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.stack;
  
  import static org.easymock.EasyMock.createNiceMock;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertSame;
  import static org.junit.Assert.assertTrue;
  
  import java.lang.reflect.Field;
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  import org.apache.ambari.server.state.AutoDeployInfo;
  import org.apache.ambari.server.state.BulkCommandDefinition;
  import org.apache.ambari.server.state.ClientConfigFileDefinition;
  import org.apache.ambari.server.state.CommandScriptDefinition;
  import org.apache.ambari.server.state.ComponentInfo;
  import org.apache.ambari.server.state.CustomCommandDefinition;
  import org.apache.ambari.server.state.DependencyInfo;
  import org.apache.ambari.server.state.UnlimitedKeyJCERequirement;
  import org.junit.Test;
  
  /**
   * ComponentModule unit test case.
   */
  public class ComponentModuleTest {
  
    @Test
    public void testResolve_CommandScript() {
      CommandScriptDefinition commandScript = new CommandScriptDefinition();
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setCommandScript(commandScript);
      assertSame(commandScript, resolveComponent(info, parentInfo).getModuleInfo().getCommandScript());
  
      // child has value set, parent value is null
      info.setCommandScript(commandScript);
      parentInfo.setCommandScript(null);
      assertSame(commandScript, resolveComponent(info, parentInfo).getModuleInfo().getCommandScript());
  
      // value set in both parent and child; child overwrites
      CommandScriptDefinition commandScript2 = createNiceMock(CommandScriptDefinition.class);
      info.setCommandScript(commandScript);
      parentInfo.setCommandScript(commandScript2);
      assertSame(commandScript, resolveComponent(info, parentInfo).getModuleInfo().getCommandScript());
    }
  
    @Test
    public void testResolve_DisplayName() {
      String displayName = "foo";
  
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setDisplayName(displayName);
      assertEquals(displayName, resolveComponent(info, parentInfo).getModuleInfo().getDisplayName());
  
      // child has value set, parent value is null
      info.setDisplayName(displayName);
      parentInfo.setDisplayName(null);
      assertEquals(displayName, resolveComponent(info, parentInfo).getModuleInfo().getDisplayName());
  
      // value set in both parent and child; child overwrites
      String displayName2 = "foo2";
      info.setDisplayName(displayName2);
      parentInfo.setDisplayName(displayName);
      assertEquals(displayName2, resolveComponent(info, parentInfo).getModuleInfo().getDisplayName());
    }
  
    @Test
    public void testResolve_ClientConfigFiles() {
      List<ClientConfigFileDefinition> clientConfigs = new ArrayList<>();
      ClientConfigFileDefinition clientConfig1 = new ClientConfigFileDefinition();
      clientConfig1.setType("type1");
      clientConfig1.setDictionaryName("dictName1");
      clientConfig1.setFileName("filename1");
      ClientConfigFileDefinition clientConfig2 = new ClientConfigFileDefinition();
      clientConfig1.setType("type1");
      clientConfig1.setDictionaryName("dictName1");
      clientConfig1.setFileName("filename1");
      clientConfigs.add(clientConfig1);
      clientConfigs.add(clientConfig2);
  
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setClientConfigFiles(clientConfigs);
      assertEquals(clientConfigs, resolveComponent(info, parentInfo).getModuleInfo().getClientConfigFiles());
  
      // child has value set, parent value is null
      info.setClientConfigFiles(clientConfigs);
      parentInfo.setClientConfigFiles(null);
      assertEquals(clientConfigs, resolveComponent(info, parentInfo).getModuleInfo().getClientConfigFiles());
  
