/**
* 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.server.controller.internal;
import org.apache.ambari.server.controller.AmbariManagementController;
import org.apache.ambari.server.controller.RequestStatusResponse;
import org.apache.ambari.server.controller.ServiceComponentHostRequest;
import org.apache.ambari.server.controller.ServiceComponentHostResponse;
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.spi.ResourceProvider;
import org.apache.ambari.server.controller.utilities.PredicateBuilder;
import org.apache.ambari.server.controller.utilities.PropertyHelper;
import org.easymock.EasyMock;
import org.junit.Assert;
import org.junit.Test;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Set;
import static org.easymock.EasyMock.createMock;
import static org.easymock.EasyMock.createNiceMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.verify;
/**
* HostComponentResourceProvider tests.
*/
public class HostComponentResourceProviderTest {
@Test
public void testCreateResources() throws Exception {
Resource.Type type = Resource.Type.HostComponent;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
RequestStatusResponse response = createNiceMock(RequestStatusResponse.class);
managementController.createHostComponents(
AbstractResourceProviderTest.Matcher.getHostComponentRequestSet(
"Cluster100", "Service100", "Component100", "Host100", null, null));
// replay
replay(managementController, response);
ResourceProvider provider = AbstractResourceProvider.getResourceProvider(
type,
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type),
managementController);
// add the property map to a set for the request. add more maps for multiple creates
Set<Map<String, Object>> propertySet = new LinkedHashSet<Map<String, Object>>();
// Service 1: create a map of properties for the request
Map<String, Object> properties = new LinkedHashMap<String, Object>();
// add properties to the request map
properties.put(HostComponentResourceProvider.HOST_COMPONENT_CLUSTER_NAME_PROPERTY_ID, "Cluster100");
properties.put(HostComponentResourceProvider.HOST_COMPONENT_SERVICE_NAME_PROPERTY_ID, "Service100");
properties.put(HostComponentResourceProvider.HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "Component100");
properties.put(HostComponentResourceProvider.HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "Host100");
propertySet.add(properties);
// create the request
Request request = PropertyHelper.getCreateRequest(propertySet);
provider.createResources(request);
// verify
verify(managementController, response);
}
@Test
public void testGetResources() throws Exception {
Resource.Type type = Resource.Type.HostComponent;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
Set<ServiceComponentHostResponse> allResponse = new HashSet<ServiceComponentHostResponse>();
allResponse.add(new ServiceComponentHostResponse(
"Cluster100", "Service100", "Component100", "Host100", null, null, "", "", "" ));
allResponse.add(new ServiceComponentHostResponse(
"Cluster100", "Service100", "Component101", "Host100", null, null, "", "", "" ));
allResponse.add(new ServiceComponentHostResponse(
"Cluster100", "Service100", "Component102", "Host100", null, null, "", "", "" ));
// set expectations
expect(managementController.getHostComponents(
AbstractResourceProviderTest.Matcher.getHostComponentRequestSet(
"Cluster100", null, null, null, null, null))).andReturn(allResponse).once();
// replay
replay(managementController);
ResourceProvider provider = AbstractResourceProvider.getResourceProvider(
type,
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type),
managementController);
Set<String> propertyIds = new HashSet<String>();
propertyIds.add(HostComponentResourceProvider.HOST_COMPONENT_CLUSTER_NAME_PROPERTY_ID);
propertyIds.add(HostComponentResourceProvider.HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID);
Predicate predicate = new PredicateBuilder().property(
HostComponentResourceProvider.HOST_COMPONENT_CLUSTER_NAME_PROPERTY_ID).equals("Cluster100").toPredicate();
Request request = PropertyHelper.getReadRequest(propertyIds);
Set<Resource> resources = provider.getResources(request, predicate);
Assert.assertEquals(3, resources.size());
Set<String> names = new HashSet<String>();
for (Resource resource : resources) {
String clusterName = (String) resource.getPropertyValue(
HostComponentResourceProvider.HOST_COMPONENT_CLUSTER_NAME_PROPERTY_ID);
Assert.assertEquals("Cluster100", clusterName);
names.add((String) resource.getPropertyValue(
HostComponentResourceProvider.HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID));
}
// Make sure that all of the response objects got moved into resources
for (ServiceComponentHostResponse response : allResponse ) {
Assert.assertTrue(names.contains(response.getComponentName()));
}
// verify
verify(managementController);
}
@Test
public void testUpdateResources() throws Exception {
