantArgument_annotation() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A(int p);",
        "}",
        "var v = 42;",
        "@A(v)",
        "main() {",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_NON_CONSTANT_ARGUMENT]);
    verify([source]);
  }

  void test_constWithNonConstantArgument_instanceCreation() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A(a);",
        "}",
        "f(p) { return const A(p); }"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_NON_CONSTANT_ARGUMENT]);
    verify([source]);
  }

  void test_constWithNonType() {
    Source source = addSource(EngineTestCase.createSource(["int A;", "f() {", "  return const A();", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_NON_TYPE]);
    verify([source]);
  }

  void test_constWithNonType_fromLibrary() {
    Source source1 = addNamedSource("lib.dart", "");
    Source source2 = addNamedSource("lib2.dart", EngineTestCase.createSource([
        "import 'lib.dart' as lib;",
        "void f() {",
        "  const lib.A();",
        "}"]));
    resolve(source1);
    resolve(source2);
    assertErrors(source2, [CompileTimeErrorCode.CONST_WITH_NON_TYPE]);
    verify([source1]);
  }

  void test_constWithTypeParameters_direct() {
    Source source = addSource(EngineTestCase.createSource([
        "class A<T> {",
        "  static const V = const A<T>();",
        "  const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_WITH_TYPE_PARAMETERS,
        StaticWarningCode.TYPE_PARAMETER_REFERENCED_BY_STATIC]);
    verify([source]);
  }

  void test_constWithTypeParameters_indirect() {
    Source source = addSource(EngineTestCase.createSource([
        "class A<T> {",
        "  static const V = const A<List<T>>();",
        "  const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_WITH_TYPE_PARAMETERS,
        StaticWarningCode.TYPE_PARAMETER_REFERENCED_BY_STATIC]);
    verify([source]);
  }

  void test_constWithUndefinedConstructor() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "}",
        "f() {",
        "  return const A.noSuchConstructor();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_UNDEFINED_CONSTRUCTOR]);
    // no verify(), 'noSuchConstructor' is not resolved
  }

  void test_constWithUndefinedConstructorDefault() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A.name();",
        "}",
        "f() {",
        "  return const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_WITH_UNDEFINED_CONSTRUCTOR_DEFAULT]);
    verify([source]);
  }

  void test_defaultValueInFunctionTypeAlias() {
    Source source = addSource(EngineTestCase.createSource(["typedef F([x = 0]);"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DEFAULT_VALUE_IN_FUNCTION_TYPE_ALIAS]);
    verify([source]);
  }

  void test_defaultValueInFunctionTypedParameter_named() {
    Source source = addSource(EngineTestCase.createSource(["f(g({p: null})) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DEFAULT_VALUE_IN_FUNCTION_TYPED_PARAMETER]);
    verify([source]);
  }

  void test_defaultValueInFunctionTypedParameter_optional() {
    Source source = addSource(EngineTestCase.createSource(["f(g([p = null])) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DEFAULT_VALUE_IN_FUNCTION_TYPED_PARAMETER]);
    verify([source]);
  }

  void test_defaultValueInRedirectingFactoryConstructor() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  factory A([int x = 0]) = B;",
        "}",
        "",
        "class B implements A {",
        "  B([int x = 1]) {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DEFAULT_VALUE_IN_REDIRECTING_FACTORY_CONSTRUCTOR]);
    verify([source]);
  }

  void test_duplicateConstructorName_named() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A.a() {}", "  A.a() {}", "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.DUPLICATE_CONSTRUCTOR_NAME,
        CompileTimeErrorCode.DUPLICATE_CONSTRUCTOR_NAME]);
    verify([source]);
  }

  void test_duplicateConstructorName_unnamed() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() {}", "  A() {}", "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.DUPLICATE_CONSTRUCTOR_DEFAULT,
        CompileTimeErrorCode.DUPLICATE_CONSTRUCTOR_DEFAULT]);
    verify([source]);
  }

  void test_duplicateDefinition() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  int m = 0;", "  m(a) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([source]);
  }

  void test_duplicateDefinition_acrossLibraries() {
    Source librarySource = addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "", "part 'a.dart';", "part 'b.dart';"]));
    Source sourceA = addNamedSource("/a.dart", EngineTestCase.createSource(["part of lib;", "", "class A {}"]));
    Source sourceB = addNamedSource("/b.dart", EngineTestCase.createSource(["part of lib;", "", "class A {}"]));
    resolve(librarySource);
    assertErrors(sourceB, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([librarySource, sourceA, sourceB]);
  }

  void test_duplicateDefinition_classMembers_fields() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int a;", "  int a;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([source]);
  }

  void test_duplicateDefinition_classMembers_fields_oneStatic() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  static int x;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([source]);
  }

  void test_duplicateDefinition_classMembers_methods() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  m() {}", "  m() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([source]);
  }

  void test_duplicateDefinition_localFields() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {",
        "    int a;",
        "    int a;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([source]);
  }

  void test_duplicateDefinition_parameterWithFunctionName_local() {
    Source source = addSource(EngineTestCase.createSource(["main() {", "  f(f) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([source]);
  }

  void test_duplicateDefinition_parameterWithFunctionName_topLevel() {
    Source source = addSource(EngineTestCase.createSource(["main() {", "  f(f) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION]);
    verify([source]);
  }

  void test_duplicateDefinitionInheritance_instanceGetter_staticGetter() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  int get x => 0;",
        "}",
        "class B extends A {",
        "  static int get x => 0;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION_INHERITANCE]);
    verify([source]);
  }

  void test_duplicateDefinitionInheritance_instanceGetterAbstract_staticGetter() {
    Source source = addSource(EngineTestCase.createSource([
        "abstract class A {",
        "  int get x;",
        "}",
        "class B extends A {",
        "  static int get x => 0;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION_INHERITANCE]);
    verify([source]);
  }

  void test_duplicateDefinitionInheritance_instanceMethod_staticMethod() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  x() {}",
        "}",
        "class B extends A {",
        "  static x() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION_INHERITANCE]);
    verify([source]);
  }

  void test_duplicateDefinitionInheritance_instanceMethodAbstract_staticMethod() {
    Source source = addSource(EngineTestCase.createSource([
        "abstract class A {",
        "  x();",
        "}",
        "abstract class B extends A {",
        "  static x() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION_INHERITANCE]);
    verify([source]);
  }

  void test_duplicateDefinitionInheritance_instanceSetter_staticSetter() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  set x(value) {}",
        "}",
        "class B extends A {",
        "  static set x(value) {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION_INHERITANCE]);
    verify([source]);
  }

  void test_duplicateDefinitionInheritance_instanceSetterAbstract_staticSetter() {
    Source source = addSource(EngineTestCase.createSource([
        "abstract class A {",
        "  set x(value);",
        "}",
        "class B extends A {",
        "  static set x(value) {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_DEFINITION_INHERITANCE]);
    verify([source]);
  }

  void test_duplicateNamedArgument() {
    Source source = addSource(EngineTestCase.createSource(["f({a, b}) {}", "main() {", "  f(a: 1, a: 2);", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.DUPLICATE_NAMED_ARGUMENT]);
    verify([source]);
  }

  void test_exportInternalLibrary() {
    Source source = addSource(EngineTestCase.createSource(["export 'dart:_interceptors';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXPORT_INTERNAL_LIBRARY]);
    verify([source]);
  }

  void test_exportOfNonLibrary() {
    Source source = addSource(EngineTestCase.createSource(["library L;", "export 'lib1.dart';"]));
    addNamedSource("/lib1.dart", EngineTestCase.createSource(["part of lib;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXPORT_OF_NON_LIBRARY]);
    verify([source]);
  }

  void test_extendsDeferredClass() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class B extends a.A {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.EXTENDS_DEFERRED_CLASS]);
  }

  void test_extendsDeferredClass_classTypeAlias() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class M {}",
        "class C = a.A with M;"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.EXTENDS_DEFERRED_CLASS]);
  }

