/**
* 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 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;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.ambari.server.controller.AmbariManagementController;
import org.apache.ambari.server.controller.RequestStatusResponse;
import org.apache.ambari.server.controller.TaskStatusResponse;
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.junit.Assert;
import org.junit.Test;
/**
* TaskResourceProvider tests.
*/
public class TaskResourceProviderTest {
@Test
public void testCreateResources() throws Exception {
Resource.Type type = Resource.Type.Task;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
RequestStatusResponse response = createNiceMock(RequestStatusResponse.class);
// replay
replay(managementController, response);
ResourceProvider provider = AbstractControllerResourceProvider.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>>();
Map<String, Object> properties = new LinkedHashMap<String, Object>();
// add properties to the request map
properties.put(TaskResourceProvider.TASK_REQUEST_ID_PROPERTY_ID, 100);
properties.put(TaskResourceProvider.TASK_ID_PROPERTY_ID, 100);
propertySet.add(properties);
// create the request
Request request = PropertyHelper.getCreateRequest(propertySet, null);
try {
provider.createResources(request);
Assert.fail("Expected an UnsupportedOperationException");
} catch (UnsupportedOperationException e) {
// expected
}
// verify
verify(managementController, response);
}
@Test
public void testGetResources() throws Exception {
Resource.Type type = Resource.Type.Task;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
Set<TaskStatusResponse> allResponse = new HashSet<TaskStatusResponse>();
allResponse.add(new TaskStatusResponse(100L, 100, 100L, "HostName100", "", "", "", 0, "", "", 0L, (short) 0,
"commandDetail", "customCommandName"));
// set expectations
expect(managementController.getTaskStatus(AbstractResourceProviderTest.Matcher.getTaskRequestSet(100L, 100L))).
andReturn(allResponse).once();
// replay
replay(managementController);
ResourceProvider provider = AbstractControllerResourceProvider.getResourceProvider(
type,
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type),
managementController);
Set<String> propertyIds = new HashSet<String>();
propertyIds.add(TaskResourceProvider.TASK_ID_PROPERTY_ID);
propertyIds.add(TaskResourceProvider.TASK_REQUEST_ID_PROPERTY_ID);
propertyIds.add(TaskResourceProvider.TASK_COMMAND_DET_PROPERTY_ID);
Predicate predicate = new PredicateBuilder().property(TaskResourceProvider.TASK_ID_PROPERTY_ID).equals("100").
and().property(TaskResourceProvider.TASK_REQUEST_ID_PROPERTY_ID).equals("100").toPredicate();
Request request = PropertyHelper.getReadRequest(propertyIds);
Set<Resource> resources = provider.getResources(request, predicate);
Assert.assertEquals(1, resources.size());
for (Resource resource : resources) {
long taskId = (Long) resource.getPropertyValue(TaskResourceProvider.TASK_ID_PROPERTY_ID);
Assert.assertEquals(100L, taskId);
Assert.assertEquals(null, resource.getPropertyValue(TaskResourceProvider
.TASK_CUST_CMD_NAME_PROPERTY_ID));
Assert.assertEquals("commandDetail", resource.getPropertyValue(TaskResourceProvider
.TASK_COMMAND_DET_PROPERTY_ID));
}
// verify
verify(managementController);
}
@Test
public void testUpdateResources() throws Exception {
Resource.Type type = Resource.Type.Task;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
RequestStatusResponse response = createNiceMock(RequestStatusResponse.class);
// replay
replay(managementController, response);
ResourceProvider provider = AbstractControllerResourceProvider.getResourceProvider(
type,
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type),
managementController);
// add the property map to a set for the request.
