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| author | Claude Paroz <claude@2xlibre.net> | 2015-10-10 19:22:42 +0200 |
|---|---|---|
| committer | Tim Graham <timograham@gmail.com> | 2015-12-30 18:07:02 -0500 |
| commit | 00cb9e13b4cf06ed2be27ee9e7fc18969ae69f7d (patch) | |
| tree | 4a737ac215203f39fd5c3d6cd6d63999531eb25e /tests | |
| parent | e0519301238b43633bab64054772f9a62634a05f (diff) | |
Fixed #15165 -- Prevented wrong results with perimeter on geodetic fields.
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/gis_tests/distapp/tests.py | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/gis_tests/distapp/tests.py b/tests/gis_tests/distapp/tests.py index f9d3e7ecd8..9dbc4d3c11 100644 --- a/tests/gis_tests/distapp/tests.py +++ b/tests/gis_tests/distapp/tests.py @@ -444,6 +444,8 @@ Distance_Sphere(geom1, geom2) | N/A | OK (meter Distance_Spheroid(geom1, geom2, spheroid) | N/A | OK (meters) | N/A +ST_Perimeter(geom1) | OK | :-( (degrees) | OK + ================================ Distance functions on Spatialite @@ -457,6 +459,8 @@ ST_Distance(geom1, geom2, use_ellipsoid=True) | N/A | OK ( ST_Distance(geom1, geom2, use_ellipsoid=False) | N/A | OK (meters), less accurate, quick +Perimeter(geom1) | OK | :-( (degrees) + ''' # NOQA @@ -688,6 +692,20 @@ class DistanceFunctionsTests(TestCase): for city in qs: self.assertEqual(0, city.perim.m) + @skipUnlessDBFeature("has_Perimeter_function") + def test_perimeter_geodetic(self): + # Currently only Oracle supports calculating the perimeter on geodetic + # geometries (without being transformed). + qs1 = CensusZipcode.objects.annotate(perim=Perimeter('poly')) + if connection.features.supports_perimeter_geodetic: + self.assertAlmostEqual(qs1[0].perim.m, 18406.3818954314, 3) + else: + with self.assertRaises(NotImplementedError): + list(qs1) + # But should work fine when transformed to projected coordinates + qs2 = CensusZipcode.objects.annotate(perim=Perimeter(Transform('poly', 32140))).filter(name='77002') + self.assertAlmostEqual(qs2[0].perim.m, 18404.355, 3) + @skipUnlessDBFeature("supports_null_geometries", "has_Area_function", "has_Distance_function") def test_measurement_null_fields(self): """ |