@include test-module('_encode') {
  @include test('should encode specific characters for proper URI formatting') {
    $string: '~!@#$%^&*(){}[]=:/,;?+';
    $expected: '%7E%21%40%23%24%25%5E%26%2A%28%29%7B%7D%5B%5D%3D%3A%2F%2C%3B%3F%2B';

    @include assert-equal(_encode($string), $expected);
  }

  @include test('should ignore alphanumeric characters') {
    $string: 'abcde12345';
    $expected: $string;

    @include assert-equal(_encode($string), $expected);
  }
}