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+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+from qpid.client import Closed
+from qpid.queue import Empty
+from qpid.content import Content
+from qpid.testlib import TestBase
+
+class BrokerTests(TestBase):
+ """Tests for basic Broker functionality"""
+
+ def test_ack_and_no_ack(self):
+ """
+ First, this test tries to receive a message with a no-ack
+ consumer. Second, this test tries to explicitly receive and
+ acknowledge a message with an acknowledging consumer.
+ """
+ ch = self.channel
+ self.queue_declare(ch, queue = "myqueue")
+
+ # No ack consumer
+ ctag = ch.basic_consume(queue = "myqueue", no_ack = True).consumer_tag
+ body = "test no-ack"
+ ch.basic_publish(routing_key = "myqueue", content = Content(body))
+ msg = self.client.queue(ctag).get(timeout = 5)
+ self.assert_(msg.content.body == body)
+
+ # Acknowledging consumer
+ self.queue_declare(ch, queue = "otherqueue")
+ ctag = ch.basic_consume(queue = "otherqueue", no_ack = False).consumer_tag
+ body = "test ack"
+ ch.basic_publish(routing_key = "otherqueue", content = Content(body))
+ msg = self.client.queue(ctag).get(timeout = 5)
+ ch.basic_ack(delivery_tag = msg.delivery_tag)
+ self.assert_(msg.content.body == body)
+
+ def test_basic_delivery_immediate(self):
+ """
+ Test basic message delivery where consume is issued before publish
+ """
+ channel = self.channel
+ self.exchange_declare(channel, exchange="test-exchange", type="direct")
+ self.queue_declare(channel, queue="test-queue")
+ channel.queue_bind(queue="test-queue", exchange="test-exchange", routing_key="key")
+ reply = channel.basic_consume(queue="test-queue", no_ack=True)
+ queue = self.client.queue(reply.consumer_tag)
+
+ body = "Immediate Delivery"
+ channel.basic_publish(exchange="test-exchange", routing_key="key", content=Content(body), immediate=True)
+ msg = queue.get(timeout=5)
+ self.assert_(msg.content.body == body)
+
+ # TODO: Ensure we fail if immediate=True and there's no consumer.
+
+
+ def test_basic_delivery_queued(self):
+ """
+ Test basic message delivery where publish is issued before consume
+ (i.e. requires queueing of the message)
+ """
+ channel = self.channel
+ self.exchange_declare(channel, exchange="test-exchange", type="direct")
+ self.queue_declare(channel, queue="test-queue")
+ channel.queue_bind(queue="test-queue", exchange="test-exchange", routing_key="key")
+ body = "Queued Delivery"
+ channel.basic_publish(exchange="test-exchange", routing_key="key", content=Content(body))
+ reply = channel.basic_consume(queue="test-queue", no_ack=True)
+ queue = self.client.queue(reply.consumer_tag)
+ msg = queue.get(timeout=5)
+ self.assert_(msg.content.body == body)
+
+ def test_invalid_channel(self):
+ channel = self.client.channel(200)
+ try:
+ channel.queue_declare(exclusive=True)
+ self.fail("Expected error on queue_declare for invalid channel")
+ except Closed, e:
+ self.assertConnectionException(504, e.args[0])
+
+ def test_closed_channel(self):
+ channel = self.client.channel(200)
+ channel.channel_open()
+ channel.channel_close()
+ try:
+ channel.queue_declare(exclusive=True)
+ self.fail("Expected error on queue_declare for closed channel")
+ except Closed, e:
+ self.assertConnectionException(504, e.args[0])
+
+ def test_channel_flow(self):
+ channel = self.channel
+ channel.queue_declare(queue="flow_test_queue", exclusive=True)
+ ctag = channel.basic_consume(queue="flow_test_queue", no_ack=True).consumer_tag
+ incoming = self.client.queue(ctag)
+
+ channel.channel_flow(active=False)
+ channel.basic_publish(routing_key="flow_test_queue", content=Content("abcdefghijklmnopqrstuvwxyz"))
+ try:
+ incoming.get(timeout=1)
+ self.fail("Received message when flow turned off.")
+ except Empty: None
+
+ channel.channel_flow(active=True)
+ msg = incoming.get(timeout=1)
+ self.assertEqual("abcdefghijklmnopqrstuvwxyz", msg.content.body)