"""unit tests for selectors mechanism
:organization: Logilab
:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
"""
from logilab.common.testlib import TestCase, unittest_main
from cubicweb.devtools.testlib import EnvBasedTC
from cubicweb.appobject import Selector, AndSelector, OrSelector
from cubicweb.selectors import implements, match_user_groups
from cubicweb.interfaces import IDownloadable
from cubicweb.web import action
class _1_(Selector):
def __call__(self, *args, **kwargs):
return 1
class _0_(Selector):
def __call__(self, *args, **kwargs):
return 0
def _2_(*args, **kwargs):
return 2
class SelectorsTC(TestCase):
def test_basic_and(self):
selector = _1_() & _1_()
self.assertEquals(selector(None), 2)
selector = _1_() & _0_()
self.assertEquals(selector(None), 0)
selector = _0_() & _1_()
self.assertEquals(selector(None), 0)
def test_basic_or(self):
selector = _1_() | _1_()
self.assertEquals(selector(None), 1)
selector = _1_() | _0_()
self.assertEquals(selector(None), 1)
selector = _0_() | _1_()
self.assertEquals(selector(None), 1)
selector = _0_() | _0_()
self.assertEquals(selector(None), 0)
def test_selector_and_function(self):
selector = _1_() & _2_
self.assertEquals(selector(None), 3)
selector = _2_ & _1_()
self.assertEquals(selector(None), 3)
def test_three_and(self):
selector = _1_() & _1_() & _1_()
self.assertEquals(selector(None), 3)
selector = _1_() & _0_() & _1_()
self.assertEquals(selector(None), 0)
selector = _0_() & _1_() & _1_()
self.assertEquals(selector(None), 0)
def test_three_or(self):
selector = _1_() | _1_() | _1_()
self.assertEquals(selector(None), 1)
selector = _1_() | _0_() | _1_()
self.assertEquals(selector(None), 1)
selector = _0_() | _1_() | _1_()
self.assertEquals(selector(None), 1)
selector = _0_() | _0_() | _0_()
self.assertEquals(selector(None), 0)
def test_composition(self):
selector = (_1_() & _1_()) & (_1_() & _1_())
self.failUnless(isinstance(selector, AndSelector))
self.assertEquals(len(selector.selectors), 4)
self.assertEquals(selector(None), 4)
selector = (_1_() & _0_()) | (_1_() & _1_())
self.failUnless(isinstance(selector, OrSelector))
self.assertEquals(len(selector.selectors), 2)
self.assertEquals(selector(None), 2)
def test_search_selectors(self):
sel = implements('something')
self.assertIs(sel.search_selector(implements), sel)
csel = AndSelector(sel, Selector())
self.assertIs(csel.search_selector(implements), sel)
csel = AndSelector(Selector(), sel)
self.assertIs(csel.search_selector(implements), sel)
class ImplementsSelectorTC(EnvBasedTC):
def test_etype_priority(self):
req = self.request()
cls = self.vreg['etypes'].etype_class('File')
anyscore = implements('Any').score_class(cls, req)
idownscore = implements(IDownloadable).score_class(cls, req)
self.failUnless(idownscore > anyscore, (idownscore, anyscore))
filescore = implements('File').score_class(cls, req)
self.failUnless(filescore > idownscore, (filescore, idownscore))
def test_etype_inheritance_no_yams_inheritance(self):
cls = self.vreg['etypes'].etype_class('Personne')
self.failIf(implements('Societe').score_class(cls, self.request()))
class MatchUserGroupsTC(EnvBasedTC):
def test_owners_group(self):
"""tests usage of 'owners' group with match_user_group"""
class SomeAction(action.Action):
id = 'yo'
category = 'foo'
__select__ = match_user_groups('owners')
self.vreg._loadedmods[__name__] = {}
self.vreg.register_appobject_class(SomeAction)
self.failUnless(SomeAction in self.vreg['actions']['yo'], self.vreg['actions'])
try:
# login as a simple user
self.create_user('john')
self.login('john')
# it should not be possible to use SomeAction not owned objects
rset, req = self.env.get_rset_and_req('Any G WHERE G is CWGroup, G name "managers"')
self.failIf('yo' in dict(self.pactions(req, rset)))
# insert a new card, and check that we can use SomeAction on our object
self.execute('INSERT Card C: C title "zoubidou"')
self.commit()
rset, req = self.env.get_rset_and_req('Card C WHERE C title "zoubidou"')
self.failUnless('yo' in dict(self.pactions(req, rset)), self.pactions(req, rset))
# make sure even managers can't use the action
self.restore_connection()
rset, req = self.env.get_rset_and_req('Card C WHERE C title "zoubidou"')
self.failIf('yo' in dict(self.pactions(req, rset)))
finally:
del self.vreg[SomeAction.__registry__][SomeAction.id]
if __name__ == '__main__':
unittest_main()