content: /*
   * 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.ArrayList;
  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.Role;
  import org.apache.ambari.server.actionmanager.ExecutionCommandWrapperFactory;
  import org.apache.ambari.server.actionmanager.HostRoleCommand;
  import org.apache.ambari.server.controller.AmbariManagementController;
  import org.apache.ambari.server.controller.RequestStatusResponse;
  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.apache.ambari.server.orm.InMemoryDefaultTestModule;
  import org.apache.ambari.server.orm.dao.ExecutionCommandDAO;
  import org.apache.ambari.server.orm.dao.HostDAO;
  import org.apache.ambari.server.orm.dao.HostRoleCommandDAO;
  import org.apache.ambari.server.orm.entities.HostRoleCommandEntity;
  import org.apache.ambari.server.topology.TopologyManager;
  import org.easymock.EasyMock;
  import org.junit.Assert;
  import org.junit.Test;
  
  import com.google.inject.Guice;
  import com.google.inject.Injector;
  
  /**
   * 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,
          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> properties = new LinkedHashMap<>();
  
      // 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 amc = createMock(AmbariManagementController.class);
      HostRoleCommandDAO hostRoleCommandDAO = createMock(HostRoleCommandDAO.class);
  
      Injector m_injector = Guice.createInjector(new InMemoryDefaultTestModule());
      TaskResourceProvider provider = (TaskResourceProvider) AbstractControllerResourceProvider.getResourceProvider(
          type, amc);
  
      m_injector.injectMembers(provider);
      TaskResourceProvider.s_dao = hostRoleCommandDAO;
  
      List<HostRoleCommandEntity> entities = new ArrayList<>();
      HostRoleCommandEntity hostRoleCommandEntity = new HostRoleCommandEntity();
      hostRoleCommandEntity.setRequestId(100L);
      hostRoleCommandEntity.setTaskId(100L);
      hostRoleCommandEntity.setStageId(100L);
      hostRoleCommandEntity.setRole(Role.DATANODE);
      hostRoleCommandEntity.setCustomCommandName("customCommandName");
      hostRoleCommandEntity.setCommandDetail("commandDetail");
      hostRoleCommandEntity.setOpsDisplayName("opsDisplayName");
      entities.add(hostRoleCommandEntity);
  
      // set expectations
      expect(hostRoleCommandDAO.findAll(EasyMock.anyObject(Request.class),
          EasyMock.anyObject(Predicate.class))).andReturn(entities).once();
  
      // replay
      replay(hostRoleCommandDAO);
  
      Set<String> propertyIds = new HashSet<>();
  
      propertyIds.add(TaskResourceProvider.TASK_ID_PROPERTY_ID);
      propertyIds.add(TaskResourceProvider.TASK_REQUEST_ID_PROPERTY_ID);
      propertyIds.add(TaskResourceProvider.TASK_COMMAND_DET_PROPERTY_ID);
      propertyIds.add(TaskResourceProvider.TASK_COMMAND_OPS_DISPLAY_NAME);
  
      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));
        Assert.assertEquals("opsDisplayName",resource.getPropertyValue(TaskResourceProvider
            .TASK_COMMAND_OPS_DISPLAY_NAME));
      }
  
      // verify
      verify(hostRoleCommandDAO);
    }
  
    @Test
    public void testGetResourcesForTopology() throws Exception {
      Resource.Type type = Resource.Type.Task;
  
      AmbariManagementController amc = createMock(AmbariManagementController.class);
      HostRoleCommandDAO hostRoleCommandDAO = createMock(HostRoleCommandDAO.class);
      TopologyManager topologyManager = createMock(TopologyManager.class);
      HostDAO hostDAO = createMock(HostDAO.class);
      ExecutionCommandDAO executionCommandDAO = createMock(ExecutionCommandDAO.class);
      ExecutionCommandWrapperFactory ecwFactory = createMock(ExecutionCommandWrapperFactory.class);
  
      Injector m_injector = Guice.createInjector(new InMemoryDefaultTestModule());
      TaskResourceProvider provider = (TaskResourceProvider) AbstractControllerResourceProvider.getResourceProvider(
        type, amc);
  
      m_injector.injectMembers(provider);
      TaskResourceProvider.s_dao = hostRoleCommandDAO;
      TaskResourceProvider.s_topologyManager = topologyManager;
  
      List<HostRoleCommandEntity> entities = new ArrayList<>();
  
      List<HostRoleCommand> commands = new ArrayList<>();
      HostRoleCommandEntity hostRoleCommandEntity = new HostRoleCommandEntity();
      hostRoleCommandEntity.setRequestId(100L);
      hostRoleCommandEntity.setTaskId(100L);
      hostRoleCommandEntity.setStageId(100L);
      hostRoleCommandEntity.setRole(Role.DATANODE);
      hostRoleCommandEntity.setCustomCommandName("customCommandName");
      hostRoleCommandEntity.setCommandDetail("commandDetail");
      hostRoleCommandEntity.setOpsDisplayName("opsDisplayName");
      commands.add(new HostRoleCommand(hostRoleCommandEntity, hostDAO, executionCommandDAO, ecwFactory));
  
      // set expectations
      expect(hostRoleCommandDAO.findAll(EasyMock.anyObject(Request.class),
        EasyMock.anyObject(Predicate.class))).andReturn(entities).once();
      expect(topologyManager.getTasks(EasyMock.anyLong())).andReturn(commands).once();
  
      // replay
      replay(hostRoleCommandDAO, topologyManager);
  
      Set<String> propertyIds = new HashSet<>();
  
      propertyIds.add(TaskResourceProvider.TASK_ID_PROPERTY_ID);
      propertyIds.add(TaskResourceProvider.TASK_REQUEST_ID_PROPERTY_ID);
      propertyIds.add(TaskResourceProvider.TASK_COMMAND_DET_PROPERTY_ID);
      propertyIds.add(TaskResourceProvider.TASK_COMMAND_OPS_DISPLAY_NAME);
  
      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));
        Assert.assertEquals("opsDisplayName",resource.getPropertyValue(TaskResourceProvider
            .TASK_COMMAND_OPS_DISPLAY_NAME));
      }
  
      // verify
      verify(hostRoleCommandDAO, topologyManager);
    }
  
  
    @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,
          managementController);
  
      // add the property map to a set for the request.
      Map<String, Object> properties = new LinkedHashMap<>();
  
      // 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(expected = UnsupportedOperationException.class)
    public void testDeleteResources() throws Exception {
      Resource.Type type = Resource.Type.Task;
  
      AmbariManagementController managementController = createMock(AmbariManagementController.class);
  
      // replay
      replay(managementController);
  
      ResourceProvider provider = AbstractControllerResourceProvider.getResourceProvider(
          type,
          managementController);
  
      Predicate predicate = new PredicateBuilder().property(TaskResourceProvider.TASK_ID_PROPERTY_ID).equals("Task100").toPredicate();
      provider.deleteResources(new RequestImpl(null, null, null, null), predicate);
      // 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(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(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(managementController);
  
      replay(managementController);
  
      Map<?, ?> result = taskResourceProvider.parseStructuredOutput(null);
      Assert.assertNull(result);
  
      result = taskResourceProvider.parseStructuredOutput("This is some bad JSON");
      Assert.assertNull(result);
  
      verify(managementController);
    }
  
  }
  