archive-gh-me/mapnik
1
0
Fork 0
mirror of https://github.com/mapnik/mapnik.git synced 2025-12-08 20:13:09 +00:00
Code Issues Projects Releases Wiki Activity

start converting to mapnik-geometry

Browse Source
This commit is contained in:
artemp 2015-03-16 17:38:20 +01:00
parent 8747e0ff19
commit fd8ac66cde
1 changed files with 18 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
tests/python_tests/geometry_io_test.py
View File

@ -134,53 +134,39 @@ def test_wkb_parsing():
eq_(count,len(path))
def test_geojson_parsing():
path = mapnik.Path()
geometries = []
count = 0
for j in geojson:
count += j[0]
path.add_geojson(j[1])
eq_(count,len(path))
count += 1
geometries.append(mapnik.Geometry.from_geojson(j[1]))
eq_(count,len(geometries))
def test_geojson_parsing_reversed():
path = mapnik.Path()
path2 = mapnik.Path()
count = 0
for idx,j in enumerate(geojson_reversed):
count += j[0]
path.add_geojson(j[1])
path2.add_geojson(geojson[idx][1])
eq_(path.to_geojson(),path2.to_geojson())
eq_(count,len(path))
g1 = mapnik.Geometry.from_geojson(j[1])
g2 = mapnik.Geometry.from_geojson(geojson[idx][1])
eq_(g1.to_geojson(), g2.to_geojson())
# http://geojson.org/geojson-spec.html#positions
def test_geojson_point_positions():
input_json = '{"type":"Point","coordinates":[30,10]}'
path = mapnik.Path()
path.add_geojson(input_json)
eq_(path.to_geojson(),input_json)
path = mapnik.Path()
geom = mapnik.Geometry.from_geojson(input_json)
eq_(geom.to_geojson(),input_json)
# should ignore all but the first two
path.add_geojson('{"type":"Point","coordinates":[30,10,50,50,50,50]}')
eq_(path.to_geojson(),input_json)
geom = mapnik.Geometry.from_geojson('{"type":"Point","coordinates":[30,10,50,50,50,50]}')
eq_(geom.to_geojson(),input_json)
def test_geojson_point_positions2():
input_json = '{"type":"LineString","coordinates":[[30,10],[10,30],[40,40]]}'
geom = mapnik.Geometry.from_geojson(input_json)
eq_(geom.to_geojson(),input_json)
path = mapnik.Path()
path.add_geojson(input_json)
eq_(path.to_geojson(),input_json)
path = mapnik.Path()
# should ignore all but the first two
path.add_geojson('{"type":"LineString","coordinates":[[30.0,10.0,0,0,0],[10.0,30.0,0,0,0],[40.0,40.0,0,0,0]]}')
eq_(path.to_geojson(),input_json)
geom = mapnik.Geometry.from_geojson('{"type":"LineString","coordinates":[[30.0,10.0,0,0,0],[10.0,30.0,0,0,0],[40.0,40.0,0,0,0]]}')
eq_(geom.to_geojson(),input_json)
def compare_wkb_from_wkt(wkt,num=None):
paths = mapnik.Path.from_wkt(wkt)
geom = mapnik.Geometry.from_wkt(wkt)
# add geometry(s) to feature from wkt
f = mapnik.Feature(mapnik.Context(),1)
@ -243,11 +229,9 @@ def compare_wkt_from_wkt(wkt,num=None):
eq_(f.geometries()[idx].to_wkb(mapnik.wkbByteOrder.XDR),path.to_wkb(mapnik.wkbByteOrder.XDR))
def compare_wkt_to_geojson(idx,wkt,num=None):
paths = mapnik.Path.from_wkt(wkt)
geom = mapnik.Geometry.from_wkt(wkt)
# ensure both have same result
if num:
eq_(len(paths),num)
gj = paths.to_geojson()
gj = geom.to_geojson()
eq_(len(gj) > 1,True)
a = json.loads(gj)
e = json.loads(geojson[idx][1])