UnmanagedDeleteRecursiveTest.php

<?php

/**
 * @file
 * Definition of Drupal\system\Tests\File\UnmanagedDeleteRecursiveTest.
 */
namespace Drupal\system\Tests\File;


/**
 * Deletion related tests.
 */
class UnmanagedDeleteRecursiveTest extends FileTestBase {
  public static function getInfo() {
    return array(
      'name' => 'Unmanaged recursive file delete',
      'description' => 'Tests the unmanaged file delete recursive function.',
      'group' => 'File API',
    );
  }

  /**
   * Delete a normal file.
   */
  function testSingleFile() {

    // Create a file for testing
    $filepath = file_default_scheme() . '://' . $this
      ->randomName();
    file_put_contents($filepath, '');

    // Delete the file.
    $this
      ->assertTrue(file_unmanaged_delete_recursive($filepath), 'Function reported success.');
    $this
      ->assertFalse(file_exists($filepath), 'Test file has been deleted.');
  }

  /**
   * Try deleting an empty directory.
   */
  function testEmptyDirectory() {

    // A directory to operate on.
    $directory = $this
      ->createDirectory();

    // Delete the directory.
    $this
      ->assertTrue(file_unmanaged_delete_recursive($directory), 'Function reported success.');
    $this
      ->assertFalse(file_exists($directory), 'Directory has been deleted.');
  }

  /**
   * Try deleting a directory with some files.
   */
  function testDirectory() {

    // A directory to operate on.
    $directory = $this
      ->createDirectory();
    $filepathA = $directory . '/A';
    $filepathB = $directory . '/B';
    file_put_contents($filepathA, '');
    file_put_contents($filepathB, '');

    // Delete the directory.
    $this
      ->assertTrue(file_unmanaged_delete_recursive($directory), 'Function reported success.');
    $this
      ->assertFalse(file_exists($filepathA), 'Test file A has been deleted.');
    $this
      ->assertFalse(file_exists($filepathB), 'Test file B has been deleted.');
    $this
      ->assertFalse(file_exists($directory), 'Directory has been deleted.');
  }

  /**
   * Try deleting subdirectories with some files.
   */
  function testSubDirectory() {

    // A directory to operate on.
    $directory = $this
      ->createDirectory();
    $subdirectory = $this
      ->createDirectory($directory . '/sub');
    $filepathA = $directory . '/A';
    $filepathB = $subdirectory . '/B';
    file_put_contents($filepathA, '');
    file_put_contents($filepathB, '');

    // Delete the directory.
    $this
      ->assertTrue(file_unmanaged_delete_recursive($directory), 'Function reported success.');
    $this
      ->assertFalse(file_exists($filepathA), 'Test file A has been deleted.');
    $this
      ->assertFalse(file_exists($filepathB), 'Test file B has been deleted.');
    $this
      ->assertFalse(file_exists($subdirectory), 'Subdirectory has been deleted.');
    $this
      ->assertFalse(file_exists($directory), 'Directory has been deleted.');
  }

}