test/unittest_rqlrewrite.py
author Rémi Cardona <remi.cardona@logilab.fr>
Fri, 03 Jul 2015 15:18:24 +0200
changeset 10507 d54a942ee6da
parent 9955 60a9cd1b3a4b
child 10612 84468b90e9c1
permissions -rw-r--r--
[web/test] Modernize unittest_propertysheet.py - remove call to os.makedirs in global scope - fold CACHEDIR as an instance attribute - bonus: use unittest directly instead of lgc.testlib
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# copyright 2003-2014 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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from logilab.common.testlib import unittest_main, TestCase
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from logilab.common.testlib import mock_object
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from yams import BadSchemaDefinition
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from yams.buildobjs import RelationDefinition
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from rql import parse, nodes, RQLHelper
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from cubicweb import Unauthorized, rqlrewrite
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from cubicweb.schema import RRQLExpression, ERQLExpression
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from cubicweb.devtools import repotest, TestServerConfiguration, BaseApptestConfiguration
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def setUpModule(*args):
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    global rqlhelper, schema
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    config = TestServerConfiguration(RQLRewriteTC.datapath('rewrite'))
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    config.bootstrap_cubes()
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    schema = config.load_schema()
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    schema.add_relation_def(RelationDefinition(subject='Card', name='in_state',
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                                               object='State', cardinality='1*'))
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    rqlhelper = RQLHelper(schema, special_relations={'eid': 'uid',
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                                                     'has_text': 'fti'})
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    repotest.do_monkey_patch()
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def tearDownModule(*args):
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    repotest.undo_monkey_patch()
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    global rqlhelper, schema
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    del rqlhelper, schema
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def eid_func_map(eid):
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    return {1: 'CWUser',
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            2: 'Card',
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            3: 'Affaire'}[eid]
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def _prepare_rewriter(rewriter_cls, kwargs):
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    class FakeVReg:
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        schema = schema
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        @staticmethod
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        def solutions(sqlcursor, rqlst, kwargs):
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            rqlhelper.compute_solutions(rqlst, {'eid': eid_func_map}, kwargs=kwargs)
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        class rqlhelper:
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            @staticmethod
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            def annotate(rqlst):
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                rqlhelper.annotate(rqlst)
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            @staticmethod
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            def simplify(mainrqlst, needcopy=False):
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                rqlhelper.simplify(rqlst, needcopy)
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    return rewriter_cls(mock_object(vreg=FakeVReg, user=(mock_object(eid=1))))
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def rewrite(rqlst, snippets_map, kwargs, existingvars=None):
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    rewriter = _prepare_rewriter(rqlrewrite.RQLRewriter, kwargs)
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    snippets = []
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    for v, exprs in sorted(snippets_map.items()):
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        rqlexprs = [isinstance(snippet, basestring)
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                    and mock_object(snippet_rqlst=parse('Any X WHERE '+snippet).children[0],
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                                    expression='Any X WHERE '+snippet)
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                    or snippet
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                    for snippet in exprs]
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        snippets.append((dict([v]), rqlexprs))
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    rqlhelper.compute_solutions(rqlst.children[0], {'eid': eid_func_map}, kwargs=kwargs)
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    rewriter.rewrite(rqlst.children[0], snippets, kwargs, existingvars)
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    test_vrefs(rqlst.children[0])
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    return rewriter.rewritten
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def test_vrefs(node):
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    vrefmaps = {}
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    selects = []
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    for vref in node.iget_nodes(nodes.VariableRef):
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        stmt = vref.stmt
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        try:
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            vrefmaps[stmt].setdefault(vref.name, set()).add(vref)
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        except KeyError:
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            vrefmaps[stmt] = {vref.name: set( (vref,) )}
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            selects.append(stmt)
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    assert node in selects, (node, selects)
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    for stmt in selects:
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        for var in stmt.defined_vars.itervalues():
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            assert var.stinfo['references']
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            vrefmap = vrefmaps[stmt]
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            assert not (var.stinfo['references'] ^ vrefmap[var.name]), (node.as_string(), var, var.stinfo['references'], vrefmap[var.name])
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class RQLRewriteTC(TestCase):
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    """a faire:
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    * optimisation: detecter les relations utilisees dans les rqlexpressions qui
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      sont presentes dans la requete de depart pour les reutiliser si possible
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0
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    * "has_<ACTION>_permission" ?
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    """
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0
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    def test_base_var(self):
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        constraint = ('X in_state S, U in_group G, P require_state S,'
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                           'P name "read", P require_group G')
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        rqlst = parse('Card C')
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        rewrite(rqlst, {('C', 'X'): (constraint,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         u"Any C WHERE C is Card, B eid %(D)s, "
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                         "EXISTS(C in_state A, B in_group E, F require_state A, "
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                         "F name 'read', F require_group E, A is State, E is CWGroup, F is CWPermission)")
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0
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    def test_multiple_var(self):
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        card_constraint = ('X in_state S, U in_group G, P require_state S,'
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                           'P name "read", P require_group G')
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        affaire_constraints = ('X ref LIKE "PUBLIC%"', 'U in_group G, G name "public"')
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        kwargs = {'u':2}
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        rqlst = parse('Any S WHERE S documented_by C, C eid %(u)s')
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        rewrite(rqlst, {('C', 'X'): (card_constraint,), ('S', 'X'): affaire_constraints},
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                kwargs)
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        self.assertMultiLineEqual(
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            rqlst.as_string(),
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            "Any S WHERE S documented_by C, C eid %(u)s, B eid %(D)s, "
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            "EXISTS(C in_state A, B in_group E, F require_state A, "
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            "F name 'read', F require_group E, A is State, E is CWGroup, F is CWPermission), "
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            "(EXISTS(S ref LIKE 'PUBLIC%')) OR (EXISTS(B in_group G, G name 'public', G is CWGroup)), "
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            "S is Affaire")
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        self.assertIn('D', kwargs)
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0
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    def test_or(self):
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        constraint = '(X identity U) OR (X in_state ST, CL identity U, CL in_state ST, ST name "subscribed")'
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        rqlst = parse('Any S WHERE S owned_by C, C eid %(u)s, S is in (CWUser, CWGroup)')
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        rewrite(rqlst, {('C', 'X'): (constraint,)}, {'u':1})
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        self.assertEqual(rqlst.as_string(),
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                         "Any S WHERE S owned_by C, C eid %(u)s, S is IN(CWUser, CWGroup), A eid %(B)s, "
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                         "EXISTS((C identity A) OR (C in_state D, E identity A, "
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                         "E in_state D, D name 'subscribed'), D is State, E is CWUser)")
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    def test_simplified_rqlst(self):
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        constraint = ('X in_state S, U in_group G, P require_state S,'
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                           'P name "read", P require_group G')
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        rqlst = parse('Any 2') # this is the simplified rql st for Any X WHERE X eid 12
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        rewrite(rqlst, {('2', 'X'): (constraint,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         u"Any 2 WHERE B eid %(C)s, "
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                         "EXISTS(2 in_state A, B in_group D, E require_state A, "
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                         "E name 'read', E require_group D, A is State, D is CWGroup, E is CWPermission)")
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    def test_optional_var_1(self):
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        constraint = ('X in_state S, U in_group G, P require_state S,'
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                           'P name "read", P require_group G')
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        rqlst = parse('Any A,C WHERE A documented_by C?')
