assertEquals( "12.2", ValueFormatter.format( NumberDataElementImpl.create( 12.2 ), null, null, null ) );
	public void testFormat1( ) throws ChartException	{		assertEquals( null, ValueFormatter.format( null, null, null, null ) );		assertEquals( "ABC", ValueFormatter.format( "ABC", null, null, null ) );//$NON-NLS-1$ //$NON-NLS-2$		assertEquals( "12.2", ValueFormatter.format( NumberDataElementImpl.create( 12.2 ), null, null, null ) );//$NON-NLS-1$ 	}