pkg/analyzer/test/src/diagnostics/deprecated_implements_function_test.dart

// Copyright (c) 2021, 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(DeprecatedImplementsFunctionTest);
  });
}

@reflectiveTest
class DeprecatedImplementsFunctionTest extends PubPackageResolutionTest {
  test_core() async {
    await assertErrorsInCode('''
class A implements Function {}
''', [
      error(HintCode.DEPRECATED_IMPLEMENTS_FUNCTION, 19, 8),
    ]);
  }

  test_core2() async {
    await assertErrorsInCode('''
class A implements Function, Function {}
''', [
      error(HintCode.DEPRECATED_IMPLEMENTS_FUNCTION, 19, 8),
      error(CompileTimeErrorCode.IMPLEMENTS_REPEATED, 29, 8),
    ]);
  }

  test_local() async {
    await assertErrorsInCode('''
class Function {}
class A implements Function {}
''', [
      error(CompileTimeErrorCode.BUILT_IN_IDENTIFIER_AS_TYPE_NAME, 6, 8),
    ]);
  }
}