Added test for unexpected call of when passing spec_arg in mock module

idanw206 · Idan Weiss · commit 71c4f0cb7c37 · 2020-12-06T10:24:00.000+02:00
diff --git a/Lib/unittest/test/testmock/testmock.py b/Lib/unittest/test/testmock/testmock.py
@@ -2164,6 +2164,16 @@ def trace(frame, event, arg):  # pragma: no cover
             for mock in mocks:
                 obj = mock(spec=Something)
                 self.assertIsInstance(obj, Something)
+    
+    def test_bool_not_called_when_passing_spec_arg(self):
+        class Something:
+            def __init__(self):
+                self.obj_with_bool_func = unittest.mock.MagicMock()
+
+        obj = Something()
+        with unittest.mock.patch.object(obj, 'obj_with_bool_func', autospec=True):
+            pass
+        self.assertEqual(obj.obj_with_bool_func.__bool__.call_count, 0)
 
 
 if __name__ == '__main__':
