/**
* 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.api.handlers;
import static org.easymock.EasyMock.createMock;
import static org.easymock.EasyMock.createNiceMock;
import static org.easymock.EasyMock.createStrictMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.verify;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.fail;
import java.util.HashSet;
import java.util.Set;
import org.apache.ambari.server.api.query.Query;
import org.apache.ambari.server.api.query.render.DefaultRenderer;
import org.apache.ambari.server.api.query.render.Renderer;
import org.apache.ambari.server.api.resources.ResourceDefinition;
import org.apache.ambari.server.api.resources.ResourceInstance;
import org.apache.ambari.server.api.services.Request;
import org.apache.ambari.server.api.services.RequestBody;
import org.apache.ambari.server.api.services.Result;
import org.apache.ambari.server.api.services.ResultStatus;
import org.apache.ambari.server.api.services.persistence.PersistenceManager;
import org.apache.ambari.server.api.util.TreeNode;
import org.apache.ambari.server.controller.spi.RequestStatus;
import org.apache.ambari.server.controller.spi.Resource;
import org.apache.ambari.server.events.publishers.AmbariEventPublisher;
import org.apache.ambari.server.security.authorization.AuthorizationException;
import org.apache.ambari.server.view.ViewRegistry;
import org.junit.Before;
import org.junit.Test;
/**
* Unit tests for CreateHandler.
*/
public class CreateHandlerTest {
@Before
public void before() {
AmbariEventPublisher publisher = createNiceMock(AmbariEventPublisher.class);
replay(publisher);
ViewRegistry.initInstance(new ViewRegistry(publisher));
}
@Test
public void testHandleRequest__Synchronous_NoPropsInBody() throws Exception {
Request request = createNiceMock(Request.class);
RequestBody body = createNiceMock(RequestBody.class);
ResourceInstance resource = createNiceMock(ResourceInstance.class);
ResourceDefinition resourceDefinition = createNiceMock(ResourceDefinition.class);
Query query = createStrictMock(Query.class);
PersistenceManager pm = createStrictMock(PersistenceManager.class);
RequestStatus status = createNiceMock(RequestStatus.class);
Resource resource1 = createNiceMock(Resource.class);
Resource resource2 = createNiceMock(Resource.class);
Renderer renderer = new DefaultRenderer();
Set<Resource> setResources = new HashSet<>();
setResources.add(resource1);
setResources.add(resource2);
// expectations
expect(request.getResource()).andReturn(resource).atLeastOnce();
expect(request.getQueryPredicate()).andReturn(null).atLeastOnce();
expect(request.getRenderer()).andReturn(renderer);
expect(request.getBody()).andReturn(body);
expect(resource.getQuery()).andReturn(query);
query.setRenderer(renderer);
expect(resource.getResourceDefinition()).andReturn(resourceDefinition).anyTimes();
expect(resourceDefinition.isCreatable()).andReturn(true).anyTimes();
expect(pm.create(resource, body)).andReturn(status);
expect(status.getStatus()).andReturn(RequestStatus.Status.Complete);
expect(status.getAssociatedResources()).andReturn(setResources);
expect(resource1.getType()).andReturn(Resource.Type.Cluster).anyTimes();
expect(resource2.getType()).andReturn(Resource.Type.Cluster).anyTimes();
replay(request, body, resource, resourceDefinition, query, pm, status, resource1, resource2);
Result result = new TestCreateHandler(pm).handleRequest(request);
assertNotNull(result);
TreeNode<Resource> tree = result.getResultTree();
assertEquals(1, tree.getChildren().size());
TreeNode<Resource> resourcesNode = tree.getChild("resources");
assertEquals(2, resourcesNode.getChildren().size());
boolean foundResource1 = false;
boolean foundResource2 = false;
for(TreeNode<Resource> child : resourcesNode.getChildren()) {
Resource r = child.getObject();
if (r == resource1 && ! foundResource1) {
foundResource1 = true;
} else if (r == resource2 && ! foundResource2) {
foundResource2 = true;
} else {
fail();
}
}
assertEquals(ResultStatus.STATUS.CREATED, result.getStatus().getStatus());
verify(request, body, resource, resourceDefinition, query, pm, status, resource1, resource2);
}
@Test
public void testHandleRequest__Synchronous() throws Exception {
Request request = createNiceMock(Request.class);
RequestBody body = createNiceMock(RequestBody.class);
ResourceInstance resource = createNiceMock(ResourceInstance.class);
ResourceDefinition resourceDefinition = createNiceMock(ResourceDefinition.class);
Query query = createStrictMock(Query.class);
PersistenceManager pm = createStrictMock(PersistenceManager.class);
RequestStatus status = createNiceMock(RequestStatus.class);
Resource resource1 = createNiceMock(Resource.class);
Resource resource2 = createNiceMock(Resource.class);
Renderer renderer = new DefaultRenderer();
Set<Resource> setResources = new HashSet<>();
setResources.add(resource1);
setResources.add(resource2);
// expectations
expect(request.getResource()).andReturn(resource).atLeastOnce();
expect(request.getQueryPredicate()).andReturn(null).atLeastOnce();
expect(request.getRenderer()).andReturn(renderer);
expect(request.getBody()).andReturn(body).atLeastOnce();
expect(resource.getQuery()).andReturn(query);
query.setRenderer(renderer);
expect(resource.getResourceDefinition()).andReturn(resourceDefinition).anyTimes();
expect(resourceDefinition.isCreatable()).andReturn(true).anyTimes();
expect(pm.create(resource, body)).andReturn(status);
expect(status.getStatus()).andReturn(RequestStatus.Status.Complete);
