Add command-line non-client support to unit test lib.

client/testing/unittest/sample.dart

+// Copyright (c) 2011, 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.
+
+// Just a dumb test script to validate that the VM flavor works.
+
+#library('sample');
+
+#import('unittest_vm.dart');
+
+main() {
+  group('group 1', () {
+    test('passing test 1', () {
+      expect(1).equals(1);
+      expect(1).equals(1);
+    });
+
+    test('failing test 2', () {
+      expect(1).equals(1);
+      expect(1).equals(2);
+    });
+  });
+
+  group('group 2', () {
+    test('passing test 3', () {
+      expect(1).equals(1);
+      expect(1).equals(1);
+    });
+
+    test('failing test 4', () {
+      expect(1).equals(1);
+      expect(1).equals(2);
+    });
+  });
+
+  test('ungrouped passing test 5', () {
+    expect(1).equals(1);
+    expect(1).equals(1);
+  });
+
+  test('ungrouped failing test 5', () {
+    expect(1).equals(1);
+    expect(1).equals(2);
+  });
+
+  asyncTest('async', 2, () {
+    new Timer((timer) {
+      expect(1).equals(1);
+      callbackDone();
+
+      new Timer((timer) {
+        expect(1).equals(1);
+        callbackDone();
+      }, 10, false);
+    }, 10, false);
+  });
+}