Fixed NonQueryWindowTests.test_unsupported_backend() on MySQL.
@@ -779,6 +779,14 @@ class WindowFunctionTests(TestCase):
)))
+class WindowUnsupportedTests(TestCase):
+ def test_unsupported_backend(self):
+ msg = 'This backend does not support window expressions.'
+ with mock.patch.object(connection.features, 'supports_over_clause', False):
+ with self.assertRaisesMessage(NotSupportedError, msg):
+ Employee.objects.annotate(dense_rank=Window(expression=DenseRank())).get()
+
+
class NonQueryWindowTests(SimpleTestCase):
def test_window_repr(self):
self.assertEqual(
@@ -828,12 +836,6 @@ class NonQueryWindowTests(SimpleTestCase):
with self.assertRaisesMessage(NotSupportedError, msg):
Employee.objects.annotate(dense_rank=Window(expression=DenseRank())).filter(dense_rank__gte=1)
- def test_unsupported_backend(self):
- msg = 'This backend does not support window expressions.'
- with mock.patch.object(connection.features, 'supports_over_clause', False):
- with self.assertRaisesMessage(NotSupportedError, msg):
- Employee.objects.annotate(dense_rank=Window(expression=DenseRank())).get()
-
def test_invalid_order_by(self):
msg = 'order_by must be either an Expression or a sequence of expressions'
with self.assertRaisesMessage(ValueError, msg):