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        rewrite(rqlst, {('C', 'X'): (constraint,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         "Any A,C WHERE A documented_by C?, A is Affaire "
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                         "WITH C BEING "
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                         "(Any C WHERE EXISTS(C in_state B, D in_group F, G require_state B, G name 'read', "
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                         "G require_group F), D eid %(A)s, C is Card)")
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    def test_optional_var_2(self):
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        constraint = ('X in_state S, U in_group G, P require_state S,'
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                           'P name "read", P require_group G')
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        rqlst = parse('Any A,C,T WHERE A documented_by C?, C title T')
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        rewrite(rqlst, {('C', 'X'): (constraint,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         "Any A,C,T WHERE A documented_by C?, A is Affaire "
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                         "WITH C,T BEING "
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                         "(Any C,T WHERE C title T, EXISTS(C in_state B, D in_group F, "
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                         "G require_state B, G name 'read', G require_group F), "
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                         "D eid %(A)s, C is Card)")
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    def test_optional_var_3(self):
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        constraint1 = ('X in_state S, U in_group G, P require_state S,'
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                       'P name "read", P require_group G')
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        constraint2 = 'X in_state S, S name "public"'
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        rqlst = parse('Any A,C,T WHERE A documented_by C?, C title T')
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        rewrite(rqlst, {('C', 'X'): (constraint1, constraint2)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         "Any A,C,T WHERE A documented_by C?, A is Affaire "
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                         "WITH C,T BEING (Any C,T WHERE C title T, "
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                         "(EXISTS(C in_state B, D in_group F, G require_state B, G name 'read', G require_group F)) "
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                         "OR (EXISTS(C in_state E, E name 'public')), "
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                         "D eid %(A)s, C is Card)")
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   189
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    def test_optional_var_4(self):
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        constraint1 = 'A created_by U, X documented_by A'
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        constraint2 = 'A created_by U, X concerne A'
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        constraint3 = 'X created_by U'
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        rqlst = parse('Any X,LA,Y WHERE LA? documented_by X, LA concerne Y')
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        rewrite(rqlst, {('LA', 'X'): (constraint1, constraint2),
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                        ('X', 'X'): (constraint3,),
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                        ('Y', 'X'): (constraint3,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                             u'Any X,LA,Y WHERE LA? documented_by X, LA concerne Y, B eid %(C)s, '
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                             'EXISTS(X created_by B), EXISTS(Y created_by B), '
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                             'X is Card, Y is IN(Division, Note, Societe) '
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                             'WITH LA BEING (Any LA WHERE (EXISTS(A created_by B, LA documented_by A)) OR (EXISTS(E created_by B, LA concerne E)), '
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                             'B eid %(D)s, LA is Affaire)')
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9168
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    def test_ambiguous_optional_same_exprs(self):
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        """See #3013535"""
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        # see test of the same name in RewriteFullTC: original problem is
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        # unreproducible here because it actually lies in
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        # RQLRewriter.insert_local_checks
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        rqlst = parse('Any A,AR,X,CD WHERE A concerne X?, A ref AR, A eid %(a)s, X creation_date CD')
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        rewrite(rqlst, {('X', 'X'): ('X created_by U',),}, {'a': 3})
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        self.assertEqual(rqlst.as_string(),
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                         u'Any A,AR,X,CD WHERE A concerne X?, A ref AR, A eid %(a)s WITH X,CD BEING (Any X,CD WHERE X creation_date CD, EXISTS(X created_by B), B eid %(A)s, X is IN(Division, Note, Societe))')
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    def test_optional_var_inlined(self):
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        c1 = ('X require_permission P')
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        c2 = ('X inlined_card O, O require_permission P')
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        rqlst = parse('Any C,A,R WHERE A? inlined_card C, A ref R')
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        rewrite(rqlst, {('C', 'X'): (c1,),
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                        ('A', 'X'): (c2,),
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                        }, {})
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        # XXX suboptimal
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        self.assertEqual(rqlst.as_string(),
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                         "Any C,A,R WITH A,C,R BEING "
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                         "(Any A,C,R WHERE A? inlined_card C, A ref R, "
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                         "(A is NULL) OR (EXISTS(A inlined_card B, B require_permission D, "
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                         "B is Card, D is CWPermission)), "
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                         "A is Affaire, C is Card, EXISTS(C require_permission E, E is CWPermission))")
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    # def test_optional_var_inlined_has_perm(self):
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    #     c1 = ('X require_permission P')
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    #     c2 = ('X inlined_card O, U has_read_permission O')
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    #     rqlst = parse('Any C,A,R WHERE A? inlined_card C, A ref R')
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    #     rewrite(rqlst, {('C', 'X'): (c1,),
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    #                     ('A', 'X'): (c2,),
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    #                     }, {})
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    #     self.assertEqual(rqlst.as_string(),
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    #                          "")
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    def test_optional_var_inlined_imbricated_error(self):
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        c1 = ('X require_permission P')
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        c2 = ('X inlined_card O, O require_permission P')
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        rqlst = parse('Any C,A,R,A2,R2 WHERE A? inlined_card C, A ref R,A2? inlined_card C, A2 ref R2')
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        self.assertRaises(BadSchemaDefinition,
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                          rewrite, rqlst, {('C', 'X'): (c1,),
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                                           ('A', 'X'): (c2,),
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                                           ('A2', 'X'): (c2,),
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                                           }, {})
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    def test_optional_var_inlined_linked(self):
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        c1 = ('X require_permission P')
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        c2 = ('X inlined_card O, O require_permission P')
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        rqlst = parse('Any A,W WHERE A inlined_card C?, C inlined_note N, '
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                      'N inlined_affaire W')
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        rewrite(rqlst, {('C', 'X'): (c1,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         'Any A,W WHERE A inlined_card C?, A is Affaire '
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                         'WITH C,N,W BEING (Any C,N,W WHERE C inlined_note N, '
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                         'N inlined_affaire W, EXISTS(C require_permission B), '
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                         'C is Card, N is Note, W is Affaire)')
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   262
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    def test_relation_optimization_1_lhs(self):
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        # since Card in_state State as monovalued cardinality, the in_state
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        # relation used in the rql expression can be ignored and S replaced by
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        # the variable from the incoming query
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        snippet = ('X in_state S, S name "hop"')
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        rqlst = parse('Card C WHERE C in_state STATE')
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        rewrite(rqlst, {('C', 'X'): (snippet,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         "Any C WHERE C in_state STATE, C is Card, "
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                         "EXISTS(STATE name 'hop'), STATE is State")
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    def test_relation_optimization_1_rhs(self):
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        snippet = ('TW subworkflow_exit X, TW name "hop"')
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        rqlst = parse('WorkflowTransition C WHERE C subworkflow_exit EXIT')
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        rewrite(rqlst, {('EXIT', 'X'): (snippet,)}, {})
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        self.assertEqual(rqlst.as_string(),
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                         "Any C WHERE C subworkflow_exit EXIT, C is WorkflowTransition, "
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                         "EXISTS(C name 'hop'), EXIT is SubWorkflowExitPoint")
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    def test_relation_optimization_2_lhs(self):
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        # optional relation can be shared if also optional in the snippet
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        snippet = ('X in_state S?, S name "hop"')
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        rqlst = parse('Card C WHERE C in_state STATE?')
