Bug 123424 browsing perspective does not show some packages in hierarchical mode
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/browsing/PackagesViewContentProviderTests.java
children= fProvider.getChildren(fRoot1);
		for (int i= 0; i < children.length; i++) {
			Object object= children[i];
			fProvider.getChildren(object);
		}
		
	
	}
	public void testGetParentTopLevelFragment() throws Exception{
		Object parent= fProvider.getParent(fPack21);
		Object expectedParent= fRoot1;
		assertTrue("Wrong parent found for a top level PackageFragment", expectedParent.equals(parent));   
	}
	
	public void testGetParentMidLevelFragment() throws Exception{
		Object expectedParent= fPack12;
		Object parent= fProvider.getParent(fPack17);
		assertTrue("Wrong parent found for a NON top level PackageFragment", expectedParent.equals(parent));   
	}
	
	/*
	 * @see TestCase#setUp()
	 */
	protected void setUp() throws Exception {
		super.setUp();
		
		fWorkspace= ResourcesPlugin.getWorkspace();
		assertNotNull(fWorkspace);	
		
		IWorkspaceDescription workspaceDesc= fWorkspace.getDescription();