group.setHideDetail( true );  assertTrue( group.getHideDetail( ));
	public void testGroup( ) throws ScriptException	{		GroupHandle groupHandle = factory.newTableGroup( );		IGroup group = new Group( groupHandle );		group.setInterval( YEAR );		assertEquals( YEAR, group.getInterval( ) );		group.setIntervalBase( INTERVAL_BASE );		assertEquals( INTERVAL_BASE, group.getIntervalBase( ) );		group.setIntervalRange( INTERVAL_RANGE );		assertTrue( INTERVAL_RANGE == group.getIntervalRange( ) );		group.setKeyExpr( EXPRESSION );		assertEquals( EXPRESSION, group.getKeyExpr( ) );		group.setName( NAME );		assertEquals( NAME, group.getName( ) );		group.setSortDirection( DesignChoiceConstants.SORT_DIRECTION_DESC );		assertEquals( DesignChoiceConstants.SORT_DIRECTION_DESC, group				.getSortDirection( ) );		try		{			group.setSortDirection( TEST );			fail( "\"test\" should not be a valid sort direction" );		}		catch ( ScriptException e )		{			// We want an exception here, since "test" should not be a valid			// sort direction		}		group.setTocExpression( TOC );		assertEquals( TOC, group.getTocExpression( ) );	}