| // 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/driver_resolution.dart'; |
| |
| main() { |
| defineReflectiveSuite(() { |
| defineReflectiveTests(UnusedShownNameTest); |
| }); |
| } |
| |
| @reflectiveTest |
| class UnusedShownNameTest extends DriverResolutionTest { |
| test_unreferenced() async { |
| newFile('/test/lib/lib1.dart', content: r''' |
| class A {} |
| class B {} |
| '''); |
| assertErrorsInCode(r''' |
| import 'lib1.dart' show A, B; |
| A a; |
| ''', [HintCode.UNUSED_SHOWN_NAME]); |
| } |
| |
| test_unusedShownName_as() async { |
| newFile('/test/lib/lib1.dart', content: r''' |
| class A {} |
| class B {} |
| '''); |
| assertErrorsInCode(r''' |
| import 'lib1.dart' as p show A, B; |
| p.A a; |
| ''', [HintCode.UNUSED_SHOWN_NAME]); |
| } |
| |
| test_unusedShownName_duplicates() async { |
| newFile('/test/lib/lib1.dart', content: r''' |
| class A {} |
| class B {} |
| class C {} |
| class D {} |
| '''); |
| assertErrorsInCode(r''' |
| import 'lib1.dart' show A, B; |
| import 'lib1.dart' show C, D; |
| A a; |
| C c; |
| ''', [HintCode.UNUSED_SHOWN_NAME, HintCode.UNUSED_SHOWN_NAME]); |
| } |
| |
| test_unusedShownName_topLevelVariable() async { |
| newFile('/test/lib/lib1.dart', content: r''' |
| const int var1 = 1; |
| const int var2 = 2; |
| const int var3 = 3; |
| const int var4 = 4; |
| '''); |
| assertErrorsInCode(r''' |
| import 'lib1.dart' show var1, var2; |
| import 'lib1.dart' show var3, var4; |
| int a = var1; |
| int b = var2; |
| int c = var3; |
| ''', [HintCode.UNUSED_SHOWN_NAME]); |
| } |
| } |