Fixed #6094 -- Middleware exceptions are now caught by the core handler. Thanks, isagalaev

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12165 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/middleware_exceptions/tests.py

@@ -0,0 +1,37 @@
+import sys
+
+from django.test import TestCase
+from django.core.signals import got_request_exception
+
+class RequestMiddleware(object):
+    def process_request(self, request):
+        raise Exception('Exception')
+
+class MiddlewareExceptionTest(TestCase):
+    def __init__(self, *args, **kwargs):
+        super(MiddlewareExceptionTest, self).__init__(*args, **kwargs)
+        self.exceptions = []
+        got_request_exception.connect(self._on_request_exception)
+
+    def setUp(self):
+        self.client.handler.load_middleware()
+
+    def tearDown(self):
+        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, RequestMiddleware().process_request)
+        try:
+            response = self.client.get('/')
+        except:
+            # 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
+        self.assertEquals(len(self.exceptions), 1)
+        exception, value, tb = self.exceptions[0]
+        self.assertEquals(value.args, ('Exception', ))