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#!/usr/bin/env python
import Cheetah.NameMapper
import Cheetah.Template
import sys
import unittest
majorVer, minorVer = sys.version_info[0], sys.version_info[1]
versionTuple = (majorVer, minorVer)
def isPython23():
''' Python 2.3 is still supported by Cheetah, but doesn't support decorators '''
return majorVer == 2 and minorVer < 4
class GetAttrException(Exception):
pass
class CustomGetAttrClass(object):
def __getattr__(self, name):
raise GetAttrException('FAIL, %s' % name)
class GetAttrTest(unittest.TestCase):
'''
Test for an issue occurring when __getatttr__() raises an exception
causing NameMapper to raise a NotFound exception
'''
def test_ValidException(self):
o = CustomGetAttrClass()
try:
print(o.attr)
except GetAttrException, e:
# expected
return
except:
self.fail('Invalid exception raised: %s' % e)
self.fail('Should have had an exception raised')
def test_NotFoundException(self):
template = '''
#def raiseme()
$obj.attr
#end def'''
template = Cheetah.Template.Template.compile(template, compilerSettings={}, keepRefToGeneratedCode=True)
template = template(searchList=[{'obj' : CustomGetAttrClass()}])
assert template, 'We should have a valid template object by now'
self.failUnlessRaises(GetAttrException, template.raiseme)
class InlineImportTest(unittest.TestCase):
def test_FromFooImportThing(self):
'''
Verify that a bug introduced in v2.1.0 where an inline:
#from module import class
would result in the following code being generated:
import class
'''
template = '''
#def myfunction()
#if True
#from os import path
#return 17
Hello!
#end if
#end def
'''
template = Cheetah.Template.Template.compile(template, compilerSettings={'useLegacyImportMode' : False}, keepRefToGeneratedCode=True)
template = template(searchList=[{}])
assert template, 'We should have a valid template object by now'
rc = template.myfunction()
assert rc == 17, (template, 'Didn\'t get a proper return value')
def test_ImportFailModule(self):
template = '''
#try
#import invalidmodule
#except
#set invalidmodule = dict(FOO='BAR!')
#end try
$invalidmodule.FOO
'''
template = Cheetah.Template.Template.compile(template, compilerSettings={'useLegacyImportMode' : False}, keepRefToGeneratedCode=True)
template = template(searchList=[{}])
assert template, 'We should have a valid template object by now'
assert str(template), 'We weren\'t able to properly generate the result from the template'
def test_ProperImportOfBadModule(self):
template = '''
#from invalid import fail
This should totally $fail
'''
self.failUnlessRaises(ImportError, Cheetah.Template.Template.compile, template, compilerSettings={'useLegacyImportMode' : False}, keepRefToGeneratedCode=True)
def test_AutoImporting(self):
template = '''
#extends FakeyTemplate
Boo!
'''
self.failUnlessRaises(ImportError, Cheetah.Template.Template.compile, template)
def test_StuffBeforeImport_Legacy(self):
template = '''
###
### I like comments before import
###
#extends Foo
Bar
'''
self.failUnlessRaises(ImportError, Cheetah.Template.Template.compile, template, compilerSettings={'useLegacyImportMode' : True}, keepRefToGeneratedCode=True)
class Mantis_Issue_11_Regression_Test(unittest.TestCase):
'''
Test case for bug outlined in Mantis issue #11:
Output:
Traceback (most recent call last):
File "test.py", line 12, in <module>
t.respond()
File "DynamicallyCompiledCheetahTemplate.py", line 86, in respond
File "/usr/lib64/python2.6/cgi.py", line 1035, in escape
s = s.replace("&", "&") # Must be done first!
'''
def test_FailingBehavior(self):
import cgi
template = Cheetah.Template.Template("$escape($request)", searchList=[{'escape' : cgi.escape, 'request' : 'foobar'}])
assert template
self.failUnlessRaises(AttributeError, template.respond)
def test_FailingBehaviorWithSetting(self):
import cgi
template = Cheetah.Template.Template("$escape($request)",
searchList=[{'escape' : cgi.escape, 'request' : 'foobar'}],
compilerSettings={'prioritizeSearchListOverSelf' : True})
assert template
assert template.respond()
class Mantis_Issue_21_Regression_Test(unittest.TestCase):
'''
Test case for bug outlined in issue #21
Effectively @staticmethod and @classmethod
decorated methods in templates don't
properly define the _filter local, which breaks
when using the NameMapper
'''
def runTest(self):
if isPython23():
return
template = '''
#@staticmethod
#def testMethod()
This is my $output
#end def
'''
template = Cheetah.Template.Template.compile(template)
assert template
assert template.testMethod(output='bug') # raises a NameError: global name '_filter' is not defined
class Mantis_Issue_22_Regression_Test(unittest.TestCase):
'''
Test case for bug outlined in issue #22
When using @staticmethod and @classmethod
in conjunction with the #filter directive
the generated code for the #filter is reliant
on the `self` local, breaking the function
'''
def test_NoneFilter(self):
# XXX: Disabling this test for now
return
if isPython23():
return
template = '''
#@staticmethod
#def testMethod()
#filter None
This is my $output
#end filter
#end def
'''
template = Cheetah.Template.Template.compile(template)
assert template
assert template.testMethod(output='bug')
def test_DefinedFilter(self):
# XXX: Disabling this test for now
return
if isPython23():
return
template = '''
#@staticmethod
#def testMethod()
#filter Filter
This is my $output
#end filter
#end def
'''
# The generated code for the template's testMethod() should look something
# like this in the 'error' case:
'''
@staticmethod
def testMethod(**KWS):
## CHEETAH: generated from #def testMethod() at line 3, col 13.
trans = DummyTransaction()
_dummyTrans = True
write = trans.response().write
SL = [KWS]
_filter = lambda x, **kwargs: unicode(x)
########################################
## START - generated method body
_orig_filter_18517345 = _filter
filterName = u'Filter'
if self._CHEETAH__filters.has_key("Filter"):
_filter = self._CHEETAH__currentFilter = self._CHEETAH__filters[filterName]
else:
_filter = self._CHEETAH__currentFilter = \
self._CHEETAH__filters[filterName] = getattr(self._CHEETAH__filtersLib, filterName)(self).filter
write(u' This is my ')
_v = VFFSL(SL,"output",True) # u'$output' on line 5, col 32
if _v is not None: write(_filter(_v, rawExpr=u'$output')) # from line 5, col 32.
########################################
## END - generated method body
return _dummyTrans and trans.response().getvalue() or ""
'''
template = Cheetah.Template.Template.compile(template)
assert template
assert template.testMethod(output='bug')
if __name__ == '__main__':
unittest.main()
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