DriverModuleMissingDependenciesTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\Core\Database;

use Drupal\Core\Cache\NullBackend;
use Drupal\Core\Extension\DatabaseDriverList;
use Drupal\Core\Extension\Exception\UnknownExtensionException;
use Drupal\Tests\UnitTestCase;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Tests for database driver module with missing dependency.
 *
 * These tests run in isolation since we don't want the database static to
 * affect other tests. We also use a fake root directory to avoid the failing
 * module to get into normal extensions discovery.
 *
 * @coversDefaultClass \Drupal\Core\Extension\DatabaseDriverList
 *
 * @runTestsInSeparateProcesses
 * @preserveGlobalState disabled
 *
 * @group Database
 */
class DriverModuleMissingDependenciesTest extends UnitTestCase {
    
    /**
     * @covers ::get
     */
    public function testDetermineDriversAutoloadingFailingOnMissingDependency() : void {
        $root = realpath(dirname(__FILE__) . '/fixtures');
        // Mock the container so we don't need to mock drupal_valid_test_ua().
        // @see \Drupal\Core\Extension\ExtensionDiscovery::scan()
        $container = $this->createMock(ContainerInterface::class);
        $container->expects($this->any())
            ->method('has')
            ->with('kernel')
            ->willReturn(TRUE);
        $container->expects($this->any())
            ->method('getParameter')
            ->with()
            ->willReturnMap([
            [
                'install_profile',
                '',
            ],
            [
                'site.path',
                '',
            ],
        ]);
        $container->expects($this->any())
            ->method('get')
            ->with('extension.list.database_driver')
            ->willReturn(new DatabaseDriverList($root, 'database_driver', new NullBackend('database_driver')));
        \Drupal::setContainer($container);
        $this->expectException(UnknownExtensionException::class);
        $this->expectExceptionMessage("The database_driver a_really_missing_module\\dependent_driver does not exist.");
        $container->get('extension.list.database_driver')
            ->includeTestDrivers(TRUE)
            ->get('a_really_missing_module\\dependent_driver')
            ->getAutoloadInfo();
    }

}