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- import unittest
- from shapely.geometry import LineString, Point, Polygon
- from shapely.ops import triangulate
- class DelaunayTriangulation(unittest.TestCase):
- """
- Only testing the number of triangles and their type here.
- This doesn't actually test the points in the resulting geometries.
- """
- def setUp(self):
- self.p = Polygon([(0, 0), (1, 0), (1, 1), (0, 1)])
- def test_polys(self):
- polys = triangulate(self.p)
- assert len(polys) == 2
- for p in polys:
- assert isinstance(p, Polygon)
- def test_lines(self):
- polys = triangulate(self.p, edges=True)
- assert len(polys) == 5
- for p in polys:
- assert isinstance(p, LineString)
- def test_point(self):
- p = Point(1, 1)
- polys = triangulate(p)
- assert len(polys) == 0
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