function FileDirectoryTest::testFileCheckDirectoryHandling in Drupal 7

Test directory handling functions.

File

modules/simpletest/tests/file.test, line 1061

This provides SimpleTests for the core file handling functionality. These include FileValidateTest and FileSaveTest.

Class

FileDirectoryTest

Directory related tests.

Code

function testFileCheckDirectoryHandling() {

  // A directory to operate on.
  $directory = file_default_scheme() . '://' . $this
    ->randomName() . '/' . $this
    ->randomName();
  $this
    ->assertFalse(is_dir($directory), 'Directory does not exist prior to testing.');

  // Non-existent directory.
  $this
    ->assertFalse(file_prepare_directory($directory, 0), 'Error reported for non-existing directory.', 'File');

  // Make a directory.
  $this
    ->assertTrue(file_prepare_directory($directory, FILE_CREATE_DIRECTORY), 'No error reported when creating a new directory.', 'File');

  // Make sure directory actually exists.
  $this
    ->assertTrue(is_dir($directory), 'Directory actually exists.', 'File');
  if (substr(PHP_OS, 0, 3) != 'WIN') {

    // PHP on Windows doesn't support any kind of useful read-only mode for
    // directories. When executing a chmod() on a directory, PHP only sets the
    // read-only flag, which doesn't prevent files to actually be written
    // in the directory on any recent version of Windows.
    // Make directory read only.
    @drupal_chmod($directory, 0444);
    $this
      ->assertFalse(file_prepare_directory($directory, 0), 'Error reported for a non-writeable directory.', 'File');

    // Test directory permission modification.
    $this
      ->assertTrue(file_prepare_directory($directory, FILE_MODIFY_PERMISSIONS), 'No error reported when making directory writeable.', 'File');
  }

  // Test that the directory has the correct permissions.
  $this
    ->assertDirectoryPermissions($directory, variable_get('file_chmod_directory', 0775));

  // Remove .htaccess file to then test that it gets re-created.
  @drupal_unlink(file_default_scheme() . '://.htaccess');
  $this
    ->assertFalse(is_file(file_default_scheme() . '://.htaccess'), 'Successfully removed the .htaccess file in the files directory.', 'File');
  file_ensure_htaccess();
  $this
    ->assertTrue(is_file(file_default_scheme() . '://.htaccess'), 'Successfully re-created the .htaccess file in the files directory.', 'File');

  // Verify contents of .htaccess file.
  $file = file_get_contents(file_default_scheme() . '://.htaccess');
  $this
    ->assertEqual($file, file_htaccess_lines(FALSE), 'The .htaccess file contains the proper content.', 'File');
}