def test_strategy_base_queue_task(self):
        fake_loader = DictDataLoader()

        workers = []
        for i in range(0, 3):
            worker_main_q = MagicMock()
            worker_main_q.put.return_value = None
            worker_result_q = MagicMock()
            workers.append([i, worker_main_q, worker_result_q])

        mock_tqm = MagicMock()
        mock_tqm._final_q = MagicMock()
        mock_tqm.get_workers.return_value = workers
        mock_tqm.get_loader.return_value = fake_loader

        strategy_base = StrategyBase(tqm=mock_tqm)
        strategy_base._cur_worker = 0
        strategy_base._pending_results = 0
        strategy_base._queue_task(host=MagicMock(), task=MagicMock(), task_vars=dict(), play_context=MagicMock())
        self.assertEqual(strategy_base._cur_worker, 1)
        self.assertEqual(strategy_base._pending_results, 1)
        strategy_base._queue_task(host=MagicMock(), task=MagicMock(), task_vars=dict(), play_context=MagicMock())
        self.assertEqual(strategy_base._cur_worker, 2)
        self.assertEqual(strategy_base._pending_results, 2)
        strategy_base._queue_task(host=MagicMock(), task=MagicMock(), task_vars=dict(), play_context=MagicMock())
        self.assertEqual(strategy_base._cur_worker, 0)
        self.assertEqual(strategy_base._pending_results, 3)
        workers[0][1].put.side_effect = EOFError
        strategy_base._queue_task(host=MagicMock(), task=MagicMock(), task_vars=dict(), play_context=MagicMock())
        self.assertEqual(strategy_base._cur_worker, 1)
        self.assertEqual(strategy_base._pending_results, 3)
    def test_strategy_base_process_pending_results(self):
        mock_tqm = MagicMock()
        mock_tqm._terminated = False
        mock_tqm._failed_hosts = dict()
        mock_tqm._unreachable_hosts = dict()
        mock_tqm.send_callback.return_value = None
        mock_tqm._notified_handlers = {}
        mock_tqm._listening_handlers = {}

        queue_items = []

        def _queue_empty(*args, **kwargs):
            return len(queue_items) == 0

        def _queue_get(*args, **kwargs):
            if len(queue_items) == 0:
                raise Queue.Empty
            else:
                return queue_items.pop()

        def _queue_put(item, *args, **kwargs):
            queue_items.append(item)

        mock_queue = MagicMock()
        mock_queue.empty.side_effect = _queue_empty
        mock_queue.get.side_effect = _queue_get
        mock_queue.put.side_effect = _queue_put
        mock_tqm._final_q = mock_queue

        mock_tqm._stats = MagicMock()
        mock_tqm._stats.increment.return_value = None

        mock_play = MagicMock()

        mock_host = MagicMock()
        mock_host.name = 'test01'
        mock_host.vars = dict()
        mock_host.has_hostkey = True

        mock_task = MagicMock()
        mock_task._role = None
        mock_task._parent = None
        mock_task.ignore_errors = False
        mock_task._uuid = uuid.uuid4()
        mock_task.loop = None
        mock_task.copy.return_value = mock_task

        mock_handler_task = MagicMock(Handler)
        mock_handler_task.name = 'test handler'
        mock_handler_task.action = 'foo'
        mock_handler_task._parent = None
        mock_handler_task.get_name.return_value = "test handler"
        mock_handler_task.has_triggered.return_value = False
        mock_handler_task._uuid = 'xxxxxxxxxxxxx'
        mock_handler_task.copy.return_value = mock_handler_task

        mock_iterator = MagicMock()
        mock_iterator._play = mock_play
        mock_iterator.mark_host_failed.return_value = None
        mock_iterator.get_next_task_for_host.return_value = (None, None)
        mock_iterator.get_original_task.return_value = mock_task

        mock_handler_block = MagicMock()
        mock_handler_block.block = [mock_handler_task]
        mock_handler_block.rescue = []
        mock_handler_block.always = []
        mock_play.handlers = [mock_handler_block]

        mock_tqm._notified_handlers = {mock_handler_task._uuid: []}
        mock_tqm._listening_handlers = {}

        mock_group = MagicMock()
        mock_group.add_host.return_value = None

        def _get_host(host_name):
            if host_name == 'test01':
                return mock_host
            return None

