rails--rails/actionpack/test/controller/request/test_request_test.rb

require 'abstract_unit'
require 'stringio'

class ActionController::TestRequestTest < ActiveSupport::TestCase

  def setup
    @request = ActionController::TestRequest.new
  end

  def test_test_request_has_session_options_initialized
    assert @request.session_options
  end

  ActionDispatch::Session::AbstractStore::DEFAULT_OPTIONS.each_key do |option|
    test "rack default session options #{option} exists in session options and is default" do
      assert_equal(ActionDispatch::Session::AbstractStore::DEFAULT_OPTIONS[option],
                   @request.session_options[option],
                   "Missing rack session default option #{option} in request.session_options")
    end

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

  def test_session_id_exists_by_default
    assert_not_nil(@request.session_options[:id])
  end

  def test_session_id_different_on_each_call
    assert_not_equal(@request.session_options[:id], ActionController::TestRequest.new.session_options[:id])
  end

end