      // value set in both parent and child; child overwrites with no merge
      List<ClientConfigFileDefinition> clientConfigs2 = new ArrayList<>();
      ClientConfigFileDefinition clientConfig3 = new ClientConfigFileDefinition();
      clientConfig3.setType("type1");
      clientConfig3.setDictionaryName("dictName1");
      clientConfig3.setFileName("DIFFERENT filename");
      clientConfigs2.add(clientConfig3);
  
      info.setClientConfigFiles(clientConfigs2);
      parentInfo.setClientConfigFiles(clientConfigs);
      assertEquals(clientConfigs2, resolveComponent(info, parentInfo).getModuleInfo().getClientConfigFiles());
    }
  
    @Test
    public void testResolve_Category() {
      String category = "foo";
  
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setCategory(category);
      assertEquals(category, resolveComponent(info, parentInfo).getModuleInfo().getCategory());
  
      // child has value set, parent value is null
      info.setCategory(category);
      parentInfo.setCategory(null);
      assertEquals(category, resolveComponent(info, parentInfo).getModuleInfo().getCategory());
  
      // value set in both parent and child; child overwrites
      String category2 = "foo2";
      info.setCategory(category2);
      parentInfo.setCategory(category);
      assertEquals(category2, resolveComponent(info, parentInfo).getModuleInfo().getCategory());
    }
  
    @Test
    public void testResolve_Cardinality() {
      String cardinality = "foo";
  
      ComponentInfo info = new ComponentInfo();
      // parent is null, child cardinality is null
      assertEquals("0+", resolveComponent(info, null).getModuleInfo().getCardinality());
  
      ComponentInfo parentInfo = new ComponentInfo();
      info = new ComponentInfo();
      // parent has value set, child value is null
      parentInfo.setCardinality(cardinality);
      assertEquals("foo", resolveComponent(info, parentInfo).getModuleInfo().getCardinality());
  
      // child has value set, parent value is null
      info.setCardinality(cardinality);
      parentInfo.setCardinality(null);
      assertEquals(cardinality, resolveComponent(info, parentInfo).getModuleInfo().getCardinality());
  
      // value set in both parent and child; child overwrites
      String cardinality2 = "foo2";
      info.setCardinality(cardinality2);
      parentInfo.setCardinality(cardinality);
      assertEquals(cardinality2, resolveComponent(info, parentInfo).getModuleInfo().getCardinality());
    }
  
    @Test
    public void testResolve_TimelineAppId() {
      String timelineAppId = "app";
  
      ComponentInfo info = new ComponentInfo();
      assertEquals(null, resolveComponent(info, null).getModuleInfo().getTimelineAppid());
  
      ComponentInfo parentInfo = new ComponentInfo();
      info = new ComponentInfo();
      // parent has value set, child value is null
      parentInfo.setTimelineAppid(timelineAppId);
      assertEquals(timelineAppId, resolveComponent(info, parentInfo).getModuleInfo().getTimelineAppid());
  
      // child has value set, parent value is null
      info.setTimelineAppid(timelineAppId);
      parentInfo.setTimelineAppid(null);
      assertEquals(timelineAppId, resolveComponent(info, parentInfo).getModuleInfo().getTimelineAppid());
  
      // value set in both parent and child; child overwrites
      String timelineAppId2 = "app2";
      info.setTimelineAppid(timelineAppId2);
      parentInfo.setTimelineAppid(timelineAppId);
      assertEquals(timelineAppId2, resolveComponent(info, parentInfo).getModuleInfo().getTimelineAppid());
    }
  
    @Test
    public void testResolve_AutoDeploy() {
      AutoDeployInfo autoDeployInfo = new AutoDeployInfo();
      autoDeployInfo.setEnabled(true);
      autoDeployInfo.setCoLocate("foo/bar");
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setAutoDeploy(autoDeployInfo);
      assertEquals(autoDeployInfo, resolveComponent(info, parentInfo).getModuleInfo().getAutoDeploy());
  
      // child has value set, parent value is null
      info.setAutoDeploy(autoDeployInfo);
      parentInfo.setAutoDeploy(null);
      assertEquals(autoDeployInfo, resolveComponent(info, parentInfo).getModuleInfo().getAutoDeploy());
  