  void test_extendsDisallowedClass_class_bool() {
    Source source = addSource(EngineTestCase.createSource(["class A extends bool {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS,
        CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_extendsDisallowedClass_class_double() {
    Source source = addSource(EngineTestCase.createSource(["class A extends double {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS,
        CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_extendsDisallowedClass_class_int() {
    Source source = addSource(EngineTestCase.createSource(["class A extends int {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS,
        CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_extendsDisallowedClass_class_Null() {
    Source source = addSource(EngineTestCase.createSource(["class A extends Null {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS,
        CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_extendsDisallowedClass_class_num() {
    Source source = addSource(EngineTestCase.createSource(["class A extends num {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS,
        CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_extendsDisallowedClass_class_String() {
    Source source = addSource(EngineTestCase.createSource(["class A extends String {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS,
        CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_extendsDisallowedClass_classTypeAlias_bool() {
    Source source = addSource(EngineTestCase.createSource(["class M {}", "class C = bool with M;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_extendsDisallowedClass_classTypeAlias_double() {
    Source source = addSource(EngineTestCase.createSource(["class M {}", "class C = double with M;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_extendsDisallowedClass_classTypeAlias_int() {
    Source source = addSource(EngineTestCase.createSource(["class M {}", "class C = int with M;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_extendsDisallowedClass_classTypeAlias_Null() {
    Source source = addSource(EngineTestCase.createSource(["class M {}", "class C = Null with M;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_extendsDisallowedClass_classTypeAlias_num() {
    Source source = addSource(EngineTestCase.createSource(["class M {}", "class C = num with M;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_extendsDisallowedClass_classTypeAlias_String() {
    Source source = addSource(EngineTestCase.createSource(["class M {}", "class C = String with M;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_extendsEnum() {
    AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl();
    analysisOptions.enableEnum = true;
    resetWithOptions(analysisOptions);
    Source source = addSource(EngineTestCase.createSource(["enum E { ONE }", "class A extends E {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_ENUM]);
    verify([source]);
  }

  void test_extendsNonClass_class() {
    Source source = addSource(EngineTestCase.createSource(["int A;", "class B extends A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_NON_CLASS]);
    verify([source]);
  }

  void test_extendsNonClass_dynamic() {
    Source source = addSource(EngineTestCase.createSource(["class B extends dynamic {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTENDS_NON_CLASS]);
    verify([source]);
  }

  void test_extraPositionalArguments_const() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "}",
        "main() {",
        "  const A(0);",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTRA_POSITIONAL_ARGUMENTS]);
    verify([source]);
  }

  void test_extraPositionalArguments_const_super() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "}",
        "class B extends A {",
        "  const B() : super(0);",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.EXTRA_POSITIONAL_ARGUMENTS]);
    verify([source]);
  }

  void test_fieldInitializedByMultipleInitializers() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  A() : x = 0, x = 1 {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS]);
    verify([source]);
  }

  void test_fieldInitializedByMultipleInitializers_multipleInits() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  int x;",
        "  A() : x = 0, x = 1, x = 2 {}",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS,
        CompileTimeErrorCode.FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS]);
    verify([source]);
  }

  void test_fieldInitializedByMultipleInitializers_multipleNames() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  int x;",
        "  int y;",
        "  A() : x = 0, x = 1, y = 0, y = 1 {}",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS,
        CompileTimeErrorCode.FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS]);
    verify([source]);
  }

  void test_fieldInitializedInParameterAndInitializer() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  A(this.x) : x = 1 {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZED_IN_PARAMETER_AND_INITIALIZER]);
    verify([source]);
  }

  void test_fieldInitializerFactoryConstructor() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  factory A(this.x) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZER_FACTORY_CONSTRUCTOR]);
    verify([source]);
  }

  void test_fieldInitializerOutsideConstructor() {
    // TODO(brianwilkerson) Fix the duplicate error messages.
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  m(this.x) {}", "}"]));
    resolve(source);
    assertErrors(source, [
        ParserErrorCode.FIELD_INITIALIZER_OUTSIDE_CONSTRUCTOR,
        CompileTimeErrorCode.FIELD_INITIALIZER_OUTSIDE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_fieldInitializerOutsideConstructor_defaultParameter() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int x;", "  m([this.x]) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZER_OUTSIDE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_fieldInitializerRedirectingConstructor_afterRedirection() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  int x;",
        "  A.named() {}",
        "  A() : this.named(), x = 42;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZER_REDIRECTING_CONSTRUCTOR]);
    verify([source]);
  }

  void test_fieldInitializerRedirectingConstructor_beforeRedirection() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  int x;",
        "  A.named() {}",
        "  A() : x = 42, this.named();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZER_REDIRECTING_CONSTRUCTOR]);
    verify([source]);
  }

  void test_fieldInitializingFormalRedirectingConstructor() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  int x;",
        "  A.named() {}",
        "  A(this.x) : this.named();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZER_REDIRECTING_CONSTRUCTOR]);
    verify([source]);
  }

  void test_finalInitializedMultipleTimes_initializers() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  final x;", "  A() : x = 0, x = 0 {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS]);
    verify([source]);
  }

  /**
   * This test doesn't test the FINAL_INITIALIZED_MULTIPLE_TIMES code, but tests the
   * FIELD_INITIALIZED_IN_PARAMETER_AND_INITIALIZER code instead. It is provided here to show
   * coverage over all of the permutations of initializers in constructor declarations.
   *
   * Note: FIELD_INITIALIZED_IN_PARAMETER_AND_INITIALIZER covers a subset of
   * FINAL_INITIALIZED_MULTIPLE_TIMES, since it more specific, we use it instead of the broader code
   */
  void test_finalInitializedMultipleTimes_initializingFormal_initializer() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  final x;", "  A(this.x) : x = 0 {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FIELD_INITIALIZED_IN_PARAMETER_AND_INITIALIZER]);
    verify([source]);
  }

  void test_finalInitializedMultipleTimes_initializingFormals() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  final x;", "  A(this.x, this.x) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.FINAL_INITIALIZED_MULTIPLE_TIMES]);
    verify([source]);
  }

  void test_finalNotInitialized_instanceField_const_static() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  static const F;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_NOT_INITIALIZED]);
    verify([source]);
  }

  void test_finalNotInitialized_library_const() {
    Source source = addSource(EngineTestCase.createSource(["const F;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_NOT_INITIALIZED]);
    verify([source]);
  }

  void test_finalNotInitialized_local_const() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  const int x;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.CONST_NOT_INITIALIZED]);
    verify([source]);
  }

  void test_fromEnvironment_bool_badArgs() {
    Source source = addSource(EngineTestCase.createSource([
        "var b1 = const bool.fromEnvironment(1);",
        "var b2 = const bool.fromEnvironment('x', defaultValue: 1);"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE,
        CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE]);
    verify([source]);
  }

  void test_fromEnvironment_bool_badDefault_whenDefined() {
    // The type of the defaultValue needs to be correct even when the default value
    // isn't used (because the variable is defined in the environment).
    analysisContext2.declaredVariables.define("x", "true");
    Source source = addSource(EngineTestCase.createSource(["var b = const bool.fromEnvironment('x', defaultValue: 1);"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE]);
    verify([source]);
  }

  void test_getterAndMethodWithSameName() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  x(y) {}", "  get x => 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.GETTER_AND_METHOD_WITH_SAME_NAME]);
    verify([source]);
  }

  void test_implementsDeferredClass() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class B implements a.A {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.IMPLEMENTS_DEFERRED_CLASS]);
  }

  void test_implementsDeferredClass_classTypeAlias() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class B {}",
        "class M {}",
        "class C = B with M implements a.A;"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.IMPLEMENTS_DEFERRED_CLASS]);
  }

  void test_implementsDisallowedClass_class_bool() {
    Source source = addSource(EngineTestCase.createSource(["class A implements bool {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_class_double() {
    Source source = addSource(EngineTestCase.createSource(["class A implements double {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_class_int() {
    Source source = addSource(EngineTestCase.createSource(["class A implements int {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_class_Null() {
    Source source = addSource(EngineTestCase.createSource(["class A implements Null {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_class_num() {
    Source source = addSource(EngineTestCase.createSource(["class A implements num {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_class_String() {
    Source source = addSource(EngineTestCase.createSource(["class A implements String {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_class_String_num() {
    Source source = addSource(EngineTestCase.createSource(["class A implements String, num {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS,
        CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_classTypeAlias_bool() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class C = A with M implements bool;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_classTypeAlias_double() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class C = A with M implements double;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_classTypeAlias_int() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class C = A with M implements int;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_classTypeAlias_Null() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class C = A with M implements Null;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_classTypeAlias_num() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class C = A with M implements num;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_classTypeAlias_String() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class C = A with M implements String;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDisallowedClass_classTypeAlias_String_num() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class C = A with M implements String, num;"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS,
        CompileTimeErrorCode.IMPLEMENTS_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_implementsDynamic() {
    Source source = addSource(EngineTestCase.createSource(["class A implements dynamic {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_DYNAMIC]);
    verify([source]);
  }

  void test_implementsEnum() {
    AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl();
    analysisOptions.enableEnum = true;
    resetWithOptions(analysisOptions);
    Source source = addSource(EngineTestCase.createSource(["enum E { ONE }", "class A implements E {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_ENUM]);
    verify([source]);
  }

