class FileSaveHtaccessLoggingTest

class FileSaveHtaccessLoggingTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'dblog',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Tests the HtaccessWriter service write functionality.
   */
  public function testHtaccessSave() : void {
    // Prepare test directories.
    $private = $this->publicFilesDirectory . '/test/private';
    // Verify that HtaccessWriter service returns FALSE if .htaccess cannot be
    // written and writes a correctly formatted message to the error log.
    // Set $private to TRUE so all possible .htaccess lines are written.
    /** @var \Drupal\Core\File\HtaccessWriterInterface $htaccess */
    $htaccess = \Drupal::service('file.htaccess_writer');
    $this->assertFalse($htaccess->write($private, TRUE));
    $this->drupalLogin($this->drupalCreateUser([
      'access site reports',
    ]));
    $this->drupalGet('admin/reports/dblog');
    $this->clickLink("Security warning: Couldn't write .htaccess file.");
    $lines = FileSecurity::htaccessLines(TRUE);
    foreach (array_filter(explode("\n", $lines)) as $line) {
      $this->assertSession()
        ->assertEscaped($line);
    }
  }

}