// 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/dart/analysis/experiments.dart';
import 'package:analyzer/src/error/codes.dart';
import 'package:analyzer/src/generated/engine.dart';
import 'package:test_reflective_loader/test_reflective_loader.dart';

import '../dart/resolution/driver_resolution.dart';

main() {
  defineReflectiveSuite(() {
    defineReflectiveTests(NonConstantSpreadExpressionFromDeferredLibraryTest);
    defineReflectiveTests(
        NonConstantSpreadExpressionFromDeferredLibraryWithConstantsTest);
  });
}

@reflectiveTest
class NonConstantSpreadExpressionFromDeferredLibraryTest
    extends DriverResolutionTest {
  @override
  AnalysisOptionsImpl get analysisOptions => AnalysisOptionsImpl()
    ..enabledExperiments = [
      EnableString.control_flow_collections,
      EnableString.spread_collections
    ];

  test_inList_deferred() async {
    newFile(convertPath('/test/lib/lib1.dart'), content: r'''
const List c = [];''');
    await assertErrorCodesInCode(
        r'''
import 'lib1.dart' deferred as a;
f() {
  return const [...a.c];
}''',
        analysisOptions.experimentStatus.constant_update_2018
            ? [
                CompileTimeErrorCode
                    .NON_CONSTANT_SPREAD_EXPRESSION_FROM_DEFERRED_LIBRARY
              ]
            : [CompileTimeErrorCode.NON_CONSTANT_LIST_ELEMENT]);
  }

  test_inList_deferred_notConst() async {
    newFile(convertPath('/test/lib/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('/test/lib/lib1.dart'), content: r'''
const List c = [];''');
    await assertErrorCodesInCode(
        r'''
import 'lib1.dart' as a;
f() {
  return const [...a.c];
}''',
        analysisOptions.experimentStatus.constant_update_2018
            ? []
            : [CompileTimeErrorCode.NON_CONSTANT_LIST_ELEMENT]);
  }

  test_inMap_deferred() async {
    newFile(convertPath('/test/lib/lib1.dart'), content: r'''
const Map c = <int, int>{};''');
    await assertErrorCodesInCode(
        r'''
import 'lib1.dart' deferred as a;
f() {
  return const {...a.c};
}''',
        analysisOptions.experimentStatus.constant_update_2018
            ? [
                CompileTimeErrorCode
                    .NON_CONSTANT_SPREAD_EXPRESSION_FROM_DEFERRED_LIBRARY
              ]
            : [CompileTimeErrorCode.NON_CONSTANT_MAP_ELEMENT]);
  }

  test_inMap_notConst() async {
    newFile(convertPath('/test/lib/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('/test/lib/lib1.dart'), content: r'''
const Map c = <int, int>{};''');
    await assertErrorCodesInCode(
        r'''
import 'lib1.dart' as a;
f() {
  return const {...a.c};
}''',
        analysisOptions.experimentStatus.constant_update_2018
            ? []
            : [CompileTimeErrorCode.NON_CONSTANT_MAP_ELEMENT]);
  }

  test_inSet_deferred() async {
    newFile(convertPath('/test/lib/lib1.dart'), content: r'''
const Set c = <int>{};''');
    await assertErrorCodesInCode(
        r'''
import 'lib1.dart' deferred as a;
f() {
  return const {...a.c};
}''',
        analysisOptions.experimentStatus.constant_update_2018
            ? [
                CompileTimeErrorCode
                    .NON_CONSTANT_SPREAD_EXPRESSION_FROM_DEFERRED_LIBRARY
              ]
            : [CompileTimeErrorCode.NON_CONSTANT_SET_ELEMENT]);
  }

  test_inSet_notConst() async {
    newFile(convertPath('/test/lib/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('/test/lib/lib1.dart'), content: r'''
const Set c = <int>{};''');
    await assertErrorCodesInCode(
        r'''
import 'lib1.dart' as a;
f() {
  return const {...a.c};
}''',
        analysisOptions.experimentStatus.constant_update_2018
            ? []
            : [CompileTimeErrorCode.NON_CONSTANT_SET_ELEMENT]);
  }
}

@reflectiveTest
class NonConstantSpreadExpressionFromDeferredLibraryWithConstantsTest
    extends NonConstantSpreadExpressionFromDeferredLibraryTest {
  @override
  AnalysisOptionsImpl get analysisOptions => AnalysisOptionsImpl()
    ..enabledExperiments = [
      EnableString.control_flow_collections,
      EnableString.spread_collections,
      EnableString.constant_update_2018
    ];
}