expect(status.getAssociatedResources()).andReturn(setResources);
expect(resource1.getType()).andReturn(Resource.Type.Cluster).anyTimes();
expect(resource2.getType()).andReturn(Resource.Type.Cluster).anyTimes();
replay(request, body, resource, resourceDefinition, query, pm, status, resource1, resource2);
Result result = new TestCreateHandler(pm).handleRequest(request);
assertNotNull(result);
TreeNode<Resource> tree = result.getResultTree();
assertEquals(1, tree.getChildren().size());
TreeNode<Resource> resourcesNode = tree.getChild("resources");
assertEquals(2, resourcesNode.getChildren().size());
boolean foundResource1 = false;
boolean foundResource2 = false;
for(TreeNode<Resource> child : resourcesNode.getChildren()) {
Resource r = child.getObject();
if (r == resource1 && ! foundResource1) {
foundResource1 = true;
} else if (r == resource2 && ! foundResource2) {
foundResource2 = true;
} else {
fail();
}
}
assertEquals(ResultStatus.STATUS.CREATED, result.getStatus().getStatus());
verify(request, body, resource, resourceDefinition, query, pm, status, resource1, resource2);
}
@Test
public void testHandleRequest__Asynchronous() throws Exception {
Request request = createNiceMock(Request.class);
RequestBody body = createNiceMock(RequestBody.class);
ResourceInstance resource = createNiceMock(ResourceInstance.class);
ResourceDefinition resourceDefinition = createNiceMock(ResourceDefinition.class);
Query query = createStrictMock(Query.class);
PersistenceManager pm = createStrictMock(PersistenceManager.class);
RequestStatus status = createNiceMock(RequestStatus.class);
Resource resource1 = createNiceMock(Resource.class);
Resource resource2 = createNiceMock(Resource.class);
Resource requestResource = createNiceMock(Resource.class);
Renderer renderer = new DefaultRenderer();
Set<Resource> setResources = new HashSet<>();
setResources.add(resource1);
setResources.add(resource2);
// expectations
expect(request.getResource()).andReturn(resource).atLeastOnce();
expect(request.getBody()).andReturn(body).atLeastOnce();
expect(request.getQueryPredicate()).andReturn(null).atLeastOnce();
expect(request.getRenderer()).andReturn(renderer);
expect(resource.getQuery()).andReturn(query);
query.setRenderer(renderer);
expect(resource.getResourceDefinition()).andReturn(resourceDefinition).anyTimes();
expect(resourceDefinition.isCreatable()).andReturn(true).anyTimes();
expect(pm.create(resource, body)).andReturn(status);
expect(status.getStatus()).andReturn(RequestStatus.Status.Accepted);
expect(status.getAssociatedResources()).andReturn(setResources);
expect(resource1.getType()).andReturn(Resource.Type.Cluster).anyTimes();
expect(resource2.getType()).andReturn(Resource.Type.Cluster).anyTimes();
expect(status.getRequestResource()).andReturn(requestResource).anyTimes();
replay(request, body, resource, resourceDefinition, query, pm, status, resource1, resource2,
requestResource);
Result result = new TestCreateHandler(pm).handleRequest(request);
assertNotNull(result);
TreeNode<Resource> tree = result.getResultTree();
assertEquals(2, tree.getChildren().size());
TreeNode<Resource> resourcesNode = tree.getChild("resources");
assertEquals(2, resourcesNode.getChildren().size());
boolean foundResource1 = false;
boolean foundResource2 = false;
for(TreeNode<Resource> child : resourcesNode.getChildren()) {
Resource r = child.getObject();
if (r == resource1 && ! foundResource1) {
foundResource1 = true;
} else if (r == resource2 && ! foundResource2) {
foundResource2 = true;
} else {
fail();
}
}
TreeNode<Resource> statusNode = tree.getChild("request");
assertNotNull(statusNode);
assertEquals(0, statusNode.getChildren().size());
assertSame(requestResource, statusNode.getObject());
assertEquals(ResultStatus.STATUS.ACCEPTED, result.getStatus().getStatus());
verify(request, body, resource, resourceDefinition, query, pm, status, resource1, resource2,
requestResource);
}
@Test
public void testHandleRequest__AuthorizationFailure() throws Exception {
Request request = createMock(Request.class);
RequestBody body = createMock(RequestBody.class);
ResourceInstance resource = createMock(ResourceInstance.class);
ResourceDefinition resourceDefinition = createMock(ResourceDefinition.class);
Query query = createStrictMock(Query.class);
PersistenceManager pm = createStrictMock(PersistenceManager.class);
Renderer renderer = new DefaultRenderer();
// expectations
expect(request.getResource()).andReturn(resource).atLeastOnce();
expect(request.getBody()).andReturn(body).atLeastOnce();
expect(request.getQueryPredicate()).andReturn(null).atLeastOnce();
expect(request.getRenderer()).andReturn(renderer);
expect(resource.getQuery()).andReturn(query);
query.setRenderer(renderer);
expect(resource.getResourceDefinition()).andReturn(resourceDefinition).anyTimes();
expect(resourceDefinition.isCreatable()).andReturn(true).anyTimes();
expect(pm.create(resource, body)).andThrow(new AuthorizationException());
replay(request, body, resource, resourceDefinition, query, pm);
Result result = new TestCreateHandler(pm).handleRequest(request);
assertEquals(ResultStatus.STATUS.FORBIDDEN, result.getStatus().getStatus());
verify(request, body, resource, resourceDefinition, query, pm);
}
private class TestCreateHandler extends CreateHandler {
private PersistenceManager m_testPm;
private TestCreateHandler(PersistenceManager pm) {
m_testPm = pm;
}
@Override
protected PersistenceManager getPersistenceManager() {
return m_testPm;
}
}
}