tests/HTMLPurifier/PercentEncoderTest.php

   1 <?php
   2
   3 class HTMLPurifier_PercentEncoderTest extends HTMLPurifier_Harness
   4 {
   5
   6     protected $PercentEncoder;
   7     protected $func;
   8
   9     public function setUp()
  10     {
  11         $this->PercentEncoder = new HTMLPurifier_PercentEncoder();
  12         $this->func = '';
  13     }
  14
  15     public function assertDecode($string, $expect = true)
  16     {
  17         if ($expect === true) $expect = $string;
  18         $this->assertIdentical($this->PercentEncoder->{$this->func}($string), $expect);
  19     }
  20
  21     public function test_normalize()
  22     {
  23         $this->func = 'normalize';
  24
  25         $this->assertDecode('Aw.../-$^8'); // no change
  26         $this->assertDecode('%41%77%7E%2D%2E%5F', 'Aw~-._'); // decode unreserved chars
  27         $this->assertDecode('%3A%2F%3F%23%5B%5D%40%21%24%26%27%28%29%2A%2B%2C%3B%3D'); // preserve reserved chars
  28         $this->assertDecode('%2b', '%2B'); // normalize to uppercase
  29         $this->assertDecode('%2B2B%3A3A'); // extra text
  30         $this->assertDecode('%2b2B%4141', '%2B2BA41'); // extra text, with normalization
  31         $this->assertDecode('%', '%25'); // normalize stray percent sign
  32         $this->assertDecode('%5%25', '%255%25'); // permaturely terminated encoding
  33         $this->assertDecode('%GJ', '%25GJ'); // invalid hexadecimal chars
  34
  35         // contested behavior, if this changes, we'll also have to have
  36         // outbound encoding
  37         $this->assertDecode('%FC'); // not reserved or unreserved, preserve
  38
  39     }
  40
  41     public function assertEncode($string, $expect = true, $preserve = false)
  42     {
  43         if ($expect === true) $expect = $string;
  44         $encoder = new HTMLPurifier_PercentEncoder($preserve);
  45         $result = $encoder->encode($string);
  46         $this->assertIdentical($result, $expect);
  47     }
  48
  49     public function test_encode_noChange()
  50     {
  51         $this->assertEncode('abc012-_~.');
  52     }
  53
  54     public function test_encode_encode()
  55     {
  56         $this->assertEncode('>', '%3E');
  57     }
  58
  59     public function test_encode_preserve()
  60     {
  61         $this->assertEncode('<>', '<%3E', '<');
  62     }
  63
  64     public function test_encode_low()
  65     {
  66         $this->assertEncode("\1", '%01');
  67     }
  68
  69 }
  70
  71 // vim: et sw=4 sts=4