Added assertion for error messages for redirection to nil and params

As both `redirect_to_nil` and `redirect_to_params` are raising same `ActionController::ActionControllerError` so it’s good to assert error messages as well

1 files changed, 4 insertions, 2 deletions

diff --git a/actionpack/test/controller/redirect_test.rb b/actionpack/test/controller/redirect_test.rb
index 91b30ede6a..631ff7d02a 100644
--- a/actionpack/test/controller/redirect_test.rb
+++ b/actionpack/test/controller/redirect_test.rb
@@ -266,15 +266,17 @@ class RedirectTest < ActionController::TestCase
   end
 
   def test_redirect_to_nil
-    assert_raise(ActionController::ActionControllerError) do
+    error = assert_raise(ActionController::ActionControllerError) do
       get :redirect_to_nil
     end
+    assert_equal "Cannot redirect to nil!", error.message
   end
 
   def test_redirect_to_params
-    assert_raise(ActionController::ActionControllerError) do
+    error = assert_raise(ActionController::ActionControllerError) do
       get :redirect_to_params
     end
+    assert_equal "Cannot redirect to a parameter hash!", error.message
   end
 
   def test_redirect_to_with_block