Map<String, Object> properties = new LinkedHashMap<String, Object>();
// create the request
Request request = PropertyHelper.getUpdateRequest(properties, null);
Predicate predicate = new PredicateBuilder().property(TaskResourceProvider.TASK_ID_PROPERTY_ID).equals("Task100").
toPredicate();
try {
provider.updateResources(request, predicate);
Assert.fail("Expected an UnsupportedOperationException");
} catch (UnsupportedOperationException e) {
// expected
}
// verify
verify(managementController, response);
}
@Test
public void testDeleteResources() throws Exception {
Resource.Type type = Resource.Type.Task;
AmbariManagementController managementController = createMock(AmbariManagementController.class);
// replay
replay(managementController);
ResourceProvider provider = AbstractControllerResourceProvider.getResourceProvider(
type,
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type),
managementController);
Predicate predicate = new PredicateBuilder().property(TaskResourceProvider.TASK_ID_PROPERTY_ID).equals("Task100").
toPredicate();
try {
provider.deleteResources(predicate);
Assert.fail("Expected an UnsupportedOperationException");
} catch (UnsupportedOperationException e) {
// expected
}
// verify
verify(managementController);
}
@Test
public void testParseStructuredOutput() {
Resource.Type type = Resource.Type.Task;
// Test general case
AmbariManagementController managementController = createMock(AmbariManagementController.class);
TaskResourceProvider taskResourceProvider = new TaskResourceProvider(
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type), managementController);
replay(managementController);
// Check parsing of nested JSON
Map<?, ?> result = taskResourceProvider
.parseStructuredOutput("{\"a\":\"b\", \"c\": {\"d\":\"e\",\"f\": [\"g\",\"h\"],\"i\": {\"k\":\"l\"}}}");
assertEquals(result.size(), 2);
Map<?, ?> submap = (Map<?, ?>) result.get("c");
assertEquals(submap.size(), 3);
List sublist = (List) submap.get("f");
assertEquals(sublist.size(), 2);
Map<?, ?> subsubmap = (Map<?, ?>) submap.get("i");
assertEquals(subsubmap.size(), 1);
assertEquals(subsubmap.get("k"), "l");
// Check negative case - invalid JSON
result = taskResourceProvider.parseStructuredOutput("{\"a\": invalid JSON}");
assertNull(result);
// ensure that integers come back as integers
result = taskResourceProvider.parseStructuredOutput("{\"a\": 5}");
assertEquals(result.get("a"), 5);
verify(managementController);
}
@Test
public void testParseStructuredOutputForHostCheck() {
Resource.Type type = Resource.Type.Task;
// Test general case
AmbariManagementController managementController = createMock(AmbariManagementController.class);
TaskResourceProvider taskResourceProvider = new TaskResourceProvider(
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type), managementController);
replay(managementController);
Map<?, ?> result = taskResourceProvider.parseStructuredOutput("{\"host_resolution_check\": {\"failures\": [{\"cause\": [-2, \"Name or service not known\"], \"host\": \"foobar\", \"type\": \"FORWARD_LOOKUP\"}], \"message\": \"There were 1 host(s) that could not resolve to an IP address.\", \"failed_count\": 1, \"success_count\": 3, \"exit_code\": 0}}");
Assert.assertNotNull(result);
Map<?,?> host_resolution_check = (Map<?,?>)result.get("host_resolution_check");
assertEquals(host_resolution_check.get("success_count"), 3);
assertEquals(host_resolution_check.get("failed_count"), 1);
verify(managementController);
}
@Test
public void testInvalidStructuredOutput() {
Resource.Type type = Resource.Type.Task;
// Test general case
AmbariManagementController managementController = createMock(AmbariManagementController.class);
TaskResourceProvider taskResourceProvider = new TaskResourceProvider(
PropertyHelper.getPropertyIds(type),
PropertyHelper.getKeyPropertyIds(type), managementController);
replay(managementController);
Map<?, ?> result = taskResourceProvider.parseStructuredOutput(null);
Assert.assertNull(result);
result = taskResourceProvider.parseStructuredOutput("This is some bad JSON");
Assert.assertNull(result);
verify(managementController);
}
}