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<?php
/*
* The RandomLib library for securely generating random numbers and strings in PHP
*
* @author Anthony Ferrara <ircmaxell@ircmaxell.com>
* @copyright 2011 The Authors
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @version Build @@version@@
*/
namespace RandomLib\Source;
use SecurityLib\Strength;
abstract class AbstractSourceTest extends \PHPUnit_Framework_TestCase
{
public function setUp()
{
$class = static::getTestedClass();
if (!$class::isSupported()) {
$this->markTestSkipped();
}
}
protected static function getTestedClass()
{
return preg_replace('/Test$/', '', get_called_class());
}
protected static function getExpectedStrength()
{
return new Strength(Strength::VERYLOW);
}
public static function provideGenerate()
{
$data = array();
for ($i = 0; $i < 100; $i += 5) {
$not = $i > 0 ? str_repeat(chr(0), $i) : chr(0);
$data[] = array($i, $not);
}
return $data;
}
public function testGetStrength()
{
$class = static::getTestedClass();
$strength = static::getExpectedStrength();
$actual = $class::getStrength();
$this->assertEquals($actual, $strength);
}
/**
* @dataProvider provideGenerate
* @group slow
*/
public function testGenerate($length, $not)
{
$class = static::getTestedClass();
$rand = new $class();
$stub = $rand->generate($length);
$this->assertEquals($length, strlen($stub));
$this->assertNotEquals($not, $stub);
}
}
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