      // value set in both parent and child; child overwrites
      AutoDeployInfo autoDeployInfo2 = new AutoDeployInfo();
      info.setAutoDeploy(autoDeployInfo);
      parentInfo.setAutoDeploy(autoDeployInfo2);
      assertEquals(autoDeployInfo, resolveComponent(info, parentInfo).getModuleInfo().getAutoDeploy());
    }
  
  
    @Test
    public void testResolve_Dependencies() {
      List<DependencyInfo> dependencies = new ArrayList<>();
      DependencyInfo dependency1 = new DependencyInfo();
      dependency1.setName("service/one");
      DependencyInfo dependency2 = new DependencyInfo();
      dependency2.setName("service/two");
      dependencies.add(dependency1);
      dependencies.add(dependency2);
  
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setDependencies(dependencies);
      assertEquals(dependencies, resolveComponent(info, parentInfo).getModuleInfo().getDependencies());
  
      // child has value set, parent value is null
      info.setDependencies(dependencies);
      parentInfo.setDependencies(null);
      assertEquals(dependencies, resolveComponent(info, parentInfo).getModuleInfo().getDependencies());
  
      // value set in both parent and child; merge parent and child
      //todo: currently there is no way to remove an inherited dependency
      List<DependencyInfo> dependencies2 = new ArrayList<>();
      DependencyInfo dependency3 = new DependencyInfo();
      dependency3.setName("service/two");
      DependencyInfo dependency4 = new DependencyInfo();
      dependency4.setName("service/four");
      dependencies2.add(dependency3);
      dependencies2.add(dependency4);
  
      info.setDependencies(dependencies2);
      parentInfo.setDependencies(dependencies);
  
      List<DependencyInfo> resolvedDependencies = resolveComponent(info, parentInfo).getModuleInfo().getDependencies();
      assertEquals(3, resolvedDependencies.size());
      assertTrue(resolvedDependencies.contains(dependency1));
      assertTrue(resolvedDependencies.contains(dependency3));
      assertTrue(resolvedDependencies.contains(dependency4));
    }
  
    @Test
    public void testResolve_CustomCommands() throws Exception {
      List<CustomCommandDefinition> commands = new ArrayList<>();
      CustomCommandDefinition command1 = new CustomCommandDefinition();
      setPrivateField(command1, "name", "one");
      CustomCommandDefinition command2 = new CustomCommandDefinition();
      setPrivateField(command2, "name", "two");
      commands.add(command1);
      commands.add(command2);
  
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setCustomCommands(commands);
      assertEquals(commands, resolveComponent(info, parentInfo).getModuleInfo().getCustomCommands());
  
      // child has value set, parent value is null
      info.setCustomCommands(commands);
      parentInfo.setCustomCommands(null);
      assertEquals(commands, resolveComponent(info, parentInfo).getModuleInfo().getCustomCommands());
  
      // value set in both parent and child; merge parent and child
      //todo: currently there is no way to remove an inherited command
      List<CustomCommandDefinition> commands2 = new ArrayList<>();
      CustomCommandDefinition command3 = new CustomCommandDefinition();
      // override command 2
      setPrivateField(command3, "name", "two");
      CustomCommandDefinition command4 = new CustomCommandDefinition();
      setPrivateField(command4, "name", "four");
      commands2.add(command3);
      commands2.add(command4);
  
      info.setCustomCommands(commands2);
      parentInfo.setCustomCommands(commands);
  
      List<CustomCommandDefinition> resolvedCommands = resolveComponent(info, parentInfo).getModuleInfo().getCustomCommands();
      assertEquals(3, resolvedCommands.size());
      assertTrue(resolvedCommands.contains(command1));
      assertTrue(resolvedCommands.contains(command3));
      assertTrue(resolvedCommands.contains(command4));
    }
  
