--- a/server/test/unittest_rqlrewrite.py Thu Sep 17 19:38:04 2009 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,194 +0,0 @@
-"""
-
-: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 unittest_main, TestCase
-from logilab.common.testlib import mock_object
-
-from rql import parse, nodes, RQLHelper
-
-from cubicweb import Unauthorized
-from cubicweb.server.rqlrewrite import RQLRewriter
-from cubicweb.devtools import repotest, TestServerConfiguration
-
-config = TestServerConfiguration('data')
-config.bootstrap_cubes()
-schema = config.load_schema()
-schema.add_relation_def(mock_object(subject='Card', name='in_state', object='State', cardinality='1*'))
-
-rqlhelper = RQLHelper(schema, special_relations={'eid': 'uid',
- 'has_text': 'fti'})
-
-def setup_module(*args):
- repotest.do_monkey_patch()
-
-def teardown_module(*args):
- repotest.undo_monkey_patch()
-
-def eid_func_map(eid):
- return {1: 'CWUser',
- 2: 'Card'}[eid]
-
-def rewrite(rqlst, snippets_map, kwargs):
- class FakeQuerier:
- schema = schema
- @staticmethod
- def solutions(sqlcursor, mainrqlst, kwargs):
- rqlhelper.compute_solutions(rqlst, {'eid': eid_func_map}, kwargs=kwargs)
- class _rqlhelper:
- @staticmethod
- def annotate(rqlst):
- rqlhelper.annotate(rqlst)
- @staticmethod
- def simplify(mainrqlst, needcopy=False):
- rqlhelper.simplify(rqlst, needcopy)
- rewriter = RQLRewriter(FakeQuerier, mock_object(user=(mock_object(eid=1))))
- for v, snippets in snippets_map.items():
- snippets_map[v] = [mock_object(snippet_rqlst=parse('Any X WHERE '+snippet).children[0],
- expression='Any X WHERE '+snippet)
- for snippet in snippets]
- rqlhelper.compute_solutions(rqlst.children[0], {'eid': eid_func_map}, kwargs=kwargs)
- solutions = rqlst.children[0].solutions
- rewriter.rewrite(rqlst.children[0], snippets_map.items(), solutions, kwargs)
- test_vrefs(rqlst.children[0])
- return rewriter.rewritten
-
-def test_vrefs(node):
- vrefmap = {}
- for vref in node.iget_nodes(nodes.VariableRef):
- vrefmap.setdefault(vref.name, set()).add(vref)
- for var in node.defined_vars.itervalues():
- assert not (var.stinfo['references'] ^ vrefmap[var.name])
- assert (var.stinfo['references'])
-
-class RQLRewriteTC(TestCase):
- """a faire:
-
- * optimisation: detecter les relations utilisees dans les rqlexpressions qui
- sont presentes dans la requete de depart pour les reutiliser si possible
-
- * "has_<ACTION>_permission" ?
- """
-
- def test_base_var(self):
- card_constraint = ('X in_state S, U in_group G, P require_state S,'
- 'P name "read", P require_group G')
- rqlst = parse('Card C')
- rewrite(rqlst, {'C': (card_constraint,)}, {})
- self.failUnlessEqual(rqlst.as_string(),
- u"Any C WHERE C is Card, B eid %(D)s, "
- "EXISTS(C in_state A, B in_group E, F require_state A, "
- "F name 'read', F require_group E, A is State, E is CWGroup, F is CWPermission)")
-
- def test_multiple_var(self):
- card_constraint = ('X in_state S, U in_group G, P require_state S,'
- 'P name "read", P require_group G')
- affaire_constraints = ('X ref LIKE "PUBLIC%"', 'U in_group G, G name "public"')
- kwargs = {'u':2}
- rqlst = parse('Any S WHERE S documented_by C, C eid %(u)s')
- rewrite(rqlst, {'C': (card_constraint,), 'S': affaire_constraints},
- kwargs)
- self.assertTextEquals(rqlst.as_string(),
- "Any S WHERE S documented_by C, C eid %(u)s, B eid %(D)s, "
- "EXISTS(C in_state A, B in_group E, F require_state A, "
- "F name 'read', F require_group E, A is State, E is CWGroup, F is CWPermission), "
- "(EXISTS(S ref LIKE 'PUBLIC%')) OR (EXISTS(B in_group G, G name 'public', G is CWGroup)), "
- "S is Affaire")
- self.failUnless('D' in kwargs)
-
- def test_or(self):
- constraint = '(X identity U) OR (X in_state ST, CL identity U, CL in_state ST, ST name "subscribed")'
- rqlst = parse('Any S WHERE S owned_by C, C eid %(u)s')
- rewrite(rqlst, {'C': (constraint,)}, {'u':1})
- self.failUnlessEqual(rqlst.as_string(),
- "Any S WHERE S owned_by C, C eid %(u)s, A eid %(B)s, "
- "EXISTS((C identity A) OR (C in_state D, E identity A, "
- "E in_state D, D name 'subscribed'), D is State, E is CWUser), "
- "S is IN(Affaire, Basket, Bookmark, CWAttribute, CWCache, CWConstraint, CWConstraintType, CWEType, CWGroup, CWPermission, CWProperty, CWRType, CWRelation, CWUser, Card, Comment, Division, Email, EmailAddress, EmailPart, EmailThread, ExternalUri, File, Folder, Image, Note, Personne, RQLExpression, Societe, State, SubDivision, Tag, TrInfo, Transition)")
-
- def test_simplified_rqlst(self):
- card_constraint = ('X in_state S, U in_group G, P require_state S,'
- 'P name "read", P require_group G')
- rqlst = parse('Any 2') # this is the simplified rql st for Any X WHERE X eid 12
- rewrite(rqlst, {'2': (card_constraint,)}, {})
- self.failUnlessEqual(rqlst.as_string(),
- u"Any 2 WHERE B eid %(C)s, "
- "EXISTS(2 in_state A, B in_group D, E require_state A, "
- "E name 'read', E require_group D, A is State, D is CWGroup, E is CWPermission)")
-
- def test_optional_var(self):
- card_constraint = ('X in_state S, U in_group G, P require_state S,'
- 'P name "read", P require_group G')
- rqlst = parse('Any A,C WHERE A documented_by C?')
