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.api.query;
  
  import org.apache.ambari.server.controller.predicate.AndPredicate;
  import org.apache.ambari.server.controller.spi.Predicate;
  import org.apache.ambari.server.controller.utilities.PredicateBuilder;
  import org.apache.ambari.server.controller.utilities.PredicateHelper;
  import org.junit.Assert;
  import org.junit.Test;
  
  /**
   * SubResourcePredicateVisitor tests.
   */
  public class SubResourcePredicateVisitorTest {
    @Test
    public void testGetSubResourcePredicate() throws Exception {
  
      Predicate predicate = new PredicateBuilder().property("ServiceInfo/service_name").equals("HBASE").and().
          property("components/ServiceComponentInfo/category").equals("SLAVE").and().
          property("components/host_components/metrics/cpu/cpu_num").greaterThanEqualTo(1).toPredicate();
  
      SubResourcePredicateVisitor visitor = new SubResourcePredicateVisitor("components");
      PredicateHelper.visit(predicate, visitor);
  
      Predicate subResourcePredicate = visitor.getSubResourcePredicate();
  
      Predicate expectedPredicate = new PredicateBuilder().property("ServiceComponentInfo/category").equals("SLAVE").and().
          property("host_components/metrics/cpu/cpu_num").greaterThanEqualTo(1).toPredicate();
  
      Assert.assertEquals(expectedPredicate, subResourcePredicate);
  
  
      predicate = new PredicateBuilder().property("ServiceInfo/service_name").equals("HBASE").and().
          property("ServiceInfo/component_name").equals("HBASE_MASTER").toPredicate();
  
      visitor = new SubResourcePredicateVisitor("components");
      PredicateHelper.visit(predicate, visitor);
  
      subResourcePredicate = visitor.getSubResourcePredicate();
  
      Assert.assertEquals(new AndPredicate(), subResourcePredicate);
  
  
      Predicate notPredicate = new PredicateBuilder().not().property("host_components/HostRoles/component_name").
              equals("ZOOKEEPER_SERVER").toPredicate();
  
      Predicate expectedNotPredicate = new PredicateBuilder().not().property("HostRoles/component_name").
              equals("ZOOKEEPER_SERVER").toPredicate();
  
      visitor = new SubResourcePredicateVisitor("host_components");
      PredicateHelper.visit(notPredicate, visitor);
  
      subResourcePredicate = visitor.getSubResourcePredicate();
  
      Assert.assertEquals(expectedNotPredicate, subResourcePredicate);
    }
  }
  