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#!/usr/bin/env python
from nose.tools import *
from utilities import execution_path, run_all
import tempfile
import os, sys, glob, mapnik
def setup():
# All of the paths used are relative, if we run the tests
# from another directory we need to chdir()
os.chdir(execution_path('.'))
def compare_map(xml):
m = mapnik.Map(256, 256)
absolute_base = os.path.abspath(os.path.dirname(xml))
mapnik.load_map(m, xml, False, absolute_base)
(handle, test_map) = tempfile.mkstemp(suffix='.xml', prefix='mapnik-temp-map1-')
os.close(handle)
(handle, test_map2) = tempfile.mkstemp(suffix='.xml', prefix='mapnik-temp-map2-')
os.close(handle)
if os.path.exists(test_map):
os.remove(test_map)
mapnik.save_map(m, test_map)
new_map = mapnik.Map(256, 256)
mapnik.load_map(new_map, test_map,False,absolute_base)
open(test_map2,'w').write(mapnik.save_map_to_string(new_map))
diff = ' diff %s %s' % (os.path.abspath(test_map),os.path.abspath(test_map2))
try:
eq_(open(test_map).read(),open(test_map2).read())
except AssertionError, e:
raise AssertionError('serialized map "%s" not the same after being reloaded, \ncompare with command:\n\n$%s' % (xml,diff))
if os.path.exists(test_map):
os.remove(test_map)
else:
# Fail, the map wasn't written
return False
def test_compare_map():
for m in glob.glob("../data/good_maps/*.xml"):
compare_map(m)
if __name__ == "__main__":
setup()
run_all(eval(x) for x in dir() if x.startswith("test_"))
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