Bug 129900 Designer unit test has failures and errors in daily build 20060301
please see attached log file.
UI/org.eclipse.birt.report.designer.tests/test/org/eclipse/birt/report/designer/core/commands/DeleteCommandTest.java
deleteCmd.execute( );
		assertNull( adapter.getColumn( 1 ) );
	}
	public void testDeleteDataSet( )
	{
		SlotHandle parent = getReportDesignHandle( ).getDataSets( );
		createDataSet( );
		assertEquals( 1, parent.getCount( ) );
		assertEquals( dataSet, parent.get( 0 ) );
		DeleteCommand deleteCmd = new DeleteCommand( dataSet );
		assertTrue( deleteCmd.canExecute( ) );
		deleteCmd.execute( );
		assertEquals( 0, parent.getCount( ) );
	}
	public void testDeleteDataSource( )
	{
		SlotHandle parent = getReportDesignHandle( ).getDataSources( );
		assertEquals( 0, parent.getCount( ) );
		createDataSource1( );
		createDataSet( );
		assertEquals( 1, parent.getCount( ) );
		assertEquals( dataSource1, parent.get( 0 ) );
		assertEquals( dataSource1, dataSet.getDataSource( ) );
		DeleteCommand deleteCmd = new DeleteCommand( dataSource1 );
		assertTrue( deleteCmd.canExecute( ) );
		deleteCmd.execute( );
		assertEquals( 0, parent.getCount( ) );
		assertNull( dataSet.getDataSource( ) );
	}
}