Robert Brewer committed 3932b98

Test for #496 (memory leak in thread locals).

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Files changed (1)


 import test
+import gc
 import httplib
+import threading
 import cherrypy
+from cherrypy import _cphttptools
+data = object()
 class Root:
     def index(self, *args, **kwargs):
+        cherrypy.thread_data.thing = data
         return "Hello world!" = True
             self.assertEqual(c.getresponse().status, 411)
+def get_instances(cls):
+    return [x for x in gc.get_objects() if isinstance(x, cls)]
+class ReferenceTests(helper.CPWebCase):
+    def test_threadlocal_garbage(self):
+        def getpage():
+            self.getPage('/')
+            self.assertBody("Hello world!")
+        ts = []
+        for _ in range(100):
+            t = threading.Thread(target=getpage)
+            ts.append(t)
+            t.start()
+        for t in ts:
+            t.join()
+        self.assertEqual(gc.collect(), 0)
+        self.assertEqual(len(get_instances(_cphttptools.Request)), 0)
+        self.assertEqual(len(get_instances(_cphttptools.Response)), 0)
+        self.assertEqual(len(gc.get_referrers(data)), 1)
 if __name__ == '__main__':
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