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   286
        rewrite(rqlst, {('C', 'X'): (snippet,)}, {})
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   287
        self.assertEqual(rqlst.as_string(),
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   288
                         "Any C WHERE C in_state STATE?, C is Card, "
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   289
                         "EXISTS(STATE name 'hop'), STATE is State")
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   290
    def test_relation_optimization_2_rhs(self):
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   291
        snippet = ('TW? subworkflow_exit X, TW name "hop"')
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   292
        rqlst = parse('SubWorkflowExitPoint EXIT WHERE C? subworkflow_exit EXIT')
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   293
        rewrite(rqlst, {('EXIT', 'X'): (snippet,)}, {})
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   294
        self.assertEqual(rqlst.as_string(),
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   295
                         "Any EXIT WHERE C? subworkflow_exit EXIT, EXIT is SubWorkflowExitPoint, "
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diff changeset
   296
                         "EXISTS(C name 'hop'), C is WorkflowTransition")
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   297
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   298
    def test_relation_optimization_3_lhs(self):
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   299
        # optional relation in the snippet but not in the orig tree can be shared
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   300
        snippet = ('X in_state S?, S name "hop"')
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   301
        rqlst = parse('Card C WHERE C in_state STATE')
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   302
        rewrite(rqlst, {('C', 'X'): (snippet,)}, {})
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   303
        self.assertEqual(rqlst.as_string(),
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   304
                         "Any C WHERE C in_state STATE, C is Card, "
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   305
                         "EXISTS(STATE name 'hop'), STATE is State")
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diff changeset
   306
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   307
    def test_relation_optimization_3_rhs(self):
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   308
        snippet = ('TW? subworkflow_exit X, TW name "hop"')
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   309
        rqlst = parse('WorkflowTransition C WHERE C subworkflow_exit EXIT')
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   310
        rewrite(rqlst, {('EXIT', 'X'): (snippet,)}, {})
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   311
        self.assertEqual(rqlst.as_string(),
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   312
                         "Any C WHERE C subworkflow_exit EXIT, C is WorkflowTransition, "
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diff changeset
   313
                         "EXISTS(C name 'hop'), EXIT is SubWorkflowExitPoint")
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diff changeset
   314
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   315
    def test_relation_non_optimization_1_lhs(self):
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   316
        # but optional relation in the orig tree but not in the snippet can't be shared
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   317
        snippet = ('X in_state S, S name "hop"')
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   318
        rqlst = parse('Card C WHERE C in_state STATE?')
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   319
        rewrite(rqlst, {('C', 'X'): (snippet,)}, {})
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   320
        self.assertEqual(rqlst.as_string(),
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diff changeset
   321
                         "Any C WHERE C in_state STATE?, C is Card, "
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diff changeset
   322
                         "EXISTS(C in_state A, A name 'hop', A is State), STATE is State")
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diff changeset
   323
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   324
    def test_relation_non_optimization_1_rhs(self):
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   325
        snippet = ('TW subworkflow_exit X, TW name "hop"')
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diff changeset
   326
        rqlst = parse('SubWorkflowExitPoint EXIT WHERE C? subworkflow_exit EXIT')
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diff changeset
   327
        rewrite(rqlst, {('EXIT', 'X'): (snippet,)}, {})
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   328
        self.assertEqual(rqlst.as_string(),
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   329
                         "Any EXIT WHERE C? subworkflow_exit EXIT, EXIT is SubWorkflowExitPoint, "
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diff changeset
   330
                         "EXISTS(A subworkflow_exit EXIT, A name 'hop', A is WorkflowTransition), "
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diff changeset
   331
                         "C is WorkflowTransition")
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   332
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diff changeset
   333
    def test_relation_non_optimization_2(self):
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   334
        """See #3024730"""
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   335
        # 'X inlined_note N' must not be shared with 'C inlined_note N'
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diff changeset
   336
        # previously inserted, else this may introduce duplicated results, as N
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diff changeset
   337
        # will then be shared by multiple EXISTS and so at SQL generation time,
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diff changeset
   338
        # the table will be in the FROM clause of the outermost query
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diff changeset
   339
        rqlst = parse('Any A,C WHERE A inlined_card C')
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   340
        rewrite(rqlst, {('A', 'X'): ('X inlined_card C, C inlined_note N, N owned_by U',),
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   341
                        ('C', 'X'): ('X inlined_note N, N owned_by U',)}, {})
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   342
        self.assertEqual(rqlst.as_string(),
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diff changeset
   343
                         'Any A,C WHERE A inlined_card C, D eid %(E)s, '
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   344
                         'EXISTS(C inlined_note B, B owned_by D, B is Note), '
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diff changeset
   345
                         'EXISTS(C inlined_note F, F owned_by D, F is Note), '
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diff changeset
   346
                         'A is Affaire, C is Card')
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   347
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   348
    def test_unsupported_constraint_1(self):
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   349
        # CWUser doesn't have require_permission
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   350
        trinfo_constraint = ('X wf_info_for Y, Y require_permission P, P name "read"')
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   351
        rqlst = parse('Any U,T WHERE U is CWUser, T wf_info_for U')
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diff changeset
   352
        self.assertRaises(Unauthorized, rewrite, rqlst, {('T', 'X'): (trinfo_constraint,)}, {})
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   353
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   354
    def test_unsupported_constraint_2(self):
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   355
        trinfo_constraint = ('X wf_info_for Y, Y require_permission P, P name "read"')
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diff changeset
   356
        rqlst = parse('Any U,T WHERE U is CWUser, T wf_info_for U')
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diff changeset
   357
        rewrite(rqlst, {('T', 'X'): (trinfo_constraint, 'X wf_info_for Y, Y in_group G, G name "managers"')}, {})
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   358
        self.assertEqual(rqlst.as_string(),
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diff changeset
   359
                         u"Any U,T WHERE U is CWUser, T wf_info_for U, "
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diff changeset
   360
                         "EXISTS(U in_group B, B name 'managers', B is CWGroup), T is TrInfo")
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   361
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   362
    def test_unsupported_constraint_3(self):
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diff changeset
   363
        self.skipTest('raise unauthorized for now')
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   364
        trinfo_constraint = ('X wf_info_for Y, Y require_permission P, P name "read"')
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   365
        rqlst = parse('Any T WHERE T wf_info_for X')
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diff changeset
   366
        rewrite(rqlst, {('T', 'X'): (trinfo_constraint, 'X in_group G, G name "managers"')}, {})
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   367
        self.assertEqual(rqlst.as_string(),
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diff changeset
   368
                         u'XXX dunno what should be generated')
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diff changeset
   369
0
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   370
