tests/HTMLPurifier/LengthTest.php

   1 <?php
   2
   3 class HTMLPurifier_LengthTest extends HTMLPurifier_Harness
   4 {
   5
   6     function testConstruct() {
   7         $l = new HTMLPurifier_Length('23', 'in');
   8         $this->assertIdentical($l->getN(), '23');
   9         $this->assertIdentical($l->getUnit(), 'in');
  10     }
  11
  12     function testMake() {
  13         $l = HTMLPurifier_Length::make('+23.4in');
  14         $this->assertIdentical($l->getN(), '+23.4');
  15         $this->assertIdentical($l->getUnit(), 'in');
  16     }
  17
  18     function testToString() {
  19         $l = new HTMLPurifier_Length('23', 'in');
  20         $this->assertIdentical($l->toString(), '23in');
  21     }
  22
  23     protected function assertValidate($string, $expect = true) {
  24         if ($expect === true) $expect = $string;
  25         $l = HTMLPurifier_Length::make($string);
  26         $result = $l->isValid();
  27         if ($result === false) $this->assertIdentical($expect, false);
  28         else $this->assertIdentical($l->toString(), $expect);
  29     }
  30
  31     function testValidate() {
  32         $this->assertValidate('0');
  33         $this->assertValidate('+0', '0');
  34         $this->assertValidate('-0', '0');
  35         $this->assertValidate('0px');
  36         $this->assertValidate('4.5px');
  37         $this->assertValidate('-4.5px');
  38         $this->assertValidate('3ex');
  39         $this->assertValidate('3em');
  40         $this->assertValidate('3in');
  41         $this->assertValidate('3cm');
  42         $this->assertValidate('3mm');
  43         $this->assertValidate('3pt');
  44         $this->assertValidate('3pc');
  45         $this->assertValidate('3PX', '3px');
  46         $this->assertValidate('3', false);
  47         $this->assertValidate('3miles', false);
  48     }
  49
  50     /**
  51      * @param $s1 First string to compare
  52      * @param $s2 Second string to compare
  53      * @param $expect 0 for $s1 == $s2, 1 for $s1 > $s2 and -1 for $s1 < $s2
  54      */
  55     protected function assertComparison($s1, $s2, $expect = 0) {
  56         $l1 = HTMLPurifier_Length::make($s1);
  57         $l2 = HTMLPurifier_Length::make($s2);
  58         $r1 = $l1->compareTo($l2);
  59         $r2 = $l2->compareTo($l1);
  60         $this->assertIdentical($r1 == 0 ? 0 : ($r1 > 0 ? 1 : -1), $expect);
  61         $this->assertIdentical($r2 == 0 ? 0 : ($r2 > 0 ? 1 : -1), - $expect);
  62     }
  63
  64     function testCompareTo() {
  65         $this->assertComparison('12in', '12in');
  66         $this->assertComparison('12in', '12mm', 1);
  67         $this->assertComparison('1px', '1mm', -1);
  68         $this->assertComparison(str_repeat('2', 38) . 'in', '100px', 1);
  69     }
  70
  71 }