1 files changed, 15 insertions, 0 deletions
diff --git a/rest_framework/runtests/settings.py b/rest_framework/runtests/settings.py
index b3702d0b..be721658 100644
--- a/rest_framework/runtests/settings.py
+++ b/rest_framework/runtests/settings.py
@@ -123,6 +123,21 @@ else:
         'provider.oauth2',
     )
 
+# guardian is optional
+try:
+    import guardian
+except ImportError:
+    pass
+else:
+    ANONYMOUS_USER_ID = -1
+    AUTHENTICATION_BACKENDS = (
+        'django.contrib.auth.backends.ModelBackend', # default
+        'guardian.backends.ObjectPermissionBackend',
+    )
+    INSTALLED_APPS += (
+        'guardian',
+    )
+
 STATIC_URL = '/static/'
 
 PASSWORD_HASHERS = (