/**
* 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.ambari.msi;
import junit.framework.Assert;
import org.apache.ambari.scom.TestClusterDefinitionProvider;
import org.apache.ambari.scom.TestHostInfoProvider;
import org.apache.ambari.server.controller.spi.Predicate;
import org.apache.ambari.server.controller.spi.Request;
import org.apache.ambari.server.controller.spi.Resource;
import org.apache.ambari.server.controller.utilities.PredicateBuilder;
import org.apache.ambari.server.controller.utilities.PropertyHelper;
import org.junit.Test;
import java.util.HashMap;
import java.util.Set;
/**
*
*/
public class HostComponentProviderTest {
@Test
public void testGetResources() throws Exception {
ClusterDefinition clusterDefinition = new ClusterDefinition(new TestStateProvider(), new TestClusterDefinitionProvider(), new TestHostInfoProvider());
HostComponentProvider provider = new HostComponentProvider(clusterDefinition);
Set<Resource> resources = provider.getResources(PropertyHelper.getReadRequest(), null);
Assert.assertEquals(25, resources.size());
}
@Test
public void testGetResourcesWithPredicate() throws Exception {
ClusterDefinition clusterDefinition = new ClusterDefinition(new TestStateProvider(), new TestClusterDefinitionProvider(), new TestHostInfoProvider());
HostComponentProvider provider = new HostComponentProvider(clusterDefinition);
Predicate predicate = new PredicateBuilder().property(HostComponentProvider.HOST_COMPONENT_SERVICE_NAME_PROPERTY_ID).equals("MAPREDUCE").toPredicate();
Set<Resource> resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
Assert.assertEquals(5, resources.size());
predicate = new PredicateBuilder().property(HostComponentProvider.HOST_COMPONENT_HOST_NAME_PROPERTY_ID).equals("UnknownHost").toPredicate();
resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
Assert.assertTrue(resources.isEmpty());
}
@Test
public void testGetResourcesCheckState() throws Exception {
TestStateProvider stateProvider = new TestStateProvider();
ClusterDefinition clusterDefinition = new ClusterDefinition(stateProvider, new TestClusterDefinitionProvider(), new TestHostInfoProvider());
HostComponentProvider provider = new HostComponentProvider(clusterDefinition);
Predicate predicate = new PredicateBuilder().property(HostComponentProvider.HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("HBASE_REGIONSERVER").toPredicate();
Set<Resource> resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
Assert.assertEquals(3, resources.size());
for (Resource resource : resources) {
Assert.assertEquals("STARTED", resource.getPropertyValue(HostComponentProvider.HOST_COMPONENT_STATE_PROPERTY_ID));
}
stateProvider.setHealthy(false);
resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
Assert.assertEquals(3, resources.size());
for (Resource resource : resources) {
Assert.assertEquals("INSTALLED", resource.getPropertyValue(HostComponentProvider.HOST_COMPONENT_STATE_PROPERTY_ID));
}
}
@Test
public void testGetResourcesCheckStateFromCategory() throws Exception {
TestStateProvider stateProvider = new TestStateProvider();
ClusterDefinition clusterDefinition = new ClusterDefinition(stateProvider, new TestClusterDefinitionProvider(), new TestHostInfoProvider());
HostComponentProvider provider = new HostComponentProvider(clusterDefinition);
Predicate predicate = new PredicateBuilder().property(HostComponentProvider.HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("HBASE_REGIONSERVER").toPredicate();
Set<Resource> resources = provider.getResources(PropertyHelper.getReadRequest("HostRoles"), predicate);
Assert.assertEquals(3, resources.size());
for (Resource resource : resources) {
Assert.assertEquals("STARTED", resource.getPropertyValue(HostComponentProvider.HOST_COMPONENT_STATE_PROPERTY_ID));
}
stateProvider.setHealthy(false);
resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
Assert.assertEquals(3, resources.size());
for (Resource resource : resources) {
Assert.assertEquals("INSTALLED", resource.getPropertyValue(HostComponentProvider.HOST_COMPONENT_STATE_PROPERTY_ID));
}
}
@Test
public void testCreateResources() throws Exception {
ClusterDefinition clusterDefinition = new ClusterDefinition(new TestStateProvider(), new TestClusterDefinitionProvider(), new TestHostInfoProvider());
HostComponentProvider provider = new HostComponentProvider(clusterDefinition);
try {
provider.createResources(PropertyHelper.getReadRequest());
Assert.fail("Expected UnsupportedOperationException.");
} catch (UnsupportedOperationException e) {
//expected
}
}
@Test
public void testUpdateResources() throws Exception {
TestStateProvider stateProvider = new TestStateProvider();
ClusterDefinition clusterDefinition = new ClusterDefinition(stateProvider, new TestClusterDefinitionProvider(), new TestHostInfoProvider());
HostComponentProvider provider = new HostComponentProvider(clusterDefinition);
Predicate predicate = new PredicateBuilder().property(HostComponentProvider.HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("HBASE_REGIONSERVER").toPredicate();
HashMap<String, Object> properties = new HashMap<String, Object>();
properties.put(HostComponentProvider.HOST_COMPONENT_STATE_PROPERTY_ID, "STARTED");
Request updateRequest = PropertyHelper.getUpdateRequest(properties, null);
provider.updateResources(updateRequest, predicate);
Assert.assertEquals(StateProvider.State.Running, stateProvider.getState());
properties.put(HostComponentProvider.HOST_COMPONENT_STATE_PROPERTY_ID, "INSTALLED");
updateRequest = PropertyHelper.getUpdateRequest(properties, null);
provider.updateResources(updateRequest, predicate);
Assert.assertEquals(StateProvider.State.Stopped, stateProvider.getState());
properties.put(HostComponentProvider.HOST_COMPONENT_STATE_PROPERTY_ID, "STARTED");
updateRequest = PropertyHelper.getUpdateRequest(properties, null);
provider.updateResources(updateRequest, predicate);
Assert.assertEquals(StateProvider.State.Running, stateProvider.getState());
}
@Test
public void testDeleteResources() throws Exception {
ClusterDefinition clusterDefinition = new ClusterDefinition(new TestStateProvider(), new TestClusterDefinitionProvider(), new TestHostInfoProvider());
HostComponentProvider provider = new HostComponentProvider(clusterDefinition);
try {
provider.deleteResources(null);
Assert.fail("Expected UnsupportedOperationException.");
} catch (UnsupportedOperationException e) {
//expected
}
}
}