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
catch ( SemanticException e )
		{
			assertTrue( e instanceof PropertyValueException );
			assertEquals( "thin", itemHandle.getProperty( "lineStyle" ) );
		}
	}
	/**
	 * Tests <code>PropertyInvisible</code> tags in extension plugin.xml.
	 * 
	 * @throws Exception
	 *             if any exception
	 */
	public void testExtensionPropertyInvisible( ) throws Exception
	{
		ExtendedItemHandle itemHandle = insertExtendedItem(
				"matrix1", TESTING_MATRIX_NAME ); 
		List propDefns = itemHandle.getElement( ).getPropertyDefns( );
		ExtendedItem element = (ExtendedItem) itemHandle.getElement( );
		assertFalse( element.getExtDefn( ).isPropertyVisible(
				ReportItem.BOOKMARK_PROP ) );
		assertFalse( element.getExtDefn( ).isPropertyVisible( "test3" ) ); 
		assertTrue( element.getExtDefn( ).isPropertyReadOnly(
				ReportItem.DATA_SET_PROP ) );
	}
	/**
	 * Tests opening the design file with wrong extension. The element behaves
	 * as an extended item.
	 * 
	 * @throws DesignFileException
	 * @throws SemanticException