  void test_implementsNonClass_class() {
    Source source = addSource(EngineTestCase.createSource(["int A;", "class B implements A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_NON_CLASS]);
    verify([source]);
  }

  void test_implementsNonClass_typeAlias() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "int B;",
        "class C = A with M implements B;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_NON_CLASS]);
    verify([source]);
  }

  void test_implementsRepeated() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class B implements A, A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_REPEATED]);
    verify([source]);
  }

  void test_implementsRepeated_3times() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {} class C{}",
        "class B implements A, A, A, A {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.IMPLEMENTS_REPEATED,
        CompileTimeErrorCode.IMPLEMENTS_REPEATED,
        CompileTimeErrorCode.IMPLEMENTS_REPEATED]);
    verify([source]);
  }

  void test_implementsSuperClass() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class B extends A implements A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_SUPER_CLASS]);
    verify([source]);
  }

  void test_implementsSuperClass_Object() {
    Source source = addSource(EngineTestCase.createSource(["class A implements Object {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLEMENTS_SUPER_CLASS]);
    verify([source]);
  }

  void test_implicitThisReferenceInInitializer_field() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  var v;",
        "  A() : v = f;",
        "  var f;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLICIT_THIS_REFERENCE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_implicitThisReferenceInInitializer_field2() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  final x = 0;", "  final y = x;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLICIT_THIS_REFERENCE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_implicitThisReferenceInInitializer_invocation() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  var v;",
        "  A() : v = f();",
        "  f() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLICIT_THIS_REFERENCE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_implicitThisReferenceInInitializer_invocationInStatic() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  static var F = m();", "  m() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLICIT_THIS_REFERENCE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_implicitThisReferenceInInitializer_redirectingConstructorInvocation() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A(p) {}",
        "  A.named() : this(f);",
        "  var f;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLICIT_THIS_REFERENCE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_implicitThisReferenceInInitializer_superConstructorInvocation() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A(p) {}",
        "}",
        "class B extends A {",
        "  B() : super(f);",
        "  var f;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPLICIT_THIS_REFERENCE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_importInternalLibrary() {
    Source source = addSource(EngineTestCase.createSource(["import 'dart:_interceptors';"]));
    resolve(source);
    // Note, in these error cases we may generate an UNUSED_IMPORT hint, while we could prevent
    // the hint from being generated by testing the import directive for the error, this is such a
    // minor corner case that we don't think we should add the additional computation time to figure
    // out such cases.
    assertErrors(source, [
        CompileTimeErrorCode.IMPORT_INTERNAL_LIBRARY,
        HintCode.UNUSED_IMPORT]);
    verify([source]);
  }

  void test_importInternalLibrary_js_helper() {
    Source source = addSource(EngineTestCase.createSource(["import 'dart:_js_helper';"]));
    resolve(source);
    // Note, in these error cases we may generate an UNUSED_IMPORT hint, while we could prevent
    // the hint from being generated by testing the import directive for the error, this is such a
    // minor corner case that we don't think we should add the additional computation time to figure
    // out such cases.
    assertErrors(source, [
        CompileTimeErrorCode.IMPORT_INTERNAL_LIBRARY,
        HintCode.UNUSED_IMPORT]);
    verify([source]);
  }

  void test_importOfNonLibrary() {
    Source source = addSource(EngineTestCase.createSource(["library lib;", "import 'part.dart';", "A a;"]));
    addNamedSource("/part.dart", EngineTestCase.createSource(["part of lib;", "class A{}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.IMPORT_OF_NON_LIBRARY]);
    verify([source]);
  }

  void test_inconsistentCaseExpressionTypes() {
    Source source = addSource(EngineTestCase.createSource([
        "f(var p) {",
        "  switch (p) {",
        "    case 1:",
        "      break;",
        "    case 'a':",
        "      break;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INCONSISTENT_CASE_EXPRESSION_TYPES]);
    verify([source]);
  }

  void test_inconsistentCaseExpressionTypes_dynamic() {
    // Even though A.S and S have a static type of "dynamic", we should see
    // that they fail to match 3, because they are constant strings.
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static const S = 'A.S';",
        "}",
        "",
        "const S = 'S';",
        "",
        "foo(var p) {",
        "  switch (p) {",
        "    case 3:",
        "      break;",
        "    case S:",
        "      break;",
        "    case A.S:",
        "      break;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.INCONSISTENT_CASE_EXPRESSION_TYPES,
        CompileTimeErrorCode.INCONSISTENT_CASE_EXPRESSION_TYPES]);
    verify([source]);
  }

  void test_inconsistentCaseExpressionTypes_repeated() {
    Source source = addSource(EngineTestCase.createSource([
        "f(var p) {",
        "  switch (p) {",
        "    case 1:",
        "      break;",
        "    case 'a':",
        "      break;",
        "    case 'b':",
        "      break;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.INCONSISTENT_CASE_EXPRESSION_TYPES,
        CompileTimeErrorCode.INCONSISTENT_CASE_EXPRESSION_TYPES]);
    verify([source]);
  }

  void test_initializerForNonExistent_const() {
    // Check that the absence of a matching field doesn't cause a
    // crash during constant evaluation.
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A() : x = 'foo';",
        "}",
        "A a = const A();"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZER_FOR_NON_EXISTENT_FIELD]);
  }

  void test_initializerForNonExistent_initializer() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() : x = 0 {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZER_FOR_NON_EXISTENT_FIELD]);
  }

  void test_initializerForStaticField() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  static int x;", "  A() : x = 0 {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZER_FOR_STATIC_FIELD]);
    verify([source]);
  }

  void test_initializingFormalForNonExistentField() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A(this.x) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZING_FORMAL_FOR_NON_EXISTENT_FIELD]);
    verify([source]);
  }

  void test_initializingFormalForNonExistentField_notInEnclosingClass() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "int x;",
        "}",
        "class B extends A {",
        "  B(this.x) {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZING_FORMAL_FOR_NON_EXISTENT_FIELD]);
    verify([source]);
  }

  void test_initializingFormalForNonExistentField_optional() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A([this.x]) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZING_FORMAL_FOR_NON_EXISTENT_FIELD]);
    verify([source]);
  }

  void test_initializingFormalForNonExistentField_synthetic() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int get x => 1;", "  A(this.x) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZING_FORMAL_FOR_NON_EXISTENT_FIELD]);
    verify([source]);
  }

  void test_initializingFormalForStaticField() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  static int x;", "  A([this.x]) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INITIALIZING_FORMAL_FOR_STATIC_FIELD]);
    verify([source]);
  }

  void test_instanceMemberAccessFromFactory_named() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {}",
        "  A();",
        "  factory A.make() {",
        "    m();",
        "    return new A();",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INSTANCE_MEMBER_ACCESS_FROM_FACTORY]);
    verify([source]);
  }

  void test_instanceMemberAccessFromFactory_unnamed() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {}",
        "  A._();",
        "  factory A() {",
        "    m();",
        "    return new A._();",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INSTANCE_MEMBER_ACCESS_FROM_FACTORY]);
    verify([source]);
  }

  void test_instanceMemberAccessFromStatic_field() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  int f;",
        "  static foo() {",
        "    f;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INSTANCE_MEMBER_ACCESS_FROM_STATIC]);
    verify([source]);
  }

  void test_instanceMemberAccessFromStatic_getter() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  get g => null;",
        "  static foo() {",
        "    g;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INSTANCE_MEMBER_ACCESS_FROM_STATIC]);
    verify([source]);
  }

  void test_instanceMemberAccessFromStatic_method() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {}",
        "  static foo() {",
        "    m();",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INSTANCE_MEMBER_ACCESS_FROM_STATIC]);
    verify([source]);
  }

  void test_instantiateEnum_const() {
    AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl();
    analysisOptions.enableEnum = true;
    resetWithOptions(analysisOptions);
    Source source = addSource(EngineTestCase.createSource([
        "enum E { ONE }",
        "E e(String name) {",
        "  return const E();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INSTANTIATE_ENUM]);
    verify([source]);
  }

  void test_instantiateEnum_new() {
    AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl();
    analysisOptions.enableEnum = true;
    resetWithOptions(analysisOptions);
    Source source = addSource(EngineTestCase.createSource([
        "enum E { ONE }",
        "E e(String name) {",
        "  return new E();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INSTANTIATE_ENUM]);
    verify([source]);
  }

  void test_invalidAnnotation_getter() {
    Source source = addSource(EngineTestCase.createSource(["get V => 0;", "@V", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
    verify([source]);
  }

  void test_invalidAnnotation_importWithPrefix_getter() {
    addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "get V => 0;"]));
    Source source = addSource(EngineTestCase.createSource(["import 'lib.dart' as p;", "@p.V", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
    verify([source]);
  }

