Bug 179629 After create a x-tab with a cube, a error occurs in Problems sheet[1102]
Description: After create a x-tab with a cube, a error occurs in Problems sheet[1102] Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1, Create a cube 2, Create a x-tab using the cube 3, Check the error message in Problems sheet Expected result: No error occurs after create a x-tab Actual result: The error message is "The ExtendedItem must be able to access one data set."
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/extension/ReportItemExtensionTest.java
assertEquals( "pie", extendedHandle.getProperty( "type" ) ); 
		extendedHandle.setProperty( "type", "bar" ); 
		assertEquals( "bar", extendedHandle.getProperty( "type" ) ); 
	}
	/**
	 * The element type stored in some certain slot was defined in ROM. But
	 * after loading in the extension elements, we should show the extension
	 * element type within the slot which can hold ExtendedItem.
	 * 
	 * @throws DesignFileException
	 * 
	 */
	public void testTheSlotDefn( ) throws DesignFileException
	{
		MetaDataDictionary dd = MetaDataDictionary.getInstance( );
		IElementDefn elementDefn = dd.getElement( "FreeForm" ); 
		assertNotNull( elementDefn );
		SlotDefn slotDefn = (SlotDefn) elementDefn.getSlot( 0 );
		
		ExtensionElementDefn extDefn = (ExtensionElementDefn) dd
				.getExtension( TESTING_MATRIX_NAME );
		assertTrue( slotDefn.getContentExtendedElements( ).contains( extDefn ) );
		assertFalse( slotDefn.getContentElements( ).contains( extDefn ) );
		
		extDefn = (ExtensionElementDefn) dd.getExtension( TESTING_BOX_NAME );
		assertTrue( slotDefn.getContentExtendedElements( ).contains( extDefn ) );
		assertFalse( slotDefn.getContentElements( ).contains( extDefn ) );
		
		ElementDefn extendedItemDefn = (ElementDefn) dd
				.getElement( ReportDesignConstants.EXTENDED_ITEM );