tests/HTMLPurifier/PercentEncoderTest.php

   1 <?php
   2
   3 class HTMLPurifier_PercentEncoderTest extends HTMLPurifier_Harness
   4 {
   5
   6     protected $PercentEncoder;
   7     protected $func;
   8
   9     function setUp() {
  10         $this->PercentEncoder = new HTMLPurifier_PercentEncoder();
  11         $this->func = '';
  12     }
  13
  14     function assertDecode($string, $expect = true) {
  15         if ($expect === true) $expect = $string;
  16         $this->assertIdentical($this->PercentEncoder->{$this->func}($string), $expect);
  17     }
  18
  19     function test_normalize() {
  20         $this->func = 'normalize';
  21
  22         $this->assertDecode('Aw.../-$^8'); // no change
  23         $this->assertDecode('%41%77%7E%2D%2E%5F', 'Aw~-._'); // decode unreserved chars
  24         $this->assertDecode('%3A%2F%3F%23%5B%5D%40%21%24%26%27%28%29%2A%2B%2C%3B%3D'); // preserve reserved chars
  25         $this->assertDecode('%2b', '%2B'); // normalize to uppercase
  26         $this->assertDecode('%2B2B%3A3A'); // extra text
  27         $this->assertDecode('%2b2B%4141', '%2B2BA41'); // extra text, with normalization
  28         $this->assertDecode('%', '%25'); // normalize stray percent sign
  29         $this->assertDecode('%5%25', '%255%25'); // permaturely terminated encoding
  30         $this->assertDecode('%GJ', '%25GJ'); // invalid hexadecimal chars
  31
  32         // contested behavior, if this changes, we'll also have to have
  33         // outbound encoding
  34         $this->assertDecode('%FC'); // not reserved or unreserved, preserve
  35
  36     }
  37
  38     function assertEncode($string, $expect = true, $preserve = false) {
  39         if ($expect === true) $expect = $string;
  40         $encoder = new HTMLPurifier_PercentEncoder($preserve);
  41         $result = $encoder->encode($string);
  42         $this->assertIdentical($result, $expect);
  43     }
  44
  45     function test_encode_noChange() {
  46         $this->assertEncode('abc012-_~.');
  47     }
  48
  49     function test_encode_encode() {
  50         $this->assertEncode('>', '%3E');
  51     }
  52
  53     function test_encode_preserve() {
  54         $this->assertEncode('<>', '<%3E', '<');
  55     }
  56
  57     function test_encode_low() {
  58         $this->assertEncode("\1", '%01');
  59     }
  60
  61 }
  62
  63 // vim: et sw=4 sts=4