--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parts/django/tests/regressiontests/middleware_exceptions/tests.py	Sat Jan 08 11:20:57 2011 +0530
@@ -0,0 +1,40 @@
+import sys
+
+from django.test import TestCase
+from django.core.signals import got_request_exception
+
+class TestException(Exception):
+    pass
+
+class TestMiddleware(object):
+    def process_request(self, request):
+        raise TestException('Test Exception')
+
+class MiddlewareExceptionTest(TestCase):
+    def setUp(self):
+        self.exceptions = []
+        got_request_exception.connect(self._on_request_exception)
+        self.client.handler.load_middleware()
+
+    def tearDown(self):
+        got_request_exception.disconnect(self._on_request_exception)
+        self.exceptions = []
+
+    def _on_request_exception(self, sender, request, **kwargs):
+        self.exceptions.append(sys.exc_info())
+
+    def test_process_request(self):
+        self.client.handler._request_middleware.insert(0, TestMiddleware().process_request)
+        try:
+            response = self.client.get('/')
+        except TestException, e:
+            # Test client indefinitely re-raises any exceptions being raised
+            # during request handling. Hence actual testing that exception was
+            # properly handled is done by relying on got_request_exception
+            # signal being sent.
+            pass
+        except Exception, e:
+            self.fail("Unexpected exception: %s" % e)
+        self.assertEquals(len(self.exceptions), 1)
+        exception, value, tb = self.exceptions[0]
+        self.assertEquals(value.args, ('Test Exception', ))