Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/parser/ReportDesignParseTest.java
designHandle.addConfigVariable( configVar );
			fail( );
		}
		catch ( SemanticException e )
		{
			assertEquals(
					PropertyValueException.DESIGN_EXCEPTION_INVALID_VALUE, e
							.getErrorCode( ) );
		}
		
		try
		{
			configVar = new ConfigVariable( );
			configVar.setName( "var1" ); 
			configVar.setValue( "value" ); 
			designHandle.addConfigVariable( configVar );
			fail( );
		}
		catch ( SemanticException e )
		{
			assertEquals( PropertyValueException.DESIGN_EXCEPTION_VALUE_EXISTS,
					e.getErrorCode( ) );
		}
		
		try
		{
			designHandle.dropConfigVariable( "NotExist" ); 
			fail( );
		}
		catch ( SemanticException e )