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Python HotQueue.nack方法代码示例

本文整理汇总了Python中hotqueue.HotQueue.nack方法的典型用法代码示例。如果您正苦于以下问题:Python HotQueue.nack方法的具体用法?Python HotQueue.nack怎么用?Python HotQueue.nack使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在hotqueue.HotQueue的用法示例。


在下文中一共展示了HotQueue.nack方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: HotQueueTestCase

# 需要导入模块: from hotqueue import HotQueue [as 别名]
# 或者: from hotqueue.HotQueue import nack [as 别名]
class HotQueueTestCase(unittest.TestCase):
    
    def setUp(self):
        """Create the queue instance before the test."""
        self.queue = HotQueue('testqueue')
    
    def tearDown(self):
        """Clear the queue after the test."""
        self.queue.clear()
    
    def test_arguments(self):
        """Test that HotQueue.__init__ accepts arguments correctly, and that
        the Redis key is correctly formed.
        """
        kwargs = {
            'name': "testqueue",
            'serializer': DummySerializer,
            'host': "localhost",
            'port': 6379,
            'db': 0}
        # Instantiate the HotQueue instance:
        self.queue = HotQueue(**kwargs)
        # Ensure that the properties of the instance are as expected:
        self.assertEqual(self.queue.name, kwargs['name'])
        self.assertEqual(self.queue.key, "hotqueue:%s" % kwargs['name'])
        self.assertEqual(self.queue.serializer, kwargs['serializer'])
        # Instantiate a HotQueue instance with only the required args:
        self.queue = HotQueue(kwargs['name'])
        # Ensure that the properties of the instance are as expected:
        self.assertEqual(self.queue.name, kwargs['name'])
        self.assertEqual(self.queue.key, "hotqueue:%s" % kwargs['name'])
        self.assertTrue(self.queue.serializer is pickle) # Defaults to cPickle
                                                         # or pickle, depending
                                                         # on the platform.
    
    def test_consume(self):
        """Test the consume generator method."""
        nums = [1, 2, 3, 4, 5, 6, 7, 8]
        # Test blocking with timeout:
        nums_added = self.queue.put(*nums)
        msgs = []
        for msg in self.queue.consume(timeout=1):
            msgs.append(msg)
        self.assertEqual(msgs, nums_added)
        for msg in msgs:
            self.queue.ack(msg.get_reservationId())
        # Test non-blocking:
        nums_added = self.queue.put(*nums)
        msgs = []
        for msg in self.queue.consume(block=False):
            msgs.append(msg)
        self.assertEqual(msgs, nums_added)
        for msg in msgs:
            self.queue.ack(msg.get_reservationId())

    def test_nack(self):
        """Test the consume generator method."""
        nums_added = self.queue.put("1")
        msg = self.queue.get() #1
        self.assertEqual(msg, nums_added[0])
        self.queue.nack(msg.get_reservationId())
        msg = self.queue.get() #2
        self.assertEqual(msg, nums_added[0])
        self.queue.nack(msg.get_reservationId())
        msg = self.queue.get() #3
        if msg:
            self.assertEqual(msg, nums_added[0])
            self.queue.ack(msg.get_reservationId())
        self.assertEqual(msg, nums_added[0])
        self.assertEqual(len(self.queue), 0)
        self.assertEqual(msg.get_deliveryCount(),3) #3
    
    def test_cleared(self):
        """Test for correct behaviour if the Redis list does not exist."""
        self.assertEqual(len(self.queue), 0)
        self.assertEqual(self.queue.get(), None)
    
    def test_get_order(self):
        """Test that messages are get in the same order they are put."""
        alphabet = ['abc', 'def', 'ghi', 'jkl', 'mno']
        msg_added = []
        msg_added.extend(self.queue.put(alphabet[0], alphabet[1], alphabet[2]))
        msg_added.extend(self.queue.put(alphabet[3]))
        msg_added.extend(self.queue.put(alphabet[4]))
        msgs = []
        msgs.append(self.queue.get())
        msgs.append(self.queue.get())
        msgs.append(self.queue.get())
        msgs.append(self.queue.get())
        msgs.append(self.queue.get())
        self.assertEqual(msgs, msg_added)
        for msg in msgs:
            self.queue.ack(msg.get_reservationId())

    def test_length(self):
        """Test that the length of a queue is returned correctly."""
        self.queue.put('a message')
        self.queue.put('another message')
        self.assertEqual(len(self.queue), 2)
    
#.........这里部分代码省略.........
开发者ID:lovato,项目名称:hotqueue,代码行数:103,代码来源:tests.py


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