public function ConfigExportUITest::testExport in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/config/tests/src/Functional/ConfigExportUITest.php \Drupal\Tests\config\Functional\ConfigExportUITest::testExport()

Tests export of configuration.

File

core/modules/config/tests/src/Functional/ConfigExportUITest.php, line 48

Class

ConfigExportUITest

Tests the user interface for exporting configuration.

Namespace

Drupal\Tests\config\Functional

Code

public function testExport() {

  // Verify the export page with export submit button is available.
  $this
    ->drupalGet('admin/config/development/configuration/full/export');
  $this
    ->assertFieldById('edit-submit', t('Export'));

  // Submit the export form and verify response. This will create a file in
  // temporary directory with the default name config.tar.gz.
  $this
    ->drupalPostForm('admin/config/development/configuration/full/export', [], t('Export'));
  $this
    ->assertSession()
    ->statusCodeEquals(200);

  // Test if header contains file name with hostname and timestamp.
  $request = \Drupal::request();
  $hostname = str_replace('.', '-', $request
    ->getHttpHost());
  $header_content_disposition = $this
    ->drupalGetHeader('content-disposition');
  $header_match = (bool) preg_match('/attachment; filename="config-' . preg_quote($hostname) . '-\\d{4}-\\d{2}-\\d{2}-\\d{2}-\\d{2}\\.tar\\.gz"/', $header_content_disposition);
  $this
    ->assertTrue($header_match, "Header with filename matches the expected format.");

  // Extract the archive and verify it's not empty.
  $file_system = \Drupal::service('file_system');
  assert($file_system instanceof FileSystemInterface);
  $temp_directory = $file_system
    ->getTempDirectory();
  $file_path = $temp_directory . '/config.tar.gz';
  $archiver = new Tar($file_path);
  $archive_contents = $archiver
    ->listContents();
  $this
    ->assert(!empty($archive_contents), 'Downloaded archive file is not empty.');

  // Prepare the list of config files from active storage, see
  // \Drupal\config\Controller\ConfigController::downloadExport().
  $storage_active = $this->container
    ->get('config.storage');
  $config_files = [];
  foreach ($storage_active
    ->listAll() as $config_name) {
    $config_files[] = $config_name . '.yml';
  }

  // Assert that the downloaded archive file contents are the same as the test
  // site active store.
  $this
    ->assertIdentical($archive_contents, $config_files);

  // Ensure the test configuration override is in effect but was not exported.
  $this
    ->assertIdentical(\Drupal::config('system.maintenance')
    ->get('message'), 'Foo');
  $archiver
    ->extract($temp_directory, [
    'system.maintenance.yml',
  ]);
  $file_contents = file_get_contents($temp_directory . '/' . 'system.maintenance.yml');
  $exported = Yaml::decode($file_contents);
  $this
    ->assertNotIdentical($exported['message'], 'Foo');

  // Check the single export form doesn't have "form-required" elements.
  $this
    ->drupalGet('admin/config/development/configuration/single/export');
  $this
    ->assertNoRaw('js-form-required form-required', 'No form required fields are found.');

  // Ensure the temporary file is not available to users without the
  // permission.
  $this
    ->drupalLogout();
  $this
    ->drupalGet('system/temporary', [
    'query' => [
      'file' => 'config.tar.gz',
    ],
  ]);
  $this
    ->assertSession()
    ->statusCodeEquals(403);
}