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-rw-r--r--actionpack/test/dispatch/routing_test.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/actionpack/test/dispatch/routing_test.rb b/actionpack/test/dispatch/routing_test.rb
index e61b4e2d8f..91ca058a5d 100644
--- a/actionpack/test/dispatch/routing_test.rb
+++ b/actionpack/test/dispatch/routing_test.rb
@@ -887,6 +887,15 @@ class TestRoutingMapper < ActionDispatch::IntegrationTest
assert_equal original_options, options
end
+ # checks that url_for doesn't change controller and action
+ def test_url_for_with_no_side_effects_on_strings
+ # freeze controller and action to be sure they are not changed
+ # we'll get RuntimeError if somebody tries to modify them
+ options = {:controller => '/projects'.freeze, :action => 'status'.freeze}
+
+ url_for options
+ end
+
# tests the arguments modification free version of define_hash_access
def test_named_route_with_no_side_effects
original_options = { :host => 'test.host' }