@Test
    void testGetSimpleStatistics_0args() {

        final TiffRasterStatistics result = raster.getSimpleStatistics();
        assertEquals(0, result.getMinValue(), "Min value failure");
        assertEquals(width * height - 1, result.getMaxValue(), "Max value failure");
        assertEquals(meanValue, result.getMeanValue(), "Mean value failure");
    }
Test of getSimpleStatistics method, of class TiffRasterData.
src/test/java/org/apache/commons/imaging/formats/tiff/TiffRasterDataTest.java