First Commit

2026-05-31 10:17:09 +07:00
commit 17a9c69379
4547 changed files with 1170384 additions and 0 deletions
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+import unittest
+
+import pytest
+
+from shapely.errors import GeometryTypeError
+from shapely.geometry import GeometryCollection, LineString, MultiLineString, Point
+from shapely.ops import shared_paths
+
+
+class SharedPaths(unittest.TestCase):
+    def test_shared_paths_forward(self):
+        g1 = LineString([(0, 0), (10, 0), (10, 5), (20, 5)])
+        g2 = LineString([(5, 0), (15, 0)])
+        result = shared_paths(g1, g2)
+
+        assert isinstance(result, GeometryCollection)
+        assert len(result.geoms) == 2
+        a, b = result.geoms
+        assert isinstance(a, MultiLineString)
+        assert len(a.geoms) == 1
+        assert a.geoms[0].coords[:] == [(5, 0), (10, 0)]
+        assert b.is_empty
+
+    def test_shared_paths_forward2(self):
+        g1 = LineString([(0, 0), (10, 0), (10, 5), (20, 5)])
+        g2 = LineString([(15, 0), (5, 0)])
+        result = shared_paths(g1, g2)
+
+        assert isinstance(result, GeometryCollection)
+        assert len(result.geoms) == 2
+        a, b = result.geoms
+        assert isinstance(b, MultiLineString)
+        assert len(b.geoms) == 1
+        assert b.geoms[0].coords[:] == [(5, 0), (10, 0)]
+        assert a.is_empty
+
+    def test_wrong_type(self):
+        g1 = Point(0, 0)
+        g2 = LineString([(5, 0), (15, 0)])
+
+        with pytest.raises(GeometryTypeError):
+            shared_paths(g1, g2)
+
+        with pytest.raises(GeometryTypeError):
+            shared_paths(g2, g1)