    @Test
    // merging of config dependencies is different than other non-module merges in that the collections aren't
    // merged if any config dependency is specified in the child.  So, the merged result is either the child
    // dependencies or if null, the parent dependencies.
    public void testResolve_ConfigDependencies() {
      List<String> dependencies = new ArrayList<>();
      String dependency1 = "one";
      String dependency2 = "two";
      dependencies.add(dependency1);
      dependencies.add(dependency2);
  
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setConfigDependencies(dependencies);
      assertEquals(dependencies, resolveComponent(info, parentInfo).getModuleInfo().getConfigDependencies());
  
      // child has value set, parent value is null
      info.setConfigDependencies(dependencies);
      parentInfo.setConfigDependencies(null);
      assertEquals(dependencies, resolveComponent(info, parentInfo).getModuleInfo().getConfigDependencies());
  
      // value set in both parent and child; merge parent and child
      List<String> dependencies2 = new ArrayList<>();
      String dependency3 = "two";
      String dependency4 = "four";
      dependencies2.add(dependency3);
      dependencies2.add(dependency4);
  
      info.setConfigDependencies(dependencies2);
      parentInfo.setConfigDependencies(dependencies);
  
      List<String> resolvedDependencies = resolveComponent(info, parentInfo).getModuleInfo().getConfigDependencies();
      assertEquals(2, resolvedDependencies.size());
      assertTrue(resolvedDependencies.contains(dependency3));
      assertTrue(resolvedDependencies.contains(dependency4));
    }
  
    @Test
    // merging of "client to update configs", whatever that means, is different than most other non-module merges
    // in that the collections aren't merged if any "client to update configs" is specified in the child.
    // So, the merged result is either the child collection or if null, the parent collection.
    public void testResolve_ClientToUpdateConfigs() {
      List<String> clientsToUpdate = new ArrayList<>();
      String client1 = "one";
      String client2 = "two";
      clientsToUpdate.add(client1);
      clientsToUpdate.add(client2);
  
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setClientsToUpdateConfigs(clientsToUpdate);
      assertEquals(clientsToUpdate, resolveComponent(info, parentInfo).getModuleInfo().getClientsToUpdateConfigs());
  
      // child has value set, parent value is null
      info.setClientsToUpdateConfigs(clientsToUpdate);
      parentInfo.setClientsToUpdateConfigs(null);
      assertEquals(clientsToUpdate, resolveComponent(info, parentInfo).getModuleInfo().getClientsToUpdateConfigs());
  
      // value set in both parent and child; merge parent and child
      List<String> clientsToUpdate2 = new ArrayList<>();
      String client3 = "two";
      String client4 = "four";
      clientsToUpdate2.add(client3);
      clientsToUpdate2.add(client4);
  
      info.setClientsToUpdateConfigs(clientsToUpdate2);
      parentInfo.setClientsToUpdateConfigs(clientsToUpdate);
  
      List<String> resolvedClientsToUpdate = resolveComponent(info, parentInfo).getModuleInfo().getClientsToUpdateConfigs();
      assertEquals(2, resolvedClientsToUpdate.size());
      assertTrue(resolvedClientsToUpdate.contains(client3));
      assertTrue(resolvedClientsToUpdate.contains(client4));
    }
  
    @Test
    public void testGetId() {
      ComponentInfo info = new ComponentInfo();
      info.setName("foo");
  
      ComponentModule component = new ComponentModule(info);
      assertEquals("foo", component.getId());
    }
  
    @Test
    public void testIsDeleted() {
      // default value
      ComponentInfo info = new ComponentInfo();
      info.setName("foo");
  
      ComponentModule component = new ComponentModule(info);
      assertFalse(component.isDeleted());
  
      // explicit value
      info = new ComponentInfo();
      info.setName("foo");
      info.setDeleted(true);
  
      component = new ComponentModule(info);
      assertTrue(component.isDeleted());
    }
  
    @Test
    public void testResolve_BulkCommandsDefinition(){
      BulkCommandDefinition bulkCommandsDefinition = new BulkCommandDefinition();
      ComponentInfo info = new ComponentInfo();
      ComponentInfo parentInfo = new ComponentInfo();
  
