Added new style of tests for parser.

R=rnystrom@google.com Review URL: https://codereview.chromium.org//17333004 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@24207 260f80e4-7a28-3924-810f-c04153c831b5
2013-06-19 23:05:42 +00:00
parent 4c0268f31e
commit 359d2beb4d
1 changed files with 62 additions and 0 deletions
@@ -0,0 +1,62 @@
+// Copyright (c) 2013, 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 parse_all_test;
+
+import 'package:unittest/unittest.dart';
+import 'package:args/args.dart';
+
+main() {
+  group('ArgParser.parse() starting with a non-option', () {
+    test('followed by flag', () {
+      var parser = new ArgParser()..addFlag('flag');
+      var args = ['A', '--flag'];
+
+      var results = parser.parse(args);
+      expect(results['flag'], isFalse);
+      expect(results.rest, orderedEquals(args));
+    });
+
+    test('followed by option', () {
+      var parser = new ArgParser()..addOption('opt');
+      var args = ['A', '--opt'];
+
+      var results = parser.parse(args);
+      expect(results['opt'], isNull);
+      expect(results.rest, orderedEquals(args));
+    });
+
+    test('followed by option and value', () {
+      var parser = new ArgParser()..addOption('opt');
+      var args = ['A', '--opt', 'V'];
+
+      var results = parser.parse(args);
+      expect(results['opt'], isNull);
+      expect(results.rest, orderedEquals(args));
+    });
+
+    test('followed by unknown flag', () {
+      var parser = new ArgParser();
+      var args = ['A', '--xflag'];
+      var results = parser.parse(args);
+      expect(results.rest, orderedEquals(args));
+    });
+
+    test('followed by unknown option and value', () {
+      var parser = new ArgParser();
+      var args = ['A', '--xopt', 'V'];
+      var results = parser.parse(args);
+      expect(results.rest, orderedEquals(args));
+    });
+
+    test('followed by command', () {
+      var parser = new ArgParser()..addCommand('com');
+      var args = ['A', 'com'];
+
+      var results = parser.parse(args);
+      expect(results.command, isNull);
+      expect(results.rest, orderedEquals(args));
+    });
+  });
+}