  void test_invalidAnnotation_importWithPrefix_notConstantVariable() {
    addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "final V = 0;"]));
    Source source = addSource(EngineTestCase.createSource(["import 'lib.dart' as p;", "@p.V", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
    verify([source]);
  }

  void test_invalidAnnotation_importWithPrefix_notVariableOrConstructorInvocation() {
    addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "typedef V();"]));
    Source source = addSource(EngineTestCase.createSource(["import 'lib.dart' as p;", "@p.V", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
    verify([source]);
  }

  void test_invalidAnnotation_notConstantVariable() {
    Source source = addSource(EngineTestCase.createSource(["final V = 0;", "@V", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
    verify([source]);
  }

  void test_invalidAnnotation_notVariableOrConstructorInvocation() {
    Source source = addSource(EngineTestCase.createSource(["typedef V();", "@V", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
    verify([source]);
  }

  void test_invalidAnnotation_staticMethodReference() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static f() {}",
        "}",
        "@A.f",
        "main() {",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
    verify([source]);
  }

  void test_invalidAnnotation_unresolved_identifier() {
    Source source = addSource(EngineTestCase.createSource(["@unresolved", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
  }

  void test_invalidAnnotation_unresolved_invocation() {
    Source source = addSource(EngineTestCase.createSource(["@Unresolved()", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
  }

  void test_invalidAnnotation_unresolved_prefixedIdentifier() {
    Source source = addSource(EngineTestCase.createSource([
        "import 'dart:math' as p;",
        "@p.unresolved",
        "main() {",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
  }

  void test_invalidAnnotation_useLibraryScope() {
    Source source = addSource(EngineTestCase.createSource(["@foo", "class A {", "  static const foo = null;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_ANNOTATION]);
  }

  void test_invalidAnnotationFromDeferredLibrary() {
    // See test_invalidAnnotation_notConstantVariable
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource([
        "library lib1;",
        "class V { const V(); }",
        "const v = const V();"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "@a.v main () {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.INVALID_ANNOTATION_FROM_DEFERRED_LIBRARY]);
  }

  void test_invalidAnnotationFromDeferredLibrary_constructor() {
    // See test_invalidAnnotation_notConstantVariable
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class C { const C(); }"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "@a.C() main () {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.INVALID_ANNOTATION_FROM_DEFERRED_LIBRARY]);
  }

  void test_invalidAnnotationFromDeferredLibrary_namedConstructor() {
    // See test_invalidAnnotation_notConstantVariable
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class C { const C.name(); }"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "@a.C.name() main () {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.INVALID_ANNOTATION_FROM_DEFERRED_LIBRARY]);
  }

  void test_invalidConstructorName_notEnclosingClassName_defined() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  B() : super();", "}", "class B {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_CONSTRUCTOR_NAME]);
    // no verify() call, "B" is not resolved
  }

  void test_invalidConstructorName_notEnclosingClassName_undefined() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  B() : super();", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_CONSTRUCTOR_NAME]);
    // no verify() call, "B" is not resolved
  }

  void test_invalidFactoryNameNotAClass_notClassName() {
    Source source = addSource(EngineTestCase.createSource(["int B;", "class A {", "  factory B() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_FACTORY_NAME_NOT_A_CLASS]);
    verify([source]);
  }

  void test_invalidFactoryNameNotAClass_notEnclosingClassName() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  factory B() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_FACTORY_NAME_NOT_A_CLASS]);
    // no verify() call, "B" is not resolved
  }

  void test_invalidModifierOnConstructor_async() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() async {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_CONSTRUCTOR]);
    verify([source]);
  }

  void test_invalidModifierOnConstructor_asyncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() async* {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_CONSTRUCTOR]);
    verify([source]);
  }

  void test_invalidModifierOnConstructor_syncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() sync* {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_CONSTRUCTOR]);
    verify([source]);
  }

  void test_invalidModifierOnSetter_member_async() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["class A {", "  set x(v) async {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_SETTER]);
    verify([source]);
  }

  void test_invalidModifierOnSetter_member_asyncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["class A {", "  set x(v) async* {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_SETTER]);
    verify([source]);
  }

  void test_invalidModifierOnSetter_member_syncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["class A {", "  set x(v) sync* {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_SETTER]);
    verify([source]);
  }

  void test_invalidModifierOnSetter_topLevel_async() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["set x(v) async {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_SETTER]);
    verify([source]);
  }

  void test_invalidModifierOnSetter_topLevel_asyncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["set x(v) async* {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_SETTER]);
    verify([source]);
  }

  void test_invalidModifierOnSetter_topLevel_syncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["set x(v) sync* {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_MODIFIER_ON_SETTER]);
    verify([source]);
  }

  void test_invalidReferenceToThis_factoryConstructor() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  factory A() { return this; }", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidReferenceToThis_instanceVariableInitializer_inConstructor() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  var f;", "  A() : f = this;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidReferenceToThis_instanceVariableInitializer_inDeclaration() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  var f = this;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidReferenceToThis_staticMethod() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  static m() { return this; }", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidReferenceToThis_staticVariableInitializer() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  static A f = this;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidReferenceToThis_superInitializer() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A(var x) {}",
        "}",
        "class B extends A {",
        "  B() : super(this);",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidReferenceToThis_topLevelFunction() {
    Source source = addSource("f() { return this; }");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidReferenceToThis_variableInitializer() {
    Source source = addSource("int x = this;");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_REFERENCE_TO_THIS]);
    verify([source]);
  }

  void test_invalidTypeArgumentInConstList() {
    Source source = addSource(EngineTestCase.createSource([
        "class A<E> {",
        "  m() {",
        "    return const <E>[];",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_TYPE_ARGUMENT_IN_CONST_LIST]);
    verify([source]);
  }

  void test_invalidTypeArgumentInConstMap() {
    Source source = addSource(EngineTestCase.createSource([
        "class A<E> {",
        "  m() {",
        "    return const <String, E>{};",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_TYPE_ARGUMENT_IN_CONST_MAP]);
    verify([source]);
  }

  void test_invalidUri_export() {
    Source source = addSource(EngineTestCase.createSource(["export 'ht:';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_URI]);
  }

  void test_invalidUri_import() {
    Source source = addSource(EngineTestCase.createSource(["import 'ht:';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_URI]);
  }

  void test_invalidUri_part() {
    Source source = addSource(EngineTestCase.createSource(["part 'ht:';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.INVALID_URI]);
  }

  void test_labelInOuterScope() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  void m(int i) {",
        "    l: while (i > 0) {",
        "      void f() {",
        "        break l;",
        "      };",
        "    }",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.LABEL_IN_OUTER_SCOPE]);
    // We cannot verify resolution with unresolvable labels
  }

  void test_labelUndefined_break() {
    Source source = addSource(EngineTestCase.createSource([
        "f() {",
        "  x: while (true) {",
        "    break y;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.LABEL_UNDEFINED]);
    // We cannot verify resolution with undefined labels
  }

  void test_labelUndefined_continue() {
    Source source = addSource(EngineTestCase.createSource([
        "f() {",
        "  x: while (true) {",
        "    continue y;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.LABEL_UNDEFINED]);
    // We cannot verify resolution with undefined labels
  }

  void test_memberWithClassName_field() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int A = 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MEMBER_WITH_CLASS_NAME]);
    verify([source]);
  }

  void test_memberWithClassName_field2() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int z, A, b = 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MEMBER_WITH_CLASS_NAME]);
    verify([source]);
  }

  void test_memberWithClassName_getter() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  get A => 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MEMBER_WITH_CLASS_NAME]);
    verify([source]);
  }

  void test_memberWithClassName_method() {
    // no test because indistinguishable from constructor
  }

  void test_methodAndGetterWithSameName() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  get x => 0;", "  x(y) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.METHOD_AND_GETTER_WITH_SAME_NAME]);
    verify([source]);
  }

  void test_missingEnumConstantInSwitch() {
    AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl();
    analysisOptions.enableEnum = true;
    resetWithOptions(analysisOptions);
    Source source = addSource(EngineTestCase.createSource([
        "enum E { ONE, TWO, THREE, FOUR }",
        "bool odd(E e) {",
        "  switch (e) {",
        "    case E.ONE:",
        "    case E.THREE: return true;",
        "  }",
        "  return false;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.MISSING_ENUM_CONSTANT_IN_SWITCH,
        CompileTimeErrorCode.MISSING_ENUM_CONSTANT_IN_SWITCH]);
    verify([source]);
  }

  void test_mixinDeclaresConstructor_classDeclaration() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A() {}",
        "}",
        "class B extends Object with A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_DECLARES_CONSTRUCTOR]);
    verify([source]);
  }

