bootstrap.php

Same filename and directory in other branches
  1. 9 core/tests/bootstrap.php
  2. 10 core/tests/bootstrap.php
  3. 11.x core/tests/bootstrap.php

Autoloader for Drupal PHPUnit testing.

See also

phpunit.xml.dist

File

core/tests/bootstrap.php

View source
<?php


/**
 * @file
 * Autoloader for Drupal PHPUnit testing.
 *
 * @see phpunit.xml.dist
 */
use Drupal\Component\Assertion\Handle;
use PHPUnit\Framework\AssertionFailedError;
use PHPUnit\Framework\Constraint\Count;
use PHPUnit\Framework\Error\Error;
use PHPUnit\Framework\Error\Warning;
use PHPUnit\Framework\ExpectationFailedException;
use PHPUnit\Framework\Exception;
use PHPUnit\Framework\MockObject\Matcher\InvokedRecorder;
use PHPUnit\Framework\SkippedTestError;
use PHPUnit\Framework\TestCase;
use PHPUnit\Util\Test;
use PHPUnit\Util\Xml;

/**
 * Finds all valid extension directories recursively within a given directory.
 *
 * @param string $scan_directory
 *   The directory that should be recursively scanned.
 *
 * @return array
 *   An associative array of extension directories found within the scanned
 *   directory, keyed by extension name.
 */
function drupal_phpunit_find_extension_directories($scan_directory) {
    $extensions = [];
    $dirs = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($scan_directory, \RecursiveDirectoryIterator::FOLLOW_SYMLINKS));
    foreach ($dirs as $dir) {
        if (strpos($dir->getPathname(), '.info.yml') !== FALSE) {
            // Cut off ".info.yml" from the filename for use as the extension name. We
            // use getRealPath() so that we can scan extensions represented by
            // directory aliases.
            $extensions[substr($dir->getFilename(), 0, -9)] = $dir->getPathInfo()
                ->getRealPath();
        }
    }
    return $extensions;
}

/**
 * Returns directories under which contributed extensions may exist.
 *
 * @param string $root
 *   (optional) Path to the root of the Drupal installation.
 *
 * @return array
 *   An array of directories under which contributed extensions may exist.
 */
function drupal_phpunit_contrib_extension_directory_roots($root = NULL) {
    if ($root === NULL) {
        $root = dirname(dirname(__DIR__));
    }
    $paths = [
        $root . '/core/modules',
        $root . '/core/profiles',
        $root . '/modules',
        $root . '/profiles',
        $root . '/themes',
    ];
    $sites_path = $root . '/sites';
    // Note this also checks sites/../modules and sites/../profiles.
    foreach (scandir($sites_path) as $site) {
        if ($site[0] === '.' || $site === 'simpletest') {
            continue;
        }
        $path = "{$sites_path}/{$site}";
        $paths[] = is_dir("{$path}/modules") ? realpath("{$path}/modules") : NULL;
        $paths[] = is_dir("{$path}/profiles") ? realpath("{$path}/profiles") : NULL;
        $paths[] = is_dir("{$path}/themes") ? realpath("{$path}/themes") : NULL;
    }
    return array_filter($paths, 'file_exists');
}

/**
 * Registers the namespace for each extension directory with the autoloader.
 *
 * @param array $dirs
 *   An associative array of extension directories, keyed by extension name.
 *
 * @return array
 *   An associative array of extension directories, keyed by their namespace.
 */
function drupal_phpunit_get_extension_namespaces($dirs) {
    $suite_names = [
        'Unit',
        'Kernel',
        'Functional',
        'Build',
        'FunctionalJavascript',
    ];
    $namespaces = [];
    foreach ($dirs as $extension => $dir) {
        if (is_dir($dir . '/src')) {
            // Register the PSR-4 directory for module-provided classes.
            $namespaces['Drupal\\' . $extension . '\\'][] = $dir . '/src';
        }
        $test_dir = $dir . '/tests/src';
        if (is_dir($test_dir)) {
            foreach ($suite_names as $suite_name) {
                $suite_dir = $test_dir . '/' . $suite_name;
                if (is_dir($suite_dir)) {
                    // Register the PSR-4 directory for PHPUnit-based suites.
                    $namespaces['Drupal\\Tests\\' . $extension . '\\' . $suite_name . '\\'][] = $suite_dir;
                }
            }
            // Extensions can have a \Drupal\extension\Traits namespace for
            // cross-suite trait code.
            $trait_dir = $test_dir . '/Traits';
            if (is_dir($trait_dir)) {
                $namespaces['Drupal\\Tests\\' . $extension . '\\Traits\\'][] = $trait_dir;
            }
        }
    }
    return $namespaces;
}
// We define the COMPOSER_INSTALL constant, so that PHPUnit knows where to
// autoload from. This is needed for tests run in isolation mode, because
// phpunit.xml.dist is located in a non-default directory relative to the
// PHPUnit executable.
if (!defined('PHPUNIT_COMPOSER_INSTALL')) {
    define('PHPUNIT_COMPOSER_INSTALL', __DIR__ . '/../../autoload.php');
}

