actionpack/test/controller/parameters/parameters_require_test.rb


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require 'abstract_unit'
require 'action_controller/metal/strong_parameters'

class ParametersRequireTest < ActiveSupport::TestCase
  test "required parameters must be present not merely not nil" do
    assert_raises(ActionController::ParameterMissing) do
      ActionController::Parameters.new(person: {}).require(:person)
    end
  end
end