Bug 176436 Charts Imported from Libraries do not update when libraries change
During a live presentation of BIRT at EclipseCon, we came across a rather embarassing issue. When charts are included in a library, and imported into a report design from a library, any changes to the library instance of the chart do not reflect in the report itself.
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/extension/PeerExtensionTest.java
extendedItem.getStringProperty( IStyleModel.FONT_STYLE_PROP ) );
		assertFalse( extendedItem.getPropertyHandle( IStyleModel.COLOR_PROP )
				.isSet( ) );
		assertEquals( style.getStringProperty( IStyleModel.COLOR_PROP ),
				extendedItem.getStringProperty( IStyleModel.COLOR_PROP ) );
		assertFalse( extendedItem.getPropertyHandle(
				IStyleModel.FONT_VARIANT_PROP ).isSet( ) );
		assertEquals( style.getStringProperty( IStyleModel.FONT_VARIANT_PROP ),
				extendedItem.getStringProperty( IStyleModel.FONT_VARIANT_PROP ) );
		
		
		extendedItem = designHandle.findElement( "detailMatrix" ); 
		
		assertEquals( DesignChoiceConstants.FONT_SIZE_X_SMALL, extendedItem
				.getStringProperty( IStyleModel.FONT_SIZE_PROP ) );
		assertEquals( DesignChoiceConstants.FONT_WEIGHT_400, extendedItem
				.getStringProperty( IStyleModel.FONT_WEIGHT_PROP ) );
		
		assertEquals( DesignChoiceConstants.FONT_STYLE_OBLIQUE, extendedItem
				.getStringProperty( IStyleModel.FONT_STYLE_PROP ) );
		assertEquals( IColorConstants.RED, extendedItem
				.getStringProperty( IStyleModel.COLOR_PROP ) );
		
		assertFalse( extendedItem.getPropertyHandle(
				IStyleModel.FONT_FAMILY_PROP ).isSet( ) );
		assertFalse( extendedItem.getPropertyHandle(
				IStyleModel.FONT_VARIANT_PROP ).isSet( ) );
		assertEquals( style.getStringProperty( IStyleModel.FONT_VARIANT_PROP ),
				extendedItem.getStringProperty( IStyleModel.FONT_VARIANT_PROP ) );