/**
 * Populate class loader with additional namespaces for tests.
 *
 * We run this in a function to avoid setting the class loader to a global
 * that can change. This change can cause unpredictable false positives for
 * phpunit's global state change watcher. The class loader can be retrieved from
 * composer at any time by requiring autoload.php.
 */
function drupal_phpunit_populate_class_loader() {
    
    /** @var \Composer\Autoload\ClassLoader $loader */
    $loader = (require __DIR__ . '/../../autoload.php');
    // Start with classes in known locations.
    $loader->add('Drupal\\BuildTests', __DIR__);
    $loader->add('Drupal\\Tests', __DIR__);
    $loader->add('Drupal\\TestSite', __DIR__);
    $loader->add('Drupal\\KernelTests', __DIR__);
    $loader->add('Drupal\\FunctionalTests', __DIR__);
    $loader->add('Drupal\\FunctionalJavascriptTests', __DIR__);
    $loader->add('Drupal\\TestTools', __DIR__);
    if (!isset($GLOBALS['namespaces'])) {
        // Scan for arbitrary extension namespaces from core and contrib.
        $extension_roots = drupal_phpunit_contrib_extension_directory_roots();
        $dirs = array_map('drupal_phpunit_find_extension_directories', $extension_roots);
        $dirs = array_reduce($dirs, 'array_merge', []);
        $GLOBALS['namespaces'] = drupal_phpunit_get_extension_namespaces($dirs);
    }
    foreach ($GLOBALS['namespaces'] as $prefix => $paths) {
        $loader->addPsr4($prefix, $paths);
    }
    return $loader;
}
// Do class loader population.
drupal_phpunit_populate_class_loader();
// Set sane locale settings, to ensure consistent string, dates, times and
// numbers handling.
// @see \Drupal\Core\DrupalKernel::bootEnvironment()
setlocale(LC_ALL, 'C');
// Set appropriate configuration for multi-byte strings.
mb_internal_encoding('utf-8');
mb_language('uni');
// Set the default timezone. While this doesn't cause any tests to fail, PHP
// complains if 'date.timezone' is not set in php.ini. The Australia/Sydney
// timezone is chosen so all tests are run using an edge case scenario (UTC+10
// and DST). This choice is made to prevent timezone related regressions and
// reduce the fragility of the testing system in general.
date_default_timezone_set('Australia/Sydney');
// Runtime assertions. PHPUnit follows the php.ini assert.active setting for
// runtime assertions. By default this setting is on. Ensure exceptions are
// thrown if an assert fails, but this call does not turn runtime assertions on
// if they weren't on already.
Handle::register();
// PHPUnit 4 to PHPUnit 6 bridge. Tests written for PHPUnit 4 need to work on
// PHPUnit 6 with a minimum of fuss.
// @todo provided for BC; remove in Drupal 9.
class_alias(AssertionFailedError::class, '\\PHPUnit_Framework_AssertionFailedError');
class_alias(Count::class, '\\PHPUnit_Framework_Constraint_Count');
class_alias(Error::class, '\\PHPUnit_Framework_Error');
class_alias(Warning::class, '\\PHPUnit_Framework_Error_Warning');
class_alias(ExpectationFailedException::class, '\\PHPUnit_Framework_ExpectationFailedException');
class_alias(Exception::class, '\\PHPUnit_Framework_Exception');
class_alias(InvokedRecorder::class, '\\PHPUnit_Framework_MockObject_Matcher_InvokedRecorder');
class_alias(SkippedTestError::class, '\\PHPUnit_Framework_SkippedTestError');
class_alias(TestCase::class, '\\PHPUnit_Framework_TestCase');
class_alias(Test::class, '\\PHPUnit_Util_Test');
class_alias(Xml::class, '\\PHPUnit_Util_XML');

Functions

Title Deprecated Summary
drupal_phpunit_contrib_extension_directory_roots Returns directories under which contributed extensions may exist.
drupal_phpunit_find_extension_directories Finds all valid extension directories recursively within a given directory.
drupal_phpunit_get_extension_namespaces Registers the namespace for each extension directory with the autoloader.
drupal_phpunit_populate_class_loader Populate class loader with additional namespaces for tests.

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