First Commit

2026-05-31 10:17:09 +07:00
commit 17a9c69379
4547 changed files with 1170384 additions and 0 deletions
@@ -0,0 +1,26 @@
+"""Test recovery from operation on invalid geometries"""
+
+import unittest
+
+import pytest
+
+import shapely
+from shapely.errors import TopologicalError
+from shapely.geometry import Polygon
+
+
+class InvalidGeometriesTestCase(unittest.TestCase):
+    def test_invalid_intersection(self):
+        # Make a self-intersecting polygon
+        polygon_invalid = Polygon([(0, 0), (1, 1), (1, -1), (0, 1), (0, 0)])
+        assert not polygon_invalid.is_valid
+
+        # Intersect with a valid polygon
+        polygon = Polygon([(-0.5, -0.5), (-0.5, 0.5), (0.5, 0.5), (0.5, -5)])
+        assert polygon.is_valid
+        assert polygon_invalid.intersects(polygon)
+
+        with pytest.raises((TopologicalError, shapely.GEOSException)):
+            polygon_invalid.intersection(polygon)
+        with pytest.raises((TopologicalError, shapely.GEOSException)):
+            polygon.intersection(polygon_invalid)