Commit 0e7d59df authored by Daniel Wiesmann's avatar Daniel Wiesmann Committed by Tim Graham
Browse files

Refs #25734 -- Relaxed GDALRaster statistics test to use assertAlmostEqual. 

Some versions of GDAL give slightly different results.
parent 7f663aec

tests/gis_tests/gdal_tests/test_raster.py

+15 −10
Original line number Diff line number Diff line
@@ -318,18 +318,23 @@ class GDALBandTests(unittest.TestCase): 
        self.assertEqual(self.band.datatype(as_string=True), 'GDT_Byte')

        self.assertEqual(self.band.nodata_value, 15)

        try:

            self.assertEqual(

                self.band.statistics(approximate=True),

                (0.0, 9.0, 2.842331288343558, 2.3965567248965356)

            )

            self.assertEqual(

                self.band.statistics(approximate=False, refresh=True),

                (0.0, 9.0, 2.828326634228898, 2.4260526986669095)

            )

            smin, smax, smean, sstd = self.band.statistics(approximate=True)

            self.assertEqual(smin, 0)

            self.assertEqual(smax, 9)

            self.assertAlmostEqual(smean, 2.842331288343558)

            self.assertAlmostEqual(sstd, 2.3965567248965356)



            smin, smax, smean, sstd = self.band.statistics(approximate=False, refresh=True)

            self.assertEqual(smin, 0)

            self.assertEqual(smax, 9)

            self.assertAlmostEqual(smean, 2.828326634228898)

            self.assertAlmostEqual(sstd, 2.4260526986669095)



            self.assertEqual(self.band.min, 0)

            self.assertEqual(self.band.max, 9)

            self.assertEqual(self.band.mean, 2.8283266342289)

            self.assertEqual(self.band.std, 2.4260526986669)

            self.assertAlmostEqual(self.band.mean, 2.828326634228898)

            self.assertAlmostEqual(self.band.std, 2.4260526986669095)



            # Check that statistics are persisted into PAM file on band close

            self.band = None

            self.assertTrue(os.path.isfile(pam_file))