| // 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 'sdk_constraint_verifier_support.dart'; |
| |
| main() { |
| defineReflectiveSuite(() { |
| defineReflectiveTests(SdkVersionEqEqOperatorTest); |
| }); |
| } |
| |
| @reflectiveTest |
| class SdkVersionEqEqOperatorTest extends SdkConstraintVerifierTest { |
| @override |
| AnalysisOptionsImpl get analysisOptions => AnalysisOptionsImpl() |
| ..enabledExperiments = [EnableString.constant_update_2018]; |
| |
| test_left_equals() { |
| verifyVersion('2.2.2', ''' |
| class A { |
| const A(); |
| } |
| const A a = A(); |
| const c = a == null; |
| '''); |
| } |
| |
| test_left_lessThan() { |
| verifyVersion('2.2.0', ''' |
| class A { |
| const A(); |
| } |
| const A a = A(); |
| const c = a == null; |
| ''', errorCodes: [HintCode.SDK_VERSION_EQ_EQ_OPERATOR_IN_CONST_CONTEXT]); |
| } |
| |
| test_right_equals() { |
| verifyVersion('2.2.2', ''' |
| class A { |
| const A(); |
| } |
| const A a = A(); |
| const c = null == a; |
| '''); |
| } |
| |
| test_right_lessThan() { |
| verifyVersion('2.2.0', ''' |
| class A { |
| const A(); |
| } |
| const A a = A(); |
| const c = null == a; |
| ''', errorCodes: [HintCode.SDK_VERSION_EQ_EQ_OPERATOR_IN_CONST_CONTEXT]); |
| } |
| } |