OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. |
| 4 |
| 5 library command_test; |
| 6 |
| 7 import 'package:unittest/unittest.dart'; |
| 8 import 'package:args/args.dart'; |
| 9 |
| 10 main() { |
| 11 group('ArgParser.addCommand()', () { |
| 12 test('throws on a duplicate command name', () { |
| 13 var parser = new ArgParser(); |
| 14 parser.addCommand('install'); |
| 15 throwsIllegalArg(() => parser.addCommand('install')); |
| 16 }); |
| 17 }); |
| 18 |
| 19 group('ArgParser.parse()', () { |
| 20 test('parses a command', () { |
| 21 var parser = new ArgParser(); |
| 22 var command = parser.addCommand('install'); |
| 23 |
| 24 var args = parser.parse(['install']); |
| 25 |
| 26 expect(args.command.name, equals('install')); |
| 27 expect(args.rest, isEmpty); |
| 28 }); |
| 29 |
| 30 test('parses a command option', () { |
| 31 var parser = new ArgParser(); |
| 32 var command = parser.addCommand('install'); |
| 33 command.addOption('path'); |
| 34 |
| 35 var args = parser.parse(['install', '--path', 'some/path']); |
| 36 expect(args.command['path'], equals('some/path')); |
| 37 }); |
| 38 |
| 39 test('parses a parent solo option before the command', () { |
| 40 var parser = new ArgParser(); |
| 41 parser.addOption('mode', abbr: 'm'); |
| 42 var command = parser.addCommand('install'); |
| 43 |
| 44 var args = parser.parse(['-m', 'debug', 'install']); |
| 45 expect(args['mode'], equals('debug')); |
| 46 expect(args.command.name, equals('install')); |
| 47 }); |
| 48 |
| 49 test('parses a parent solo option after the command', () { |
| 50 var parser = new ArgParser(); |
| 51 parser.addOption('mode', abbr: 'm'); |
| 52 var command = parser.addCommand('install'); |
| 53 |
| 54 var args = parser.parse(['install', '-m', 'debug']); |
| 55 expect(args['mode'], equals('debug')); |
| 56 expect(args.command.name, equals('install')); |
| 57 }); |
| 58 |
| 59 test('parses a parent option before the command', () { |
| 60 var parser = new ArgParser(); |
| 61 parser.addFlag('verbose'); |
| 62 var command = parser.addCommand('install'); |
| 63 |
| 64 var args = parser.parse(['--verbose', 'install']); |
| 65 expect(args['verbose'], isTrue); |
| 66 expect(args.command.name, equals('install')); |
| 67 }); |
| 68 |
| 69 test('parses a parent option after the command', () { |
| 70 var parser = new ArgParser(); |
| 71 parser.addFlag('verbose'); |
| 72 var command = parser.addCommand('install'); |
| 73 |
| 74 var args = parser.parse(['install', '--verbose']); |
| 75 expect(args['verbose'], isTrue); |
| 76 expect(args.command.name, equals('install')); |
| 77 }); |
| 78 |
| 79 test('parses a parent negated option before the command', () { |
| 80 var parser = new ArgParser(); |
| 81 parser.addFlag('verbose', defaultsTo: true); |
| 82 var command = parser.addCommand('install'); |
| 83 |
| 84 var args = parser.parse(['--no-verbose', 'install']); |
| 85 expect(args['verbose'], isFalse); |
| 86 expect(args.command.name, equals('install')); |
| 87 }); |
| 88 |
| 89 test('parses a parent negated option after the command', () { |
| 90 var parser = new ArgParser(); |
| 91 parser.addFlag('verbose', defaultsTo: true); |
| 92 var command = parser.addCommand('install'); |
| 93 |
| 94 var args = parser.parse(['install', '--no-verbose']); |
| 95 expect(args['verbose'], isFalse); |
| 96 expect(args.command.name, equals('install')); |
| 97 }); |
| 98 |
| 99 test('parses a parent abbreviation before the command', () { |
| 100 var parser = new ArgParser(); |
| 101 parser.addFlag('debug', abbr: 'd'); |
| 102 parser.addFlag('verbose', abbr: 'v'); |
| 103 var command = parser.addCommand('install'); |
| 104 |
| 105 var args = parser.parse(['-dv', 'install']); |
