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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\FrameworkBundle\Test;
use Symfony\Bundle\FrameworkBundle\Client;
use Symfony\Component\Finder\Finder;
use Symfony\Component\HttpKernel\HttpKernelInterface;
/**
* WebTestCase is the base class for functional tests.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
abstract class WebTestCase extends \PHPUnit_Framework_TestCase
{
protected static $class;
protected static $kernel;
/**
* Creates a Client.
*
* @param array $options An array of options to pass to the createKernel class
* @param array $server An array of server parameters
*
* @return Client A Client instance
*/
protected static function createClient(array $options = array(), array $server = array())
{
if (null !== static::$kernel) {
static::$kernel->shutdown();
}
static::$kernel = static::createKernel($options);
static::$kernel->boot();
$client = static::$kernel->getContainer()->get('test.client');
$client->setServerParameters($server);
return $client;
}
/**
* Finds the directory where the phpunit.xml(.dist) is stored.
*
* If you run tests with the PHPUnit CLI tool, everything will work as expected.
* If not, override this method in your test classes.
*
* @return string The directory where phpunit.xml(.dist) is stored
*/
protected static function getPhpUnitXmlDir()
{
if (!isset($_SERVER['argv']) || false === strpos($_SERVER['argv'][0], 'phpunit')) {
throw new \RuntimeException('You must override the WebTestCase::createKernel() method.');
}
$dir = static::getPhpUnitCliConfigArgument();
if ($dir === null &&
(is_file(getcwd().DIRECTORY_SEPARATOR.'phpunit.xml') ||
is_file(getcwd().DIRECTORY_SEPARATOR.'phpunit.xml.dist'))) {
$dir = getcwd();
}
// Can't continue
if ($dir === null) {
throw new \RuntimeException('Unable to guess the Kernel directory.');
}
if (!is_dir($dir)) {
$dir = dirname($dir);
}
return $dir;
}
/**
* Finds the value of configuration flag from cli
*
* PHPUnit will use the last configuration argument on the command line, so this only returns
* the last configuration argument
*
* @return string The value of the phpunit cli configuration option
*/
private static function getPhpUnitCliConfigArgument()
{
$dir = null;
$reversedArgs = array_reverse($_SERVER['argv']);
foreach ($reversedArgs as $argIndex => $testArg) {
if ($testArg === '-c' || $testArg === '--configuration') {
$dir = realpath($reversedArgs[$argIndex - 1]);
break;
} elseif (strpos($testArg, '--configuration=') === 0) {
$argPath = substr($testArg, strlen('--configuration='));
$dir = realpath($argPath);
break;
}
}
return $dir;
}
/**
* Attempts to guess the kernel location.
*
* When the Kernel is located, the file is required.
*
* @return string The Kernel class name
*/
protected static function getKernelClass()
{
$dir = isset($_SERVER['KERNEL_DIR']) ? $_SERVER['KERNEL_DIR'] : static::getPhpUnitXmlDir();
$finder = new Finder();
$finder->name('*Kernel.php')->depth(0)->in($dir);
$results = iterator_to_array($finder);
if (!count($results)) {
throw new \RuntimeException('Either set KERNEL_DIR in your phpunit.xml according to http://symfony.com/doc/current/book/testing.html#your-first-functional-test or override the WebTestCase::createKernel() method.');
}
$file = current($results);
$class = $file->getBasename('.php');
require_once $file;
return $class;
}
/**
* Creates a Kernel.
*
* Available options:
*
* * environment
* * debug
*
* @param array $options An array of options
*
* @return HttpKernelInterface A HttpKernelInterface instance
*/
protected static function createKernel(array $options = array())
{
if (null === static::$class) {
static::$class = static::getKernelClass();
}
return new static::$class(
isset($options['environment']) ? $options['environment'] : 'test',
isset($options['debug']) ? $options['debug'] : true
);
}
/**
* Shuts the kernel down if it was used in the test.
*/
protected function tearDown()
{
if (null !== static::$kernel) {
static::$kernel->shutdown();
}
}
}
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