  void test_mixinDeclaresConstructor_typeAlias() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() {}", "}", "class B = Object with A;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_DECLARES_CONSTRUCTOR]);
    verify([source]);
  }

  void test_mixinDeferredClass() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class B extends Object with a.A {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.MIXIN_DEFERRED_CLASS]);
  }

  void test_mixinDeferredClass_classTypeAlias() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "class A {}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class B {}",
        "class C = B with a.A;"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.MIXIN_DEFERRED_CLASS]);
  }

  void test_mixinInheritsFromNotObject_classDeclaration_extends() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B extends A {}",
        "class C extends Object with B {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_INHERITS_FROM_NOT_OBJECT]);
    verify([source]);
  }

  void test_mixinInheritsFromNotObject_classDeclaration_with() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B extends Object with A {}",
        "class C extends Object with B {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_INHERITS_FROM_NOT_OBJECT]);
    verify([source]);
  }

  void test_mixinInheritsFromNotObject_typeAlias_extends() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B extends A {}",
        "class C = Object with B;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_INHERITS_FROM_NOT_OBJECT]);
    verify([source]);
  }

  void test_mixinInheritsFromNotObject_typeAlias_with() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B extends Object with A {}",
        "class C = Object with B;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_INHERITS_FROM_NOT_OBJECT]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_class_bool() {
    Source source = addSource(EngineTestCase.createSource(["class A extends Object with bool {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_class_double() {
    Source source = addSource(EngineTestCase.createSource(["class A extends Object with double {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_class_int() {
    Source source = addSource(EngineTestCase.createSource(["class A extends Object with int {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_class_Null() {
    Source source = addSource(EngineTestCase.createSource(["class A extends Object with Null {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_class_num() {
    Source source = addSource(EngineTestCase.createSource(["class A extends Object with num {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_class_String() {
    Source source = addSource(EngineTestCase.createSource(["class A extends Object with String {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_classTypeAlias_bool() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class C = A with bool;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_classTypeAlias_double() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class C = A with double;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_classTypeAlias_int() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class C = A with int;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_classTypeAlias_Null() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class C = A with Null;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_classTypeAlias_num() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class C = A with num;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_classTypeAlias_String() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class C = A with String;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfDisallowedClass_classTypeAlias_String_num() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "class C = A with String, num;"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS,
        CompileTimeErrorCode.MIXIN_OF_DISALLOWED_CLASS]);
    verify([source]);
  }

  void test_mixinOfEnum() {
    AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl();
    analysisOptions.enableEnum = true;
    resetWithOptions(analysisOptions);
    Source source = addSource(EngineTestCase.createSource(["enum E { ONE }", "class A extends Object with E {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_ENUM]);
    verify([source]);
  }

  void test_mixinOfNonClass_class() {
    Source source = addSource(EngineTestCase.createSource(["int A;", "class B extends Object with A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_NON_CLASS]);
    verify([source]);
  }

  void test_mixinOfNonClass_typeAlias() {
    Source source = addSource(EngineTestCase.createSource(["class A {}", "int B;", "class C = A with B;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_OF_NON_CLASS]);
    verify([source]);
  }

  void test_mixinReferencesSuper() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  toString() => super.toString();",
        "}",
        "class B extends Object with A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_REFERENCES_SUPER]);
    verify([source]);
  }

  void test_mixinWithNonClassSuperclass_class() {
    Source source = addSource(EngineTestCase.createSource(["int A;", "class B {}", "class C extends A with B {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_WITH_NON_CLASS_SUPERCLASS]);
    verify([source]);
  }

  void test_mixinWithNonClassSuperclass_typeAlias() {
    Source source = addSource(EngineTestCase.createSource(["int A;", "class B {}", "class C = A with B;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MIXIN_WITH_NON_CLASS_SUPERCLASS]);
    verify([source]);
  }

  void test_multipleRedirectingConstructorInvocations() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A() : this.a(), this.b();",
        "  A.a() {}",
        "  A.b() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MULTIPLE_REDIRECTING_CONSTRUCTOR_INVOCATIONS]);
    verify([source]);
  }

  void test_multipleSuperInitializers() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B extends A {",
        "  B() : super(), super() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.MULTIPLE_SUPER_INITIALIZERS]);
    verify([source]);
  }

  void test_nativeClauseInNonSDKCode() {
    // TODO(jwren) Move this test somewhere else: This test verifies a parser error code is generated
    // through the ErrorVerifier, it is not a CompileTimeErrorCode.
    Source source = addSource(EngineTestCase.createSource(["class A native 'string' {}"]));
    resolve(source);
    assertErrors(source, [ParserErrorCode.NATIVE_CLAUSE_IN_NON_SDK_CODE]);
    verify([source]);
  }

  void test_nativeFunctionBodyInNonSDKCode_function() {
    // TODO(jwren) Move this test somewhere else: This test verifies a parser error code is generated
    // through the ErrorVerifier, it is not a CompileTimeErrorCode.
    Source source = addSource(EngineTestCase.createSource(["int m(a) native 'string';"]));
    resolve(source);
    assertErrors(source, [ParserErrorCode.NATIVE_FUNCTION_BODY_IN_NON_SDK_CODE]);
    verify([source]);
  }

  void test_nativeFunctionBodyInNonSDKCode_method() {
    // TODO(jwren) Move this test somewhere else: This test verifies a parser error code is generated
    // through the ErrorVerifier, it is not a CompileTimeErrorCode.
    Source source = addSource(EngineTestCase.createSource(["class A{", "  static int m(a) native 'string';", "}"]));
    resolve(source);
    assertErrors(source, [ParserErrorCode.NATIVE_FUNCTION_BODY_IN_NON_SDK_CODE]);
    verify([source]);
  }

  void test_noAnnotationConstructorArguments() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  const A();", "}", "@A", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NO_ANNOTATION_CONSTRUCTOR_ARGUMENTS]);
    verify([source]);
  }

  void test_noDefaultSuperConstructorExplicit() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A(p);",
        "}",
        "class B extends A {",
        "  B() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_EXPLICIT]);
    verify([source]);
  }

  void test_noDefaultSuperConstructorImplicit_superHasParameters() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A(p);", "}", "class B extends A {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_noDefaultSuperConstructorImplicit_superOnlyNamed() {
    Source source = addSource(EngineTestCase.createSource(["class A { A.named() {} }", "class B extends A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NO_DEFAULT_SUPER_CONSTRUCTOR_IMPLICIT]);
    verify([source]);
  }

  void test_nonConstantAnnotationConstructor_named() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A.fromInt() {}",
        "}",
        "@A.fromInt()",
        "main() {",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_ANNOTATION_CONSTRUCTOR]);
    verify([source]);
  }

  void test_nonConstantAnnotationConstructor_unnamed() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() {}", "}", "@A()", "main() {", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_ANNOTATION_CONSTRUCTOR]);
    verify([source]);
  }

  void test_nonConstantDefaultValue_function_named() {
    Source source = addSource(EngineTestCase.createSource(["int y;", "f({x : y}) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE]);
    verify([source]);
  }

  void test_nonConstantDefaultValue_function_positional() {
    Source source = addSource(EngineTestCase.createSource(["int y;", "f([x = y]) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE]);
    verify([source]);
  }

  void test_nonConstantDefaultValue_inConstructor_named() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int y;", "  A({x : y}) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE]);
    verify([source]);
  }

  void test_nonConstantDefaultValue_inConstructor_positional() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int y;", "  A([x = y]) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE]);
    verify([source]);
  }

  void test_nonConstantDefaultValue_method_named() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int y;", "  m({x : y}) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE]);
    verify([source]);
  }

  void test_nonConstantDefaultValue_method_positional() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  int y;", "  m([x = y]) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE]);
    verify([source]);
  }

  void test_nonConstantDefaultValueFromDeferredLibrary() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const V = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f({x : a.V}) {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstantDefaultValueFromDeferredLibrary_nested() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const V = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f({x : a.V + 1}) {}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_DEFAULT_VALUE_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstCaseExpression() {
    Source source = addSource(EngineTestCase.createSource([
        "f(int p, int q) {",
        "  switch (p) {",
        "    case 3 + q:",
        "      break;",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_CASE_EXPRESSION]);
    verify([source]);
  }

  void test_nonConstCaseExpressionFromDeferredLibrary() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "main (int p) {",
        "  switch (p) {",
        "    case a.c:",
        "      break;",
        "  }",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_CASE_EXPRESSION_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstCaseExpressionFromDeferredLibrary_nested() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "main (int p) {",
        "  switch (p) {",
        "    case a.c + 1:",
        "      break;",
        "  }",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_CASE_EXPRESSION_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstListElement() {
    Source source = addSource(EngineTestCase.createSource(["f(a) {", "  return const [a];", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_LIST_ELEMENT]);
    verify([source]);
  }

