pkg/analysis_server/test/src/services/correction/fix/remove_unnecessary_parentheses_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:analysis_server/src/services/correction/fix.dart';
import 'package:analysis_server/src/services/linter/lint_names.dart';
import 'package:analyzer_plugin/utilities/fixes/fixes.dart';
import 'package:test_reflective_loader/test_reflective_loader.dart';

import 'fix_processor.dart';

void main() {
  defineReflectiveSuite(() {
    defineReflectiveTests(RemoveUnnecessaryParenthesesBulkTest);
    defineReflectiveTests(RemoveUnnecessaryParenthesesTest);
  });
}

@reflectiveTest
class RemoveUnnecessaryParenthesesBulkTest extends BulkFixProcessorTest {
  @override
  String get lintCode => LintNames.unnecessary_parenthesis;

  Future<void> test_singleFile() async {
    await resolveTestCode('''
void f() {
  (1);
  (22);
  (333);
}
''');
    await assertHasFix('''
void f() {
  1;
  22;
  333;
}
''');
  }
}

@reflectiveTest
class RemoveUnnecessaryParenthesesTest extends FixProcessorLintTest {
  @override
  FixKind get kind => DartFixKind.REMOVE_UNNECESSARY_PARENTHESES;

  @override
  String get lintCode => LintNames.unnecessary_parenthesis;

  Future<void> test_double_atInner() async {
    await resolveTestCode('''
void f() {
  ((42));
}
''');
    await assertNoFix(
      errorFilter: (e) => e.offset == testCode.indexOf('(42'),
    );
  }

  Future<void> test_double_atOuter() async {
    await resolveTestCode('''
void f() {
  ((42));
}
''');
    await assertHasFix('''
void f() {
  (42);
}
''',
        errorFilter: (e) => e.offset == testCode.indexOf('((42'),
        allowFixAllFixes: true);
  }

  Future<void> test_previous_notKeyword() async {
    await resolveTestCode('''
int f(int i) {
  return f((2));
}
''');
    await assertHasFix('''
int f(int i) {
  return f(2);
}
''');
  }

  Future<void> test_single() async {
    await resolveTestCode('''
void f() {
  (42);
}
''');
    await assertHasFix('''
void f() {
  42;
}
''');
  }

  Future<void> test_space_existing() async {
    await resolveTestCode('''
int f() {
  return (2);
}
''');
    await assertHasFix('''
int f() {
  return 2;
}
''');
  }

  Future<void> test_space_no() async {
    await resolveTestCode('''
int f() {
  return(2);
}
''');
    await assertHasFix('''
int f() {
  return 2;
}
''');
  }
}