Bug 300012 [CommonNavigator] CNF test improvements
Various improvements and corrections.
tests/org.eclipse.ui.tests.navigator/src/org/eclipse/ui/tests/navigator/PipelineChainTest.java
_initContentWithLabel();
		_testInterceptAdd();
	}
	
	private void _testInterceptAdd() throws CoreException {
		final String NEW_FOLDER_1 = "newFolder1";
		
		TreeItem[] rootItems = _viewer.getTree().getItems();
		
		_expand(rootItems);
				
		IFolder newFolder1 = _p1.getFolder(NEW_FOLDER_1);
		TestPipelineProvider.reset();
		newFolder1.create(true, true, new NullProgressMonitor());
		
		assertEquals("Wrong query sequence for interceptAdd", "ACGFBDE", 
				TestPipelineProvider.ADDS.get(newFolder1));
	}
	
	
	
	public void XXXtestInterceptRemove() throws CoreException
	{
		_initContent();
		_testInterceptRemove();
	}
	
	
	
	public void XXXtestInterceptRemoveWithLabel() throws CoreException