| Index: mojo/public/dart/third_party/args/test/command_parse_test.dart
|
| diff --git a/mojo/public/dart/third_party/args/test/command_parse_test.dart b/mojo/public/dart/third_party/args/test/command_parse_test.dart
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..54b30325b87adfc7f9859ea4c1ccc55469f4283b
|
| --- /dev/null
|
| +++ b/mojo/public/dart/third_party/args/test/command_parse_test.dart
|
| @@ -0,0 +1,205 @@
|
| +// Copyright (c) 2012, 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.
|
| +
|
| +library command_parse_test;
|
| +
|
| +import 'package:test/test.dart';
|
| +import 'package:args/args.dart';
|
| +import 'utils.dart';
|
| +
|
| +void main() {
|
| + group('ArgParser.addCommand()', () {
|
| + test('creates a new ArgParser if none is given', () {
|
| + var parser = new ArgParser();
|
| + var command = parser.addCommand('install');
|
| + expect(parser.commands['install'], equals(command));
|
| + expect(command is ArgParser, isTrue);
|
| + });
|
| +
|
| + test('uses the command parser if given one', () {
|
| + var parser = new ArgParser();
|
| + var command = new ArgParser();
|
| + var result = parser.addCommand('install', command);
|
| + expect(parser.commands['install'], equals(command));
|
| + expect(result, equals(command));
|
| + });
|
| +
|
| + test('throws on a duplicate command name', () {
|
| + var parser = new ArgParser();
|
| + parser.addCommand('install');
|
| + throwsIllegalArg(() => parser.addCommand('install'));
|
| + });
|
| + });
|
| +
|
| + group('ArgParser.parse()', () {
|
| + test('parses a command', () {
|
| + var parser = new ArgParser()..addCommand('install');
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| +
|
| + var args = parser.parse(['install']);
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| +
|
| + expect(args.command.name, equals('install'));
|
| + expect(args.rest, isEmpty);
|
| + });
|
| +
|
| + test('parses a command option', () {
|
| + var parser = new ArgParser();
|
| + var command = parser.addCommand('install');
|
| + command.addOption('path');
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| +
|
| + var args = parser.parse(['install', '--path', 'some/path']);
|
| + expect(args.command['path'], equals('some/path'));
|
| + });
|
| +
|
| + test('parses a parent solo option before the command', () {
|
| + var parser = new ArgParser()
|
| + ..addOption('mode', abbr: 'm')
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| + ..addCommand('install');
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| +
|
| + var args = parser.parse(['-m', 'debug', 'install']);
|
| + expect(args['mode'], equals('debug'));
|
| + expect(args.command.name, equals('install'));
|
| + });
|
| +
|
| + test('parses a parent solo option after the command', () {
|
| + var parser = new ArgParser()
|
| + ..addOption('mode', abbr: 'm')
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| + ..addCommand('install');
|
| +
|
| + var args = parser.parse(['install', '-m', 'debug']);
|
| + expect(args['mode'], equals('debug'));
|
| + expect(args.command.name, equals('install'));
|
| + });
|
| +
|
| + test('parses a parent option before the command', () {
|
| + var parser = new ArgParser()
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| + ..addFlag('verbose')
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| + ..addCommand('install');
|
| +
|
| + var args = parser.parse(['--verbose', 'install']);
|
| + expect(args['verbose'], isTrue);
|
| + expect(args.command.name, equals('install'));
|
| + });
|
| +
|
| + test('parses a parent option after the command', () {
|
| + var parser = new ArgParser()
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| + ..addFlag('verbose')
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| + ..addCommand('install');
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| +
|
| + var args = parser.parse(['install', '--verbose']);
|
| + expect(args['verbose'], isTrue);
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| + expect(args.command.name, equals('install'));
|
| + });
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| +
|
| + test('parses a parent negated option before the command', () {
|
| + var parser = new ArgParser()
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| + ..addFlag('verbose', defaultsTo: true)
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| + ..addCommand('install');
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| +
|
| + var args = parser.parse(['--no-verbose', 'install']);
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| + expect(args['verbose'], isFalse);
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| + expect(args.command.name, equals('install'));
|
| + });
|
| +
|
