forgotten test fix

diff --git a/tests/run/set.pyx b/tests/run/set.pyx
index 343274a56cef4d6bb3e9274dcd062c7681affc9f..cf1888653f28d7f8188af657cda69eeb45a6efe6 100644 (file)
--- a/tests/run/set.pyx
+++ b/tests/run/set.pyx
@@ -59,6 +59,8 @@ def test_set_clear():
 def test_set_clear_None():
     """
     >>> test_set_clear_None()
+    Traceback (most recent call last):
+    TypeError: 'NoneType' object has no attribute 'clear'
     """
     cdef set s1 = None
     s1.clear()