      // parent has value set, child value is null
      parentInfo.setBulkCommands(bulkCommandsDefinition);
      assertSame(bulkCommandsDefinition, resolveComponent(info, parentInfo).getModuleInfo().getBulkCommandDefinition());
  
      // child has value set, parent value is null
      info.setBulkCommands(bulkCommandsDefinition);
      parentInfo.setBulkCommands(null);
      assertSame(bulkCommandsDefinition, resolveComponent(info, parentInfo).getModuleInfo().getBulkCommandDefinition());
  
      // value set in both parent and child; child overwrites
      BulkCommandDefinition bulkCommandsDefinition2 = createNiceMock(BulkCommandDefinition.class);
      info.setBulkCommands(bulkCommandsDefinition);
      parentInfo.setBulkCommands(bulkCommandsDefinition2);
      assertSame(bulkCommandsDefinition, resolveComponent(info, parentInfo).getModuleInfo().getBulkCommandDefinition());
    }
  
    @Test
    public void testResolve_DecommissionAllowedInheritance(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent has it, child doesn't
      parentInfo.setDecommissionAllowed("true");
      assertSame("true", resolveComponent(info, parentInfo).getModuleInfo().getDecommissionAllowed());
    }
  
    @Test
    public void testResolve_DecommissionAllowed(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent doesn't have it, child has it
      info.setDecommissionAllowed("false");
      assertSame("false", resolveComponent(info, parentInfo).getModuleInfo().getDecommissionAllowed());
    }
  
    @Test
    public void testResolve_DecommissionAllowedOverwrite(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent has it, child overwrites it
      parentInfo.setDecommissionAllowed("false");
      info.setDecommissionAllowed("true");
      assertSame("true", resolveComponent(info, parentInfo).getModuleInfo().getDecommissionAllowed());
    }
  
    @Test
    public void testResolve_UnlimitedKeyJCERequiredInheritance(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent has it, child doesn't
      parentInfo.setUnlimitedKeyJCERequired(UnlimitedKeyJCERequirement.ALWAYS);
      assertSame(UnlimitedKeyJCERequirement.ALWAYS, resolveComponent(info, parentInfo).getModuleInfo().getUnlimitedKeyJCERequired());
    }
  
    @Test
    public void testResolve_UnlimitedKeyJCERequired(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent doesn't have it, child has it
      info.setUnlimitedKeyJCERequired(UnlimitedKeyJCERequirement.NEVER);
      assertSame(UnlimitedKeyJCERequirement.NEVER, resolveComponent(info, parentInfo).getModuleInfo().getUnlimitedKeyJCERequired());
    }
  
    @Test
    public void testResolve_UnlimitedKeyJCERequiredOverwrite(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent has it, child overwrites it
      parentInfo.setUnlimitedKeyJCERequired(UnlimitedKeyJCERequirement.KERBEROS_ENABLED);
      info.setUnlimitedKeyJCERequired(UnlimitedKeyJCERequirement.ALWAYS);
      assertSame(UnlimitedKeyJCERequirement.ALWAYS, resolveComponent(info, parentInfo).getModuleInfo().getUnlimitedKeyJCERequired());
    }
  
    @Test
    public void testResolve_Reassignable(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent doesn't have it, child has it
      info.setReassignAllowed("false");
      assertSame("false", resolveComponent(info, parentInfo).getModuleInfo().getReassignAllowed());
    }
  
    @Test
    public void testResolve_ReassignableInheritance(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent has it, child doesn't
      parentInfo.setReassignAllowed("true");
      assertSame("true", resolveComponent(info, parentInfo).getModuleInfo().getReassignAllowed());
    }
  
    @Test
    public void testResolve_ReassignableOverwrite(){
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      //parent has it, child overwrites it
      parentInfo.setReassignAllowed("false");
      info.setReassignAllowed("true");
      assertSame("true", resolveComponent(info, parentInfo).getModuleInfo().getReassignAllowed());
    }
  
    /**
     * Test that versionAdvertised is resolved correctly.
     */
    @Test
    public void testResolve_VersionAdvertised() {
      List<ComponentInfo> components = createComponentInfo(2);
      ComponentInfo info = components.get(0);
      ComponentInfo parentInfo = components.get(1);
  
      // Test cases where the current Component Info explicitly sets the value.
  
