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<?php
/**
* Copyright 2017 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright notice
* shall be included in all copies or substantial portions of the software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*/
namespace Facebook\Tests\PseudoRandomString;
use Facebook\PseudoRandomString\UrandomPseudoRandomStringGenerator;
class UrandomPseudoRandomStringGeneratorTest extends \PHPUnit_Framework_TestCase
{
public function testCanGenerateRandomStringOfArbitraryLength()
{
if (ini_get('open_basedir')) {
$this->markTestSkipped(
'Cannot test /dev/urandom generator due to open_basedir constraint.'
);
}
if (!is_readable('/dev/urandom')) {
$this->markTestSkipped(
'/dev/urandom not found or is not readable.'
);
}
$prsg = new UrandomPseudoRandomStringGenerator();
$randomString = $prsg->getPseudoRandomString(10);
$this->assertEquals(1, preg_match('/^([0-9a-f]+)$/', $randomString));
$this->assertEquals(10, mb_strlen($randomString));
}
}
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