        def _get_group(group_name):
            if group_name in ('all', 'foo'):
                return mock_group
            return None

        mock_inventory = MagicMock()
        mock_inventory._hosts_cache = dict()
        mock_inventory.get_host.side_effect = _get_host
        mock_inventory.get_group.side_effect = _get_group
        mock_inventory.clear_pattern_cache.return_value = None
        mock_inventory.clear_group_dict_cache.return_value = None
        mock_inventory.get_host_vars.return_value = {}

        mock_var_mgr = MagicMock()
        mock_var_mgr.set_host_variable.return_value = None
        mock_var_mgr.set_host_facts.return_value = None
        mock_var_mgr.get_vars.return_value = dict()

        strategy_base = StrategyBase(tqm=mock_tqm)
        strategy_base._inventory = mock_inventory
        strategy_base._variable_manager = mock_var_mgr
        strategy_base._blocked_hosts = dict()

        def _has_dead_workers():
            return False

        strategy_base._tqm.has_dead_workers.side_effect = _has_dead_workers
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 0)

        task_result = TaskResult(host=mock_host.name,
                                 task=mock_task._uuid,
                                 return_data=dict(changed=True))
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        task_result = TaskResult(host=mock_host.name,
                                 task=mock_task._uuid,
                                 return_data='{"failed":true}')
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        mock_iterator.is_failed.return_value = True
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        #self.assertIn('test01', mock_tqm._failed_hosts)
        #del mock_tqm._failed_hosts['test01']
        mock_iterator.is_failed.return_value = False

        task_result = TaskResult(host=mock_host.name,
                                 task=mock_task._uuid,
                                 return_data='{"unreachable": true}')
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn('test01', mock_tqm._unreachable_hosts)
        del mock_tqm._unreachable_hosts['test01']

        task_result = TaskResult(host=mock_host.name,
                                 task=mock_task._uuid,
                                 return_data='{"skipped": true}')
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        queue_items.append(
            TaskResult(
                host=mock_host.name,
                task=mock_task._uuid,
                return_data=dict(
                    add_host=dict(host_name='newhost01', new_groups=['foo']))))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        queue_items.append(
            TaskResult(host=mock_host.name,
                       task=mock_task._uuid,
                       return_data=dict(add_group=dict(group_name='foo'))))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        queue_items.append(
            TaskResult(host=mock_host.name,
                       task=mock_task._uuid,
                       return_data=dict(changed=True,
                                        _ansible_notify=['test handler'])))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(
            iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn(mock_handler_task._uuid,
                      strategy_base._notified_handlers)
        self.assertIn(
            mock_host,
            strategy_base._notified_handlers[mock_handler_task._uuid])

        #queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
        #results = strategy_base._process_pending_results(iterator=mock_iterator)
        #self.assertEqual(len(results), 0)
        #self.assertEqual(strategy_base._pending_results, 1)

        #queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
        #results = strategy_base._process_pending_results(iterator=mock_iterator)
        #self.assertEqual(len(results), 0)
        #self.assertEqual(strategy_base._pending_results, 1)

        #queue_items.append(('bad'))
        #self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
        strategy_base.cleanup()
    def test_strategy_base_process_pending_results(self):
        mock_tqm = MagicMock()
        mock_tqm._terminated = False
        mock_tqm._failed_hosts = dict()
        mock_tqm._unreachable_hosts = dict()
        mock_tqm.send_callback.return_value = None
        mock_tqm._notified_handlers = {}
        mock_tqm._listening_handlers = {}

        queue_items = []
        def _queue_empty(*args, **kwargs):
            return len(queue_items) == 0
        def _queue_get(*args, **kwargs):
            if len(queue_items) == 0:
                raise Queue.Empty
            else:
                return queue_items.pop()
            
        mock_queue = MagicMock()
        mock_queue.empty.side_effect = _queue_empty
        mock_queue.get.side_effect = _queue_get
        mock_tqm._final_q = mock_queue

        mock_tqm._stats = MagicMock()
        mock_tqm._stats.increment.return_value = None
        
        mock_play = MagicMock()

        mock_iterator = MagicMock()
        mock_iterator._play = mock_play
        mock_iterator.mark_host_failed.return_value = None
        mock_iterator.get_next_task_for_host.return_value = (None, None)

