1 files changed, 15 insertions, 0 deletions
diff --git a/tests/cpydiff/core_mro.py b/tests/cpydiff/core_mro.py
new file mode 100644
index 000000000..35b898b30
--- /dev/null
+++ b/tests/cpydiff/core_mro.py
@@ -0,0 +1,15 @@
+"""
+categories: Core
+description: Method Resolution Order (MRO) is not compliant with CPython
+cause: Unknown
+workaround: Unknown
+"""
+class Foo:
+    def __str__(self):
+        return "Foo"
+
+class C(tuple, Foo):
+    pass
+
+t = C((1, 2, 3))
+print(t)