Test for problem with CythonUtilityCode overwriting __test__

Cython/Compiler/UtilityCode.py

@@ -43,6 +43,9 @@ class CythonUtilityCode:
 
     def get_tree(self):
         from AnalysedTreeTransforms import AutoTestDictTransform
+        # The AutoTestDictTransform creates the statement "__test__ = {}",
+        # which when copied into the main ModuleNode overwrites
+        # any __test__ in user code; not desired
         excludes = [AutoTestDictTransform]
         
         import Pipeline

tests/run/cythonscope.pyx

-"""
->>> f()
-hello from cython scope, value=4
-hello from cython.view scope, value=4
-hello from cython scope, value=3
-hello from cython.view scope, value=3
-"""
-
 cimport cython
 
 from cython cimport _testscope as tester
@@ -13,6 +5,13 @@ from cython.view cimport _testscope as viewtester
 
 
 def f():
+    """
+    >>> f()
+    hello from cython scope, value=4
+    hello from cython.view scope, value=4
+    hello from cython scope, value=3
+    hello from cython.view scope, value=3
+    """
     print cython._testscope(4)
     print cython.view._testscope(4)
     print tester(3)