        mock_host = MagicMock()
        mock_host.name = 'test01'
        mock_host.vars = dict()
        mock_host.has_hostkey = True

        mock_task = MagicMock()
        mock_task._role = None
        mock_task.ignore_errors = False

        mock_handler_task = MagicMock(Handler)
        mock_handler_task.action = 'foo'
        mock_handler_task.get_name.return_value = "test handler"
        mock_handler_task.has_triggered.return_value = False

        mock_handler_block = MagicMock()
        mock_handler_block.block = [mock_handler_task]
        mock_play.handlers = [mock_handler_block]

        mock_tqm._notified_handlers = {mock_handler_task: []}
        mock_tqm._listening_handlers = {}

        mock_group = MagicMock()
        mock_group.add_host.return_value = None

        def _get_host(host_name):
            if host_name == 'test01':
                return mock_host
            return None
        def _get_group(group_name):
            if group_name in ('all', 'foo'):
                return mock_group
            return None

        mock_inventory = MagicMock()
        mock_inventory._hosts_cache = dict()
        mock_inventory.get_host.side_effect = _get_host
        mock_inventory.get_group.side_effect = _get_group
        mock_inventory.clear_pattern_cache.return_value = None
        mock_inventory.get_host_vars.return_value = {}

        mock_var_mgr = MagicMock()
        mock_var_mgr.set_host_variable.return_value = None
        mock_var_mgr.set_host_facts.return_value = None

        strategy_base = StrategyBase(tqm=mock_tqm)
        strategy_base._inventory = mock_inventory
        strategy_base._variable_manager = mock_var_mgr
        strategy_base._blocked_hosts = dict()

        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)

        task_result = TaskResult(host=mock_host, task=mock_task, return_data=dict(changed=True))
        queue_items.append(('host_task_ok', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        task_result = TaskResult(host=mock_host, task=mock_task, return_data='{"failed":true}')
        queue_items.append(('host_task_failed', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn('test01', mock_tqm._failed_hosts)
        del mock_tqm._failed_hosts['test01']

        task_result = TaskResult(host=mock_host, task=mock_task, return_data='{}')
        queue_items.append(('host_unreachable', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn('test01', mock_tqm._unreachable_hosts)
        del mock_tqm._unreachable_hosts['test01']

        task_result = TaskResult(host=mock_host, task=mock_task, return_data='{}')
        queue_items.append(('host_task_skipped', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1

        queue_items.append(('add_host', dict(add_host=dict(host_name='newhost01', new_groups=['foo']))))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)
        self.assertIn('test01', strategy_base._blocked_hosts)

        queue_items.append(('add_group', mock_host, dict(add_group=dict(group_name='foo'))))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)
        self.assertIn('test01', strategy_base._blocked_hosts)

        task_result = TaskResult(host=mock_host, task=mock_task, return_data=dict(changed=True))
        queue_items.append(('notify_handler', task_result, 'test handler'))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)
        self.assertIn('test01', strategy_base._blocked_hosts)
        self.assertIn(mock_handler_task, strategy_base._notified_handlers)
        self.assertIn(mock_host, strategy_base._notified_handlers[mock_handler_task])

        queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)

        queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)

        queue_items.append(('bad'))
        self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
    def test_strategy_base_process_pending_results(self):
        mock_tqm = MagicMock()
        mock_tqm._terminated = False
        mock_tqm._failed_hosts = dict()
        mock_tqm._unreachable_hosts = dict()
        mock_tqm.send_callback.return_value = None

        queue_items = []
        def _queue_empty(*args, **kwargs):
            return len(queue_items) == 0
        def _queue_get(*args, **kwargs):
            if len(queue_items) == 0:
                raise Queue.Empty
            else:
                return queue_items.pop()
            
        mock_queue = MagicMock()
        mock_queue.empty.side_effect = _queue_empty
        mock_queue.get.side_effect = _queue_get
        mock_tqm._final_q = mock_queue

        mock_tqm._stats = MagicMock()
        mock_tqm._stats.increment.return_value = None
        
        mock_iterator = MagicMock()
        mock_iterator.mark_host_failed.return_value = None

        mock_host = MagicMock()
        mock_host.name = 'test01'
        mock_host.vars = dict()

        mock_task = MagicMock()
        mock_task._role = None
        mock_task.ignore_errors = False

