# File src/ruby_supportlib/phusion_passenger/utils/json.rb, line 335
    def test_hash
      json = generate(:abc => 123, 123 => 'abc')
      assert_match /^\{/, json
      assert_match /\}$/, json
      assert_equal [%("123": "abc"), %("abc": 123)], json[1...-1].split(', ').sort
    end