def test_multipolygon_bbox(self):
geom = Multipolygon([[[(1,2), (3,4), (3,2)]],
[[(6,8),(2,6),(3,0)]],
[[(-3,-4), (7, -1), (3, 2), (2, -3)]]],
crs=LonLatWGS84)
self.assertEqual(geom.bbox(), (-3, -4, 7, 8))
return
def test_multipolygon(self):
g = Multipolygon([[[(0, 1), (1, 2), (2, 3), (3, 4)]],
[[(5, 3), (4, 2), (3, 1), (2, 0)]]])
lists = g.coords()
self.assertTrue(np.all(lists[0] == np.array([[[0, 1, 2, 3], [1, 2, 3, 4]]])))
self.assertTrue(np.all(lists[1] == np.array([[[5, 4, 3, 2], [3, 2, 1, 0]]])))
return
def test_write_multipolygon(self):
g = Multipolygon([[[(0,0), (2,2), (1,3)]],
[[(2,0), (4,2), (3,3)]],
[[(2,-2), (1,0), (-1,-1)]]], crs=LonLatWGS84)
g.to_shapefile(os.path.join(TESTDIR, "data/multipoly"))
for fnm in ("multipoly.shx", "multipoly.shx", "multipoly.dbf", "multipoly.prj"):
self.assertTrue(os.path.isfile(os.path.join(TESTDIR, "data", fnm)))
def test_multipolygon_bbox(self):
geom = Multipolygon(
[[[(1, 2), (3, 4),
(3, 2)]], [[(6, 8), (2, 6),
(3, 0)]], [[(-3, -4), (7, -1), (3, 2), (2, -3)]]],
crs=LonLatWGS84)
self.assertEqual(geom.bbox(), (-3, -4, 7, 8))
return
def test_write_multipolygon(self):
g = Multipolygon([[[(0,0), (2,2), (1,3)]],
[[(2,0), (4,2), (3,3)]],
[[(2,-2), (1,0), (-1,-1)]]], crs=LonLatWGS84)
g.to_shapefile(os.path.join(TESTDIR, "data/multipoly"))
for fnm in ("multipoly.shx", "multipoly.shx", "multipoly.dbf", "multipoly.prj"):
self.assertTrue(os.path.isfile(os.path.join(TESTDIR, "data", fnm)))
return
def test_multipolygon(self):
g = Multipolygon([[[(0, 1), (1, 2), (2, 3), (3, 4)]],
[[(5, 3), (4, 2), (3, 1), (2, 0)]]])
lists = g.coords()
self.assertTrue(
np.all(lists[0] == np.array([[[0, 1, 2, 3], [1, 2, 3, 4]]])))
self.assertTrue(
np.all(lists[1] == np.array([[[5, 4, 3, 2], [3, 2, 1, 0]]])))
return
def test_multipolygon_within_poly(self):
np.random.seed(49)
multipolygon = \
Multipolygon([[np.array([[0,0],[3,0],[3,3],[0,3]])
+ np.random.randint(-50, 50, (1, 2))]
for _ in range(50)])
poly = Polygon([(-30, -40), (12, -30), (8, 22), (-10, 50)])
within = multipolygon.within(poly)
self.assertEqual(len(within), 8)
return
def test_multipolygon_touching_poly(self):
np.random.seed(49)
multipolygon = \
Multipolygon([[np.array([[0,0],[3,0],[3,3],[0,3]])
+ np.random.randint(-50, 50, (1, 2))]
for _ in range(50)])
poly = Polygon([(-30, -40), (12, -30), (8, 22), (-10, 50)])
touching = multipolygon.touching(poly)
self.assertEqual(len(touching), 14)
return
def test_multipolygon_touching_line(self):
np.random.seed(49)
multipolygon = \
Multipolygon([[np.array([[0,0],[10,0],[10,10],[0,10]])
+ np.random.randint(-50, 50, (1, 2))]
for _ in range(50)])
line = Line([(-40, -35), (-15, -30), (30, 5), (10, 32), (-15, 17)])
touching = multipolygon.touching(line)
self.assertEqual(len(touching), 10)
return
def test_multipolygon_within_poly(self):
np.random.seed(49)
multipolygon = \
Multipolygon([[np.array([[0,0],[3,0],[3,3],[0,3]])
+ np.random.randint(-50, 50, (1, 2))]
for _ in range(50)])
poly = Polygon([(-30, -40), (12, -30), (8, 22), (-10, 50)])
within = multipolygon.within(poly)
self.assertEqual(len(within), 8)
return
def test_multipolygon_touching_poly(self):
np.random.seed(49)
multipolygon = \
Multipolygon([[np.array([[0,0],[3,0],[3,3],[0,3]])
+ np.random.randint(-50, 50, (1, 2))]
for _ in range(50)])
poly = Polygon([(-30, -40), (12, -30), (8, 22), (-10, 50)])
touching = multipolygon.touching(poly)
self.assertEqual(len(touching), 14)
return
def test_multipolygon_touching_line(self):
np.random.seed(49)
multipolygon = \
Multipolygon([[np.array([[0,0],[10,0],[10,10],[0,10]])
+ np.random.randint(-50, 50, (1, 2))]
for _ in range(50)])
line = Line([(-40, -35), (-15, -30), (30, 5), (10, 32), (-15, 17)])
touching = multipolygon.touching(line)
self.assertEqual(len(touching), 10)
return
def test_multipolygon_write(self):
p = Multipolygon([[[(102, 2), (103, 2), (103, 3), (102, 3)]],
[[(100, 0), (101, 0), (101, 1), (100, 1)],
[(100.2, 0.2), (100.8, 0.2), (100.8, 0.8), (100.2, 0.8)]]],
crs=LonLatWGS84)
s = p.as_geojson(urn="urn:ogc:def:crs:EPSG::5806")
ans = """{"type": "Feature", "properties": {},"bbox": [100.0, 0.0, 103.0, 3.0], "geometry" : { "type": "MultiPolygon",
"coordinates": [
[[[102.0, 2.0], [103.0, 2.0], [103.0, 3.0], [102.0, 3.0], [102.0, 2.0]]],
[[[100.0, 0.0], [101.0, 0.0], [101.0, 1.0], [100.0, 1.0], [100.0, 0.0]],
[[100.2, 0.2], [100.2, 0.8], [100.8, 0.8], [100.8, 0.2], [100.2, 0.2]]]
]
}, "crs": { "type": "name", "properties": { "name": "urn:ogc:def:crs:EPSG::5806" } } }"""
self.verifyJSON(s, ans)
def test_multipolygon_write(self):
p = Multipolygon([[[(102, 2), (103, 2), (103, 3), (102, 3)]],
[[(100, 0), (101, 0), (101, 1), (100, 1)],
[(100.2, 0.2), (100.8, 0.2), (100.8, 0.8), (100.2, 0.8)]]],
crs=LonLatWGS84)
s = p.as_geojson(urn="urn:ogc:def:crs:EPSG::5806")
ans = """{"type": "Feature", "properties": {}, "geometry" : { "crs": { "type": "name", "properties": { "name": "urn:ogc:def:crs:EPSG::5806" } }, "type": "MultiPolygon",
"coordinates": [
[[[102.0, 2.0], [103.0, 2.0], [103.0, 3.0], [102.0, 3.0], [102.0, 2.0]]],
[[[100.0, 0.0], [101.0, 0.0], [101.0, 1.0], [100.0, 1.0], [100.0, 0.0]],
[[100.2, 0.2], [100.8, 0.2], [100.8, 0.8], [100.2, 0.8], [100.2, 0.2]]]
]
} }"""
self.verifyJson(s, ans)