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added test for empty Q objects

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Stephan Jaekel 2010-05-14 14:21:58 +02:00
parent 225972e151
commit 88da998532
1 changed files with 13 additions and 0 deletions
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13
tests/queryset.py
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@ -1136,5 +1136,18 @@ class QTest(unittest.TestCase):
self.assertEqual(q._item_query_as_js(item, test_scope, 0), js)
self.assertEqual(scope, test_scope)
def test_empty_q(self):
"""Ensure that starting with an empty Q object won't hurt.
"""
q1 = Q()
q2 = Q(age__gte=18)
q3 = Q(name='test')
query = ['(', {'age__gte': 18}, '||', {'name': 'test'}, ')']
self.assertEqual((q1 | q2 | q3).query, query)
query = ['(', {'age__gte': 18}, '&&', {'name': 'test'}, ')']
self.assertEqual((q1 & q2 & q3).query, query)
if __name__ == '__main__':
unittest.main()