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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from nose.tools import *
from utilities import execution_path, run_all
import os, 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('.'))
if 'geojson' in mapnik.DatasourceCache.plugin_names():
def test_geojson_init():
ds = mapnik.Datasource(type='geojson',file='../data/json/escaped.json')
e = ds.envelope()
assert_almost_equal(e.minx, -81.705583, places=7)
assert_almost_equal(e.miny, 41.480573, places=6)
assert_almost_equal(e.maxx, -81.705583, places=5)
assert_almost_equal(e.maxy, 41.480573, places=3)
def test_geojson_properties():
ds = mapnik.Datasource(type='geojson',file='../data/json/escaped.json')
f = ds.features_at_point(s.envelope().center()).features[0]
desc = ds.describe()
eq_(desc['geometry_type'],mapnik.DataGeometryType.Point)
eq_(f['name'], u'test')
eq_(f['description'], u'Test: \u005C')
eq_(f['int'], 1)
eq_(f['double'], u'Quebec')
eq_(f['boolean'], True)
eq_(f['NOM_FR'], u'Qu\xe9bec')
eq_(f['NOM_FR'], u'Québec')
def test_geojson_properties():
ds = mapnik.Datasource(type='geojson',file='../data/json/escaped.json')
f = ds.all_features()[0]
desc = ds.describe()
eq_(desc['geometry_type'],mapnik.DataGeometryType.Point)
eq_(f['name'], u'Test')
eq_(f['int'], 1)
eq_(f['double'], 1.1)
eq_(f['boolean'], True)
eq_(f['NOM_FR'], u'Qu\xe9bec')
eq_(f['NOM_FR'], u'Québec')
eq_(f['spaces'], u'this has spaces')
eq_(f['description'], u'Test: \u005C')
# @raises(RuntimeError)
def test_that_nonexistant_query_field_throws(**kwargs):
ds = mapnik.Datasource(type='geojson',file='../data/json/escaped.json')
eq_(len(ds.fields()),7)
# TODO - this sorting is messed up
#eq_(ds.fields(),['name', 'int', 'double', 'description', 'boolean', 'NOM_FR'])
#eq_(ds.field_types(),['str', 'int', 'float', 'str', 'bool', 'str'])
# TODO - should geojson plugin throw like others?
# query = mapnik.Query(ds.envelope())
# for fld in ds.fields():
# query.add_property_name(fld)
# # also add an invalid one, triggering throw
# query.add_property_name('bogus')
# fs = ds.features(query)
if __name__ == "__main__":
setup()
run_all(eval(x) for x in dir() if x.startswith("test_"))
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