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-rw-r--r--actionpack/test/controller/parameters/always_permitted_parameters_test.rb29
1 files changed, 29 insertions, 0 deletions
diff --git a/actionpack/test/controller/parameters/always_permitted_parameters_test.rb b/actionpack/test/controller/parameters/always_permitted_parameters_test.rb
new file mode 100644
index 0000000000..059f310d49
--- /dev/null
+++ b/actionpack/test/controller/parameters/always_permitted_parameters_test.rb
@@ -0,0 +1,29 @@
+require 'abstract_unit'
+require 'action_controller/metal/strong_parameters'
+
+class AlwaysPermittedParametersTest < ActiveSupport::TestCase
+ def setup
+ ActionController::Parameters.action_on_unpermitted_parameters = :raise
+ ActionController::Parameters.always_permitted_parameters = %w( controller action format )
+ end
+
+ def teardown
+ ActionController::Parameters.action_on_unpermitted_parameters = false
+ ActionController::Parameters.always_permitted_parameters = %w( controller action )
+ end
+
+ test "shows deprecations warning on NEVER_UNPERMITTED_PARAMS" do
+ assert_deprecated do
+ ActionController::Parameters::NEVER_UNPERMITTED_PARAMS
+ end
+ end
+
+ test "permits parameters that are whitelisted" do
+ params = ActionController::Parameters.new({
+ book: { pages: 65 },
+ format: "json"
+ })
+ permitted = params.permit book: [:pages]
+ assert permitted.permitted?
+ end
+end