  void test_nonConstListElementFromDeferredLibrary() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f() {",
        "  return const [a.c];",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_LIST_ELEMENT_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstListElementFromDeferredLibrary_nested() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f() {",
        "  return const [a.c + 1];",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_LIST_ELEMENT_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstMapAsExpressionStatement_begin() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  {'a' : 0, 'b' : 1}.length;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONST_MAP_AS_EXPRESSION_STATEMENT]);
    verify([source]);
  }

  void test_nonConstMapAsExpressionStatement_only() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  {'a' : 0, 'b' : 1};", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONST_MAP_AS_EXPRESSION_STATEMENT]);
    verify([source]);
  }

  void test_nonConstMapKey() {
    Source source = addSource(EngineTestCase.createSource(["f(a) {", "  return const {a : 0};", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_MAP_KEY]);
    verify([source]);
  }

  void test_nonConstMapKeyFromDeferredLibrary() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f() {",
        "  return const {a.c : 0};",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_MAP_KEY_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstMapKeyFromDeferredLibrary_nested() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f() {",
        "  return const {a.c + 1 : 0};",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_MAP_KEY_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstMapValue() {
    Source source = addSource(EngineTestCase.createSource(["f(a) {", "  return const {'a' : a};", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_MAP_VALUE]);
    verify([source]);
  }

  void test_nonConstMapValueFromDeferredLibrary() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f() {",
        "  return const {'a' : a.c};",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_MAP_VALUE_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstMapValueFromDeferredLibrary_nested() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "f() {",
        "  return const {'a' : a.c + 1};",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_MAP_VALUE_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstValueInInitializer_binary_notBool_left() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final bool a;",
        "  const A(String p) : a = p && true;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_BOOL,
        StaticTypeWarningCode.NON_BOOL_OPERAND]);
    verify([source]);
  }

  void test_nonConstValueInInitializer_binary_notBool_right() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final bool a;",
        "  const A(String p) : a = true && p;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_BOOL,
        StaticTypeWarningCode.NON_BOOL_OPERAND]);
    verify([source]);
  }

  void test_nonConstValueInInitializer_binary_notInt() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final int a;",
        "  const A(String p) : a = 5 & p;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_INT,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE]);
    verify([source]);
  }

  void test_nonConstValueInInitializer_binary_notNum() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final int a;",
        "  const A(String p) : a = 5 + p;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_NUM,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE]);
    verify([source]);
  }

  void test_nonConstValueInInitializer_field() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static int C;",
        "  final int a;",
        "  const A() : a = C;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_nonConstValueInInitializer_instanceCreation() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A();",
        "}",
        "class B {",
        "  const B() : a = new A();",
        "  final a;",
        "}",
        "var b = const B();"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_nonConstValueInInitializer_redirecting() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static var C;",
        "  const A.named(p);",
        "  const A() : this.named(C);",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_nonConstValueInInitializer_super() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A(p);",
        "}",
        "class B extends A {",
        "  static var C;",
        "  const B() : super(C);",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER]);
    verify([source]);
  }

  void test_nonConstValueInInitializerFromDeferredLibrary_field() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class A {",
        "  final int x;",
        "  const A() : x = a.c;",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstValueInInitializerFromDeferredLibrary_field_nested() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class A {",
        "  final int x;",
        "  const A() : x = a.c + 1;",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstValueInInitializerFromDeferredLibrary_redirecting() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class A {",
        "  const A.named(p);",
        "  const A() : this.named(a.c);",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonConstValueInInitializerFromDeferredLibrary_super() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "const int c = 1;"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as a;",
        "class A {",
        "  const A(p);",
        "}",
        "class B extends A {",
        "  const B() : super(a.c);",
        "}"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.NON_CONSTANT_VALUE_IN_INITIALIZER_FROM_DEFERRED_LIBRARY]);
  }

  void test_nonGenerativeConstructor_explicit() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  factory A.named() {}",
        "}",
        "class B extends A {",
        "  B() : super.named();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_GENERATIVE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_nonGenerativeConstructor_implicit() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  factory A() {}",
        "}",
        "class B extends A {",
        "  B();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_GENERATIVE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_nonGenerativeConstructor_implicit2() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  factory A() {}",
        "}",
        "class B extends A {",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NON_GENERATIVE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_notEnoughRequiredArguments_const() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A(int p);",
        "}",
        "main() {",
        "  const A();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NOT_ENOUGH_REQUIRED_ARGUMENTS]);
    verify([source]);
  }

  void test_notEnoughRequiredArguments_const_super() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A(int p);",
        "}",
        "class B extends A {",
        "  const B() : super();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.NOT_ENOUGH_REQUIRED_ARGUMENTS]);
    verify([source]);
  }

  void test_optionalParameterInOperator_named() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  operator +({p}) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.OPTIONAL_PARAMETER_IN_OPERATOR]);
    verify([source]);
  }

  void test_optionalParameterInOperator_positional() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  operator +([p]) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.OPTIONAL_PARAMETER_IN_OPERATOR]);
    verify([source]);
  }

  void test_partOfNonPart() {
    Source source = addSource(EngineTestCase.createSource(["library l1;", "part 'l2.dart';"]));
    addNamedSource("/l2.dart", EngineTestCase.createSource(["library l2;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PART_OF_NON_PART]);
    verify([source]);
  }

  void test_prefixCollidesWithTopLevelMembers_functionTypeAlias() {
    addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "class A{}"]));
    Source source = addSource(EngineTestCase.createSource(["import 'lib.dart' as p;", "typedef p();", "p.A a;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PREFIX_COLLIDES_WITH_TOP_LEVEL_MEMBER]);
    verify([source]);
  }

  void test_prefixCollidesWithTopLevelMembers_topLevelFunction() {
    addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "class A{}"]));
    Source source = addSource(EngineTestCase.createSource(["import 'lib.dart' as p;", "p() {}", "p.A a;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PREFIX_COLLIDES_WITH_TOP_LEVEL_MEMBER]);
    verify([source]);
  }

  void test_prefixCollidesWithTopLevelMembers_topLevelVariable() {
    addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "class A{}"]));
    Source source = addSource(EngineTestCase.createSource(["import 'lib.dart' as p;", "var p = null;", "p.A a;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PREFIX_COLLIDES_WITH_TOP_LEVEL_MEMBER]);
    verify([source]);
  }

  void test_prefixCollidesWithTopLevelMembers_type() {
    addNamedSource("/lib.dart", EngineTestCase.createSource(["library lib;", "class A{}"]));
    Source source = addSource(EngineTestCase.createSource(["import 'lib.dart' as p;", "class p {}", "p.A a;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PREFIX_COLLIDES_WITH_TOP_LEVEL_MEMBER]);
    verify([source]);
  }

  void test_privateOptionalParameter() {
    Source source = addSource(EngineTestCase.createSource(["f({var _p}) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PRIVATE_OPTIONAL_PARAMETER]);
    verify([source]);
  }

  void test_privateOptionalParameter_fieldFormal() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  var _p;", "  A({this._p: 0});", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PRIVATE_OPTIONAL_PARAMETER]);
    verify([source]);
  }

  void test_privateOptionalParameter_withDefaultValue() {
    Source source = addSource(EngineTestCase.createSource(["f({_p : 0}) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.PRIVATE_OPTIONAL_PARAMETER]);
    verify([source]);
  }

  void test_recursiveConstructorRedirect() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A.a() : this.b();",
        "  A.b() : this.a();",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_CONSTRUCTOR_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_CONSTRUCTOR_REDIRECT]);
    verify([source]);
  }

  void test_recursiveConstructorRedirect_directSelfReference() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() : this();", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_CONSTRUCTOR_REDIRECT]);
    verify([source]);
  }

  void test_recursiveFactoryRedirect() {
    Source source = addSource(EngineTestCase.createSource([
        "class A implements B {",
        "  factory A() = C;",
        "}",
        "class B implements C {",
        "  factory B() = A;",
        "}",
        "class C implements A {",
        "  factory C() = B;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveFactoryRedirect_directSelfReference() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  factory A() = A;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT]);
    verify([source]);
  }

