blob: 2026f3f93f82b652e14a69b755b8eb84b09606e8 [file] [log] [blame]
// Copyright (c) 2020, 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 'dart:convert';
import 'dart:io';
import 'package:test/test.dart';
import '../utils.dart';
void main() {
group('format', format, timeout: longTimeout);
}
void format() {
late TestProject p;
tearDown(() async => await p.dispose());
test('--help', () async {
p = project();
var result = await p.run(['format', '--help']);
expect(result.exitCode, 0);
expect(result.stderr, isEmpty);
expect(result.stdout, contains('Idiomatically format Dart source code.'));
expect(result.stdout,
contains('Usage: dart format [options...] <files or directories...>'));
// Does not show verbose help.
expect(result.stdout.contains('--stdin-name'), isFalse);
});
test('--help --verbose', () async {
p = project();
var result = await p.run(['format', '--help', '--verbose']);
expect(result.exitCode, 0);
expect(result.stderr, isEmpty);
expect(result.stdout, contains('Idiomatically format Dart source code.'));
expect(result.stdout,
contains('Usage: dart format [options...] <files or directories...>'));
// Shows verbose help.
expect(result.stdout, contains('--stdin-name'));
});
test('unchanged', () async {
p = project(mainSrc: 'int get foo => 1;\n');
ProcessResult result = await p.run(['format', p.relativeFilePath]);
expect(result.exitCode, 0);
expect(result.stderr, isEmpty);
expect(result.stdout, startsWith('Formatted 1 file (0 changed) in '));
});
test('formatted', () async {
p = project(mainSrc: 'int get foo => 1;\n');
ProcessResult result = await p.run(['format', p.relativeFilePath]);
expect(result.exitCode, 0);
expect(result.stderr, isEmpty);
expect(
result.stdout,
startsWith(
'Formatted lib/main.dart\nFormatted 1 file (1 changed) in '));
});
test('formatted with exit code set', () async {
p = project(mainSrc: 'int get foo => 1;\n');
ProcessResult result = await p.run([
'format',
'--set-exit-if-changed',
p.relativeFilePath,
]);
expect(result.exitCode, isNot(0));
expect(result.stderr, isEmpty);
expect(
result.stdout,
startsWith(
'Formatted lib/main.dart\nFormatted 1 file (1 changed) in '));
});
test('not formatted with exit code set', () async {
p = project(mainSrc: 'int get foo => 1;\n');
ProcessResult result = await p.run([
'format',
'--set-exit-if-changed',
p.relativeFilePath,
]);
expect(result.exitCode, 0);
expect(result.stderr, isEmpty);
expect(result.stdout, startsWith('Formatted 1 file (0 changed) in '));
});
test('unknown file', () async {
p = project(mainSrc: 'int get foo => 1;\n');
var unknownFilePath = '${p.relativeFilePath}-unknown-file.dart';
ProcessResult result = await p.run(['format', unknownFilePath]);
expect(result.exitCode, 0);
expect(result.stderr,
startsWith('No file or directory found at "$unknownFilePath".'));
expect(result.stdout, startsWith('Formatted no files in '));
});
test('formats from stdin and exits', () async {
p = project(mainSrc: 'int get foo => 1;\n');
var process = await p.start(['format']);
process.stdin.writeln('main( ) { }');
var result = process.stdout.reduce((a, b) => a + b);
await process.stdin.close();
expect(await process.exitCode, 0);
expect(utf8.decode(await result), 'main() {}\n');
});
}