ConfigImportUploadTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\config\Functional;

use Drupal\Core\Site\Settings;
use Drupal\Tests\BrowserTestBase;
use Drupal\Tests\TestFileCreationTrait;

/**
 * Tests importing configuration from an uploaded file.
 *
 * @group config
 */
class ConfigImportUploadTest extends BrowserTestBase {
  use TestFileCreationTrait;

  /**
   * A user with the 'import configuration' permission.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $webUser;

  /**
   * Modules to install.
   *
   * @var array
   */
  protected static $modules = [
    'config',
  ];

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';

  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->webUser = $this
      ->drupalCreateUser([
      'import configuration',
    ]);
    $this
      ->drupalLogin($this->webUser);
  }

  /**
   * Tests importing configuration.
   */
  public function testImport() {

    // Verify access to the config upload form.
    $this
      ->drupalGet('admin/config/development/configuration/full/import');
    $this
      ->assertSession()
      ->statusCodeEquals(200);

    // Attempt to upload a non-tar file.
    $text_file = $this
      ->getTestFiles('text')[0];
    $edit = [
      'files[import_tarball]' => \Drupal::service('file_system')
        ->realpath($text_file->uri),
    ];
    $this
      ->drupalGet('admin/config/development/configuration/full/import');
    $this
      ->submitForm($edit, 'Upload');
    $this
      ->assertSession()
      ->pageTextContains('Could not extract the contents of the tar file');

    // Make the sync directory read-only.
    $directory = Settings::get('config_sync_directory');
    \Drupal::service('file_system')
      ->chmod($directory, 0555);
    $this
      ->drupalGet('admin/config/development/configuration/full/import');
    $this
      ->assertSession()
      ->pageTextContains("The directory {$directory} is not writable.");

    // Ensure submit button for \Drupal\config\Form\ConfigImportForm is
    // disabled.
    $submit_is_disabled = $this
      ->cssSelect('form.config-import-form input[type="submit"]:disabled');
    $this
      ->assertCount(1, $submit_is_disabled, 'The submit button is disabled.');
  }

}