tests/HTMLPurifier/ContextTest.php

   1 <?php
   2
   3 // mocks
   4 class HTMLPurifier_ContextTest extends HTMLPurifier_Harness
   5 {
   6
   7     protected $context;
   8
   9     public function setUp()
  10     {
  11         $this->context = new HTMLPurifier_Context();
  12     }
  13
  14     public function testStandardUsage()
  15     {
  16         generate_mock_once('HTMLPurifier_IDAccumulator');
  17
  18         $this->assertFalse($this->context->exists('IDAccumulator'));
  19
  20         $accumulator = new HTMLPurifier_IDAccumulatorMock();
  21         $this->context->register('IDAccumulator', $accumulator);
  22         $this->assertTrue($this->context->exists('IDAccumulator'));
  23
  24         $accumulator_2 =& $this->context->get('IDAccumulator');
  25         $this->assertReference($accumulator, $accumulator_2);
  26
  27         $this->context->destroy('IDAccumulator');
  28         $this->assertFalse($this->context->exists('IDAccumulator'));
  29
  30         $this->expectError('Attempted to retrieve non-existent variable IDAccumulator');
  31         $accumulator_3 =& $this->context->get('IDAccumulator');
  32         $this->assertNull($accumulator_3);
  33
  34         $this->expectError('Attempted to destroy non-existent variable IDAccumulator');
  35         $this->context->destroy('IDAccumulator');
  36
  37     }
  38
  39     public function testReRegister()
  40     {
  41         $var = true;
  42         $this->context->register('OnceOnly', $var);
  43
  44         $this->expectError('Name OnceOnly produces collision, cannot re-register');
  45         $this->context->register('OnceOnly', $var);
  46
  47         // destroy it, now registration is okay
  48         $this->context->destroy('OnceOnly');
  49         $this->context->register('OnceOnly', $var);
  50
  51     }
  52
  53     public function test_loadArray()
  54     {
  55         // references can be *really* wonky!
  56
  57         $context_manual = new HTMLPurifier_Context();
  58         $context_load   = new HTMLPurifier_Context();
  59
  60         $var1 = 1;
  61         $var2 = 2;
  62
  63         $context_manual->register('var1', $var1);
  64         $context_manual->register('var2', $var2);
  65
  66         // you MUST set up the references when constructing the array,
  67         // otherwise the registered version will be a copy
  68         $array = array(
  69             'var1' => &$var1,
  70             'var2' => &$var2
  71         );
  72
  73         $context_load->loadArray($array);
  74         $this->assertIdentical($context_manual, $context_load);
  75
  76         $var1 = 10;
  77         $var2 = 20;
  78
  79         $this->assertIdentical($context_manual, $context_load);
  80
  81     }
  82
  83     public function testNull() {
  84         $context = new HTMLPurifier_Context();
  85         $var = NULL;
  86         $context->register('var', $var);
  87         $this->assertNull($context->get('var'));
  88         $context->destroy('var');
  89     }
  90
  91 }
  92
  93 // vim: et sw=4 sts=4