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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.
*/
package org.apache.brooklyn.core.location;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.fail;
import java.util.Map;
import org.apache.brooklyn.api.location.Location;
import org.apache.brooklyn.api.location.LocationSpec;
import org.apache.brooklyn.api.location.MachineProvisioningLocation;
import org.apache.brooklyn.api.location.NoMachinesAvailableException;
import org.apache.brooklyn.core.entity.Entities;
import org.apache.brooklyn.core.location.AggregatingMachineProvisioningLocation;
import org.apache.brooklyn.core.mgmt.internal.LocalManagementContext;
import org.apache.brooklyn.core.test.entity.LocalManagementContextForTests;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import org.apache.brooklyn.location.byon.FixedListMachineProvisioningLocation;
import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation.LocalhostMachine;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
public class AggregatingMachineProvisioningLocationTest {
private LocalManagementContext managementContext;
private AggregatingMachineProvisioningLocation<LocalhostMachine> aggregator;
private LocalhostMachine machine1a;
private LocalhostMachine machine1b;
private LocalhostMachine machine2a;
private LocalhostMachine machine2b;
private MachineProvisioningLocation<LocalhostMachine> provisioner1;
private MachineProvisioningLocation<LocalhostMachine> provisioner2;
@BeforeMethod(alwaysRun=true)
@SuppressWarnings("unchecked")
public void setUp() {
managementContext = new LocalManagementContextForTests();
machine1a = newLocation(LocalhostMachine.class, "1a");
machine1b = newLocation(LocalhostMachine.class, "1b");
machine2a = newLocation(LocalhostMachine.class, "2a");
machine2b = newLocation(LocalhostMachine.class, "2b");
provisioner1 = newLocation(FixedListMachineProvisioningLocation.class, ImmutableMap.of("machines", ImmutableList.of(machine1a, machine1b)));
provisioner2 = newLocation(FixedListMachineProvisioningLocation.class, ImmutableMap.of("machines", ImmutableList.of(machine2a, machine2b)));
}
@AfterMethod(alwaysRun=true)
public void tearDown() {
if (managementContext != null) Entities.destroyAll(managementContext);
}
@Test
@SuppressWarnings("unchecked")
public void testObtainAndRelease() throws Exception {
aggregator = newLocation(AggregatingMachineProvisioningLocation.class, ImmutableMap.of("provisioners", ImmutableList.of(provisioner1, provisioner2)));
assertEquals(aggregator.obtain(), machine1a);
assertEquals(aggregator.obtain(), machine2a);
assertEquals(aggregator.obtain(), machine1b);
assertEquals(aggregator.obtain(), machine2b);
try {
aggregator.obtain();
fail();
} catch (NoMachinesAvailableException e) {
// success
}
aggregator.release(machine2b);
assertEquals(aggregator.obtain(), machine2b);
}
@Test
@SuppressWarnings("unchecked")
public void testReleaseWhenNotHeldThrows() throws Exception {
aggregator = newLocation(AggregatingMachineProvisioningLocation.class, ImmutableMap.of("provisioners", ImmutableList.of(provisioner1, provisioner2)));
try {
aggregator.release(machine1a);
fail();
} catch (IllegalStateException e) {
if (!e.toString().contains("machine is not currently allocated")) throw e;
}
}
private <T extends Location> T newLocation(Class<T> clazz, String displayName) {
return newLocation(clazz, displayName, ImmutableMap.of());
}
private <T extends Location> T newLocation(Class<T> clazz, Map<?,?> config) {
return newLocation(clazz, "mydisplayname", config);
}
private <T extends Location> T newLocation(Class<T> clazz, String displayName, Map<?,?> config) {
return managementContext.getLocationManager().createLocation(LocationSpec.create(clazz)
.displayName(displayName)
.configure(config));
}
}