  void test_recursiveFactoryRedirect_generic() {
    Source source = addSource(EngineTestCase.createSource([
        "class A<T> implements B<T> {",
        "  factory A() = C;",
        "}",
        "class B<T> implements C<T> {",
        "  factory B() = A;",
        "}",
        "class C<T> implements A<T> {",
        "  factory C() = B;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveFactoryRedirect_named() {
    Source source = addSource(EngineTestCase.createSource([
        "class A implements B {",
        "  factory A.nameA() = C.nameC;",
        "}",
        "class B implements C {",
        "  factory B.nameB() = A.nameA;",
        "}",
        "class C implements A {",
        "  factory C.nameC() = B.nameB;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  /**
   * "A" references "C" which has cycle with "B". But we should not report problem for "A" - it is
   * not the part of a cycle.
   */
  void test_recursiveFactoryRedirect_outsideCycle() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  factory A() = C;",
        "}",
        "class B implements C {",
        "  factory B() = C;",
        "}",
        "class C implements A, B {",
        "  factory C() = B;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_FACTORY_REDIRECT,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritance_extends() {
    Source source = addSource(EngineTestCase.createSource(["class A extends B {}", "class B extends A {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritance_extends_implements() {
    Source source = addSource(EngineTestCase.createSource(["class A extends B {}", "class B implements A {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritance_implements() {
    Source source = addSource(EngineTestCase.createSource(["class A implements B {}", "class B implements A {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritance_mixin() {
    Source source = addSource(EngineTestCase.createSource([
        "class M1 = Object with M2;",
        "class M2 = Object with M1;"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritance_tail() {
    Source source = addSource(EngineTestCase.createSource([
        "abstract class A implements A {}",
        "class B implements A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE_BASE_CASE_IMPLEMENTS]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritance_tail2() {
    Source source = addSource(EngineTestCase.createSource([
        "abstract class A implements B {}",
        "abstract class B implements A {}",
        "class C implements A {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritance_tail3() {
    Source source = addSource(EngineTestCase.createSource([
        "abstract class A implements B {}",
        "abstract class B implements C {}",
        "abstract class C implements A {}",
        "class D implements A {}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE,
        CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritanceBaseCaseExtends() {
    Source source = addSource(EngineTestCase.createSource(["class A extends A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE_BASE_CASE_EXTENDS]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritanceBaseCaseImplements() {
    Source source = addSource(EngineTestCase.createSource(["class A implements A {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE_BASE_CASE_IMPLEMENTS]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritanceBaseCaseImplements_typeAlias() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class M {}",
        "class B = A with M implements B;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE_BASE_CASE_IMPLEMENTS]);
    verify([source]);
  }

  void test_recursiveInterfaceInheritanceBaseCaseWith() {
    Source source = addSource(EngineTestCase.createSource(["class M = Object with M;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE_BASE_CASE_WITH]);
    verify([source]);
  }

  void test_redirectGenerativeToMissingConstructor() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() : this.noSuchConstructor();", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REDIRECT_GENERATIVE_TO_MISSING_CONSTRUCTOR]);
  }

  void test_redirectGenerativeToNonGenerativeConstructor() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A() : this.x();",
        "  factory A.x() => null;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REDIRECT_GENERATIVE_TO_NON_GENERATIVE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_redirectToMissingConstructor_named() {
    Source source = addSource(EngineTestCase.createSource([
        "class A implements B{",
        "  A() {}",
        "}",
        "class B {",
        "  const factory B() = A.name;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REDIRECT_TO_MISSING_CONSTRUCTOR]);
  }

  void test_redirectToMissingConstructor_unnamed() {
    Source source = addSource(EngineTestCase.createSource([
        "class A implements B{",
        "  A.name() {}",
        "}",
        "class B {",
        "  const factory B() = A;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REDIRECT_TO_MISSING_CONSTRUCTOR]);
  }

  void test_redirectToNonClass_notAType() {
    Source source = addSource(EngineTestCase.createSource(["int A;", "class B {", "  const factory B() = A;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REDIRECT_TO_NON_CLASS]);
    verify([source]);
  }

  void test_redirectToNonClass_undefinedIdentifier() {
    Source source = addSource(EngineTestCase.createSource(["class B {", "  const factory B() = A;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REDIRECT_TO_NON_CLASS]);
    verify([source]);
  }

  void test_redirectToNonConstConstructor() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A.a() {}",
        "  const factory A.b() = A.a;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REDIRECT_TO_NON_CONST_CONSTRUCTOR]);
    verify([source]);
  }

  void test_referencedBeforeDeclaration_hideInBlock_function() {
    Source source = addSource(EngineTestCase.createSource([
        "var v = 1;",
        "main() {",
        "  print(v);",
        "  v() {}",
        "}",
        "print(x) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION]);
  }

  void test_referencedBeforeDeclaration_hideInBlock_local() {
    Source source = addSource(EngineTestCase.createSource([
        "var v = 1;",
        "main() {",
        "  print(v);",
        "  var v = 2;",
        "}",
        "print(x) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION]);
  }

  void test_referencedBeforeDeclaration_hideInBlock_subBlock() {
    Source source = addSource(EngineTestCase.createSource([
        "var v = 1;",
        "main() {",
        "  {",
        "    print(v);",
        "  }",
        "  var v = 2;",
        "}",
        "print(x) {}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION]);
  }

  void test_referencedBeforeDeclaration_inInitializer_closure() {
    Source source = addSource(EngineTestCase.createSource(["main() {", "  var v = () => v;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION]);
  }

  void test_referencedBeforeDeclaration_inInitializer_directly() {
    Source source = addSource(EngineTestCase.createSource(["main() {", "  var v = v;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION]);
  }

  void test_rethrowOutsideCatch() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  rethrow;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RETHROW_OUTSIDE_CATCH]);
    verify([source]);
  }

  void test_returnInGenerativeConstructor() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() { return 0; }", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RETURN_IN_GENERATIVE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_returnInGenerativeConstructor_expressionFunctionBody() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  A() => null;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RETURN_IN_GENERATIVE_CONSTRUCTOR]);
    verify([source]);
  }

  void test_returnInGenerator_asyncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f() async* {", "  return 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RETURN_IN_GENERATOR]);
    verify([source]);
  }

  void test_returnInGenerator_syncStar() {
    resetWithAsync();
    Source source = addSource(EngineTestCase.createSource(["f() sync* {", "  return 0;", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.RETURN_IN_GENERATOR]);
    verify([source]);
  }

  void test_sharedDeferredPrefix() {
    resolveWithAndWithoutExperimental(<String> [
        EngineTestCase.createSource(["library lib1;", "f1() {}"]),
        EngineTestCase.createSource(["library lib2;", "f2() {}"]),
        EngineTestCase.createSource([
        "library root;",
        "import 'lib1.dart' deferred as lib;",
        "import 'lib2.dart' as lib;",
        "main() { lib.f1(); lib.f2(); }"])], <ErrorCode> [ParserErrorCode.DEFERRED_IMPORTS_NOT_SUPPORTED], <ErrorCode> [CompileTimeErrorCode.SHARED_DEFERRED_PREFIX]);
  }

  void test_superInInvalidContext_binaryExpression() {
    Source source = addSource(EngineTestCase.createSource(["var v = super + 0;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.v' is not resolved
  }

  void test_superInInvalidContext_constructorFieldInitializer() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {}",
        "}",
        "class B extends A {",
        "  var f;",
        "  B() : f = super.m();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.m' is not resolved
  }

  void test_superInInvalidContext_factoryConstructor() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  m() {}",
        "}",
        "class B extends A {",
        "  factory B() {",
        "    super.m();",
        "  }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.m' is not resolved
  }

  void test_superInInvalidContext_instanceVariableInitializer() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  var a;",
        "}",
        "class B extends A {",
        " var b = super.a;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.a' is not resolved
  }

  void test_superInInvalidContext_staticMethod() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static m() {}",
        "}",
        "class B extends A {",
        "  static n() { return super.m(); }",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.m' is not resolved
  }

  void test_superInInvalidContext_staticVariableInitializer() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  static int a = 0;",
        "}",
        "class B extends A {",
        "  static int b = super.a;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.a' is not resolved
  }

  void test_superInInvalidContext_topLevelFunction() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  super.f();", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.f' is not resolved
  }

  void test_superInInvalidContext_topLevelVariableInitializer() {
    Source source = addSource(EngineTestCase.createSource(["var v = super.y;"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_INVALID_CONTEXT]);
    // no verify(), 'super.y' is not resolved
  }

  void test_superInRedirectingConstructor_redirectionSuper() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B {",
        "  B() : this.name(), super();",
        "  B.name() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_REDIRECTING_CONSTRUCTOR]);
    verify([source]);
  }

  void test_superInRedirectingConstructor_superRedirection() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B {",
        "  B() : super(), this.name();",
        "  B.name() {}",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.SUPER_IN_REDIRECTING_CONSTRUCTOR]);
    verify([source]);
  }

