Persist `pecan.request.context` across internal redirects.

Fixes-bug: 1233367
Change-Id: Iae7926003cd672b874b62418c53e5af227878151

2 files changed, 36 insertions, 1 deletions

diff --git a/pecan/core.py b/pecan/core.py
index 6fdf024..668a42a 100644
--- a/pecan/core.py
+++ b/pecan/core.py
@@ -119,6 +119,7 @@ def redirect(location=None, internal=False, code=None, headers={},
     if internal:
         if code is not None:
             raise ValueError('Cannot specify a code for internal redirects')
+        request.environ['pecan.recursive.context'] = request.context
         raise ForwardRequestException(location)
     if code is None:
         code = 302
@@ -561,7 +562,7 @@ class Pecan(object):
         # handle the request
         try:
             # add context and environment to the request
-            req.context = {}
+            req.context = environ.get('pecan.recursive.context', {})
             req.pecan = dict(content_type=None)
 
             self.handle_request(req, resp)
diff --git a/pecan/tests/test_base.py b/pecan/tests/test_base.py
index d9808a0..95c09d1 100644
--- a/pecan/tests/test_base.py
+++ b/pecan/tests/test_base.py
@@ -1,5 +1,6 @@
 import sys
 import os
+import json
 import warnings
 if sys.version_info < (2, 7):
     import unittest2 as unittest  # pragma: nocover
@@ -873,6 +874,39 @@ class TestRedirect(PecanTestCase):
         assert res.request.environ['HTTP_X_FORWARDED_PROTO'] == 'https'
 
 
+class TestInternalRedirectContext(PecanTestCase):
+
+    @property
+    def app_(self):
+        class RootController(object):
+
+            @expose()
+            def redirect_with_context(self):
+                request.context['foo'] = 'bar'
+                redirect('/testing')
+
+            @expose()
+            def internal_with_context(self):
+                request.context['foo'] = 'bar'
+                redirect('/testing', internal=True)
+
+            @expose('json')
+            def testing(self):
+                return request.context
+
+        return TestApp(make_app(RootController(), debug=False))
+
+    def test_internal_with_request_context(self):
+        r = self.app_.get('/internal_with_context')
+        assert r.status_int == 200
+        assert json.loads(r.body.decode()) == {'foo': 'bar'}
+
+    def test_context_does_not_bleed(self):
+        r = self.app_.get('/redirect_with_context').follow()
+        assert r.status_int == 200
+        assert json.loads(r.body.decode()) == {}
+
+
 class TestStreamedResponse(PecanTestCase):
 
     def test_streaming_response(self):