def test_from_linestring(self):
line = LineString(((1.0, 2.0), (3.0, 4.0)))
copy = LineString(line)
self.assertEqual(len(copy.coords), 2)
self.assertEqual(copy.coords[:], [(1.0, 2.0), (3.0, 4.0)])
self.assertEqual('LineString',
lgeos.GEOSGeomType(copy._geom).decode('ascii'))
def test_from_linearring(self):
coords = [(0.0, 0.0), (1.0, 0.0), (1.0, 1.0), (0.0, 0.0)]
ring = LinearRing(coords)
copy = LineString(ring)
self.assertEqual(len(copy.coords), 4)
self.assertEqual(copy.coords[:], coords)
self.assertEqual('LineString',
lgeos.GEOSGeomType(copy._geom).decode('ascii'))
def test_from_linestring_z(self):
coords = [(1.0, 2.0, 3.0), (4.0, 5.0, 6.0)]
line = LineString(coords)
copy = LineString(line)
self.assertEqual(len(copy.coords), 2)
self.assertEqual(copy.coords[:], coords)
self.assertEqual('LineString',
lgeos.GEOSGeomType(copy._geom).decode('ascii'))
def test_linearring_from_unclosed_linestring(self):
coords = [(0.0, 0.0), (1.0, 0.0), (1.0, 1.0), (0.0, 0.0)]
line = LineString(coords[:-1]) # Pass in unclosed line
ring = LinearRing(line)
self.assertEqual(len(ring.coords), 4)
self.assertEqual(ring.coords[:], coords)
self.assertEqual('LinearRing',
lgeos.GEOSGeomType(ring._geom).decode('ascii'))
def test_from_multilinestring_z(self):
coords1 = [(0.0, 1.0, 2.0), (3.0, 4.0, 5.0)]
coords2 = [(6.0, 7.0, 8.0), (9.0, 10.0, 11.0)]
# From coordinate tuples
ml = MultiLineString([coords1, coords2])
copy = MultiLineString(ml)
self.assertIsInstance(copy, MultiLineString)
self.assertEqual('MultiLineString',
lgeos.GEOSGeomType(copy._geom).decode('ascii'))
self.assertEqual(len(copy.geoms), 2)
self.assertEqual(dump_coords(copy.geoms[0]), coords1)
self.assertEqual(dump_coords(copy.geoms[1]), coords2)
