| /** |
| * 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 org.apache.ambari.server.api.predicate.InvalidQueryException; |
| import org.apache.ambari.server.api.query.Query; |
| import org.apache.ambari.server.api.resources.ResourceInstance; |
| import org.apache.ambari.server.api.services.Request; |
| import org.apache.ambari.server.api.services.Result; |
| import org.apache.ambari.server.api.services.ResultStatus; |
| import org.apache.ambari.server.controller.spi.*; |
| import org.easymock.Capture; |
| import org.junit.Test; |
| |
| |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import static org.easymock.EasyMock.*; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertSame; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * Unit tests for ReadHandler. |
| */ |
| public class ReadHandlerTest { |
| |
| @Test |
| public void testHandleRequest__InvalidField() { |
| Request request = createNiceMock(Request.class); |
| ResourceInstance resource = createNiceMock(ResourceInstance.class); |
| Query query = createStrictMock(Query.class); |
| |
| Map<String, TemporalInfo> mapPartialResponseFields = new HashMap<String, TemporalInfo>(); |
| mapPartialResponseFields.put("foo/bar", null); |
| |
| expect(request.getResource()).andReturn(resource); |
| expect(request.getFields()).andReturn(mapPartialResponseFields); |
| expect(resource.getQuery()).andReturn(query); |
| |
| query.addProperty("foo", "bar", null); |
| expectLastCall().andThrow(new IllegalArgumentException("testMsg")); |
| |
| replay(request, resource, query); |
| |
| ReadHandler handler = new ReadHandler(); |
| Result result = handler.handleRequest(request); |
| |
| assertEquals(ResultStatus.STATUS.BAD_REQUEST, result.getStatus().getStatus()); |
| assertEquals("testMsg", result.getStatus().getMessage()); |
| |
| verify(request, resource, query); |
| } |
| |
| @Test |
| public void testHandleRequest__OK() throws Exception { |
| Request request = createStrictMock(Request.class); |
| ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| Query query = createMock(Query.class); |
| Predicate predicate = createMock(Predicate.class); |
| Result result = createStrictMock(Result.class); |
| Capture<ResultStatus> resultStatusCapture = new Capture<ResultStatus>(); |
| |
| Map<String, TemporalInfo> mapPartialResponseFields = new HashMap<String, TemporalInfo>(); |
| mapPartialResponseFields.put("foo", null); |
| mapPartialResponseFields.put("bar/c", null); |
| mapPartialResponseFields.put("bar/d/e", null); |
| mapPartialResponseFields.put("category/", null); |
| //expectations |
| expect(request.getResource()).andReturn(resource); |
| expect(resource.getQuery()).andReturn(query); |
| |
| expect(request.getFields()).andReturn(mapPartialResponseFields); |
| query.addProperty(null, "foo", null); |
| query.addProperty("bar", "c", null); |
| query.addProperty("bar/d", "e", null); |
| query.addProperty("category", "", null); |
| |
| expect(request.getQueryPredicate()).andReturn(predicate); |
| query.setUserPredicate(predicate); |
| expect(query.execute()).andReturn(result); |
| result.setResultStatus(capture(resultStatusCapture)); |
| |
| replay(request, resource, query, predicate, result); |
| |
| //test |
| ReadHandler handler = new ReadHandler(); |
| assertSame(result, handler.handleRequest(request)); |
| assertEquals(ResultStatus.STATUS.OK, resultStatusCapture.getValue().getStatus()); |
| verify(request, resource, query, predicate, result); |
| } |
| |
| @Test |
| public void testHandleRequest__SystemException() throws Exception { |
| Request request = createStrictMock(Request.class); |
| ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| Query query = createMock(Query.class); |
| Predicate predicate = createMock(Predicate.class); |
| |
| expect(request.getResource()).andReturn(resource); |
| expect(resource.getQuery()).andReturn(query); |
| |
| expect(request.getFields()).andReturn(Collections.<String, TemporalInfo>emptyMap()); |
| |
| expect(request.getQueryPredicate()).andReturn(predicate); |
| query.setUserPredicate(predicate); |
| SystemException systemException = new SystemException("testMsg", new RuntimeException()); |
| expect(query.execute()).andThrow(systemException); |
| |
| replay(request, resource, query, predicate); |
| |
| //test |
| ReadHandler handler = new ReadHandler(); |
| Result result = handler.handleRequest(request); |
| assertEquals(ResultStatus.STATUS.SERVER_ERROR, result.getStatus().getStatus()); |
| assertEquals(systemException.toString(), result.getStatus().getMessage()); |
| verify(request, resource, query, predicate); |
| } |
| |
| @Test |
| public void testHandleRequest__NoSuchParentResourceException() throws Exception { |
| Request request = createStrictMock(Request.class); |
| ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| Query query = createMock(Query.class); |
| Predicate predicate = createMock(Predicate.class); |
| NoSuchParentResourceException exception = new NoSuchParentResourceException("exceptionMsg", new RuntimeException()); |
| |
| expect(request.getResource()).andReturn(resource); |
| expect(resource.getQuery()).andReturn(query); |
| |
| expect(request.getFields()).andReturn(Collections.<String, TemporalInfo>emptyMap()); |
| |
| expect(request.getQueryPredicate()).andReturn(predicate); |
| query.setUserPredicate(predicate); |
| |
| expect(query.execute()).andThrow(exception); |
| |
| replay(request, resource, query, predicate); |
| |
| //test |
| ReadHandler handler = new ReadHandler(); |
| Result result = handler.handleRequest(request); |
| assertEquals(ResultStatus.STATUS.NOT_FOUND, result.getStatus().getStatus()); |
| assertEquals("exceptionMsg", result.getStatus().getMessage()); |