    def test_add_ambiguity_exists(self):
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   371
        constraint = ('X concerne Y')
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diff changeset
   372
        rqlst = parse('Affaire X')
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diff changeset
   373
        rewrite(rqlst, {('X', 'X'): (constraint,)}, {})
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diff changeset
   374
        self.assertEqual(rqlst.as_string(),
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diff changeset
   375
                         u"Any X WHERE X is Affaire, ((EXISTS(X concerne A, A is Division)) OR (EXISTS(X concerne C, C is Societe))) OR (EXISTS(X concerne B, B is Note))")
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diff changeset
   376
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diff changeset
   377
    def test_add_ambiguity_outerjoin(self):
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   378
        constraint = ('X concerne Y')
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diff changeset
   379
        rqlst = parse('Any X,C WHERE X? documented_by C')
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diff changeset
   380
        rewrite(rqlst, {('X', 'X'): (constraint,)}, {})
0
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diff changeset
   381
        # ambiguity are kept in the sub-query, no need to be resolved using OR
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diff changeset
   382
        self.assertEqual(rqlst.as_string(),
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diff changeset
   383
                         u"Any X,C WHERE X? documented_by C, C is Card WITH X BEING (Any X WHERE EXISTS(X concerne A), X is Affaire)")
1787
71c143c0ada3 fix test
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   384
71c143c0ada3 fix test
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   385
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   386
    def test_rrqlexpr_nonexistant_subject_1(self):
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   387
        constraint = RRQLExpression('S owned_by U')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   388
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   389
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'SU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   390
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   391
                         u"Any C WHERE C is Card, A eid %(B)s, EXISTS(C owned_by A)")
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   392
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   393
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'OU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   394
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   395
                         u"Any C WHERE C is Card")
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   396
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   397
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'SOU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   398
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   399
                         u"Any C WHERE C is Card, A eid %(B)s, EXISTS(C owned_by A)")
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   400
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   401
    def test_rrqlexpr_nonexistant_subject_2(self):
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   402
        constraint = RRQLExpression('S owned_by U, O owned_by U, O is Card')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   403
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   404
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'SU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   405
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   406
                         'Any C WHERE C is Card, A eid %(B)s, EXISTS(C owned_by A)')
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   407
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   408
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'OU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   409
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   410
                         'Any C WHERE C is Card, B eid %(D)s, EXISTS(A owned_by B, A is Card)')
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   411
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   412
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'SOU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   413
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   414
                         'Any C WHERE C is Card, A eid %(B)s, EXISTS(C owned_by A, D owned_by A, D is Card)')
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   415
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   416
    def test_rrqlexpr_nonexistant_subject_3(self):
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   417
        constraint = RRQLExpression('U in_group G, G name "users"')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   418
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   419
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'SU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   420
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   421
                         u'Any C WHERE C is Card, A eid %(B)s, EXISTS(A in_group D, D name "users", D is CWGroup)')
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   422
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   423
    def test_rrqlexpr_nonexistant_subject_4(self):
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   424
        constraint = RRQLExpression('U in_group G, G name "users", S owned_by U')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   425
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   426
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'SU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   427
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   428
                         u'Any C WHERE C is Card, A eid %(B)s, EXISTS(A in_group D, D name "users", C owned_by A, D is CWGroup)')
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   429
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   430
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'OU')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   431
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   432
                         u'Any C WHERE C is Card, A eid %(B)s, EXISTS(A in_group D, D name "users", D is CWGroup)')
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   433
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   434
    def test_rrqlexpr_nonexistant_subject_5(self):
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   435
        constraint = RRQLExpression('S owned_by Z, O owned_by Z, O is Card')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   436
        rqlst = parse('Card C')
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   437
        rewrite(rqlst, {('C', 'S'): (constraint,)}, {}, 'S')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   438
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   439
                         u"Any C WHERE C is Card, EXISTS(C owned_by A, A is CWUser)")
3826
0c0c051863cb close #511810: bad rql generated when looking for vocabulary for a relation on an entity which doesn't exist (yet)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3443
diff changeset
   440
7251
163a2eab0e55 [rql rewrite] backout 7177:f2a976cf7dac : since EXISTS is the variable scope, we want to insert snippets here anyway (other solution would be to NOT insert snippets at all in such case). Closes #1625464
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7139
diff changeset
   441
    def test_rqlexpr_not_relation_1_1(self):
9262
7fc54e02291f [security] fix dumb attribute error when inserting read security. Closes #3196891
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9189
diff changeset
   442
        constraint = ERQLExpression('X owned_by Z, Z login "hop"', 'X')
5582
3e133b29a1a4 [rql2sql] follow rql 0.26.1 changes: NOT nodes normalization, allowing simplification of sql generation, and fix #XXX
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5424
diff changeset
   443
        rqlst = parse('Affaire A WHERE NOT EXISTS(A documented_by C)')
3e133b29a1a4 [rql2sql] follow rql 0.26.1 changes: NOT nodes normalization, allowing simplification of sql generation, and fix #XXX
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5424
diff changeset
   444
        rewrite(rqlst, {('C', 'X'): (constraint,)}, {}, 'X')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   445
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   446
                         u'Any A WHERE NOT EXISTS(A documented_by C, EXISTS(C owned_by B, B login "hop", B is CWUser), C is Card), A is Affaire')
5582
3e133b29a1a4 [rql2sql] follow rql 0.26.1 changes: NOT nodes normalization, allowing simplification of sql generation, and fix #XXX
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5424
diff changeset
   447
7251
163a2eab0e55 [rql rewrite] backout 7177:f2a976cf7dac : since EXISTS is the variable scope, we want to insert snippets here anyway (other solution would be to NOT insert snippets at all in such case). Closes #1625464
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7139
diff changeset
   448
    def test_rqlexpr_not_relation_1_2(self):
9262
7fc54e02291f [security] fix dumb attribute error when inserting read security. Closes #3196891
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9189
diff changeset
   449
        constraint = ERQLExpression('X owned_by Z, Z login "hop"', 'X')
7251
163a2eab0e55 [rql rewrite] backout 7177:f2a976cf7dac : since EXISTS is the variable scope, we want to insert snippets here anyway (other solution would be to NOT insert snippets at all in such case). Closes #1625464
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7139
diff changeset
   450
        rqlst = parse('Affaire A WHERE NOT EXISTS(A documented_by C)')
163a2eab0e55 [rql rewrite] backout 7177:f2a976cf7dac : since EXISTS is the variable scope, we want to insert snippets here anyway (other solution would be to NOT insert snippets at all in such case). Closes #1625464
