Update run-weakref.test

Author: BobTheBuidler

mypyc/test-data/run-weakref.test

@@ -58,6 +58,10 @@ def test_weakref_proxy():
     p = proxy(obj)
     assert obj.some_meth() == 1
     assert p.some_meth() == 1
+
+    # we just need to do something with `obj` down here so mypyc keeps its reference thru the above line
+    obj.some_meth()
+
     obj = None
     with pytest.raises(ReferenceError):
         p.some_meth()
@@ -84,6 +88,10 @@ def test_weakref_proxy_with_callback():
     p = proxy(obj, lambda x: x)
     assert obj.some_meth() == 1
     assert p.some_meth() == 1
+
+    # we just need to do something with `obj` down here so mypyc keeps its reference thru the above line
+    obj.some_meth()
+
     obj = None
     with pytest.raises(ReferenceError):
         p.some_meth()