2 files changed, 22 insertions, 1 deletions
diff --git a/actionpack/test/controller/parameters/accessors_test.rb b/actionpack/test/controller/parameters/accessors_test.rb
index 674b2c6266..68c7f2d9ea 100644
--- a/actionpack/test/controller/parameters/accessors_test.rb
+++ b/actionpack/test/controller/parameters/accessors_test.rb
@@ -190,6 +190,27 @@ class ParametersAccessorsTest < ActiveSupport::TestCase
     assert_not_predicate @params.transform_values { |v| v }, :permitted?
   end
 
+  test "transform_values converts hashes to parameters" do
+    @params.transform_values do |value|
+      assert_kind_of ActionController::Parameters, value
+      value
+    end
+  end
+
+  test "transform_values without block yieds an enumerator" do
+    assert_kind_of Enumerator, @params.transform_values
+  end
+
+  test "transform_values! converts hashes to parameters" do
+    @params.transform_values! do |value|
+      assert_kind_of ActionController::Parameters, value
+    end
+  end
+
+  test "transform_values! without block yields an enumerator" do
+    assert_kind_of Enumerator, @params.transform_values!
+  end
+
   test "value? returns true if the given value is present in the params" do
     params = ActionController::Parameters.new(city: "Chicago", state: "Illinois")
     assert params.value?("Chicago")
diff --git a/actionpack/test/controller/parameters/always_permitted_parameters_test.rb b/actionpack/test/controller/parameters/always_permitted_parameters_test.rb
index fe0e5e368d..974612fb7b 100644
--- a/actionpack/test/controller/parameters/always_permitted_parameters_test.rb
+++ b/actionpack/test/controller/parameters/always_permitted_parameters_test.rb
@@ -20,7 +20,7 @@ class AlwaysPermittedParametersTest < ActiveSupport::TestCase
     end
   end
 
-  test "permits parameters that are whitelisted" do
+  test "allows both explicitly listed and always-permitted parameters" do
     params = ActionController::Parameters.new(
       book: { pages: 65 },
       format: "json")