| // 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(AssignmentToConstTest); |
| }); |
| } |
| |
| @reflectiveTest |
| class AssignmentToConstTest extends PubPackageResolutionTest { |
| test_instanceVariable() async { |
| await assertErrorsInCode(''' |
| class A { |
| static const v = 0; |
| } |
| f() { |
| A.v = 1; |
| }''', [ |
| error(CompileTimeErrorCode.ASSIGNMENT_TO_CONST, 44, 1), |
| ]); |
| } |
| |
| test_instanceVariable_plusEq() async { |
| await assertErrorsInCode(''' |
| class A { |
| static const v = 0; |
| } |
| f() { |
| A.v += 1; |
| }''', [ |
| error(CompileTimeErrorCode.ASSIGNMENT_TO_CONST, 44, 1), |
| ]); |
| } |
| |
| test_localVariable() async { |
| await assertErrorsInCode(''' |
| f() { |
| const x = 0; |
| x = 1; |
| }''', [ |
| error(WarningCode.UNUSED_LOCAL_VARIABLE, 14, 1), |
| error(CompileTimeErrorCode.ASSIGNMENT_TO_CONST, 23, 1), |
| ]); |
| } |
| |
| test_localVariable_inForEach() async { |
| await assertErrorsInCode(''' |
| f() { |
| const x = 0; |
| for (x in <int>[1, 2]) { |
| print(x); |
| } |
| }''', [ |
| error(CompileTimeErrorCode.ASSIGNMENT_TO_CONST, 28, 1), |
| ]); |
| } |
| |
| test_localVariable_plusEq() async { |
| await assertErrorsInCode(''' |
| f() { |
| const x = 0; |
| x += 1; |
| }''', [ |
| error(WarningCode.UNUSED_LOCAL_VARIABLE, 14, 1), |
| error(CompileTimeErrorCode.ASSIGNMENT_TO_CONST, 23, 1), |
| ]); |
| } |
| } |