1 files changed, 43 insertions, 0 deletions
diff --git a/actionpack/test/controller/parameters/accessors_test.rb b/actionpack/test/controller/parameters/accessors_test.rb
index 674b2c6266..7789e654d5 100644
--- a/actionpack/test/controller/parameters/accessors_test.rb
+++ b/actionpack/test/controller/parameters/accessors_test.rb
@@ -75,6 +75,28 @@ class ParametersAccessorsTest < ActiveSupport::TestCase
     end
   end
 
+  test "each_value carries permitted status" do
+    @params.permit!
+    @params.each_value do |value|
+      assert_predicate(value, :permitted?)
+    end
+  end
+
+  test "each_value carries unpermitted status" do
+    @params.each_value do |value|
+      assert_not_predicate(value, :permitted?)
+    end
+  end
+
+  test "each_key converts to hash for permitted" do
+    @params.permit!
+    @params.each_key { |key| assert_kind_of(String, key) if key == "person" }
+  end
+
+  test "each_key converts to hash for unpermitted" do
+    @params.each_key { |key| assert_kind_of(String, key) if key == "person" }
+  end
+
   test "empty? returns true when params contains no key/value pairs" do
     params = ActionController::Parameters.new
     assert_empty params
@@ -190,6 +212,27 @@ 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")