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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PHPUnit\TestFixture;
use function file_exists;
use function file_get_contents;
use function getmypid;
use function unlink;
use PHPUnit\Framework\TestCase;
final class SeparateClassRunMethodInNewProcessTest extends TestCase
{
public const string PROCESS_ID_FILE_PATH = __DIR__ . '/parent_process_id.txt';
public const int INITIAL_PARENT_PROCESS_ID = 0;
public const int INITIAL_PROCESS_ID = 1;
public static $parentProcessId = self::INITIAL_PARENT_PROCESS_ID;
public static $processId = self::INITIAL_PROCESS_ID;
public static function setUpBeforeClass(): void
{
if (file_exists(self::PROCESS_ID_FILE_PATH)) {
self::$parentProcessId = (int) file_get_contents(self::PROCESS_ID_FILE_PATH);
}
}
public static function tearDownAfterClass(): void
{
if (file_exists(self::PROCESS_ID_FILE_PATH)) {
unlink(self::PROCESS_ID_FILE_PATH);
}
}
public function testTestMethodIsRunInSeparateProcess(): void
{
self::$processId = getmypid();
$this->assertNotSame(self::INITIAL_PROCESS_ID, self::$processId);
$this->assertNotSame(self::INITIAL_PARENT_PROCESS_ID, self::$parentProcessId);
$this->assertNotSame(self::$processId, self::$parentProcessId);
}
}
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