symfony/tests/Symfony/Tests/Components/Finder/NumberCompareTest.php

<?php

/*
 * This file is part of the symfony package.
 *
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Tests\Components\Finder;

use Symfony\Components\Finder\NumberCompare;

class NumberCompareTest extends \PHPUnit_Framework_TestCase
{
  public function testConstructor()
  {
    try
    {
      new NumberCompare('foobar');
      $this->fail('->test() throws an \InvalidArgumentException if the test expression is not valid.');
    }
    catch (\Exception $e)
    {
      $this->assertInstanceOf('InvalidArgumentException', $e, '->test() throws an \InvalidArgumentException if the test expression is not valid.');
    }
  }

  /**
   * @dataProvider getTestData
   */
  public function testTest($test, $match, $noMatch)
  {
    foreach ($match as $m)
    {
      $c = new NumberCompare($test);
      $this->assertTrue($c->test($m), '->test() tests a string against the expression');
    }

    foreach ($noMatch as $m)
    {
      $c = new NumberCompare($test);
      $this->assertFalse($c->test($m), '->test() tests a string against the expression');
    }
  }

  public function getTestData()
  {
    return array(
      array('< 1000', array('500', '999'), array('1000', '1500')),

      array('< 1K', array('500', '999'), array('1000', '1500')),
      array('<1k', array('500', '999'), array('1000', '1500')),
      array('  < 1 K ', array('500', '999'), array('1000', '1500')),
      array('<= 1K', array('1000'), array('1001')),
      array('> 1K', array('1001'), array('1000')),
      array('>= 1K', array('1000'), array('999')),

      array('< 1KI', array('500', '1023'), array('1024', '1500')),
      array('<= 1KI', array('1024'), array('1025')),
      array('> 1KI', array('1025'), array('1024')),
      array('>= 1KI', array('1024'), array('1023')),

      array('1KI', array('1024'), array('1023', '1025')),
      array('==1KI', array('1024'), array('1023', '1025')),

      array('==1m', array('1000000'), array('999999', '1000001')),
      array('==1mi', array(1024*1024), array(1024*1024-1, 1024*1024+1)),

      array('==1g', array('1000000000'), array('999999999', '1000000001')),
      array('==1gi', array(1024*1024*1024), array(1024*1024*1024-1, 1024*1024*1024+1)),
    );
  }
}