yaffs.net Git - yaffs-website/blob - vendor/symfony/css-selector/Tests/Parser/ReaderTest.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\CssSelector\Tests\Parser;
  13
  14 use PHPUnit\Framework\TestCase;
  15 use Symfony\Component\CssSelector\Parser\Reader;
  16
  17 class ReaderTest extends TestCase
  18 {
  19     public function testIsEOF()
  20     {
  21         $reader = new Reader('');
  22         $this->assertTrue($reader->isEOF());
  23
  24         $reader = new Reader('hello');
  25         $this->assertFalse($reader->isEOF());
  26
  27         $this->assignPosition($reader, 2);
  28         $this->assertFalse($reader->isEOF());
  29
  30         $this->assignPosition($reader, 5);
  31         $this->assertTrue($reader->isEOF());
  32     }
  33
  34     public function testGetRemainingLength()
  35     {
  36         $reader = new Reader('hello');
  37         $this->assertEquals(5, $reader->getRemainingLength());
  38
  39         $this->assignPosition($reader, 2);
  40         $this->assertEquals(3, $reader->getRemainingLength());
  41
  42         $this->assignPosition($reader, 5);
  43         $this->assertEquals(0, $reader->getRemainingLength());
  44     }
  45
  46     public function testGetSubstring()
  47     {
  48         $reader = new Reader('hello');
  49         $this->assertEquals('he', $reader->getSubstring(2));
  50         $this->assertEquals('el', $reader->getSubstring(2, 1));
  51
  52         $this->assignPosition($reader, 2);
  53         $this->assertEquals('ll', $reader->getSubstring(2));
  54         $this->assertEquals('lo', $reader->getSubstring(2, 1));
  55     }
  56
  57     public function testGetOffset()
  58     {
  59         $reader = new Reader('hello');
  60         $this->assertEquals(2, $reader->getOffset('ll'));
  61         $this->assertFalse($reader->getOffset('w'));
  62
  63         $this->assignPosition($reader, 2);
  64         $this->assertEquals(0, $reader->getOffset('ll'));
  65         $this->assertFalse($reader->getOffset('he'));
  66     }
  67
  68     public function testFindPattern()
  69     {
  70         $reader = new Reader('hello');
  71
  72         $this->assertFalse($reader->findPattern('/world/'));
  73         $this->assertEquals(array('hello', 'h'), $reader->findPattern('/^([a-z]).*/'));
  74
  75         $this->assignPosition($reader, 2);
  76         $this->assertFalse($reader->findPattern('/^h.*/'));
  77         $this->assertEquals(array('llo'), $reader->findPattern('/^llo$/'));
  78     }
  79
  80     public function testMoveForward()
  81     {
  82         $reader = new Reader('hello');
  83         $this->assertEquals(0, $reader->getPosition());
  84
  85         $reader->moveForward(2);
  86         $this->assertEquals(2, $reader->getPosition());
  87     }
  88
  89     public function testToEnd()
  90     {
  91         $reader = new Reader('hello');
  92         $reader->moveToEnd();
  93         $this->assertTrue($reader->isEOF());
  94     }
  95
  96     private function assignPosition(Reader $reader, $value)
  97     {
  98         $position = new \ReflectionProperty($reader, 'position');
  99         $position->setAccessible(true);
 100         $position->setValue($reader, $value);
 101     }
 102 }