_bootstrap.php

<?php
// @codingStandardsIgnoreFile
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

// define framework basepath for schema pathing
defined('FW_BP') || define('FW_BP', realpath(__DIR__ . '/../../../'));
// get the root path of the project
$projectRootPath = substr(FW_BP, 0, strpos(FW_BP, DIRECTORY_SEPARATOR . 'vendor' . DIRECTORY_SEPARATOR));
if (empty($projectRootPath)) {
    // If ProjectRootPath is empty, we are not under vendor and are executing standalone.
    require_once (realpath(FW_BP . "/dev/tests/functional/standalone_bootstrap.php"));
    return;
}
defined('PROJECT_ROOT') || define('PROJECT_ROOT', $projectRootPath);

$envFilePath = realpath($projectRootPath . '/dev/tests/acceptance/') . DIRECTORY_SEPARATOR;
defined('ENV_FILE_PATH') || define('ENV_FILE_PATH', $envFilePath);

//Load constants from .env file
if (file_exists(ENV_FILE_PATH . '.env')) {
    $env = new \Dotenv\Loader(ENV_FILE_PATH . '.env');
    $env->load();

    if (array_key_exists('TESTS_MODULE_PATH', $_ENV) xor array_key_exists('TESTS_BP', $_ENV)) {
        throw new Exception(
            'You must define both parameters TESTS_BP and TESTS_MODULE_PATH or neither parameter'
        );
    }

    foreach ($_ENV as $key => $var) {
        defined($key) || define($key, $var);
    }

    if (array_key_exists('MAGENTO_BP', $_ENV)) {
        defined('TESTS_BP') || define('TESTS_BP', realpath(PROJECT_ROOT . DIRECTORY_SEPARATOR . 'dev/tests/acceptance'));
    }

    defined('MAGENTO_CLI_COMMAND_PATH') || define(
        'MAGENTO_CLI_COMMAND_PATH',
        'dev/tests/acceptance/utils/command.php'
    );
    $env->setEnvironmentVariable('MAGENTO_CLI_COMMAND_PATH', MAGENTO_CLI_COMMAND_PATH);

    defined('MAGENTO_CLI_COMMAND_PARAMETER') || define('MAGENTO_CLI_COMMAND_PARAMETER', 'command');
    $env->setEnvironmentVariable('MAGENTO_CLI_COMMAND_PARAMETER', MAGENTO_CLI_COMMAND_PARAMETER);
    
    defined('DEFAULT_TIMEZONE') || define('DEFAULT_TIMEZONE', 'America/Los_Angeles');
    $env->setEnvironmentVariable('DEFAULT_TIMEZONE', DEFAULT_TIMEZONE);

    defined('WAIT_TIMEOUT') || define('WAIT_TIMEOUT', 30);
    $env->setEnvironmentVariable('WAIT_TIMEOUT', 30);

    try {
        new DateTimeZone(DEFAULT_TIMEZONE);
    } catch (\Exception $e) {
        throw new \Exception("Invalid DEFAULT_TIMEZONE in .env: " . DEFAULT_TIMEZONE . PHP_EOL);
    }
}


defined('MAGENTO_BP') || define('MAGENTO_BP', realpath(PROJECT_ROOT));
// TODO REMOVE THIS CODE ONCE WE HAVE STOPPED SUPPORTING dev/tests/acceptance PATH
// define TEST_PATH and TEST_MODULE_PATH
defined('TESTS_BP') || define('TESTS_BP', realpath(MAGENTO_BP . DIRECTORY_SEPARATOR . 'dev/tests/acceptance'));

$RELATIVE_TESTS_MODULE_PATH = '/tests/functional/Magento/FunctionalTest';
defined('TESTS_MODULE_PATH') || define(
    'TESTS_MODULE_PATH',
    realpath(TESTS_BP . $RELATIVE_TESTS_MODULE_PATH)
);

// add the debug flag here
$debugMode = $_ENV['MFTF_DEBUG'] ?? false;
if (!(bool)$debugMode && extension_loaded('xdebug')) {
    xdebug_disable();
}