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- from math import pi
- import pytest
- from shapely.geometry import Point
- from shapely.wkt import dump, dumps, load, loads
- @pytest.fixture(scope="module")
- def some_point():
- return Point(pi, -pi)
- @pytest.fixture(scope="module")
- def empty_geometry():
- return Point()
- def test_wkt(some_point):
- """.wkt and wkt.dumps() both do not trim by default."""
- assert some_point.wkt == f"POINT ({pi:.15f} {-pi:.15f})"
- def test_wkt_null(empty_geometry):
- assert empty_geometry.wkt == "POINT EMPTY"
- def test_dump_load(some_point, tmpdir):
- file = tmpdir.join("test.wkt")
- with open(file, "w") as file_pointer:
- dump(some_point, file_pointer)
- with open(file) as file_pointer:
- restored = load(file_pointer)
- assert some_point == restored
- def test_dump_load_null_geometry(empty_geometry, tmpdir):
- file = tmpdir.join("test.wkt")
- with open(file, "w") as file_pointer:
- dump(empty_geometry, file_pointer)
- with open(file) as file_pointer:
- restored = load(file_pointer)
- # This is does not work with __eq__():
- assert empty_geometry.equals(restored)
- def test_dumps_loads(some_point):
- assert dumps(some_point) == f"POINT ({pi:.16f} {-pi:.16f})"
- assert loads(dumps(some_point)) == some_point
- def test_dumps_loads_null_geometry(empty_geometry):
- assert dumps(empty_geometry) == "POINT EMPTY"
- # This is does not work with __eq__():
- assert loads(dumps(empty_geometry)).equals(empty_geometry)
- def test_dumps_precision(some_point):
- assert dumps(some_point, rounding_precision=4) == f"POINT ({pi:.4f} {-pi:.4f})"
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