function FileMoveTest::testOverwriteSelf

Try to move a file onto itself.

File

core/tests/Drupal/KernelTests/Core/File/FileMoveTest.php, line 65

Class

FileMoveTest

Tests the unmanaged file move function.

Namespace

Code

public function testOverwriteSelf() : void {
  // Create a file for testing.
  $uri = $this->createUri();
  // Move the file onto itself without renaming shouldn't make changes.
  /** @var \Drupal\Core\File\FileSystemInterface $file_system */
  $file_system = \Drupal::service('file_system');
  $this->expectException(FileException::class);
  $new_filepath = $file_system->move($uri, $uri, FileExists::Replace);
  $this->assertFalse($new_filepath, 'Moving onto itself without renaming fails.');
  $this->assertFileExists($uri);
  // Move the file onto itself with renaming will result in a new filename.
  $new_filepath = $file_system->move($uri, $uri, FileExists::Rename);
  $this->assertNotFalse($new_filepath, 'Moving onto itself with renaming works.');
  $this->assertFileDoesNotExist($uri);
  $this->assertFileExists($new_filepath);
}