function FileUnmanagedCopyTest::testOverwriteSelf in Drupal 7

Copy a file onto itself.

File

modules/simpletest/tests/file.test, line 1644

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

Class

FileUnmanagedCopyTest

Unmanaged copy related tests.

Code

function testOverwriteSelf() {

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

  // Copy the file onto itself with renaming works.
  $new_filepath = file_unmanaged_copy($file->uri, $file->uri, FILE_EXISTS_RENAME);
  $this
    ->assertTrue($new_filepath, 'Copying onto itself with renaming works.');
  $this
    ->assertNotEqual($new_filepath, $file->uri, 'Copied file has a new name.');
  $this
    ->assertTrue(file_exists($file->uri), 'Original file exists after copying onto itself.');
  $this
    ->assertTrue(file_exists($new_filepath), 'Copied file exists after copying onto itself.');
  $this
    ->assertFilePermissions($new_filepath, variable_get('file_chmod_file', 0664));

  // Copy the file onto itself without renaming fails.
  $new_filepath = file_unmanaged_copy($file->uri, $file->uri, FILE_EXISTS_ERROR);
  $this
    ->assertFalse($new_filepath, 'Copying onto itself without renaming fails.');
  $this
    ->assertTrue(file_exists($file->uri), 'File exists after copying onto itself.');

  // Copy the file into same directory without renaming fails.
  $new_filepath = file_unmanaged_copy($file->uri, drupal_dirname($file->uri), FILE_EXISTS_ERROR);
  $this
    ->assertFalse($new_filepath, 'Copying onto itself fails.');
  $this
    ->assertTrue(file_exists($file->uri), 'File exists after copying onto itself.');

  // Copy the file into same directory with renaming works.
  $new_filepath = file_unmanaged_copy($file->uri, drupal_dirname($file->uri), FILE_EXISTS_RENAME);
  $this
    ->assertTrue($new_filepath, 'Copying into same directory works.');
  $this
    ->assertNotEqual($new_filepath, $file->uri, 'Copied file has a new name.');
  $this
    ->assertTrue(file_exists($file->uri), 'Original file exists after copying onto itself.');
  $this
    ->assertTrue(file_exists($new_filepath), 'Copied file exists after copying onto itself.');
  $this
    ->assertFilePermissions($new_filepath, variable_get('file_chmod_file', 0664));
}