  void test_symbol_constructor_badArgs() {
    Source source = addSource(EngineTestCase.createSource([
        "var s1 = const Symbol('3');",
        "var s2 = const Symbol(3);",
        "var s3 = const Symbol();",
        "var s4 = const Symbol('x', 'y');",
        "var s5 = const Symbol('x', foo: 'x');"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION,
        CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE,
        CompileTimeErrorCode.NOT_ENOUGH_REQUIRED_ARGUMENTS,
        CompileTimeErrorCode.EXTRA_POSITIONAL_ARGUMENTS,
        CompileTimeErrorCode.UNDEFINED_NAMED_PARAMETER]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_11987() {
    Source source = addSource(EngineTestCase.createSource([
        "typedef void F(List<G> l);",
        "typedef void G(List<F> l);",
        "main() {",
        "  F foo(G g) => g;",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF,
        CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF,
        StaticTypeWarningCode.RETURN_OF_INVALID_TYPE]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_parameterType_named() {
    Source source = addSource(EngineTestCase.createSource(["typedef A({A a});"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_parameterType_positional() {
    Source source = addSource(EngineTestCase.createSource(["typedef A([A a]);"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_parameterType_required() {
    Source source = addSource(EngineTestCase.createSource(["typedef A(A a);"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_parameterType_typeArgument() {
    Source source = addSource(EngineTestCase.createSource(["typedef A(List<A> a);"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_returnClass_withTypeAlias() {
    Source source = addSource(EngineTestCase.createSource([
        "typedef C A();",
        "typedef A B();",
        "class C {",
        "  B a;",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_returnType() {
    Source source = addSource(EngineTestCase.createSource(["typedef A A();"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_returnType_indirect() {
    Source source = addSource(EngineTestCase.createSource(["typedef B A();", "typedef A B();"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF,
        CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeAliasCannotReferenceItself_typeVariableBounds() {
    Source source = addSource(EngineTestCase.createSource(["typedef A<T extends A>();"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ALIAS_CANNOT_REFERENCE_ITSELF]);
    verify([source]);
  }

  void test_typeArgumentNotMatchingBounds_const() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B {}",
        "class G<E extends A> {",
        "  const G();",
        "}",
        "f() { return const G<B>(); }"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.TYPE_ARGUMENT_NOT_MATCHING_BOUNDS]);
    verify([source]);
  }

  void test_undefinedClass_const() {
    Source source = addSource(EngineTestCase.createSource(["f() {", "  return const A();", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.UNDEFINED_CLASS]);
    verify([source]);
  }

  void test_undefinedConstructorInInitializer_explicit_named() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {}",
        "class B extends A {",
        "  B() : super.named();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.UNDEFINED_CONSTRUCTOR_IN_INITIALIZER]);
    // no verify(), "super.named()" is not resolved
  }

  void test_undefinedConstructorInInitializer_explicit_unnamed() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A.named() {}",
        "}",
        "class B extends A {",
        "  B() : super();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.UNDEFINED_CONSTRUCTOR_IN_INITIALIZER_DEFAULT]);
    verify([source]);
  }

  void test_undefinedConstructorInInitializer_implicit() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  A.named() {}",
        "}",
        "class B extends A {",
        "  B();",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.UNDEFINED_CONSTRUCTOR_IN_INITIALIZER_DEFAULT]);
    verify([source]);
  }

  void test_undefinedNamedParameter() {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  const A();",
        "}",
        "main() {",
        "  const A(p: 0);",
        "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.UNDEFINED_NAMED_PARAMETER]);
    // no verify(), 'p' is not resolved
  }

  void test_uriDoesNotExist_export() {
    Source source = addSource(EngineTestCase.createSource(["export 'unknown.dart';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.URI_DOES_NOT_EXIST]);
  }

  void test_uriDoesNotExist_import() {
    Source source = addSource(EngineTestCase.createSource(["import 'unknown.dart';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.URI_DOES_NOT_EXIST]);
  }

  void test_uriDoesNotExist_part() {
    Source source = addSource(EngineTestCase.createSource(["part 'unknown.dart';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.URI_DOES_NOT_EXIST]);
  }

  void test_uriWithInterpolation_constant() {
    Source source = addSource(EngineTestCase.createSource(["import 'stuff_\$platform.dart';"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.URI_WITH_INTERPOLATION,
        StaticWarningCode.UNDEFINED_IDENTIFIER]);
    // We cannot verify resolution with an unresolvable URI: 'stuff_$platform.dart'
  }

  void test_uriWithInterpolation_nonConstant() {
    Source source = addSource(EngineTestCase.createSource(["library lib;", "part '\${'a'}.dart';"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.URI_WITH_INTERPOLATION]);
    // We cannot verify resolution with an unresolvable URI: '${'a'}.dart'
  }

  void test_wrongNumberOfParametersForOperator_minus() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  operator -(a, b) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_OPERATOR_MINUS]);
    verify([source]);
    reset();
  }

  void test_wrongNumberOfParametersForOperator_tilde() {
    _check_wrongNumberOfParametersForOperator("~", "a");
    _check_wrongNumberOfParametersForOperator("~", "a, b");
  }

  void test_wrongNumberOfParametersForOperator1() {
    _check_wrongNumberOfParametersForOperator1("<");
    _check_wrongNumberOfParametersForOperator1(">");
    _check_wrongNumberOfParametersForOperator1("<=");
    _check_wrongNumberOfParametersForOperator1(">=");
    _check_wrongNumberOfParametersForOperator1("+");
    _check_wrongNumberOfParametersForOperator1("/");
    _check_wrongNumberOfParametersForOperator1("~/");
    _check_wrongNumberOfParametersForOperator1("*");
    _check_wrongNumberOfParametersForOperator1("%");
    _check_wrongNumberOfParametersForOperator1("|");
    _check_wrongNumberOfParametersForOperator1("^");
    _check_wrongNumberOfParametersForOperator1("&");
    _check_wrongNumberOfParametersForOperator1("<<");
    _check_wrongNumberOfParametersForOperator1(">>");
    _check_wrongNumberOfParametersForOperator1("[]");
  }

  void test_wrongNumberOfParametersForSetter_function_named() {
    Source source = addSource("set x({p}) {}");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void test_wrongNumberOfParametersForSetter_function_optional() {
    Source source = addSource("set x([p]) {}");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void test_wrongNumberOfParametersForSetter_function_tooFew() {
    Source source = addSource("set x() {}");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void test_wrongNumberOfParametersForSetter_function_tooMany() {
    Source source = addSource("set x(a, b) {}");
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void test_wrongNumberOfParametersForSetter_method_named() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  set x({p}) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void test_wrongNumberOfParametersForSetter_method_optional() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  set x([p]) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void test_wrongNumberOfParametersForSetter_method_tooFew() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  set x() {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void test_wrongNumberOfParametersForSetter_method_tooMany() {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  set x(a, b) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER]);
    verify([source]);
  }

  void _check_constEvalThrowsException_binary_null(String expr, bool resolved) {
    Source source = addSource("const C = ${expr};");
    resolve(source);
    if (resolved) {
      assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION]);
      verify([source]);
    } else {
      assertErrors(source, [CompileTimeErrorCode.CONST_EVAL_THROWS_EXCEPTION]);
      // no verify(), 'null x' is not resolved
    }
    reset();
  }

  void _check_constEvalTypeBool_withParameter_binary(String expr) {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final a;",
        "  const A(bool p) : a = ${expr};",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_BOOL,
        StaticTypeWarningCode.NON_BOOL_OPERAND]);
    verify([source]);
    reset();
  }

  void _check_constEvalTypeInt_withParameter_binary(String expr) {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final a;",
        "  const A(int p) : a = ${expr};",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_INT,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE]);
    verify([source]);
    reset();
  }

  void _check_constEvalTypeNum_withParameter_binary(String expr) {
    Source source = addSource(EngineTestCase.createSource([
        "class A {",
        "  final a;",
        "  const A(num p) : a = ${expr};",
        "}"]));
    resolve(source);
    assertErrors(source, [
        CompileTimeErrorCode.CONST_EVAL_TYPE_NUM,
        StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE]);
    verify([source]);
    reset();
  }

  void _check_wrongNumberOfParametersForOperator(String name, String parameters) {
    Source source = addSource(EngineTestCase.createSource(["class A {", "  operator ${name}(${parameters}) {}", "}"]));
    resolve(source);
    assertErrors(source, [CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_OPERATOR]);
    verify([source]);
    reset();
  }

  void _check_wrongNumberOfParametersForOperator1(String name) {
    _check_wrongNumberOfParametersForOperator(name, "");
    _check_wrongNumberOfParametersForOperator(name, "a, b");
  }
}

main() {
  _ut.groupSep = ' | ';
  runReflectiveTests(CompileTimeErrorCodeTest);
}