| verify(request, resource, query, predicate); |
| } |
| |
| @Test |
| public void testHandleRequest__UnsupportedPropertyException() throws Exception { |
| Request request = createStrictMock(Request.class); |
| ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| Query query = createMock(Query.class); |
| Predicate predicate = createMock(Predicate.class); |
| UnsupportedPropertyException exception = new UnsupportedPropertyException( |
| Resource.Type.Cluster, Collections.singleton("foo")); |
| |
| expect(request.getResource()).andReturn(resource); |
| expect(resource.getQuery()).andReturn(query); |
| |
| expect(request.getFields()).andReturn(Collections.<String, TemporalInfo>emptyMap()); |
| |
| expect(request.getQueryPredicate()).andReturn(predicate); |
| query.setUserPredicate(predicate); |
| |
| expect(query.execute()).andThrow(exception); |
| |
| replay(request, resource, query, predicate); |
| |
| //test |
| ReadHandler handler = new ReadHandler(); |
| Result result = handler.handleRequest(request); |
| assertEquals(ResultStatus.STATUS.BAD_REQUEST, result.getStatus().getStatus()); |
| assertEquals(exception.getMessage(), result.getStatus().getMessage()); |
| verify(request, resource, query, predicate); |
| } |
| |
| @Test |
| public void testHandleRequest__NoSuchResourceException_OK() throws Exception { |
| Request request = createStrictMock(Request.class); |
| ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| Query query = createMock(Query.class); |
| Predicate predicate = createMock(Predicate.class); |
| NoSuchResourceException exception = new NoSuchResourceException("msg", new RuntimeException()); |
| |
| expect(request.getResource()).andReturn(resource); |
| expect(resource.getQuery()).andReturn(query); |
| |
| expect(request.getFields()).andReturn(Collections.<String, TemporalInfo>emptyMap()); |
| |
| expect(request.getQueryPredicate()).andReturn(predicate).anyTimes(); |
| query.setUserPredicate(predicate); |
| |
| expect(query.execute()).andThrow(exception); |
| |
| replay(request, resource, query, predicate); |
| |
| //test |
| ReadHandler handler = new ReadHandler(); |
| Result result = handler.handleRequest(request); |
| // ok because this is a query that returned no rows |
| assertEquals(ResultStatus.STATUS.OK, result.getStatus().getStatus()); |
| verify(request, resource, query, predicate); |
| } |
| |
| @Test |
| public void testHandleRequest__NoSuchResourceException_NOT_FOUND() throws Exception { |
| Request request = createStrictMock(Request.class); |
| ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| Query query = createMock(Query.class); |
| NoSuchResourceException exception = new NoSuchResourceException("msg", new RuntimeException()); |
| |
| expect(request.getResource()).andReturn(resource); |
| expect(resource.getQuery()).andReturn(query); |
| |
| expect(request.getFields()).andReturn(Collections.<String, TemporalInfo>emptyMap()); |
| |
| expect(request.getQueryPredicate()).andReturn(null).anyTimes(); |
| query.setUserPredicate(null); |
| |
| expect(query.execute()).andThrow(exception); |
| |
| replay(request, resource, query); |
| |
| //test |
| ReadHandler handler = new ReadHandler(); |
| Result result = handler.handleRequest(request); |
| // not a query, so not found |
| assertEquals(ResultStatus.STATUS.NOT_FOUND, result.getStatus().getStatus()); |
| assertEquals(exception.getMessage(), result.getStatus().getMessage()); |
| verify(request, resource, query); |
| } |
| |
| @Test |
| public void testHandleRequest__InvalidQueryException() throws Exception { |
| Request request = createStrictMock(Request.class); |
| ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| Query query = createMock(Query.class); |
| InvalidQueryException exception = new InvalidQueryException("test"); |
| |
| expect(request.getResource()).andReturn(resource); |
| expect(resource.getQuery()).andReturn(query); |
| |
| expect(request.getFields()).andReturn(Collections.<String, TemporalInfo>emptyMap()); |
| |
| expect(request.getQueryPredicate()).andThrow(exception); |
| replay(request, resource, query); |
| |
| //test |
| ReadHandler handler = new ReadHandler(); |
| Result result = handler.handleRequest(request); |
| |
| assertEquals(ResultStatus.STATUS.BAD_REQUEST, result.getStatus().getStatus()); |
| assertTrue(result.getStatus().getMessage().contains(exception.getMessage())); |
| verify(request, resource, query); |
| } |
| |
| //todo: reverted to just logging the exception and re-throwing it |
| // @Test |
| // public void testHandleRequest__RuntimeException() throws Exception { |
| // Request request = createStrictMock(Request.class); |
| // ResourceInstance resource = createStrictMock(ResourceInstance.class); |
| // Query query = createMock(Query.class); |
| // RuntimeException exception = new RuntimeException("msg"); |
| // |
| // expect(request.getResource()).andReturn(resource); |
| // expect(resource.getQuery()).andReturn(query); |
| // |
| // expect(request.getFields()).andReturn(Collections.<String, TemporalInfo>emptyMap()); |
| // |
| // expect(request.getQueryPredicate()).andReturn(null).anyTimes(); |
| // query.setUserPredicate(null); |
| // |
| // expect(query.execute()).andThrow(exception); |
| // |
| // replay(request, resource, query); |
| // |
| // //test |
| // ReadHandler handler = new ReadHandler(); |
| // Result result = handler.handleRequest(request); |
| // // not a query, so not found |
| // assertEquals(ResultStatus.STATUS.SERVER_ERROR, result.getStatus().getStatus()); |
| // assertEquals(exception.toString(), result.getStatus().getMessage()); |
| // verify(request, resource, query); |
| // } |
| } |