/*
* Copyright 2014-2017 the original author or authors.
*
* Licensed 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.
*/
package org.springframework.amqp.rabbit.connection;
import static org.hamcrest.Matchers.equalTo;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.util.concurrent.ExecutorService;
import org.junit.Test;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.impl.recovery.AutorecoveringConnection;
/**
* @author Gary Russell
* @author Artem Bilan
* @since 1.4
*
*/
public class ClientRecoveryCompatibilityTests {
@Test
public void testDefeatRecovery() throws Exception {
final Channel channel1 = mock(Channel.class);
when(channel1.isOpen()).thenReturn(true);
final Channel channel2 = mock(Channel.class);
when(channel2.isOpen()).thenReturn(true);
final com.rabbitmq.client.Connection rabbitConn = mock(AutorecoveringConnection.class);
when(rabbitConn.isOpen()).thenReturn(true);
com.rabbitmq.client.ConnectionFactory cf = mock(com.rabbitmq.client.ConnectionFactory.class);
doAnswer(invocation -> rabbitConn).when(cf).newConnection(any(ExecutorService.class), anyString());
when(rabbitConn.createChannel()).thenReturn(channel1).thenReturn(channel2);
CachingConnectionFactory ccf = new CachingConnectionFactory(cf);
ccf.setExecutor(mock(ExecutorService.class));
Connection conn1 = ccf.createConnection();
Channel channel = conn1.createChannel(false);
verifyChannelIs(channel1, channel);
channel.close();
conn1.close();
Connection conn2 = ccf.createConnection();
assertSame(conn1, conn2);
channel = conn1.createChannel(false);
verifyChannelIs(channel1, channel);
channel.close();
conn2.close();
when(rabbitConn.isOpen()).thenReturn(false).thenReturn(true);
when(channel1.isOpen()).thenReturn(false);
conn2 = ccf.createConnection();
try {
conn2.createChannel(false);
fail("Expected AutoRecoverConnectionNotCurrentlyOpenException");
}
catch (AutoRecoverConnectionNotCurrentlyOpenException e) {
assertThat(e.getMessage(), equalTo("Auto recovery connection is not currently open"));
}
channel = conn2.createChannel(false);
verifyChannelIs(channel2, channel);
channel.close();
verify(rabbitConn, never()).close();
verify(channel1).close(); // physically closed to defeat recovery
}
private void verifyChannelIs(Channel mockChannel, Channel channel) {
ChannelProxy proxy = (ChannelProxy) channel;
assertSame(mockChannel, proxy.getTargetChannel());
}
}