Bug 183918 get relative file path of linkage library
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/library/DesignLoadLibraryTest.java
assertEquals(
				"http:company.com/reportHelp.html", libraryHandle2.getStringProperty( Library.HELP_GUIDE_PROP ) ); 
		assertEquals(
				"Whiz-Bang Plus", libraryHandle2.getStringProperty( Library.CREATED_BY_PROP ) ); 
		
		assertEquals(
				"TITLE_ID", libraryHandle2.getStringProperty( Library.TITLE_ID_PROP ) ); 
		assertEquals(
				"Sample Report", libraryHandle2.getStringProperty( Library.TITLE_PROP ) ); 
		
		assertEquals(
				"First sample report.", libraryHandle2.getStringProperty( Library.COMMENTS_PROP ) ); 
		
		assertEquals(
				"DESCRIP_ID", libraryHandle2.getStringProperty( Library.DESCRIPTION_ID_PROP ) ); 
		assertEquals(
				"This is a first sample report.", libraryHandle2.getStringProperty( Library.DESCRIPTION_PROP ) ); 
		
		PropertyHandle colorPalette = libraryHandle2
				.getPropertyHandle( Library.COLOR_PALETTE_PROP );
		List colors = colorPalette.getListValue( );
		assertEquals( 2, colors.size( ) );
		CustomColor color = (CustomColor) colors.get( 0 );
		assertEquals( "cus red", color.getName( ) ); 
		assertEquals( 111, color.getRGB( ) );
		assertEquals( "cus red key", color.getDisplayNameID( ) ); 
		assertEquals( "cus red display", color.getDisplayName( ) ); 
		color = (CustomColor) colors.get( 1 );
		assertEquals( "cus blue", color.getName( ) ); 
		assertEquals( 222, color.getRGB( ) );