def test_trivial(self):
     delegate = LoggingDelegate(self)
     work_queue = QueueEngine("trivial-queue", delegate, threading.Event())
     work_queue.run()
     self.assertEquals(delegate._callbacks, LoggingDelegate.expected_callbacks)
     self.assertTrue(os.path.exists(os.path.join(self.temp_dir, "queue_log_path")))
     self.assertTrue(os.path.exists(os.path.join(self.temp_dir, "work_log_path", "work_item.log")))

 def run_and_handle_errors(self, tool, options, state=None):
     if not state:
         state = {}
     try:
         self._run(tool, options, state)
     except CheckoutNeedsUpdate, e:
         log("Commit failed because the checkout is out of date.  Please update and try again.")
         QueueEngine.exit_after_handled_error(e)

 def handle_script_error(cls, tool, state, script_error):
     is_svn_apply = script_error.command_name() == "svn-apply"
     status_id = cls._update_status_for_script_error(tool, state, script_error, is_error=is_svn_apply)
     if is_svn_apply:
         QueueEngine.exit_after_handled_error(script_error)
     results_link = tool.status_server.results_url_for_status(status_id)
     message = "Attachment %s did not build on %s:\nBuild output: %s" % (state["patch"].id(), cls.port_name, results_link)
     tool.bugs.post_comment_to_bug(state["patch"].bug_id(), message, cc=cls.watchers)
     exit(1)

 def run_and_handle_errors(self, tool, options, state=None):
     if not state:
         state = {}
     try:
         self._run(tool, options, state)
     except CheckoutNeedsUpdate, e:
         log("Commit failed because the checkout is out of date.  Please update and try again.")
         log("You can pass --no-build to skip building/testing after update if you believe the new commits did not affect the results.")
         QueueEngine.exit_after_handled_error(e)

 def run_and_handle_errors(self, tool, options, state=None):
     if not state:
         state = {}
     try:
         self._run(tool, options, state)
     except CheckoutNeedsUpdate, e:
         log("Commit failed because the checkout is out of date.  Please update and try again.")
         if options.parent_command:
             command = tool.command_by_name(options.parent_command)
             command.handle_checkout_needs_update(tool, state, options, e)
         QueueEngine.exit_after_handled_error(e)

 def test_sleep_message(self):
     engine = QueueEngine("test", None, None)
     engine._now = lambda: datetime.datetime(2010, 1, 1)
     expected_sleep_message = "MESSAGE Sleeping until 2010-01-01 00:02:00 (2 mins)."
     self.assertEqual(engine._sleep_message("MESSAGE"), expected_sleep_message)

 def test_now(self):
     """Make sure there are no typos in the QueueEngine.now() method."""
     engine = QueueEngine("test", None, None)
     self.assertTrue(isinstance(engine._now(), datetime.datetime))

 def __init__(self, delegate):
     QueueEngine.__init__(self, "fast-queue", delegate, threading.Event())