[Zope-Checkins] CVS: Zope3/lib/python/Persistence/tests - testModule.py:1.6

[Jeremy Hylton]

Update of /cvs-repository/Zope3/lib/python/Persistence/tests
In directory cvs.zope.org:/tmp/cvs-serv31645/tests

Modified Files:
	testModule.py 
Log Message:
Try to cope with function that have module-level side-effects.



=== Zope3/lib/python/Persistence/tests/testModule.py 1.5 => 1.6 ===
 from Persistence import tests
 
-# snippet of source code used by testModules
+# snippets of source code used by testModules
 foo_src = """x = 1
 def f(y):
     return x + y
@@ -16,6 +16,12 @@
 def f(y):
     return x + y
 """
+side_effect_src = """x = 1
+def inc():
+    global x
+    x += 1
+    return x
+"""
 
 class TestModule(unittest.TestCase):
 
@@ -85,17 +91,27 @@
         self.assertEqual(bar.foo.f(4), 46)
         self.assertEqual(foo.f(4), 46)
 
-##    def testFunctionAttrs(self):
-##        self.importer.module_from_source("foo", foo_src)
-##        import foo
-##        A = foo.f.attr = "attr"
-##        self.assertEqual(foo.f.attr, A)
-##        get_transaction().commit()
-##        self.assertEqual(foo.f.attr, A)
-##        foo.f._p_deactivate()
-##        self.assertEqual(foo.f.attr, A)
-        
-        
+    def testFunctionAttrs(self):
+        self.importer.module_from_source("foo", foo_src)
+        import foo
+        A = foo.f.attr = "attr"
+        self.assertEqual(foo.f.attr, A)
+        get_transaction().commit()
+        self.assertEqual(foo.f.attr, A)
+        foo.f._p_deactivate()
+        self.assertEqual(foo.f.attr, A)
+        del foo.f.attr
+        self.assertRaises(AttributeError, getattr, foo.f, "attr")
+        foo.f.func_code
+
+    def testFunctionSideEffects(self):
+        self.importer.module_from_source("effect", side_effect_src)
+        import effect
+        effect.inc()
+        get_transaction().commit()
+        effect.inc()
+        self.assert_(effect._p_changed)
+
 def test_suite():
     return unittest.makeSuite(TestModule)