        mock_group = MagicMock()
        mock_group.add_host.return_value = None

        def _get_host(host_name):
            if host_name == 'test01':
                return mock_host
            return None
        def _get_group(group_name):
            if group_name in ('all', 'foo'):
                return mock_group
            return None

        mock_inventory = MagicMock()
        mock_inventory._hosts_cache = dict()
        mock_inventory.get_host.side_effect = _get_host
        mock_inventory.get_group.side_effect = _get_group
        mock_inventory.clear_pattern_cache.return_value = None

        mock_var_mgr = MagicMock()
        mock_var_mgr.set_host_variable.return_value = None
        mock_var_mgr.set_host_facts.return_value = None

        strategy_base = StrategyBase(tqm=mock_tqm)
        strategy_base._inventory = mock_inventory
        strategy_base._variable_manager = mock_var_mgr
        strategy_base._blocked_hosts = dict()
        strategy_base._notified_handlers = dict()

        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)

        task_result = TaskResult(host=mock_host, task=mock_task, return_data=dict(changed=True))
        queue_items.append(('host_task_ok', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        task_result = TaskResult(host=mock_host, task=mock_task, return_data='{"failed":true}')
        queue_items.append(('host_task_failed', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn('test01', mock_tqm._failed_hosts)
        del mock_tqm._failed_hosts['test01']

        task_result = TaskResult(host=mock_host, task=mock_task, return_data='{}')
        queue_items.append(('host_unreachable', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn('test01', mock_tqm._unreachable_hosts)
        del mock_tqm._unreachable_hosts['test01']

        task_result = TaskResult(host=mock_host, task=mock_task, return_data='{}')
        queue_items.append(('host_task_skipped', task_result))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1

        queue_items.append(('add_host', dict(add_host=dict(host_name='newhost01', new_groups=['foo']))))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)
        self.assertIn('test01', strategy_base._blocked_hosts)

        queue_items.append(('add_group', mock_host, dict(add_group=dict(group_name='foo'))))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)
        self.assertIn('test01', strategy_base._blocked_hosts)

        task_result = TaskResult(host=mock_host, task=mock_task, return_data=dict(changed=True))
        queue_items.append(('notify_handler', task_result, 'test handler'))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)
        self.assertIn('test01', strategy_base._blocked_hosts)
        self.assertIn('test handler', strategy_base._notified_handlers)
        self.assertIn(mock_host, strategy_base._notified_handlers['test handler'])

        queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)

        queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
        results = strategy_base._process_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)
        self.assertEqual(strategy_base._pending_results, 1)

        queue_items.append(('bad'))
        self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
    def test_strategy_base_process_pending_results(self):
        mock_tqm = MagicMock()
        mock_tqm._terminated = False
        mock_tqm._failed_hosts = dict()
        mock_tqm._unreachable_hosts = dict()
        mock_tqm.send_callback.return_value = None
        mock_tqm._notified_handlers = {}
        mock_tqm._listening_handlers = {}

        queue_items = []

        def _queue_empty(*args, **kwargs):
            return len(queue_items) == 0

        def _queue_get(*args, **kwargs):
            if len(queue_items) == 0:
                raise Queue.Empty
            else:
                return queue_items.pop()

        def _queue_put(item, *args, **kwargs):
            queue_items.append(item)

        mock_queue = MagicMock()
        mock_queue.empty.side_effect = _queue_empty
        mock_queue.get.side_effect = _queue_get
        mock_queue.put.side_effect = _queue_put
        mock_tqm._final_q = mock_queue

        mock_tqm._stats = MagicMock()
        mock_tqm._stats.increment.return_value = None

        mock_play = MagicMock()

        mock_host = MagicMock()
        mock_host.name = 'test01'
        mock_host.vars = dict()
        mock_host.get_vars.return_value = dict()
        mock_host.has_hostkey = True

        mock_task = MagicMock()
        mock_task._role = None
        mock_task._parent = None
        mock_task.ignore_errors = False
        mock_task._uuid = uuid.uuid4()
        mock_task.loop = None
        mock_task.copy.return_value = mock_task

        mock_handler_task = MagicMock(Handler)
        mock_handler_task.name = 'test handler'
        mock_handler_task.action = 'foo'
        mock_handler_task._parent = None
        mock_handler_task.get_name.return_value = "test handler"
        mock_handler_task.has_triggered.return_value = False
        mock_handler_task._uuid = 'xxxxxxxxxxxxx'
        mock_handler_task.copy.return_value = mock_handler_task

