3 files changed, 14 insertions, 2 deletions
diff --git a/actionpack/lib/action_controller/metal/strong_parameters.rb b/actionpack/lib/action_controller/metal/strong_parameters.rb
index e9aa0aae37..ba03430930 100644
--- a/actionpack/lib/action_controller/metal/strong_parameters.rb
+++ b/actionpack/lib/action_controller/metal/strong_parameters.rb
@@ -160,7 +160,11 @@ module ActionController
       if other_hash.respond_to?(:permitted?)
         super
       else
-        @parameters == other_hash
+        if other_hash.is_a?(Hash)
+          @parameters == other_hash.with_indifferent_access
+        else
+          @parameters == other_hash
+        end
       end
     end
 
diff --git a/actionpack/test/controller/api/renderers_test.rb b/actionpack/test/controller/api/renderers_test.rb
index a1307d6f82..911a8144b2 100644
--- a/actionpack/test/controller/api/renderers_test.rb
+++ b/actionpack/test/controller/api/renderers_test.rb
@@ -51,7 +51,9 @@ class RenderersApiTest < ActionController::TestCase
   end
 
   def test_render_text
-    get :text
+    assert_deprecated do
+      get :text
+    end
     assert_response :internal_server_error
     assert_equal('Hi from text', @response.body)
   end
diff --git a/actionpack/test/controller/parameters/accessors_test.rb b/actionpack/test/controller/parameters/accessors_test.rb
index a8f4d877a6..bd43ff7697 100644
--- a/actionpack/test/controller/parameters/accessors_test.rb
+++ b/actionpack/test/controller/parameters/accessors_test.rb
@@ -128,4 +128,10 @@ class ParametersAccessorsTest < ActiveSupport::TestCase
     assert_not @params.values_at(:person).first.permitted?
     assert_not @params[:person].values_at(:name).first.permitted?
   end
+
+  test "equality with another hash works" do
+    hash1 = { foo: :bar }
+    params1 = ActionController::Parameters.new(hash1)
+    assert(params1 == hash1)
+  end
 end