def test_decode_multipolygon_no_ids(self):
# SELECT encode(ST_AsTWKB('MULTIPOLYGON(((0 0, 1 0, 1 1, 0 1, 0 0)), ((10 10, 11 10, 11 11, 10 11, 10 10)))'::geometry, 0, 0, 0, true, true), 'hex')
g = to_geojson(
hex_to_stream(
'06031d0016001602010500000200000201000001010514140200000201000001'
))
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'geometry': {
'type':
'Polygon',
'coordinates': [[[0.0, 0.0], [1.0, 0.0], [1.0, 1.0],
[0.0, 1.0], [0.0, 0.0]]]
}
}, {
'type': 'Feature',
'geometry': {
'type':
'Polygon',
'coordinates': [[[10.0, 10.0], [11.0, 10.0],
[11.0, 11.0], [10.0, 11.0],
[10.0, 10.0]]]
}
}]
})
def test_decode_multigeom_with_ids(self):
generator = decode(hex_to_stream('04070b0004020402000200020404'))
first = next(generator)
self.assertIsNotNone(first)
second = next(generator)
self.assertIsNotNone(second)
with self.assertRaises(StopIteration):
next(generator)
def test_decode_point(self):
generator = decode(hex_to_stream('01000204'))
first = next(generator)
self.assertEqual(
first, {
'type': 'Feature',
'geometry': {
'type': 'Point',
'coordinates': [1, 2]
}
})
with self.assertRaises(StopIteration):
next(generator)
def test_decode_linestring(self):
g = to_geojson(hex_to_stream('02000202020808'))
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'geometry': {
'type': 'LineString',
'coordinates': [[1, 1], [5, 5]]
}
}]
})
def test_decode_point(self):
g = to_geojson(hex_to_stream('01000204'))
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'geometry': {
'type': 'Point',
'coordinates': [1, 2]
}
}]
})
def test_decode_polygon(self):
g = to_geojson(
hex_to_stream(
'03031b000400040205000004000004030000030500000002020000010100')
)
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'geometry': {
'type':
'Polygon',
'coordinates': [[[0, 0], [2, 0], [2, 2], [0, 2], [
0, 0
]], [[0, 0], [0, 1], [1, 1], [1, 0], [0, 0]]]
}
}]
})
def test_decode_multipoint_no_ids(self):
# SELECT encode(ST_AsTWKB('MULTIPOINT((1 2), (3 4))'::geometry, 0, 0, 0, true, true), 'hex')
g = to_geojson(hex_to_stream('040309020404040202040404'))
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'geometry': {
'type': 'Point',
'coordinates': [1.0, 2.0]
}
}, {
'type': 'Feature',
'geometry': {
'type': 'Point',
'coordinates': [3.0, 4.0]
}
}]
})
def test_decode_collection(self):
g = to_geojson(hex_to_stream('070402000201000002020002080a0404'))
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'id': 0,
'geometry': {
'type': 'Point',
'coordinates': [0, 1]
}
}, {
'type': 'Feature',
'id': 1,
'geometry': {
'type': 'LineString',
'coordinates': [[4, 5], [6, 7]]
}
}]
})
def test_decode_multigeom_with_ids(self):
g = to_geojson(hex_to_stream('04070b0004020402000200020404'))
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'id': 0,
'geometry': {
'type': 'Point',
'coordinates': [0, 1]
}
}, {
'type': 'Feature',
'id': 1,
'geometry': {
'type': 'Point',
'coordinates': [2, 3]
}
}]
})
def test_decode_multilinestring_no_ids(self):
# SELECT encode(ST_AsTWKB('MULTILINESTRING((1 2, 3 4), (5 6, 7 8))'::geometry, 0, 0, 0, true, true), 'hex')
g = to_geojson(hex_to_stream('05030f020c040c0202020404040204040404'))
self.assertEqual(
g, {
'type':
'FeatureCollection',
'features': [{
'type': 'Feature',
'geometry': {
'type': 'LineString',
'coordinates': [[1.0, 2.0], [3.0, 4.0]]
}
}, {
'type': 'Feature',
'geometry': {
'type': 'LineString',
'coordinates': [[5.0, 6.0], [7.0, 8.0]]
}
}]
})