plot1.setRangeAxisLocation(11, AxisLocation.TOP_OR_RIGHT);
        assertFalse(plot1.equals(plot2));
        plot2.setRangeAxisLocation(11, AxisLocation.TOP_OR_RIGHT);
        assertTrue(plot1.equals(plot2));

        // datasetToDomainAxisMap...
        plot1.mapDatasetToDomainAxis(11, 11);
        assertFalse(plot1.equals(plot2));
        plot2.mapDatasetToDomainAxis(11, 11);
        assertTrue(plot1.equals(plot2));

        // datasetToRangeAxisMap...
        plot1.mapDatasetToRangeAxis(11, 11);
        assertFalse(plot1.equals(plot2));
        plot2.mapDatasetToRangeAxis(11, 11);
        assertTrue(plot1.equals(plot2));

        // renderer - no longer a separate field but test anyway...
        plot1.setRenderer(new AreaRenderer());
        assertFalse(plot1.equals(plot2));
        plot2.setRenderer(new AreaRenderer());
        assertTrue(plot1.equals(plot2));

        // renderers...
        plot1.setRenderer(11, new AreaRenderer());
        assertFalse(plot1.equals(plot2));
        plot2.setRenderer(11, new AreaRenderer());
        assertTrue(plot1.equals(plot2));

        // rendering order...
        plot1.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
        assertFalse(plot1.equals(plot2));
        plot2.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
        assertTrue(plot1.equals(plot2));