| // 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:args/command_runner.dart'; |
| import 'package:flutter_tools/src/base/file_system.dart'; |
| import 'package:flutter_tools/src/cache.dart'; |
| import 'package:flutter_tools/src/commands/format.dart'; |
| import 'package:flutter_tools/src/globals.dart' as globals; |
| |
| import '../../src/common.dart'; |
| import '../../src/context.dart'; |
| |
| void main() { |
| group('format', () { |
| Directory tempDir; |
| |
| setUp(() { |
| Cache.disableLocking(); |
| tempDir = globals.fs.systemTempDirectory.createTempSync('flutter_tools_format_test.'); |
| }); |
| |
| tearDown(() { |
| tryToDelete(tempDir); |
| }); |
| |
| testUsingContext('a file', () async { |
| final String projectPath = await createProject(tempDir); |
| |
| final File srcFile = globals.fs.file(globals.fs.path.join(projectPath, 'lib', 'main.dart')); |
| final String original = srcFile.readAsStringSync(); |
| srcFile.writeAsStringSync(original.replaceFirst('main()', 'main( )')); |
| |
| final FormatCommand command = FormatCommand(); |
| final CommandRunner<void> runner = createTestCommandRunner(command); |
| await runner.run(<String>['format', srcFile.path]); |
| |
| final String formatted = srcFile.readAsStringSync(); |
| expect(formatted, original); |
| }); |
| |
| testUsingContext('dry-run', () async { |
| final String projectPath = await createProject(tempDir); |
| |
| final File srcFile = globals.fs.file( |
| globals.fs.path.join(projectPath, 'lib', 'main.dart')); |
| final String nonFormatted = srcFile.readAsStringSync().replaceFirst( |
| 'main()', 'main( )'); |
| srcFile.writeAsStringSync(nonFormatted); |
| |
| final FormatCommand command = FormatCommand(); |
| final CommandRunner<void> runner = createTestCommandRunner(command); |
| await runner.run(<String>['format', '--dry-run', srcFile.path]); |
| |
| final String shouldNotFormatted = srcFile.readAsStringSync(); |
| expect(shouldNotFormatted, nonFormatted); |
| }); |
| |
| testUsingContext('dry-run with set-exit-if-changed', () async { |
| final String projectPath = await createProject(tempDir); |
| |
| final File srcFile = globals.fs.file( |
| globals.fs.path.join(projectPath, 'lib', 'main.dart')); |
| final String nonFormatted = srcFile.readAsStringSync().replaceFirst( |
| 'main()', 'main( )'); |
| srcFile.writeAsStringSync(nonFormatted); |
| |
| final FormatCommand command = FormatCommand(); |
| final CommandRunner<void> runner = createTestCommandRunner(command); |
| |
| expect(runner.run(<String>[ |
| 'format', '--dry-run', '--set-exit-if-changed', srcFile.path, |
| ]), throwsException); |
| |
| final String shouldNotFormatted = srcFile.readAsStringSync(); |
| expect(shouldNotFormatted, nonFormatted); |
| }); |
| |
| testUsingContext('line-length', () async { |
| const int lineLengthShort = 50; |
| const int lineLengthLong = 120; |
| final String projectPath = await createProject(tempDir); |
| |
| final File srcFile = globals.fs.file( |
| globals.fs.path.join(projectPath, 'lib', 'main.dart')); |
| final String nonFormatted = srcFile.readAsStringSync(); |
| srcFile.writeAsStringSync( |
| nonFormatted.replaceFirst('main()', |
| 'main(anArgument1, anArgument2, anArgument3, anArgument4, anArgument5)')); |
| |
| final String nonFormattedWithLongLine = srcFile.readAsStringSync(); |
| final FormatCommand command = FormatCommand(); |
| final CommandRunner<void> runner = createTestCommandRunner(command); |
| |
| await runner.run(<String>['format', '--line-length', '$lineLengthLong', srcFile.path]); |
| final String notFormatted = srcFile.readAsStringSync(); |
| expect(nonFormattedWithLongLine, notFormatted); |
| |
| await runner.run(<String>['format', '--line-length', '$lineLengthShort', srcFile.path]); |
| final String shouldFormatted = srcFile.readAsStringSync(); |
| expect(nonFormattedWithLongLine, isNot(shouldFormatted)); |
| }); |
| }); |
| } |