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7139
diff changeset
   451
        rewrite(rqlst, {('A', 'X'): (constraint,)}, {}, 'X')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   452
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   453
                         u'Any A WHERE NOT EXISTS(A documented_by C, C is Card), A is Affaire, EXISTS(A owned_by B, B login "hop", B is CWUser)')
7251
163a2eab0e55 [rql rewrite] backout 7177:f2a976cf7dac : since EXISTS is the variable scope, we want to insert snippets here anyway (other solution would be to NOT insert snippets at all in such case). Closes #1625464
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7139
diff changeset
   454
163a2eab0e55 [rql rewrite] backout 7177:f2a976cf7dac : since EXISTS is the variable scope, we want to insert snippets here anyway (other solution would be to NOT insert snippets at all in such case). Closes #1625464
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7139
diff changeset
   455
    def test_rqlexpr_not_relation_2(self):
9262
7fc54e02291f [security] fix dumb attribute error when inserting read security. Closes #3196891
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9189
diff changeset
   456
        constraint = ERQLExpression('X owned_by Z, Z login "hop"', 'X')
5582
3e133b29a1a4 [rql2sql] follow rql 0.26.1 changes: NOT nodes normalization, allowing simplification of sql generation, and fix #XXX
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5424
diff changeset
   457
        rqlst = rqlhelper.parse('Affaire A WHERE NOT A documented_by C', annotate=False)
3e133b29a1a4 [rql2sql] follow rql 0.26.1 changes: NOT nodes normalization, allowing simplification of sql generation, and fix #XXX
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5424
diff changeset
   458
        rewrite(rqlst, {('C', 'X'): (constraint,)}, {}, 'X')
7791
31bb51ea5485 [deprecation] fix unittest pending deprecation warnings on failIf/failUnless methods family
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7790
diff changeset
   459
        self.assertEqual(rqlst.as_string(),
8113
1e8c92202f44 [test] reindent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7868
diff changeset
   460
                         u'Any A WHERE NOT EXISTS(A documented_by C, EXISTS(C owned_by B, B login "hop", B is CWUser), C is Card), A is Affaire')
5582
3e133b29a1a4 [rql2sql] follow rql 0.26.1 changes: NOT nodes normalization, allowing simplification of sql generation, and fix #XXX
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5424
diff changeset
   461
8264
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   462
    def test_rqlexpr_multiexpr_outerjoin(self):
9262
7fc54e02291f [security] fix dumb attribute error when inserting read security. Closes #3196891
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9189
diff changeset
   463
        c1 = ERQLExpression('X owned_by Z, Z login "hop"', 'X')
7fc54e02291f [security] fix dumb attribute error when inserting read security. Closes #3196891
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9189
diff changeset
   464
        c2 = ERQLExpression('X owned_by Z, Z login "hip"', 'X')
7fc54e02291f [security] fix dumb attribute error when inserting read security. Closes #3196891
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9189
diff changeset
   465
        c3 = ERQLExpression('X owned_by Z, Z login "momo"', 'X')
8264
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   466
        rqlst = rqlhelper.parse('Any A WHERE A documented_by C?', annotate=False)
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   467
        rewrite(rqlst, {('C', 'X'): (c1, c2, c3)}, {}, 'X')
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   468
        self.assertEqual(rqlst.as_string(),
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   469
                         u'Any A WHERE A documented_by C?, A is Affaire '
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   470
                         'WITH C BEING (Any C WHERE ((EXISTS(C owned_by B, B login "hop")) '
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   471
                         'OR (EXISTS(C owned_by D, D login "momo"))) '
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   472
                         'OR (EXISTS(C owned_by A, A login "hip")), C is Card)')
a4b009ba92ce [rql rewrite] when a subquery has to be introduced, properly return the snippet expression so that further expressions are properly ored. Closes #2207180
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8113
diff changeset
   473
8296
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   474
    def test_multiple_erql_one_bad(self):
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   475
        #: reproduce bug #2236985
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   476
        #: (rqlrewrite fails to remove rewritten entry for unsupported constraint and then crash)
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   477
        #:
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   478
        #: This check a very rare code path triggered by the four condition below
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   479
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   480
        # 1. c_ok introduce an ambiguity
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   481
        c_ok = ERQLExpression('X concerne R')
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   482
        # 2. c_bad is just plain wrong and won't be kept
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   483
        # 3. but it declare a new variable
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   484
        # 4. this variable require a rewrite
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   485
        c_bad = ERQLExpression('X documented_by R, A in_state R')
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   486
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   487
        rqlst = parse('Any A, R WHERE A ref R, S is Affaire')
f23782a2cdee rqlrewrite: remove element in rewritten when we remove them from the select (closes #2236985)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8264
diff changeset
   488
        rewrite(rqlst, {('A', 'X'): (c_ok, c_bad)}, {})
1787
71c143c0ada3 fix test
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   489
9358
1e0235478403 [rewriter] fix latent bug: arbitrary etype may be substituted when using is_instance_of type restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9327
diff changeset
   490
    def test_nonregr_is_instance_of(self):
1e0235478403 [rewriter] fix latent bug: arbitrary etype may be substituted when using is_instance_of type restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9327
diff changeset
   491
        user_expr = ERQLExpression('NOT X in_group AF, AF name "guests"')
1e0235478403 [rewriter] fix latent bug: arbitrary etype may be substituted when using is_instance_of type restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9327
diff changeset
   492
        rqlst = parse('Any O WHERE S use_email O, S is CWUser, O is_instance_of EmailAddress')
1e0235478403 [rewriter] fix latent bug: arbitrary etype may be substituted when using is_instance_of type restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9327
diff changeset
   493
        rewrite(rqlst, {('S', 'X'): (user_expr,)}, {})
1e0235478403 [rewriter] fix latent bug: arbitrary etype may be substituted when using is_instance_of type restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9327
diff changeset
   494
        self.assertEqual(rqlst.as_string(),
1e0235478403 [rewriter] fix latent bug: arbitrary etype may be substituted when using is_instance_of type restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9327
diff changeset
   495
                         'Any O WHERE S use_email O, S is CWUser, O is EmailAddress, '
1e0235478403 [rewriter] fix latent bug: arbitrary etype may be substituted when using is_instance_of type restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9327
diff changeset
   496
                         'EXISTS(NOT S in_group A, A name "guests", A is CWGroup)')
9168
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   497
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   498
from cubicweb.devtools.testlib import CubicWebTC
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   499
from logilab.common.decorators import classproperty
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   500
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   501
class RewriteFullTC(CubicWebTC):
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   502
    @classproperty
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   503
    def config(cls):
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   504
        return BaseApptestConfiguration(apphome=cls.datapath('rewrite'))
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   505
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   506
    def process(self, rql, args=None):
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   507
        if args is None:
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   508
            args = {}
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   509
        querier = self.repo.querier
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   510
        union = querier.parse(rql)
9655
2219bd9f35db [test] update unittest_rqlrewrite to 3.19 api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9593
diff changeset
   511
        with self.admin_access.repo_cnx() as cnx:
2219bd9f35db [test] update unittest_rqlrewrite to 3.19 api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9593
diff changeset
   512
            querier.solutions(cnx, union, args)
2219bd9f35db [test] update unittest_rqlrewrite to 3.19 api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9593
diff changeset
   513
            querier._annotate(union)
2219bd9f35db [test] update unittest_rqlrewrite to 3.19 api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9593
diff changeset
   514
            plan = querier.plan_factory(union, args, cnx)
2219bd9f35db [test] update unittest_rqlrewrite to 3.19 api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9593
diff changeset
   515
            plan.preprocess(union)