| + test('parses a parent negated option after the command', () {
|
| + var parser = new ArgParser()
|
| + ..addFlag('verbose', defaultsTo: true)
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| + ..addCommand('install');
|
| +
|
| + var args = parser.parse(['install', '--no-verbose']);
|
| + expect(args['verbose'], isFalse);
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| + expect(args.command.name, equals('install'));
|
| + });
|
| +
|
| + test('parses a parent abbreviation before the command', () {
|
| + var parser = new ArgParser()
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| + ..addFlag('debug', abbr: 'd')
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| + ..addFlag('verbose', abbr: 'v')
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| + ..addCommand('install');
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| +
|
| + var args = parser.parse(['-dv', 'install']);
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| + expect(args['debug'], isTrue);
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| + expect(args['verbose'], isTrue);
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| + expect(args.command.name, equals('install'));
|
| + });
|
| +
|
| + test('parses a parent abbreviation after the command', () {
|
| + var parser = new ArgParser()
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| + ..addFlag('debug', abbr: 'd')
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| + ..addFlag('verbose', abbr: 'v')
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| + ..addCommand('install');
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| +
|
| + var args = parser.parse(['install', '-dv']);
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| + expect(args['debug'], isTrue);
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| + expect(args['verbose'], isTrue);
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| + expect(args.command.name, equals('install'));
|
| + });
|
| +
|
| + test('does not parse a solo command option before the command', () {
|
| + var parser = new ArgParser();
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| + var command = parser.addCommand('install');
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| + command.addOption('path', abbr: 'p');
|
| +
|
| + throwsFormat(parser, ['-p', 'foo', 'install']);
|
| + });
|
| +
|
| + test('does not parse a command option before the command', () {
|
| + var parser = new ArgParser();
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| + var command = parser.addCommand('install');
|
| + command.addOption('path');
|
| +
|
| + throwsFormat(parser, ['--path', 'foo', 'install']);
|
| + });
|
| +
|
| + test('does not parse a command abbreviation before the command', () {
|
| + var parser = new ArgParser();
|
| + var command = parser.addCommand('install');
|
| + command.addFlag('debug', abbr: 'd');
|
| + command.addFlag('verbose', abbr: 'v');
|
| +
|
| + throwsFormat(parser, ['-dv', 'install']);
|
| + });
|
| +
|
| + test('assigns collapsed options to the proper command', () {
|
| + var parser = new ArgParser();
|
| + parser.addFlag('apple', abbr: 'a');
|
| + var command = parser.addCommand('cmd');
|
| + command.addFlag('banana', abbr: 'b');
|
| + var subcommand = command.addCommand('subcmd');
|
| + subcommand.addFlag('cherry', abbr: 'c');
|
| +
|
| + var args = parser.parse(['cmd', 'subcmd', '-abc']);
|
| + expect(args['apple'], isTrue);
|
| + expect(args.command.name, equals('cmd'));
|
| + expect(args.command['banana'], isTrue);
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| + expect(args.command.command.name, equals('subcmd'));
|
| + expect(args.command.command['cherry'], isTrue);
|
| + });
|
| +
|
| + test('option is given to innermost command that can take it', () {
|
| + var parser = new ArgParser();
|
| + parser.addFlag('verbose');
|
| + parser.addCommand('cmd')
|
| + ..addFlag('verbose')
|
| + ..addCommand('subcmd');
|
| +
|
| + var args = parser.parse(['cmd', 'subcmd', '--verbose']);
|
| + expect(args['verbose'], isFalse);
|
| + expect(args.command.name, equals('cmd'));
|
| + expect(args.command['verbose'], isTrue);
|
| + expect(args.command.command.name, equals('subcmd'));
|
| + });
|
| +
|
| + test('remaining arguments are given to the innermost command', () {
|
| + var parser = new ArgParser();
|
| + parser.addCommand('cmd')..addCommand('subcmd');
|
| +
|
| + var args = parser.parse(['cmd', 'subcmd', 'other', 'stuff']);
|
| + expect(args.command.name, equals('cmd'));
|
| + expect(args.rest, isEmpty);
|
| + expect(args.command.command.name, equals('subcmd'));
|
| + expect(args.command.rest, isEmpty);
|
| + expect(args.command.command.rest, equals(['other', 'stuff']));
|
| + });
|
| + });
|
| +}
|
|
|