Resource.Type type = Resource.Type.HostComponent;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
RequestStatusResponse response = createNiceMock(RequestStatusResponse.class);
Set<ServiceComponentHostResponse> nameResponse = new HashSet<ServiceComponentHostResponse>();
nameResponse.add(new ServiceComponentHostResponse(
"Cluster102", "Service100", "Component100", "Host100", null, null, "STARTED", "", ""));
// set expectations
expect(managementController.getHostComponents(
EasyMock.<Set<ServiceComponentHostRequest>>anyObject())).andReturn(nameResponse).once();
expect(managementController.updateHostComponents(
AbstractResourceProviderTest.Matcher.getHostComponentRequestSet(
"Cluster102", null, "Component100", "Host100", null, "STARTED"))).andReturn(response).once();
// replay
replay(managementController, response);
ResourceProvider provider = AbstractResourceProvider.getResourceProvider(
type,
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type),
managementController);
Map<String, Object> properties = new LinkedHashMap<String, Object>();
properties.put(HostComponentResourceProvider.HOST_COMPONENT_STATE_PROPERTY_ID, "STARTED");
// create the request
Request request = PropertyHelper.getUpdateRequest(properties);
// update the cluster named Cluster102
Predicate predicate = new PredicateBuilder().property(
HostComponentResourceProvider.HOST_COMPONENT_CLUSTER_NAME_PROPERTY_ID).equals("Cluster102").toPredicate();
provider.updateResources(request, predicate);
// verify
verify(managementController, response);
}
@Test
public void testDeleteResources() throws Exception {
Resource.Type type = Resource.Type.HostComponent;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
RequestStatusResponse response = createNiceMock(RequestStatusResponse.class);
// set expectations
expect(managementController.deleteHostComponents(
AbstractResourceProviderTest.Matcher.getHostComponentRequestSet(
null, null, "Component100", "Host100", null, null))).andReturn(response);
// replay
replay(managementController, response);
ResourceProvider provider = AbstractResourceProvider.getResourceProvider(
type,
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type),
managementController);
AbstractResourceProviderTest.TestObserver observer = new AbstractResourceProviderTest.TestObserver();
((ObservableResourceProvider)provider).addObserver(observer);
Predicate predicate = new PredicateBuilder().
property(HostComponentResourceProvider.HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("Component100").and().
property(HostComponentResourceProvider.HOST_COMPONENT_HOST_NAME_PROPERTY_ID).equals("Host100").toPredicate();
provider.deleteResources(predicate);
ResourceProviderEvent lastEvent = observer.getLastEvent();
Assert.assertNotNull(lastEvent);
Assert.assertEquals(Resource.Type.HostComponent, lastEvent.getResourceType());
Assert.assertEquals(ResourceProviderEvent.Type.Delete, lastEvent.getType());
Assert.assertEquals(predicate, lastEvent.getPredicate());
Assert.assertNull(lastEvent.getRequest());
// verify
verify(managementController, response);
}
@Test
public void testCheckPropertyIds() throws Exception {
Set<String> propertyIds = new HashSet<String>();
propertyIds.add("foo");
propertyIds.add("cat1/foo");
propertyIds.add("cat2/bar");
propertyIds.add("cat2/baz");
propertyIds.add("cat3/sub1/bam");
propertyIds.add("cat4/sub2/sub3/bat");
propertyIds.add("cat5/subcat5/map");
Map<Resource.Type, String> keyPropertyIds = new HashMap<Resource.Type, String>();
AmbariManagementController managementController = createMock(AmbariManagementController.class);
AbstractResourceProvider provider =
(AbstractResourceProvider) AbstractResourceProvider.getResourceProvider(
Resource.Type.HostComponent,
propertyIds,
keyPropertyIds,
managementController);
Set<String> unsupported = provider.checkPropertyIds(Collections.singleton("foo"));
Assert.assertTrue(unsupported.isEmpty());
// note that key is not in the set of known property ids. We allow it if its parent is a known property.
// this allows for Map type properties where we want to treat the entries as individual properties
Assert.assertTrue(provider.checkPropertyIds(Collections.singleton("cat5/subcat5/map/key")).isEmpty());
unsupported = provider.checkPropertyIds(Collections.singleton("bar"));
Assert.assertEquals(1, unsupported.size());
Assert.assertTrue(unsupported.contains("bar"));
unsupported = provider.checkPropertyIds(Collections.singleton("cat1/foo"));
Assert.assertTrue(unsupported.isEmpty());
unsupported = provider.checkPropertyIds(Collections.singleton("cat1"));
Assert.assertTrue(unsupported.isEmpty());
unsupported = provider.checkPropertyIds(Collections.singleton("config"));
Assert.assertTrue(unsupported.isEmpty());
unsupported = provider.checkPropertyIds(Collections.singleton("config/unknown_property"));
Assert.assertTrue(unsupported.isEmpty());
}
}