2219bd9f35db [test] update unittest_rqlrewrite to 3.19 api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9593
diff changeset
   516
            return union
9168
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   517
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   518
    def test_ambiguous_optional_same_exprs(self):
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   519
        """See #3013535"""
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   520
        edef1 = self.schema['Societe']
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   521
        edef2 = self.schema['Division']
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   522
        edef3 = self.schema['Note']
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   523
        with self.temporary_permissions((edef1, {'read': (ERQLExpression('X owned_by U'),)}),
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   524
                                        (edef2, {'read': (ERQLExpression('X owned_by U'),)}),
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   525
                                        (edef3, {'read': (ERQLExpression('X owned_by U'),)})):
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   526
            union = self.process('Any A,AR,X,CD WHERE A concerne X?, A ref AR, X creation_date CD')
9189
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   527
            self.assertEqual('Any A,AR,X,CD WHERE A concerne X?, A ref AR, A is Affaire '
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   528
                             'WITH X,CD BEING (Any X,CD WHERE X creation_date CD, '
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   529
                             'EXISTS(X owned_by %(A)s), X is IN(Division, Note, Societe))',
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   530
                             union.as_string())
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   531
9327
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   532
    def test_ambiguous_optional_diff_exprs(self):
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   533
        """See #3013554"""
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   534
        self.skipTest('bad request generated (may generate duplicated results)')
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   535
        edef1 = self.schema['Societe']
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   536
        edef2 = self.schema['Division']
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   537
        edef3 = self.schema['Note']
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   538
        with self.temporary_permissions((edef1, {'read': (ERQLExpression('X created_by U'),)}),
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   539
                                        (edef2, {'read': ('users',)}),
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   540
                                        (edef3, {'read': (ERQLExpression('X owned_by U'),)})):
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   541
            union = self.process('Any A,AR,X,CD WHERE A concerne X?, A ref AR, X creation_date CD')
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   542
            self.assertEqual(union.as_string(), 'not generated today')
dbabdc323e7d add failing test case related to #3013554
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9262
diff changeset
   543
9168
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   544
9189
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   545
    def test_xxxx(self):
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   546
        edef1 = self.schema['Societe']
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   547
        edef2 = self.schema['Division']
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   548
        read_expr = ERQLExpression('X responsable E, U has_read_permission E')
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   549
        with self.temporary_permissions((edef1, {'read': (read_expr,)}),
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   550
                                        (edef2, {'read': (read_expr,)})):
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   551
            union = self.process('Any X,AA,AC,AD ORDERBY AD DESC '
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   552
                                 'WHERE X responsable E, X nom AA, '
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   553
                                 'X responsable AC?, AC modification_date AD')
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   554
            self.assertEqual('Any X,AA,AC,AD ORDERBY AD DESC '
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   555
                             'WHERE X responsable E, X nom AA, '
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   556
                             'X responsable AC?, AC modification_date AD, '
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   557
                             'AC is CWUser, E is CWUser, X is IN(Division, Societe)',
9448215c73c4 [rqlrewrite] fix rqlrewrite unpredictability vs relation sharing. Closes #3036144
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9188
diff changeset
   558
                             union.as_string())
9168
0fb4b67bde58 [schema/security] add __hash__ to rql expression. Closes #3013535
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8342
diff changeset
   559
9593
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   560
    def test_question_mark_attribute_snippet(self):
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   561
        # see #3661918
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   562
        from cubicweb.rqlrewrite import RQLRewriter
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   563
        from logilab.common.decorators import monkeypatch
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   564
        repotest.undo_monkey_patch()
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   565
        orig_insert_snippets = RQLRewriter.insert_snippets
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   566
        # patch insert_snippets and not rewrite, insert_snippets is already
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   567
        # monkey patches (see above setupModule/repotest)
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   568
        @monkeypatch(RQLRewriter)
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   569
        def insert_snippets(self, snippets, varexistsmap=None):
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   570
            # crash occurs if snippets are processed in a specific order, force
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   571
            # destiny
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   572
            if snippets[0][0] != {u'N': 'X'}:
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   573
                snippets = list(reversed(snippets))
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   574
            return orig_insert_snippets(self, snippets, varexistsmap)
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   575
        try:
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   576
            with self.temporary_permissions(
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   577
                    (self.schema['Affaire'],
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   578
                     {'read': (ERQLExpression('X ref "blah"'), )}),
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   579
                    (self.schema['Note'],
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   580
                     {'read': (ERQLExpression(
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   581
                         'EXISTS(X inlined_affaire Z), EXISTS(Z owned_by U)'), )}),
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   582
            ):
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   583
                union = self.process(
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   584
                    'Any A,COUNT(N) GROUPBY A '
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   585
                    'WHERE A is Affaire, N? inlined_affaire A')
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   586
                self.assertEqual('Any A,COUNT(N) GROUPBY A WHERE A is Affaire '
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   587
                                 'WITH N,A BEING (Any N,A WHERE N? inlined_affaire A, '
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   588
                                 '(N is NULL) OR (EXISTS(EXISTS(N inlined_affaire B), '
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   589
                                 'EXISTS(B owned_by %(E)s), B is Affaire)), '
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   590
                                 'A is Affaire, N is Note, EXISTS(A ref "blah"))',
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   591
                                 union.as_string())
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   592
        finally:
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   593
            RQLRewriter.insert_snippets = orig_insert_snippets
48a84fb4f301 [rewrite] Fix crash when the main variable doesn't appear in the snippet's vargraph
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9358
diff changeset
   594
9953
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   595
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   596
class RQLRelationRewriterTC(TestCase):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   597
    # XXX valid rules: S and O specified, not in a SET, INSERT, DELETE scope
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   598
    #     valid uses: no outer join
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   599
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   600
    # Basic tests
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   601
    def test_base_rule(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   602
        rules = {'participated_in': 'S contributor O'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   603
