public function FileCopyTest::testOverwriteSelf in Drupal 9

Same name and namespace in other branches

1. 8 core/tests/Drupal/KernelTests/Core/File/FileCopyTest.php \Drupal\KernelTests\Core\File\FileCopyTest::testOverwriteSelf()

Copy a file onto itself.

File

core/tests/Drupal/KernelTests/Core/File/FileCopyTest.php, line 63

Class

FileCopyTest

Tests the unmanaged file copy function.

Namespace

Drupal\KernelTests\Core\File

Code

public function testOverwriteSelf() {

  // Create a file for testing
  $uri = $this
    ->createUri();

  // Copy the file onto itself with renaming works.

  /** @var \Drupal\Core\File\FileSystemInterface $file_system */
  $file_system = \Drupal::service('file_system');
  $new_filepath = $file_system
    ->copy($uri, $uri, FileSystemInterface::EXISTS_RENAME);
  $this
    ->assertNotFalse($new_filepath, 'Copying onto itself with renaming works.');
  $this
    ->assertNotEquals($uri, $new_filepath, 'Copied file has a new name.');
  $this
    ->assertFileExists($uri);
  $this
    ->assertFileExists($new_filepath);
  $this
    ->assertFilePermissions($new_filepath, Settings::get('file_chmod_file', FileSystem::CHMOD_FILE));

  // Copy the file onto itself without renaming fails.
  $this
    ->expectException(FileExistsException::class);
  $new_filepath = $file_system
    ->copy($uri, $uri, FileSystemInterface::EXISTS_ERROR);
  $this
    ->assertFalse($new_filepath, 'Copying onto itself without renaming fails.');
  $this
    ->assertFileExists($uri);

  // Copy the file into same directory without renaming fails.
  $new_filepath = $file_system
    ->copy($uri, $file_system
    ->dirname($uri), FileSystemInterface::EXISTS_ERROR);
  $this
    ->assertFalse($new_filepath, 'Copying onto itself fails.');
  $this
    ->assertFileExists($uri);

  // Copy the file into same directory with renaming works.
  $new_filepath = $file_system
    ->copy($uri, $file_system
    ->dirname($uri), FileSystemInterface::EXISTS_RENAME);
  $this
    ->assertNotFalse($new_filepath, 'Copying into same directory works.');
  $this
    ->assertNotEquals($uri, $new_filepath, 'Copied file has a new name.');
  $this
    ->assertFileExists($uri);
  $this
    ->assertFileExists($new_filepath);
  $this
    ->assertFilePermissions($new_filepath, Settings::get('file_chmod_file', FileSystem::CHMOD_FILE));
}