- rewrite(rqlst, {'C': (card_constraint,)}, {})
- self.failUnlessEqual(rqlst.as_string(),
- "Any A,C WHERE A documented_by C?, A is Affaire "
- "WITH C BEING "
- "(Any C WHERE C in_state B, D in_group F, G require_state B, G name 'read', "
- "G require_group F, D eid %(A)s, C is Card)")
- rqlst = parse('Any A,C,T WHERE A documented_by C?, C title T')
- rewrite(rqlst, {'C': (card_constraint,)}, {})
- self.failUnlessEqual(rqlst.as_string(),
- "Any A,C,T WHERE A documented_by C?, A is Affaire "
- "WITH C,T BEING "
- "(Any C,T WHERE C in_state B, D in_group F, G require_state B, G name 'read', "
- "G require_group F, C title T, D eid %(A)s, C is Card)")
-
- def test_relation_optimization(self):
- # since Card in_state State as monovalued cardinality, the in_state
- # relation used in the rql expression can be ignored and S replaced by
- # the variable from the incoming query
- card_constraint = ('X in_state S, U in_group G, P require_state S,'
- 'P name "read", P require_group G')
- rqlst = parse('Card C WHERE C in_state STATE')
- rewrite(rqlst, {'C': (card_constraint,)}, {})
- self.failUnlessEqual(rqlst.as_string(),
- u"Any C WHERE C in_state STATE, C is Card, A eid %(B)s, "
- "EXISTS(A in_group D, E require_state STATE, "
- "E name 'read', E require_group D, D is CWGroup, E is CWPermission), "
- "STATE is State")
-
- def test_unsupported_constraint_1(self):
- # CWUser doesn't have require_permission
- trinfo_constraint = ('X wf_info_for Y, Y require_permission P, P name "read"')
- rqlst = parse('Any U,T WHERE U is CWUser, T wf_info_for U')
- self.assertRaises(Unauthorized, rewrite, rqlst, {'T': (trinfo_constraint,)}, {})
-
- def test_unsupported_constraint_2(self):
- trinfo_constraint = ('X wf_info_for Y, Y require_permission P, P name "read"')
- rqlst = parse('Any U,T WHERE U is CWUser, T wf_info_for U')
- rewrite(rqlst, {'T': (trinfo_constraint, 'X wf_info_for Y, Y in_group G, G name "managers"')}, {})
- self.failUnlessEqual(rqlst.as_string(),
- u"Any U,T WHERE U is CWUser, T wf_info_for U, "
- "EXISTS(U in_group B, B name 'managers', B is CWGroup), T is TrInfo")
-
- def test_unsupported_constraint_3(self):
- self.skip('raise unauthorized for now')
- trinfo_constraint = ('X wf_info_for Y, Y require_permission P, P name "read"')
- rqlst = parse('Any T WHERE T wf_info_for X')
- rewrite(rqlst, {'T': (trinfo_constraint, 'X in_group G, G name "managers"')}, {})
- self.failUnlessEqual(rqlst.as_string(),
- u'XXX dunno what should be generated')
-
- def test_add_ambiguity_exists(self):
- constraint = ('X concerne Y')
- rqlst = parse('Affaire X')
- rewrite(rqlst, {'X': (constraint,)}, {})
- self.failUnlessEqual(rqlst.as_string(),
- u"Any X WHERE X is Affaire, (((EXISTS(X concerne A, A is Division)) OR (EXISTS(X concerne D, D is SubDivision))) OR (EXISTS(X concerne C, C is Societe))) OR (EXISTS(X concerne B, B is Note))")
-
- def test_add_ambiguity_outerjoin(self):
- constraint = ('X concerne Y')
- rqlst = parse('Any X,C WHERE X? documented_by C')
- rewrite(rqlst, {'X': (constraint,)}, {})
- # ambiguity are kept in the sub-query, no need to be resolved using OR
- self.failUnlessEqual(rqlst.as_string(),
- u"Any X,C WHERE X? documented_by C, C is Card WITH X BEING (Any X WHERE X concerne A, X is Affaire)")
-
-
-
-if __name__ == '__main__':
- unittest_main()