InstanceHelpers { public static void insertChild( Instance parent, Instance child ) { child.setParent( parent ); parent.getChildren().add( child ); } private  InstanceHelpers(); static String computeInstancePath( Instance inst ); static boolean haveSamePath( Instance i1, Instance i2 ); static String findInstanceName( String instancePath ); static List<Instance> buildHierarchicalList( Instance inst ); static void insertChild( Instance parent, Instance child ); static Map<String,String> findAllExportedVariables( Instance instance ); static Instance findInstanceByPath( AbstractApplication application, String instancePath ); static Instance findInstanceByPath( Instance rootInstance, String instancePath ); static List<Instance> findInstancesByComponentName( AbstractApplication application, String componentName ); static Instance findRootInstance( Instance instance ); static Instance findScopedInstance( Instance instance ); static List<Instance> findAllScopedInstances( AbstractApplication app ); static List<Instance> getAllInstances( AbstractApplication application ); static boolean tryToInsertChildInstance( AbstractApplication application, Instance parentInstance, Instance childInstance ); static boolean hasChildWithThisName( AbstractApplication application, Instance parentInstance, String nameToSearch ); static File findInstanceDirectoryOnAgent( Instance instance ); static int countInstances( String instancePath ); static Instance replicateInstance( Instance instance ); static boolean isTarget( Instance instance ); static void removeOffScopeInstances( Instance scopedInstance ); static String findRootInstancePath( String scopedInstancePath ); static void fixOverriddenExports( Instance instance );  }
@Test public void testInsertChild() { Instance instance_1 = new Instance( "inst 1" ); Instance instance_1_1 = new Instance( "inst 11" ); Assert.assertNull( instance_1.getParent()); Assert.assertNull( instance_1_1.getParent()); Assert.assertEquals( 0, instance_1.getChildren().size()); InstanceHelpers.insertChild( instance_1, instance_1_1 ); Assert.assertEquals( 1, instance_1.getChildren().size()); Assert.assertEquals( instance_1_1, instance_1.getChildren().iterator().next()); Assert.assertEquals( instance_1, instance_1_1.getParent()); Assert.assertTrue( instance_1.getChildren().contains( instance_1_1 )); Assert.assertNull( instance_1.getParent()); Assert.assertNotSame( instance_1, instance_1_1 ); }