        mock_iterator = MagicMock()
        mock_iterator._play = mock_play
        mock_iterator.mark_host_failed.return_value = None
        mock_iterator.get_next_task_for_host.return_value = (None, None)

        mock_handler_block = MagicMock()
        mock_handler_block.block = [mock_handler_task]
        mock_handler_block.rescue = []
        mock_handler_block.always = []
        mock_play.handlers = [mock_handler_block]

        mock_tqm._notified_handlers = {mock_handler_task._uuid: []}
        mock_tqm._listening_handlers = {}

        mock_group = MagicMock()
        mock_group.add_host.return_value = None

        def _get_host(host_name):
            if host_name == 'test01':
                return mock_host
            return None

        def _get_group(group_name):
            if group_name in ('all', 'foo'):
                return mock_group
            return None

        mock_inventory = MagicMock()
        mock_inventory._hosts_cache = dict()
        mock_inventory.hosts.return_value = mock_host
        mock_inventory.get_host.side_effect = _get_host
        mock_inventory.get_group.side_effect = _get_group
        mock_inventory.clear_pattern_cache.return_value = None
        mock_inventory.get_host_vars.return_value = {}
        mock_inventory.hosts.get.return_value = mock_host

        mock_var_mgr = MagicMock()
        mock_var_mgr.set_host_variable.return_value = None
        mock_var_mgr.set_host_facts.return_value = None
        mock_var_mgr.get_vars.return_value = dict()

        strategy_base = StrategyBase(tqm=mock_tqm)
        strategy_base._inventory = mock_inventory
        strategy_base._variable_manager = mock_var_mgr
        strategy_base._blocked_hosts = dict()

        def _has_dead_workers():
            return False

        strategy_base._tqm.has_dead_workers.side_effect = _has_dead_workers
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 0)

        task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(changed=True))
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1

        mock_queued_task_cache = {
            (mock_host.name, mock_task._uuid): {
                'task': mock_task,
                'host': mock_host,
                'task_vars': {},
                'play_context': {},
            }
        }

        strategy_base._queued_task_cache = deepcopy(mock_queued_task_cache)
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"failed":true}')
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        mock_iterator.is_failed.return_value = True
        strategy_base._queued_task_cache = deepcopy(mock_queued_task_cache)
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        # self.assertIn('test01', mock_tqm._failed_hosts)
        # del mock_tqm._failed_hosts['test01']
        mock_iterator.is_failed.return_value = False

        task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"unreachable": true}')
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        strategy_base._queued_task_cache = deepcopy(mock_queued_task_cache)
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn('test01', mock_tqm._unreachable_hosts)
        del mock_tqm._unreachable_hosts['test01']

        task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"skipped": true}')
        queue_items.append(task_result)
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        strategy_base._queued_task_cache = deepcopy(mock_queued_task_cache)
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(results[0], task_result)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(add_host=dict(host_name='newhost01', new_groups=['foo']))))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        strategy_base._queued_task_cache = deepcopy(mock_queued_task_cache)
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(add_group=dict(group_name='foo'))))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        strategy_base._queued_task_cache = deepcopy(mock_queued_task_cache)
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)

        queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(changed=True, _ansible_notify=['test handler'])))
        strategy_base._blocked_hosts['test01'] = True
        strategy_base._pending_results = 1
        strategy_base._queued_task_cache = deepcopy(mock_queued_task_cache)
        results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
        self.assertEqual(len(results), 1)
        self.assertEqual(strategy_base._pending_results, 0)
        self.assertNotIn('test01', strategy_base._blocked_hosts)
        self.assertIn(mock_handler_task._uuid, strategy_base._notified_handlers)
        self.assertIn(mock_host, strategy_base._notified_handlers[mock_handler_task._uuid])

        # queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
        # results = strategy_base._process_pending_results(iterator=mock_iterator)
        # self.assertEqual(len(results), 0)
        # self.assertEqual(strategy_base._pending_results, 1)

        # queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
        # results = strategy_base._process_pending_results(iterator=mock_iterator)
        # self.assertEqual(len(results), 0)
        # self.assertEqual(strategy_base._pending_results, 1)

        # queue_items.append(('bad'))
        # self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
        strategy_base.cleanup()