/*
* 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.
*/
package org.apache.geode.internal.offheap;
import static org.mockito.Mockito.*;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.contrib.java.lang.system.RestoreSystemProperties;
import org.junit.experimental.categories.Category;
import org.apache.geode.LogWriter;
import org.apache.geode.OutOfOffHeapMemoryException;
import org.apache.geode.distributed.internal.DM;
import org.apache.geode.distributed.internal.InternalDistributedSystem;
import org.apache.geode.test.junit.categories.UnitTest;
@Category(UnitTest.class)
public class DisconnectingOutOfOffHeapMemoryListenerJUnitTest {
private final InternalDistributedSystem ids = mock(InternalDistributedSystem.class);
private final OutOfOffHeapMemoryException ex = new OutOfOffHeapMemoryException();
private final LogWriter lw = mock(LogWriter.class);
private final DM dm = mock(DM.class);
@Rule
public final RestoreSystemProperties restoreSystemProperties = new RestoreSystemProperties();
@Before
public void setUp() throws Exception {
when(ids.getLogWriter()).thenReturn(lw);
when(ids.getDistributionManager()).thenReturn(dm);
}
@Test
public void constructWithNullSupportsClose() {
DisconnectingOutOfOffHeapMemoryListener listener =
new DisconnectingOutOfOffHeapMemoryListener(null);
listener.close();
}
@Test
public void constructWithNullSupportsOutOfOffHeapMemory() {
DisconnectingOutOfOffHeapMemoryListener listener =
new DisconnectingOutOfOffHeapMemoryListener(null);
listener.outOfOffHeapMemory(null);
}
@Test
public void disconnectNotCalledWhenSysPropIsSet() {
System.setProperty(OffHeapStorage.STAY_CONNECTED_ON_OUTOFOFFHEAPMEMORY_PROPERTY, "true");
DisconnectingOutOfOffHeapMemoryListener listener =
new DisconnectingOutOfOffHeapMemoryListener(ids);
listener.outOfOffHeapMemory(ex);
verify(ids, never()).disconnect(ex.getMessage(), ex, false);
}
@Test
public void disconnectNotCalledWhenListenerClosed() {
DisconnectingOutOfOffHeapMemoryListener listener =
new DisconnectingOutOfOffHeapMemoryListener(ids);
listener.close();
listener.outOfOffHeapMemory(ex);
verify(ids, never()).disconnect(ex.getMessage(), ex, false);
}
@Test
public void setRootCauseCalledWhenGetRootCauseReturnsNull() {
DisconnectingOutOfOffHeapMemoryListener listener =
new DisconnectingOutOfOffHeapMemoryListener(ids);
when(dm.getRootCause()).thenReturn(null);
listener.outOfOffHeapMemory(ex);
verify(dm).setRootCause(ex);
}
@Test
public void setRootCauseNotCalledWhenGetRootCauseReturnsNonNull() {
DisconnectingOutOfOffHeapMemoryListener listener =
new DisconnectingOutOfOffHeapMemoryListener(ids);
when(dm.getRootCause()).thenReturn(ex);
listener.outOfOffHeapMemory(ex);
verify(dm, never()).setRootCause(ex);
}
@Test
public void disconnectCalledAsyncAfterCallingOutOfOffHeapMemory() {
DisconnectingOutOfOffHeapMemoryListener listener =
new DisconnectingOutOfOffHeapMemoryListener(ids);
listener.outOfOffHeapMemory(ex);
verify(ids, timeout(5000).atLeastOnce()).disconnect(ex.getMessage(), ex, false);
verify(lw).info("OffHeapStorage about to invoke disconnect on " + ids);
}
}