First Commit

2026-05-31 10:17:09 +07:00
commit 17a9c69379
4547 changed files with 1170384 additions and 0 deletions
@@ -0,0 +1,80 @@
+import unittest
+
+import pytest
+
+from shapely import geometry
+from shapely.ops import transform
+
+
+class IdentityTestCase(unittest.TestCase):
+    """New geometry/coordseq method 'xy' makes numpy interop easier"""
+
+    def func(self, x, y, z=None):
+        return tuple(c for c in [x, y, z] if c)
+
+    def test_empty(self):
+        g = geometry.Point()
+        h = transform(self.func, g)
+        assert h.is_empty
+
+    def test_point(self):
+        g = geometry.Point(0, 1)
+        h = transform(self.func, g)
+        assert h.geom_type == "Point"
+        assert list(h.coords) == [(0, 1)]
+
+    def test_line(self):
+        g = geometry.LineString([(0, 1), (2, 3)])
+        h = transform(self.func, g)
+        assert h.geom_type == "LineString"
+        assert list(h.coords) == [(0, 1), (2, 3)]
+
+    def test_linearring(self):
+        g = geometry.LinearRing([(0, 1), (2, 3), (2, 2), (0, 1)])
+        h = transform(self.func, g)
+        assert h.geom_type == "LinearRing"
+        assert list(h.coords) == [(0, 1), (2, 3), (2, 2), (0, 1)]
+
+    def test_polygon(self):
+        g = geometry.Point(0, 1).buffer(1.0)
+        h = transform(self.func, g)
+        assert h.geom_type == "Polygon"
+        assert g.area == pytest.approx(h.area)
+
+    def test_multipolygon(self):
+        g = geometry.MultiPoint([(0, 1), (0, 4)]).buffer(1.0)
+        h = transform(self.func, g)
+        assert h.geom_type == "MultiPolygon"
+        assert g.area == pytest.approx(h.area)
+
+
+class LambdaTestCase(unittest.TestCase):
+    """New geometry/coordseq method 'xy' makes numpy interop easier"""
+
+    def test_point(self):
+        g = geometry.Point(0, 1)
+        h = transform(lambda x, y, z=None: (x + 1.0, y + 1.0), g)
+        assert h.geom_type == "Point"
+        assert list(h.coords) == [(1.0, 2.0)]
+
+    def test_line(self):
+        g = geometry.LineString([(0, 1), (2, 3)])
+        h = transform(lambda x, y, z=None: (x + 1.0, y + 1.0), g)
+        assert h.geom_type == "LineString"
+        assert list(h.coords) == [(1.0, 2.0), (3.0, 4.0)]
+
+    def test_polygon(self):
+        g = geometry.Point(0, 1).buffer(1.0)
+        h = transform(lambda x, y, z=None: (x + 1.0, y + 1.0), g)
+        assert h.geom_type == "Polygon"
+        assert g.area == pytest.approx(h.area)
+        assert h.centroid.x == pytest.approx(1.0)
+        assert h.centroid.y == pytest.approx(2.0)
+
+    def test_multipolygon(self):
+        g = geometry.MultiPoint([(0, 1), (0, 4)]).buffer(1.0)
+        h = transform(lambda x, y, z=None: (x + 1.0, y + 1.0), g)
+        assert h.geom_type == "MultiPolygon"
+        assert g.area == pytest.approx(h.area)
+        assert h.centroid.x == pytest.approx(1.0)
+        assert h.centroid.y == pytest.approx(3.5)