      // 1. Chain of versionAdvertised is: true (parent) -> true (current) => true
      parentInfo.setVersionAdvertisedField(new Boolean(true));
      parentInfo.setVersionAdvertised(true);
      info.setVersionAdvertisedField(new Boolean(true));
      assertEquals(true, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
  
      // 2. Chain of versionAdvertised is: true (parent) -> false (current) => false
      parentInfo.setVersionAdvertisedField(new Boolean(true));
      parentInfo.setVersionAdvertised(true);
      info.setVersionAdvertisedField(new Boolean(false));
      assertEquals(false, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
  
      // 3. Chain of versionAdvertised is: false (parent) -> true (current) => true
      parentInfo.setVersionAdvertisedField(new Boolean(false));
      parentInfo.setVersionAdvertised(false);
      info.setVersionAdvertisedField(new Boolean(true));
      assertEquals(true, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
  
      // 4. Chain of versionAdvertised is: null (parent) -> true (current) => true
      parentInfo.setVersionAdvertisedField(null);
      parentInfo.setVersionAdvertised(false);
      info.setVersionAdvertisedField(new Boolean(true));
      assertEquals(true, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
  
      // Test cases where current Component Info is null so it should inherit from parent.
  
      // 5. Chain of versionAdvertised is: true (parent) -> null (current) => true
      parentInfo.setVersionAdvertisedField(new Boolean(true));
      parentInfo.setVersionAdvertised(true);
      info.setVersionAdvertisedField(null);
      assertEquals(true, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
  
      // 6. Chain of versionAdvertised is: true (parent) -> inherit (current) => true
      parentInfo.setVersionAdvertisedField(new Boolean(true));
      parentInfo.setVersionAdvertised(true);
      info.setVersionAdvertisedField(null);
      assertEquals(true, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
  
      // 7. Chain of versionAdvertised is: false (parent) -> null (current) => false
      parentInfo.setVersionAdvertisedField(new Boolean(false));
      parentInfo.setVersionAdvertised(false);
      info.setVersionAdvertisedField(null);
      assertEquals(false, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
  
      // 8. Chain of versionAdvertised is: false (parent) -> inherit (current) => false
      parentInfo.setVersionAdvertisedField(new Boolean(false));
      parentInfo.setVersionAdvertised(false);
      info.setVersionAdvertisedField(null);
      assertEquals(false, resolveComponent(info, parentInfo).getModuleInfo().isVersionAdvertised());
    }
  
    private List<ComponentInfo> createComponentInfo(int count){
      List<ComponentInfo> result = new ArrayList<>();
      if(count > 0) {
        for(int i = 0; i < count; i++){
          result.add(new ComponentInfo());
        }
      }
      return result;
    }
  
    private ComponentModule resolveComponent(ComponentInfo info, ComponentInfo parentInfo) {
      info.setName("FOO");
      ComponentModule component = new ComponentModule(info);
      ComponentModule parentComponent = null;
      if (parentInfo != null) {
        parentInfo.setName("FOO");
        parentComponent = new ComponentModule(parentInfo);
      }
  
      component.resolve(parentComponent, Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap());
  
      return component;
    }
  
    private void setPrivateField(Object o, String field, Object value) throws Exception{
      Class<?> c = o.getClass();
      Field f = c.getDeclaredField(field);
      f.setAccessible(true);
      f.set(o, value);
    }
  }
  
  