From 2d1ac1dce8a1c169def5af01fc871e33f93c27c3 Mon Sep 17 00:00:00 2001
From: Andrew <aharris@outsideinc.com>
Date: Wed, 9 Apr 2025 21:40:55 -0400
Subject: [PATCH] Refs #36036 -- Removed unsupported 4D GEOS tests.

---
 tests/gis_tests/gdal_tests/test_geom.py | 19 +++++--------------
 tests/gis_tests/geos_tests/test_geos.py | 22 ----------------------
 2 files changed, 5 insertions(+), 36 deletions(-)

diff --git a/tests/gis_tests/gdal_tests/test_geom.py b/tests/gis_tests/gdal_tests/test_geom.py
index a296af75f9..919e547511 100644
--- a/tests/gis_tests/gdal_tests/test_geom.py
+++ b/tests/gis_tests/gdal_tests/test_geom.py
@@ -1,6 +1,5 @@
 import json
 import pickle
-from unittest import mock, skipIf
 
 from django.contrib.gis.gdal import (
     CoordTransform,
@@ -11,7 +10,6 @@ from django.contrib.gis.gdal import (
 )
 from django.contrib.gis.gdal.geometries import CircularString, CurvePolygon
 from django.contrib.gis.geos import GEOSException
-from django.contrib.gis.geos.libgeos import geos_version_tuple
 from django.template import Context
 from django.template.engine import Engine
 from django.test import SimpleTestCase
@@ -873,19 +871,12 @@ class OGRGeomTest(SimpleTestCase, TestDataMixin):
         self.assertEqual(geom.geom_type.name, "PointM")
         self.assertEqual(geom.geom_type.num, 2001)
 
-    @skipIf(geos_version_tuple() < (3, 12), "GEOS >= 3.12.0 is required")
     def test_point_m_dimension_geos(self):
-        geo_zm = OGRGeometry("POINT ZM (1 2 3 4)")
-        self.assertEqual(geo_zm.geos.wkt, "POINT ZM (1 2 3 4)")
-        geo_m = OGRGeometry("POINT M (1 2 3)")
-        self.assertEqual(geo_m.geos.wkt, "POINT M (1 2 3)")
-
-    @mock.patch("django.contrib.gis.geos.libgeos.geos_version", lambda: b"3.11.0")
-    def test_point_m_dimension_geos_version(self):
-        geo_zm = OGRGeometry("POINT ZM (1 2 3 4)")
-        self.assertEqual(geo_zm.geos.wkt, "POINT Z (1 2 3)")
-        geo_m = OGRGeometry("POINT M (1 2 3)")
-        self.assertEqual(geo_m.geos.wkt, "POINT (1 2)")
+        """GEOSGeometry does not yet support the M dimension."""
+        geom = OGRGeometry("POINT ZM (1 2 3 4)")
+        self.assertEqual(geom.geos.wkt, "POINT Z (1 2 3)")
+        geom = OGRGeometry("POINT M (1 2 3)")
+        self.assertEqual(geom.geos.wkt, "POINT (1 2)")
 
     def test_centroid(self):
         point = OGRGeometry("POINT (1 2 3)")
diff --git a/tests/gis_tests/geos_tests/test_geos.py b/tests/gis_tests/geos_tests/test_geos.py
index 018eccae4a..724555560b 100644
--- a/tests/gis_tests/geos_tests/test_geos.py
+++ b/tests/gis_tests/geos_tests/test_geos.py
@@ -86,22 +86,6 @@ class GEOSTest(SimpleTestCase, TestDataMixin):
         # Redundant sanity check.
         self.assertEqual(4326, GEOSGeometry(hexewkb_2d).srid)
 
-    @skipIf(geos_version_tuple() < (3, 12), "GEOS >= 3.12.0 is required")
-    def test_4d_hexewkb(self):
-        ogc_hex_4d = (
-            b"01010000C00000000000000000000000000000"
-            b"F03F00000000000000400000000000000000"
-        )
-        hexewkb_4d = (
-            b"01010000E0E61000000000000000000000000000000000"
-            b"F03F00000000000000400000000000000000"
-        )
-        pnt_4d = Point(0, 1, 2, 0, srid=4326)
-        self.assertEqual(ogc_hex_4d, pnt_4d.hex)
-        self.assertEqual(hexewkb_4d, pnt_4d.hexewkb)
-        self.assertIs(GEOSGeometry(hexewkb_4d).hasm, True)
-        self.assertEqual(memoryview(a2b_hex(hexewkb_4d)), pnt_4d.ewkb)
-
     def test_kml(self):
         "Testing KML output."
         for tg in self.geometries.wkt_out:
@@ -1285,12 +1269,6 @@ class GEOSTest(SimpleTestCase, TestDataMixin):
         self.assertEqual(g2.hex, g2.ogr.hex)
         self.assertEqual("WGS 84", g2.srs.name)
 
-    @skipIf(geos_version_tuple() < (3, 12), "GEOS >= 3.12.0 is required")
-    def test_gdal_4d(self):
-        g1_4d = fromstr("POINT(5 23 8 0)")
-        self.assertIsInstance(g1_4d.ogr, gdal.OGRGeometry)
-        self.assertEqual(g1_4d.ogr.m, 0)
-
     def test_copy(self):
         "Testing use with the Python `copy` module."
         import copy