def test_q_attribute_selection(self):
# Combinations of attribute lookups, __getitem__ and calling.
q = Q.value
self.assertEqual(get_query_result(q, self.obj), 'value')
q = Q['attr']
self.assertEqual(get_query_result(q, self.obj), 'item attr')
q = Q.action()
self.assertEqual(get_query_result(q, self.obj), 'action-result')
q = Q.nested_obj.action()
self.assertEqual(get_query_result(q, self.obj), 'action-result')
q = Q.nested_obj.action()
self.assertEqual(get_query_result(q, self.obj), 'action-result')
q = Q.nested_obj.nested_obj['attr']
self.assertEqual(get_query_result(q, self.obj), 'item attr')
# Add some operators
q = Q.nested_obj.nested_obj.value + '-' + Q.value
self.assertEqual(get_query_result(q, self.obj), 'value-value')
q = ~ Q.true()
self.assertEqual(get_query_result(q, self.obj), False)
q = Q.true() & Q.nested_obj.true()
self.assertEqual(get_query_result(q, self.obj), True)
q = Q.true() | Q.nested_obj.false()
self.assertEqual(get_query_result(q, self.obj), True)
def test_q_attribute_selection(self):
# Combinations of attribute lookups, __getitem__ and calling.
q = Q.value
self.assertEqual(get_query_result(q, self.obj), 'value')
q = Q['attr']
self.assertEqual(get_query_result(q, self.obj), 'item attr')
q = Q.action()
self.assertEqual(get_query_result(q, self.obj), 'action-result')
q = Q.nested_obj.action()
self.assertEqual(get_query_result(q, self.obj), 'action-result')
q = Q.nested_obj.action()
self.assertEqual(get_query_result(q, self.obj), 'action-result')
q = Q.nested_obj.nested_obj['attr']
self.assertEqual(get_query_result(q, self.obj), 'item attr')
# Add some operators
q = Q.nested_obj.nested_obj.value + '-' + Q.value
self.assertEqual(get_query_result(q, self.obj), 'value-value')
q = ~Q.true()
self.assertEqual(get_query_result(q, self.obj), False)
q = Q.true() & Q.nested_obj.true()
self.assertEqual(get_query_result(q, self.obj), True)
q = Q.true() | Q.nested_obj.false()
self.assertEqual(get_query_result(q, self.obj), True)