        rqlst = rqlhelper.parse('Any X WHERE X participated_in S')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   604
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   605
        self.assertEqual('Any X WHERE X contributor S',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   606
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   607
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   608
    def test_complex_rule_1(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   609
        rules = {'illustrator_of': ('C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   610
                                    'C manifestation O, C role R, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   611
                                    'R name "illustrator"')}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   612
        rqlst = rqlhelper.parse('Any A,B WHERE A illustrator_of B')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   613
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   614
        self.assertEqual('Any A,B WHERE C is Contribution, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   615
                         'C contributor A, C manifestation B, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   616
                         'C role D, D name "illustrator"',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   617
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   618
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   619
    def test_complex_rule_2(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   620
        rules = {'illustrator_of': ('C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   621
                                    'C manifestation O, C role R, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   622
                                    'R name "illustrator"')}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   623
        rqlst = rqlhelper.parse('Any A WHERE EXISTS(A illustrator_of B)')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   624
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   625
        self.assertEqual('Any A WHERE EXISTS(C is Contribution, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   626
                         'C contributor A, C manifestation B, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   627
                         'C role D, D name "illustrator")',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   628
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   629
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   630
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   631
    def test_rewrite2(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   632
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   633
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   634
        rqlst = rqlhelper.parse('Any A,B WHERE A illustrator_of B, C require_permission R, S'
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   635
                                'require_state O')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   636
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   637
        self.assertEqual('Any A,B WHERE C require_permission R, S require_state O, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   638
                         'D is Contribution, D contributor A, D manifestation B, D role E, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   639
                         'E name "illustrator"',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   640
                          rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   641
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   642
    def test_rewrite3(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   643
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   644
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   645
        rqlst = rqlhelper.parse('Any A,B WHERE E require_permission T, A illustrator_of B')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   646
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   647
        self.assertEqual('Any A,B WHERE E require_permission T, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   648
                         'C is Contribution, C contributor A, C manifestation B, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   649
                         'C role D, D name "illustrator"',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   650
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   651
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   652
    def test_rewrite4(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   653
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   654
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   655
        rqlst = rqlhelper.parse('Any A,B WHERE C require_permission R, A illustrator_of B')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   656
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   657
        self.assertEqual('Any A,B WHERE C require_permission R, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   658
                         'D is Contribution, D contributor A, D manifestation B, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   659
                         'D role E, E name "illustrator"',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   660
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   661
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   662
    def test_rewrite5(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   663
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   664
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   665
        rqlst = rqlhelper.parse('Any A,B WHERE C require_permission R, A illustrator_of B, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   666
                                'S require_state O')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   667
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   668
        self.assertEqual('Any A,B WHERE C require_permission R, S require_state O, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   669
                         'D is Contribution, D contributor A, D manifestation B, D role E, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   670
                         'E name "illustrator"',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   671
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   672
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   673
    # Tests for the with clause
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   674
    def test_rewrite_with(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   675
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   676
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   677
        rqlst = rqlhelper.parse('Any A,B WITH A, B BEING(Any X, Y WHERE X illustrator_of Y)')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   678
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   679
        self.assertEqual('Any A,B WITH A,B BEING '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   680
                         '(Any X,Y WHERE A is Contribution, A contributor X, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   681
                         'A manifestation Y, A role B, B name "illustrator")',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   682
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   683
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   684
    def test_rewrite_with2(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   685
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   686
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   687
        rqlst = rqlhelper.parse('Any A,B WHERE T require_permission C WITH A, B BEING(Any X, Y WHERE X illustrator_of Y)')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   688
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   689
        self.assertEqual('Any A,B WHERE T require_permission C '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   690
                         'WITH A,B BEING (Any X,Y WHERE A is Contribution, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   691
                         'A contributor X, A manifestation Y, A role B, B name "illustrator")',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   692
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   693
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   694
    def test_rewrite_with3(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   695
        rules = {'participated_in': 'S contributor O'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   696
        rqlst = rqlhelper.parse('Any A,B WHERE A participated_in B '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   697
                                'WITH A, B BEING(Any X,Y WHERE X contributor Y)')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   698
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   699
        self.assertEqual('Any A,B WHERE A contributor B WITH A,B BEING '
9955
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   700
                         '(Any X,Y WHERE X contributor Y)',
9953
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   701
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   702
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   703
    def test_rewrite_with4(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   704
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   705
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   706
        rqlst = rqlhelper.parse('Any A,B WHERE A illustrator_of B '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   707
                               'WITH A, B BEING(Any X, Y WHERE X illustrator_of Y)')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   708
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   709
        self.assertEqual('Any A,B WHERE C is Contribution, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   710
                         'C contributor A, C manifestation B, C role D, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   711
                         'D name "illustrator" WITH A,B BEING '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   712
