| // 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/dart/analysis/features.dart'; |
| import 'package:analyzer/src/dart/error/syntactic_errors.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(ExtensionDeclaresFieldTest); |
| }); |
| } |
| |
| @reflectiveTest |
| class ExtensionDeclaresFieldTest extends DriverResolutionTest { |
| @override |
| AnalysisOptionsImpl get analysisOptions => AnalysisOptionsImpl() |
| ..contextFeatures = new FeatureSet.forTesting( |
| sdkVersion: '2.3.0', additionalFeatures: [Feature.extension_methods]); |
| |
| test_multiple() async { |
| await assertErrorsInCode(''' |
| extension E on String { |
| String one, two, three; |
| } |
| ''', [error(ParserErrorCode.EXTENSION_DECLARES_INSTANCE_FIELD, 33, 3)]); |
| } |
| |
| test_none() async { |
| await assertNoErrorsInCode(''' |
| extension E on String {} |
| '''); |
| } |
| |
| test_one() async { |
| await assertErrorsInCode(''' |
| extension E on String { |
| String s; |
| } |
| ''', [error(ParserErrorCode.EXTENSION_DECLARES_INSTANCE_FIELD, 33, 1)]); |
| } |
| |
| test_static() async { |
| await assertNoErrorsInCode(''' |
| extension E on String { |
| static String EMPTY = ''; |
| } |
| '''); |
| } |
| } |