add tests for feature expression bugs - refs #933 and #934

This commit is contained in:
Dane Springmeyer 2011-10-27 09:00:16 -07:00 committed by Artem Pavlenko
parent 694094d28b
commit 77b50306ee

View file

@ -1,23 +1,24 @@
#encoding: utf8
import itertools
import unittest
from nose.tools import *
import mapnik2
from binascii import unhexlify
from utilities import Todo
class FeatureTest(unittest.TestCase):
def makeOne(self, *args, **kw):
from mapnik2 import Feature
return Feature(*args, **kw)
return mapnik2.Feature(*args, **kw)
def test_default_constructor(self):
f = self.makeOne(1)
self.failUnless(f is not None)
def test_python_extended_constructor(self):
from mapnik2 import Box2d
f = self.makeOne(1, 'POLYGON ((35 10, 10 20, 15 40, 45 45, 35 10),(20 30, 35 35, 30 20, 20 30))', foo="bar")
self.failUnlessEqual(f['foo'], 'bar')
self.failUnlessEqual(f.envelope(),Box2d(10.0,10.0,45.0,45.0))
self.failUnlessEqual(f.envelope(),mapnik2.Box2d(10.0,10.0,45.0,45.0))
def test_set_get_properties(self):
f = self.makeOne(1)
@ -33,13 +34,12 @@ class FeatureTest(unittest.TestCase):
test_val(v)
def test_add_wkt_geometry(self):
from mapnik2 import Box2d
def add_geom_wkt(wkt):
f = self.makeOne(1)
self.failUnlessEqual(len(f.geometries()), 0)
f.add_geometries_from_wkt(wkt)
self.failUnlessEqual(len(f.geometries()), 3)
e = Box2d()
e = mapnik2.Box2d()
self.failUnlessEqual(e.valid(), False)
for g in f.geometries():
if not e.valid():
@ -48,13 +48,13 @@ class FeatureTest(unittest.TestCase):
e +=g.envelope()
self.failUnlessEqual(e, f.envelope())
from binascii import unhexlify
def add_geom_wkb(wkb):
f = self.makeOne(1)
self.failUnlessEqual(len(f.geometries()), 0)
f.add_geometries_from_wkb(unhexlify(wkb))
self.failUnlessEqual(len(f.geometries()), 1)
e = Box2d()
e = mapnik2.Box2d()
self.failUnlessEqual(e.valid(), False)
for g in f.geometries():
if not e.valid():
@ -63,10 +63,40 @@ class FeatureTest(unittest.TestCase):
e +=g.envelope()
self.failUnlessEqual(e, f.envelope())
def run() :
add_geom_wkt('GEOMETRYCOLLECTION(POINT(4 6),LINESTRING(4 6,7 10),POLYGON ((30 10, 10 20, 20 40, 40 40, 30 10)))')
add_geom_wkb('010300000001000000050000000000000000003e4000000000000024400000000000002440000000000000344000000000000034400000000000004440000000000000444000000000000044400000000000003e400000000000002440') # POLYGON ((30 10, 10 20, 20 40, 40 40, 30 10))
run()
def test_feature_expression_evaluation():
f = mapnik2.Feature(1)
f['name'] = 'a'
expr = mapnik2.Expression("[name]='a'")
evaluated = expr.evaluate(f)
eq_(evaluated,True)
num_attributes = len(f)
eq_(num_attributes,1)
eq_(f.id(),1)
# https://github.com/mapnik/mapnik/issues/933
def test_feature_expression_evaluation_missing_attr():
f = mapnik2.Feature(1)
f['name'] = 'a'
expr = mapnik2.Expression("[fielddoesnotexist]='a'")
evaluated = expr.evaluate(f)
eq_(evaluated,True)
num_attributes = len(f)
eq_(num_attributes,1)
eq_(f.id(),1)
# https://github.com/mapnik/mapnik/issues/934
def test_feature_expression_evaluation_attr_with_spaces():
f = mapnik2.Feature(1)
f['name with space'] = 'a'
expr = mapnik2.Expression("[name with space]='a'")
eq_(expr.evaluate(f),True)
if __name__ == "__main__":
[eval(run)() for run in dir() if 'test_' in run]