pkg/analyzer/test/src/diagnostics/spread_expression_from_deferred_library_test.dart

// Copyright (c) 2019, 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.

import 'package:analyzer/src/error/codes.dart';
import 'package:test_reflective_loader/test_reflective_loader.dart';

import '../dart/resolution/context_collection_resolution.dart';

main() {
  defineReflectiveSuite(() {
    defineReflectiveTests(SpreadExpressionFromDeferredLibraryTest);
    defineReflectiveTests(SpreadExpressionFromDeferredLibraryTest_language24);
  });
}

@reflectiveTest
class SpreadExpressionFromDeferredLibraryTest extends PubPackageResolutionTest
    with SpreadExpressionFromDeferredLibraryTestCases {
  @override
  bool get _constant_update_2018 => true;
}

@reflectiveTest
class SpreadExpressionFromDeferredLibraryTest_language24
    extends PubPackageResolutionTest
    with SpreadExpressionFromDeferredLibraryTestCases {
  @override
  bool get _constant_update_2018 => false;

  @override
  void setUp() {
    super.setUp();
    writeTestPackageConfig(
      PackageConfigFileBuilder(),
      languageVersion: '2.4',
    );
  }
}

mixin SpreadExpressionFromDeferredLibraryTestCases on PubPackageResolutionTest {
  bool get _constant_update_2018;

  test_inList_deferred() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const List c = [];''');
    await assertErrorsInCode(
        r'''
import 'lib1.dart' deferred as a;
f() {
  return const [...a.c];
}''',
        _constant_update_2018
            ? [
                error(
                    CompileTimeErrorCode
                        .SPREAD_EXPRESSION_FROM_DEFERRED_LIBRARY,
                    59,
                    3),
              ]
            : [
                error(CompileTimeErrorCode.NON_CONSTANT_LIST_ELEMENT, 56, 6),
              ]);
  }

  test_inList_deferred_notConst() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const List c = [];''');
    await assertNoErrorsInCode(r'''
import 'lib1.dart' deferred as a;
f() {
  return [...a.c];
}''');
  }

  test_inList_notDeferred() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const List c = [];''');
    await assertErrorsInCode(
        r'''
import 'lib1.dart' as a;
f() {
  return const [...a.c];
}''',
        _constant_update_2018
            ? []
            : [
                error(CompileTimeErrorCode.NON_CONSTANT_LIST_ELEMENT, 47, 6),
              ]);
  }

  test_inMap_deferred() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const Map c = <int, int>{};''');
    await assertErrorsInCode(
        r'''
import 'lib1.dart' deferred as a;
f() {
  return const {...a.c};
}''',
        _constant_update_2018
            ? [
                error(
                    CompileTimeErrorCode
                        .SPREAD_EXPRESSION_FROM_DEFERRED_LIBRARY,
                    59,
                    3),
              ]
            : [
                error(CompileTimeErrorCode.NON_CONSTANT_MAP_ELEMENT, 56, 6),
              ]);
  }

  test_inMap_notConst() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const Map c = <int, int>{};''');
    await assertNoErrorsInCode(r'''
import 'lib1.dart' deferred as a;
f() {
  return {...a.c};
}''');
  }

  test_inMap_notDeferred() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const Map c = <int, int>{};''');
    await assertErrorsInCode(
        r'''
import 'lib1.dart' as a;
f() {
  return const {...a.c};
}''',
        _constant_update_2018
            ? []
            : [
                error(CompileTimeErrorCode.NON_CONSTANT_MAP_ELEMENT, 47, 6),
              ]);
  }

  test_inSet_deferred() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const Set c = <int>{};''');
    await assertErrorsInCode(
        r'''
import 'lib1.dart' deferred as a;
f() {
  return const {...a.c};
}''',
        _constant_update_2018
            ? [
                error(
                    CompileTimeErrorCode
                        .SPREAD_EXPRESSION_FROM_DEFERRED_LIBRARY,
                    59,
                    3),
              ]
            : [
                error(CompileTimeErrorCode.NON_CONSTANT_SET_ELEMENT, 56, 6),
              ]);
  }

  test_inSet_notConst() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const Set c = <int>{};''');
    await assertNoErrorsInCode(r'''
import 'lib1.dart' deferred as a;
f() {
  return {...a.c};
}''');
  }

  test_inSet_notDeferred() async {
    newFile(convertPath('$testPackageLibPath/lib1.dart'), content: r'''
const Set c = <int>{};''');
    await assertErrorsInCode(
        r'''
import 'lib1.dart' as a;
f() {
  return const {...a.c};
}''',
        _constant_update_2018
            ? []
            : [
                error(CompileTimeErrorCode.NON_CONSTANT_SET_ELEMENT, 47, 6),
              ]);
  }
}