# copyright 2003-2016 LOGILAB S.A. (Paris, FRANCE), all rights reserved.

# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr

#

# This file is part of CubicWeb.

#

# CubicWeb is free software: you can redistribute it and/or modify it under the

# terms of the GNU Lesser General Public License as published by the Free

# Software Foundation, either version 2.1 of the License, or (at your option)

# any later version.

#

# CubicWeb is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more

# details.

#

# You should have received a copy of the GNU Lesser General Public License along

# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.

import unittest

from cubicweb import devtools

from cubicweb.xy import xy

SKIPCAUSE = None

try:

    from cubicweb.spa2rql import Sparql2rqlTranslator

except ImportError as exc:

    SKIPCAUSE = str(exc)

xy.add_equivalence('Project', 'doap:Project')

xy.add_equivalence('Project creation_date', 'doap:Project doap:created')

xy.add_equivalence('Project name', 'doap:Project doap:name')

xy.add_equivalence('Project name', 'doap:Project dc:title')

@unittest.skipIf(SKIPCAUSE, SKIPCAUSE)

class XYTC(unittest.TestCase):

    schema = None

    @classmethod

    def setUpClass(cls):

        config = devtools.TestServerConfiguration('data', __file__)

        config.bootstrap_cubes()

        cls.schema = config.load_schema()

    def setUp(self):

        self.tr = Sparql2rqlTranslator(self.schema)

    def _test(self, sparql, rql, args={}):

        qi = self.tr.translate(sparql)

        self.assertEqual(qi.finalize(), (rql, args))

    def XXX_test_base_01(self):

        self._test('SELECT * WHERE { }', 'Any X')

    def test_base_is(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT ?project

    WHERE  {

      ?project a doap:Project;

    }''', 'Any PROJECT WHERE PROJECT is Project')

    def test_base_rdftype(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

    SELECT ?project

    WHERE  {

      ?project rdf:type doap:Project.

    }''', 'Any PROJECT WHERE PROJECT is Project')

    def test_base_attr_sel(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT ?created

    WHERE  {

      ?project a doap:Project;

              doap:created ?created.

    }''', 'Any CREATED WHERE PROJECT creation_date CREATED, PROJECT is Project')

    def test_base_attr_sel_distinct(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT DISTINCT ?name

    WHERE  {

      ?project a doap:Project;

              doap:name ?name.

    }''', 'DISTINCT Any NAME WHERE PROJECT name NAME, PROJECT is Project')

    def test_base_attr_sel_reduced(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT REDUCED ?name

    WHERE  {

      ?project a doap:Project;

              doap:name ?name.

    }''', 'Any NAME WHERE PROJECT name NAME, PROJECT is Project')

    def test_base_attr_sel_limit_offset(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT ?name

    WHERE  {

      ?project a doap:Project;

              doap:name ?name.

    }

    LIMIT 20''', 'Any NAME LIMIT 20 WHERE PROJECT name NAME, PROJECT is Project')

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT ?name

    WHERE  {

      ?project a doap:Project;

              doap:name ?name.

    }

    LIMIT 20 OFFSET 10''', 'Any NAME LIMIT 20 OFFSET 10 WHERE PROJECT name NAME, PROJECT is Project')

    def test_base_attr_sel_orderby(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT ?name

    WHERE  {

      ?project a doap:Project;

              doap:name ?name;

              doap:created ?created.

    }

    ORDER BY ?name DESC(?created)''', 'Any NAME ORDERBY NAME ASC, CREATED DESC WHERE PROJECT name NAME, PROJECT creation_date CREATED, PROJECT is Project')

    def test_base_any_attr_sel(self):

        self._test('''

    PREFIX dc: <http://purl.org/dc/elements/1.1/>

    SELECT ?x ?cd

    WHERE  {

      ?x dc:date ?cd;

    }''', 'Any X, CD WHERE X creation_date CD')

    def test_base_any_attr_sel_amb(self):

        xy.add_equivalence('Version publication_date', 'doap:Version dc:date')

        try:

            self._test('''

    PREFIX dc: <http://purl.org/dc/elements/1.1/>

    SELECT ?x ?cd

    WHERE  {

      ?x dc:date ?cd;

    }''', '(Any X, CD WHERE , X creation_date CD) UNION (Any X, CD WHERE , X publication_date CD, X is Version)')

        finally:

            xy.remove_equivalence('Version publication_date', 'doap:Version dc:date')

    def test_base_any_attr_sel_amb_limit_offset(self):

        xy.add_equivalence('Version publication_date', 'doap:Version dc:date')

        try:

            self._test('''

    PREFIX dc: <http://purl.org/dc/elements/1.1/>

    SELECT ?x ?cd

    WHERE  {

      ?x dc:date ?cd;

    }

    LIMIT 20 OFFSET 10''', 'Any X, CD LIMIT 20 OFFSET 10 WITH X, CD BEING ((Any X, CD WHERE , X creation_date CD) UNION (Any X, CD WHERE , X publication_date CD, X is Version))')

        finally:

            xy.remove_equivalence('Version publication_date', 'doap:Version dc:date')

    def test_base_any_attr_sel_amb_orderby(self):

        xy.add_equivalence('Version publication_date', 'doap:Version dc:date')

        try:

            self._test('''

    PREFIX dc: <http://purl.org/dc/elements/1.1/>

    SELECT ?x ?cd

    WHERE  {

      ?x dc:date ?cd;

    }

    ORDER BY DESC(?cd)''', 'Any X, CD ORDERBY CD DESC WITH X, CD BEING ((Any X, CD WHERE , X creation_date CD) UNION (Any X, CD WHERE , X publication_date CD, X is Version))')

        finally:

            xy.remove_equivalence('Version publication_date', 'doap:Version dc:date')

    def test_restr_attr(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    SELECT ?project

    WHERE  {

      ?project a doap:Project;

              doap:name "cubicweb".

    }''', 'Any PROJECT WHERE PROJECT name %(a)s, PROJECT is Project', {'a': 'cubicweb'})

    def test_dctitle_both_project_cwuser(self):

        self._test('''

    PREFIX doap: <http://usefulinc.com/ns/doap#>

    PREFIX dc: <http://purl.org/dc/elements/1.1/>

    SELECT ?project ?title

    WHERE  {

      ?project a doap:Project;

              dc:title ?title.

    }''', 'Any PROJECT, TITLE WHERE PROJECT name TITLE, PROJECT is Project')

# # Two elements in the group

# PREFIX :  <http://example.org/ns#>

# SELECT *

# { :p :q :r  OPTIONAL { :a :b :c }

#   :p :q :r  OPTIONAL { :a :b :c }

# }

# PREFIX : <http://example.org/ns#>

# SELECT *

# {

#   { ?s ?p ?o } UNION { ?a ?b ?c }

# }

# PREFIX dob: <http://placetime.com/interval/gregorian/1977-01-18T04:00:00Z/P>

# PREFIX time: <http://www.ai.sri.com/daml/ontologies/time/Time.daml#>

# PREFIX dc: <http://purl.org/dc/elements/1.1/>

# SELECT ?desc

# WHERE  {

#   dob:1D a time:ProperInterval;

#          dc:description ?desc.

# }

if __name__ == '__main__':

    unittest.main()