| 106 expect(args['debug'], isTrue); |
| 107 expect(args['verbose'], isTrue); |
| 108 expect(args.command.name, equals('install')); |
| 109 }); |
| 110 |
| 111 test('parses a parent abbreviation after the command', () { |
| 112 var parser = new ArgParser(); |
| 113 parser.addFlag('debug', abbr: 'd'); |
| 114 parser.addFlag('verbose', abbr: 'v'); |
| 115 var command = parser.addCommand('install'); |
| 116 |
| 117 var args = parser.parse(['install', '-dv']); |
| 118 expect(args['debug'], isTrue); |
| 119 expect(args['verbose'], isTrue); |
| 120 expect(args.command.name, equals('install')); |
| 121 }); |
| 122 |
| 123 test('does not parse a solo command option before the command', () { |
| 124 var parser = new ArgParser(); |
| 125 var command = parser.addCommand('install'); |
| 126 command.addOption('path', abbr: 'p'); |
| 127 |
| 128 throwsFormat(parser, ['-p', 'foo', 'install']); |
| 129 }); |
| 130 |
| 131 test('does not parse a command option before the command', () { |
| 132 var parser = new ArgParser(); |
| 133 var command = parser.addCommand('install'); |
| 134 command.addOption('path'); |
| 135 |
| 136 throwsFormat(parser, ['--path', 'foo', 'install']); |
| 137 }); |
| 138 |
| 139 test('does not parse a command abbreviation before the command', () { |
| 140 var parser = new ArgParser(); |
| 141 var command = parser.addCommand('install'); |
| 142 command.addFlag('debug', abbr: 'd'); |
| 143 command.addFlag('verbose', abbr: 'v'); |
| 144 |
| 145 throwsFormat(parser, ['-dv', 'install']); |
| 146 }); |
| 147 |
| 148 test('assigns collapsed options to the proper command', () { |
| 149 var parser = new ArgParser(); |
| 150 parser.addFlag('apple', abbr: 'a'); |
| 151 var command = parser.addCommand('cmd'); |
| 152 command.addFlag('banana', abbr: 'b'); |
| 153 var subcommand = command.addCommand('subcmd'); |
| 154 subcommand.addFlag('cherry', abbr: 'c'); |
| 155 |
| 156 var args = parser.parse(['cmd', 'subcmd', '-abc']); |
| 157 expect(args['apple'], isTrue); |
| 158 expect(args.command.name, equals('cmd')); |
| 159 expect(args.command['banana'], isTrue); |
| 160 expect(args.command.command.name, equals('subcmd')); |
| 161 expect(args.command.command['cherry'], isTrue); |
| 162 }); |
| 163 |
| 164 test('option is given to innermost command that can take it', () { |
| 165 var parser = new ArgParser(); |
| 166 parser.addFlag('verbose'); |
| 167 var command = parser.addCommand('cmd'); |
| 168 command.addFlag('verbose'); |
| 169 var subcommand = command.addCommand('subcmd'); |
| 170 |
| 171 var args = parser.parse(['cmd', 'subcmd', '--verbose']); |
| 172 expect(args['verbose'], isFalse); |
| 173 expect(args.command.name, equals('cmd')); |
| 174 expect(args.command['verbose'], isTrue); |
| 175 expect(args.command.command.name, equals('subcmd')); |
| 176 }); |
| 177 |
| 178 test('remaining arguments are given to the innermost command', () { |
| 179 var parser = new ArgParser(); |
| 180 var command = parser.addCommand('cmd'); |
| 181 var subcommand = command.addCommand('subcmd'); |
| 182 |
| 183 var args = parser.parse(['cmd', 'subcmd', 'other', 'stuff']); |
| 184 expect(args.command.name, equals('cmd')); |
| 185 expect(args.rest, isEmpty); |
| 186 expect(args.command.command.name, equals('subcmd')); |
| 187 expect(args.command.rest, isEmpty); |
| 188 expect(args.command.command.rest, equals(['other', 'stuff'])); |
| 189 }); |
| 190 }); |
| 191 } |
| 192 |
| 193 throwsIllegalArg(function) { |
| 194 expect(function, throwsArgumentError); |
| 195 } |
| 196 |
| 197 throwsFormat(ArgParser parser, List<String> args) { |
| 198 expect(() => parser.parse(args), throwsFormatException); |
| 199 } |
OLD | NEW |