1 files changed, 16 insertions, 3 deletions
diff --git a/actionview/test/template/controller_helper_test.rb b/actionview/test/template/controller_helper_test.rb
index b5e94ea4f1..46d20c188c 100644
--- a/actionview/test/template/controller_helper_test.rb
+++ b/actionview/test/template/controller_helper_test.rb
@@ -1,4 +1,6 @@
-require 'abstract_unit'
+# frozen_string_literal: true
+
+require "abstract_unit"
 
 class ControllerHelperTest < ActionView::TestCase
   tests ActionView::Helpers::ControllerHelper
@@ -9,13 +11,24 @@ class ControllerHelperTest < ActionView::TestCase
     @controller = OpenStruct.new(default_form_builder: SpecializedFormBuilder)
     assign_controller(@controller)
 
-    assert_equal SpecializedFormBuilder, self.default_form_builder
+    assert_equal SpecializedFormBuilder, default_form_builder
   end
 
   def test_assign_controller_skips_default_form_builder
     @controller = OpenStruct.new
     assign_controller(@controller)
 
-    assert_nil self.default_form_builder
+    assert_nil default_form_builder
+  end
+
+  def test_respond_to
+    @controller = OpenStruct.new
+    assign_controller(@controller)
+    assert_not respond_to?(:params)
+    assert respond_to?(:assign_controller)
+
+    @controller.params = {}
+    assert respond_to?(:params)
+    assert respond_to?(:assign_controller)
   end
 end