require "abstract_unit"
require "stringio"

class ActionController::TestRequestTest < ActionController::TestCase
  def test_test_request_has_session_options_initialized
    assert @request.session_options
  end

  def test_mutating_session_options_does_not_affect_default_options
    @request.session_options[:myparam] = 123
    assert_nil ActionController::TestSession::DEFAULT_OPTIONS[:myparam]
  end

  def test_content_length_has_bytes_count_value
    non_ascii_parameters = { data: { content: "Latin + Кириллица" } }
    @request.set_header "REQUEST_METHOD", "POST"
    @request.set_header "CONTENT_TYPE", "application/json"
    @request.assign_parameters(@routes, "test", "create", non_ascii_parameters,
                               "/test", [:data, :controller, :action])
    assert_equal(StringIO.new(non_ascii_parameters.to_json).length.to_s,
                 @request.get_header("CONTENT_LENGTH"))
  end

  ActionDispatch::Session::AbstractStore::DEFAULT_OPTIONS.each_pair do |key, value|
    test "rack default session options #{key} exists in session options and is default" do
      if value.nil?
        assert_nil(@request.session_options[key],
                   "Missing rack session default option #{key} in request.session_options")
      else
        assert_equal(value, @request.session_options[key],
                     "Missing rack session default option #{key} in request.session_options")
      end
    end

    test "rack default session options #{key} exists in session options" do
      assert(@request.session_options.has_key?(key),
                   "Missing rack session option #{key} in request.session_options")
    end
  end
end