InstallerDependenciesResolutionTest.php

<?php

namespace Drupal\Tests\system\Kernel\Installer;

use Drupal\Core\Extension\ProfileExtensionList;
use Drupal\KernelTests\KernelTestBase;

/**
 * Tests that we handle module dependency resolution during install.
 *
 * @group Installer
 */
class InstallerDependenciesResolutionTest extends KernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'system',
    ];
    
    /**
     * Verifies that the exception message in the profile step is correct.
     */
    public function testDependenciesResolution() {
        // Prime the \Drupal\Core\Extension\ExtensionList::getPathname static cache
        // with the location of the testing profile as it is not the currently
        // active profile and we don't yet have any cached way to retrieve its
        // location.
        // @todo Remove as part of https://www.drupal.org/node/2186491
        $profile_list = \Drupal::service('extension.list.profile');
        assert($profile_list instanceof ProfileExtensionList);
        $profile_list->setPathname('testing_missing_dependencies', 'core/profiles/testing_missing_dependencies/testing_missing_dependencies.info.yml');
        $info = drupal_verify_profile([
            'parameters' => [
                'profile' => 'testing_missing_dependencies',
            ],
            'profile_info' => install_profile_info('testing_missing_dependencies'),
        ]);
        $message = $info['required_modules']['description']->render();
        $this->assertStringContainsString('Fictional', $message);
        $this->assertStringContainsString('Missing_module1', $message);
        $this->assertStringContainsString('Missing_module2', $message);
        $this->assertStringNotContainsString('Block', $message);
        $this->assertStringNotContainsString('Node', $message);
    }

}