| // 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(ReferencedBeforeDeclarationTest); |
| }); |
| } |
| |
| @reflectiveTest |
| class ReferencedBeforeDeclarationTest extends DriverResolutionTest { |
| test_cascade_after_declaration() async { |
| await assertNoErrorsInCode(r''' |
| testRequestHandler() {} |
| |
| main() { |
| var s1 = null; |
| testRequestHandler() |
| ..stream(s1); |
| var stream = 123; |
| print(stream); |
| } |
| '''); |
| } |
| |
| test_hideInBlock_comment() async { |
| await assertErrorsInCode(r''' |
| main() { |
| /// [v] is a variable. |
| var v = 2; |
| } |
| print(x) {} |
| ''', [ |
| error(HintCode.UNUSED_LOCAL_VARIABLE, 40, 1), |
| ]); |
| } |
| |
| test_hideInBlock_function() async { |
| await assertErrorsInCode(r''' |
| var v = 1; |
| main() { |
| print(v); |
| v() {} |
| } |
| print(x) {} |
| ''', [ |
| error(CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION, 28, 1, |
| contextMessages: [message('/test/lib/test.dart', 34, 1)]), |
| ]); |
| } |
| |
| test_hideInBlock_local() async { |
| await assertErrorsInCode(r''' |
| var v = 1; |
| main() { |
| print(v); |
| var v = 2; |
| } |
| print(x) {} |
| ''', [ |
| error(CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION, 28, 1, |
| contextMessages: [message('/test/lib/test.dart', 38, 1)]), |
| ]); |
| } |
| |
| test_hideInBlock_subBlock() async { |
| await assertErrorsInCode(r''' |
| var v = 1; |
| main() { |
| { |
| print(v); |
| } |
| var v = 2; |
| } |
| print(x) {} |
| ''', [ |
| error(CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION, 34, 1, |
| contextMessages: [message('/test/lib/test.dart', 48, 1)]), |
| ]); |
| } |
| |
| test_inInitializer_closure() async { |
| await assertErrorsInCode(r''' |
| main() { |
| var v = () => v; |
| } |
| ''', [ |
| error(CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION, 25, 1, |
| contextMessages: [message('/test/lib/test.dart', 15, 1)]), |
| ]); |
| } |
| |
| test_inInitializer_directly() async { |
| await assertErrorsInCode(r''' |
| main() { |
| var v = v; |
| } |
| ''', [ |
| error(CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION, 19, 1, |
| contextMessages: [message('/test/lib/test.dart', 15, 1)]), |
| ]); |
| } |
| |
| test_type_localFunction() async { |
| await assertErrorsInCode(r''' |
| void testTypeRef() { |
| String s = ''; |
| int String(int x) => x + 1; |
| print(s + String); |
| } |
| ''', [ |
| error(CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION, 23, 6, |
| contextMessages: [message('/test/lib/test.dart', 44, 6)]), |
| ]); |
| } |
| |
| test_type_localVariable() async { |
| await assertErrorsInCode(r''' |
| void testTypeRef() { |
| String s = ''; |
| var String = ''; |
| print(s + String); |
| } |
| ''', [ |
| error(CompileTimeErrorCode.REFERENCED_BEFORE_DECLARATION, 23, 6, |
| contextMessages: [message('/test/lib/test.dart', 44, 6)]), |
| ]); |
| } |
| } |