def test_point_3d():
p = Point(1.0, 2.0, 3.0)
point_proto = topb.serialize(p)
deserialized = to_shapely.deserialize(point_proto)
assert deserialized.coords[:] == [(1.0, 2.0, 3.0)]
def test_empty_multipolygon():
geom = MultiPolygon()
multipolygon_proto = topb.serialize(geom)
deserialized = to_shapely.deserialize(multipolygon_proto)
assert deserialized.equals(geom)
def test_empty_linearing():
ring = LinearRing()
ring_proto = topb.serialize(ring)
# with pytest.raises(BaseException):
deserialized = to_shapely.deserialize(ring_proto)
assert deserialized.equals(ring)
def test_coordinate_order_preservation():
line = LineString(((1.0, 2.0), (3.0, 4.0)))
line_proto = topb.serialize(line)
deserialized = to_shapely.deserialize(line_proto)
assert len(deserialized.coords) == 2
assert deserialized.coords[:] == [(1.0, 2.0), (3.0, 4.0)]
def test_3d_linestring():
line = LineString(((1.0, 2.0, 3.0), (3.0, 4.0, 5.0)))
line_proto = topb.serialize(line)
deserialized = to_shapely.deserialize(line_proto)
assert type(deserialized) is LineString
assert deserialized.coords[:] == [(1.0, 2.0, 3.0), (3.0, 4.0, 5.0)]
def test_geometrycollection_serialization():
coll = GeometryCollection([p, geom, ring])
coll_proto = topb.serialize(coll)
deserialized = to_shapely.deserialize(coll_proto)
assert type(deserialized) is GeometryCollection
assert deserialized.equals(coll)
def test_polygon_empty():
polygon = Polygon()
polygon_proto = topb.serialize(polygon)
deserialized = to_shapely.deserialize(polygon_proto)
assert type(deserialized) is Polygon
assert deserialized.equals(polygon)
def test_multilinestring_serialization():
geom = MultiLineString((((1.0, 2.0), (3.0, 4.0)),))
multiline_proto = topb.serialize(geom)
deserialized = to_shapely.deserialize(multiline_proto)
assert type(deserialized) is MultiLineString
assert deserialized.equals(geom)
def test_multipoint():
geom = MultiPoint(((1.0, 2.0), (3.0, 4.0)))
multipoint_proto = topb.serialize(geom)
deserialized = to_shapely.deserialize(multipoint_proto)
assert type(deserialized) is MultiPoint
assert len(deserialized.geoms) == 2
def test_emtpy_multipoint():
geom = MultiPoint()
multipoint_proto = topb.serialize(geom)
deserialized = to_shapely.deserialize(multipoint_proto)
assert type(deserialized) is MultiPoint
assert deserialized.equals(geom)
def test_linearring_serialization():
expected_coords = [(0.0, 0.0), (0.0, 1.0), (1.0, 1.0), (0.0, 0.0)]
ring = LinearRing(((0.0, 0.0), (0.0, 1.0), (1.0, 1.0)))
ring_proto = topb.serialize(ring)
deserialized = to_shapely.deserialize(ring_proto)
assert deserialized.coords[:] == expected_coords
def test_multilinestring_individual_lines():
line0 = LineString([(0.0, 1.0), (2.0, 3.0)])
line1 = LineString([(4.0, 5.0), (6.0, 7.0)])
multi = MultiLineString([line0, line1])
multiline_proto = topb.serialize(multi)
deserialized = to_shapely.deserialize(multiline_proto)
assert multi.geoms[:] == deserialized.geoms[:]
def test_linestring_serialization():
line = LineString(((1.0, 2.0), (3.0, 4.0)))
line_proto = topb.serialize(line)
assert line_proto.type is pb2.Type.LINESTRING
deserialized = to_shapely.deserialize(line_proto)
assert type(deserialized) is LineString
assert line.equals(deserialized)
def test_geometrycollection_in_geometrycollection():
coll = GeometryCollection([p, geom, ring])
coll2 = GeometryCollection([coll, p, geom, ring])
coll2_proto = topb.serialize(coll2)
deserialized2 = to_shapely.deserialize(coll2_proto)
assert type(deserialized2) is GeometryCollection
assert deserialized2.equals(coll2)
def test_polygonwith_holes():
coords = [(0.0, 0.0), (0.0, 1.0), (1.0, 1.0), (0.0, 0.0)]
polygon = Polygon(coords,
[((0.25, 0.25), (0.25, 0.5), (0.5, 0.5), (0.5, 0.25))])
polygon_proto = topb.serialize(polygon)
deserialized = to_shapely.deserialize(polygon_proto)
assert deserialized.exterior.coords[:] == coords
assert len(deserialized.interiors[0].coords) == 5
def test_multipolygon():
geom = MultiPolygon([(
((0.0, 0.0), (0.0, 1.0), (1.0, 1.0), (1.0, 0.0)),
[((0.25, 0.25), (0.25, 0.5), (0.5, 0.5), (0.5, 0.25))],
)])
multipolygon_proto = topb.serialize(geom)
deserialized = to_shapely.deserialize(multipolygon_proto)
assert type(deserialized) is MultiPolygon
assert deserialized.equals(geom)
def test_polygon_serialization():
coords = [(0.0, 0.0), (0.0, 1.0), (1.0, 1.0), (0.0, 0.0)]
polygon = Polygon(((0.0, 0.0), (0.0, 1.0), (1.0, 1.0)))
polygon_proto = topb.serialize(polygon)
deserialized = to_shapely.deserialize(polygon_proto)
assert type(deserialized) is Polygon
assert deserialized.equals(polygon)
assert deserialized.exterior.coords[:] == coords
def test_point_serialization():
p = Point(1.0, 2.0)
point_proto = topb.serialize(p)
assert point_proto.type == gbp.Type.POINT
coords = point_proto.coordinates
assert len(coords) == 1
p1 = to_shapely.deserialize(point_proto)
assert p1.coords[:] == [(1.0, 2.0)]
assert p1.has_z is False
assert type(p1) is Point
def test_multipoint_3d():
geom = MultiPoint(((1.0, 2.0, 4.0), (3.0, 4.0, 5.0)))
multipoint_proto = topb.serialize(geom)
deserialized = to_shapely.deserialize(multipoint_proto)
assert type(deserialized) is MultiPoint
assert deserialized.geoms[0].x == 1.0
assert deserialized.geoms[0].y == 2.0
assert deserialized.geoms[0].z == 4.0
assert deserialized.equals(geom)
assert deserialized.geoms[1].x == 3.0
assert deserialized.geoms[1].y == 4.0
assert deserialized.geoms[1].z == 5.0
def test_empty_coordinate():
p = Point()
with pytest.raises(IndexError):
topb.serialize(p)