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SeparateClassRunMethodInNewProcessTest.php
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SeparateClassRunMethodInNewProcessTest.php
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<?php
/*
* 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.
*/
/**
* @runClassInSeparateProcess
*/
class SeparateClassRunMethodInNewProcessTest extends PHPUnit\Framework\TestCase
{
public const PROCESS_ID_FILE_PATH = __DIR__ . '/parent_process_id.txt';
public const INITIAL_MASTER_PID = 0;
public const INITIAL_PID1 = 1;
public static $masterPid = self::INITIAL_MASTER_PID;
public static $pid1 = self::INITIAL_PID1;
public static function setUpBeforeClass(): void
{
parent::setUpBeforeClass();
if (\file_exists(self::PROCESS_ID_FILE_PATH)) {
static::$masterPid = (int) \file_get_contents(self::PROCESS_ID_FILE_PATH);
}
}
public static function tearDownAfterClass(): void
{
parent::tearDownAfterClass();
if (\file_exists(self::PROCESS_ID_FILE_PATH)) {
\unlink(self::PROCESS_ID_FILE_PATH);
}
}
public function testMethodShouldGetDifferentPidThanMaster(): void
{
static::$pid1 = \getmypid();
$this->assertNotEquals(self::INITIAL_PID1, static::$pid1);
$this->assertNotEquals(self::INITIAL_MASTER_PID, static::$masterPid);
$this->assertNotEquals(static::$pid1, static::$masterPid);
}
}