                         '(Any X,Y WHERE A is Contribution, A contributor X, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   713
                         'A manifestation Y, A role B, B name "illustrator")',
9955
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   714
                          rqlst.as_string())
9953
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   715
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   716
    # Tests for the union
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   717
    def test_rewrite_union(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   718
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   719
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   720
        rqlst = rqlhelper.parse('(Any A,B WHERE A illustrator_of B) UNION'
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   721
                                '(Any X,Y WHERE X is CWUser, Z manifestation Y)')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   722
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   723
        self.assertEqual('(Any A,B WHERE C is Contribution, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   724
                         'C contributor A, C manifestation B, C role D, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   725
                         'D name "illustrator") UNION (Any X,Y WHERE X is CWUser, Z manifestation Y)',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   726
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   727
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   728
    def test_rewrite_union2(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   729
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   730
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   731
        rqlst = rqlhelper.parse('(Any Y WHERE Y match W) UNION '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   732
                                '(Any A WHERE A illustrator_of B) UNION '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   733
                                '(Any Y WHERE Y is ArtWork)')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   734
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   735
        self.assertEqual('(Any Y WHERE Y match W) '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   736
                         'UNION (Any A WHERE C is Contribution, C contributor A, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   737
                         'C manifestation B, C role D, D name "illustrator") '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   738
                         'UNION (Any Y WHERE Y is ArtWork)',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   739
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   740
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   741
    # Tests for the exists clause
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   742
    def test_rewrite_exists(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   743
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   744
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   745
        rqlst = rqlhelper.parse('(Any A,B WHERE A illustrator_of B, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   746
                     'EXISTS(B is ArtWork))')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   747
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   748
        self.assertEqual('Any A,B WHERE EXISTS(B is ArtWork), '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   749
                         'C is Contribution, C contributor A, C manifestation B, C role D, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   750
                         'D name "illustrator"',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   751
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   752
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   753
    def test_rewrite_exists2(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   754
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   755
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   756
        rqlst = rqlhelper.parse('(Any A,B WHERE B contributor A, EXISTS(A illustrator_of W))')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   757
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   758
        self.assertEqual('Any A,B WHERE B contributor A, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   759
                         'EXISTS(C is Contribution, C contributor A, C manifestation W, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   760
                         'C role D, D name "illustrator")',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   761
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   762
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   763
    def test_rewrite_exists3(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   764
        rules = {'illustrator_of': 'C is Contribution, C contributor S, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   765
                'C manifestation O, C role R, R name "illustrator"'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   766
        rqlst = rqlhelper.parse('(Any A,B WHERE A illustrator_of B, EXISTS(A illustrator_of W))')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   767
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   768
        self.assertEqual('Any A,B WHERE EXISTS(C is Contribution, C contributor A, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   769
                         'C manifestation W, C role D, D name "illustrator"), '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   770
                         'E is Contribution, E contributor A, E manifestation B, E role F, '
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   771
                         'F name "illustrator"',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   772
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   773
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   774
    # Test for GROUPBY
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   775
    def test_rewrite_groupby(self):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   776
        rules = {'participated_in': 'S contributor O'}
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   777
        rqlst = rqlhelper.parse('Any SUM(SA) GROUPBY S WHERE P participated_in S, P manifestation SA')
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   778
        rule_rewrite(rqlst, rules)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   779
        self.assertEqual('Any SUM(SA) GROUPBY S WHERE P manifestation SA, P contributor S',
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   780
                         rqlst.as_string())
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   781
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   782
9955
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   783
class RQLRelationRewriterTC(CubicWebTC):
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   784
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   785
    appid = 'data/rewrite'
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   786
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   787
    def test_base_rule(self):
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   788
        with self.admin_access.client_cnx() as cnx:
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   789
            art = cnx.create_entity('ArtWork', name=u'Les travailleurs de la Mer')
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   790
            role = cnx.create_entity('Role', name=u'illustrator')
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   791
            vic = cnx.create_entity('Person', name=u'Victor Hugo')
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   792
            contrib = cnx.create_entity('Contribution', code=96, contributor=vic,
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   793
                                        manifestation=art, role=role)
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   794
            rset = cnx.execute('Any X WHERE X illustrator_of S')
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   795
            self.assertEqual([u'Victor Hugo'],
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   796
                             [result.name for result in rset.entities()])
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   797
            rset = cnx.execute('Any S WHERE X illustrator_of S, X eid %(x)s',
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   798
                               {'x': vic.eid})
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   799
            self.assertEqual([u'Les travailleurs de la Mer'],
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   800
                             [result.name for result in rset.entities()])
60a9cd1b3a4b [CWEP002] Plug the computed relation rewriter in the querier
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 9953
diff changeset
   801
9953
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   802
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   803
def rule_rewrite(rqlst, kwargs=None):
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   804
    rewriter = _prepare_rewriter(rqlrewrite.RQLRelationRewriter, kwargs)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   805
    rqlhelper.compute_solutions(rqlst.children[0], {'eid': eid_func_map},
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   806
                                kwargs=kwargs)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   807
    rewriter.rewrite(rqlst)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   808
    for select in rqlst.children:
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   809
        test_vrefs(select)
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   810
    return rewriter.rewritten
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   811
643b19d79e4a [CWEP002] introduce RQLRelationRewriter
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9674
diff changeset
   812
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   813
if __name__ == '__main__':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   814
    unittest_main()