dev/flutter_analyzer_plugin/test/deprecation_syntax_test.dart

// Copyright 2014 The Flutter Authors. 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/lint/registry.dart';
import 'package:analyzer_testing/analysis_rule/analysis_rule.dart';
import 'package:analyzer_testing/src/analysis_rule/pub_package_resolution.dart';
import 'package:flutter_analyzer_plugin/src/rules/deprecation_syntax.dart';
import 'package:test/test.dart';

class DeprecationSyntaxTest extends AnalysisRuleTest {
  @override
  void setUp() {
    Registry.ruleRegistry.registerWarningRule(DeprecationSyntax());
    super.setUp();
  }

  @override
  String get analysisRule => DeprecationSyntax.code.name;
}

const String _invalidAnnotation =
    '@Deprecated(\n'
    "        'This is an invalid deprecation message. ' // missing version\n"
    '      )';

const String _source = '''
      @Deprecated(
        'This is a valid deprecation message. '
        'This feature was deprecated after v3.12.0-1.0.pre.'
      )
      void foo() {}

      $_invalidAnnotation
      void bar() {}
''';

void main() {
  late DeprecationSyntaxTest testSuite;

  setUp(() {
    testSuite = DeprecationSyntaxTest();
    testSuite.setUp();
  });

  tearDown(() => testSuite.tearDown());

  test('deprecation syntax', () async {
    await testSuite.assertDiagnostics(_source, <ExpectedDiagnostic>[
      testSuite.lint(_source.indexOf(_invalidAnnotation), _invalidAnnotation.length),
    ]);
  });
}