FileManagedUnitTestBase.php in Drupal 8

Namespace

Drupal\Tests\file\Kernel

File

core/modules/file/tests/src/Kernel/FileManagedUnitTestBase.php

<?php

namespace Drupal\Tests\file\Kernel;

use Drupal\Component\Render\FormattableMarkup;
use Drupal\file\Entity\File;
use Drupal\file\FileInterface;
use Drupal\KernelTests\KernelTestBase;
use Drupal\user\Entity\User;

/**
 * Base class for file unit tests that use the file_test module to test uploads and
 * hooks.
 */
abstract class FileManagedUnitTestBase extends KernelTestBase {

  /**
   * Modules to enable.
   *
   * @var array
   */
  public static $modules = [
    'file_test',
    'file',
    'system',
    'field',
    'user',
  ];
  protected function setUp() {
    parent::setUp();

    // Clear out any hook calls.
    file_test_reset();
    $this
      ->installConfig([
      'system',
    ]);
    $this
      ->installEntitySchema('file');
    $this
      ->installEntitySchema('user');
    $this
      ->installSchema('file', [
      'file_usage',
    ]);

    // Make sure that a user with uid 1 exists, self::createFile() relies on
    // it.
    $user = User::create([
      'uid' => 1,
      'name' => $this
        ->randomMachineName(),
    ]);
    $user
      ->enforceIsNew();
    $user
      ->save();
    \Drupal::currentUser()
      ->setAccount($user);
  }

  /**
   * Assert that all of the specified hook_file_* hooks were called once, other
   * values result in failure.
   *
   * @param array $expected
   *   Array with string containing with the hook name, e.g. 'load', 'save',
   *   'insert', etc.
   */
  public function assertFileHooksCalled($expected) {
    \Drupal::state()
      ->resetCache();

    // Determine which hooks were called.
    $actual = array_keys(array_filter(file_test_get_all_calls()));

    // Determine if there were any expected that were not called.
    $uncalled = array_diff($expected, $actual);
    if (count($uncalled)) {
      $this
        ->assertTrue(FALSE, new FormattableMarkup('Expected hooks %expected to be called but %uncalled was not called.', [
        '%expected' => implode(', ', $expected),
        '%uncalled' => implode(', ', $uncalled),
      ]));
    }
    else {
      $this
        ->assertTrue(TRUE, new FormattableMarkup('All the expected hooks were called: %expected', [
        '%expected' => empty($expected) ? '(none)' : implode(', ', $expected),
      ]));
    }

    // Determine if there were any unexpected calls.
    $unexpected = array_diff($actual, $expected);
    if (count($unexpected)) {
      $this
        ->assertTrue(FALSE, new FormattableMarkup('Unexpected hooks were called: %unexpected.', [
        '%unexpected' => empty($unexpected) ? '(none)' : implode(', ', $unexpected),
      ]));
    }
    else {
      $this
        ->assertTrue(TRUE, 'No unexpected hooks were called.');
    }
  }

  /**
   * Assert that a hook_file_* hook was called a certain number of times.
   *
   * @param string $hook
   *   String with the hook name, e.g. 'load', 'save', 'insert', etc.
   * @param int $expected_count
   *   Optional integer count.
   * @param string $message
   *   Optional translated string message.
   */
  public function assertFileHookCalled($hook, $expected_count = 1, $message = NULL) {
    $actual_count = count(file_test_get_calls($hook));
    if (!isset($message)) {
      if ($actual_count == $expected_count) {
        $message = new FormattableMarkup('hook_file_@name was called correctly.', [
          '@name' => $hook,
        ]);
      }
      elseif ($expected_count == 0) {
        $message = \Drupal::translation()
          ->formatPlural($actual_count, 'hook_file_@name was not expected to be called but was actually called once.', 'hook_file_@name was not expected to be called but was actually called @count times.', [
          '@name' => $hook,
          '@count' => $actual_count,
        ]);
      }
      else {
        $message = new FormattableMarkup('hook_file_@name was expected to be called %expected times but was called %actual times.', [
          '@name' => $hook,
          '%expected' => $expected_count,
          '%actual' => $actual_count,
        ]);
      }
    }
    $this
      ->assertEqual($actual_count, $expected_count, $message);
  }

  /**
   * Asserts that two files have the same values (except timestamp).
   *
   * @param \Drupal\file\FileInterface $before
   *   File object to compare.
   * @param \Drupal\file\FileInterface $after
   *   File object to compare.
   */
  public function assertFileUnchanged(FileInterface $before, FileInterface $after) {
    $this
      ->assertEqual($before
      ->id(), $after
      ->id(), t('File id is the same: %file1 == %file2.', [
      '%file1' => $before
        ->id(),
      '%file2' => $after
        ->id(),
    ]), 'File unchanged');
    $this
      ->assertEqual($before
      ->getOwner()
      ->id(), $after
      ->getOwner()
      ->id(), t('File owner is the same: %file1 == %file2.', [
      '%file1' => $before
        ->getOwner()
        ->id(),
      '%file2' => $after
        ->getOwner()
        ->id(),
    ]), 'File unchanged');
    $this
      ->assertEqual($before
      ->getFilename(), $after
      ->getFilename(), t('File name is the same: %file1 == %file2.', [
      '%file1' => $before
        ->getFilename(),
      '%file2' => $after
        ->getFilename(),
    ]), 'File unchanged');
    $this
      ->assertEqual($before
      ->getFileUri(), $after
      ->getFileUri(), t('File path is the same: %file1 == %file2.', [
      '%file1' => $before
        ->getFileUri(),
      '%file2' => $after
        ->getFileUri(),
    ]), 'File unchanged');
    $this
      ->assertEqual($before
      ->getMimeType(), $after
      ->getMimeType(), t('File MIME type is the same: %file1 == %file2.', [
      '%file1' => $before
        ->getMimeType(),
      '%file2' => $after
        ->getMimeType(),
    ]), 'File unchanged');
    $this
      ->assertEqual($before
      ->getSize(), $after
      ->getSize(), t('File size is the same: %file1 == %file2.', [
      '%file1' => $before
        ->getSize(),
      '%file2' => $after
        ->getSize(),
    ]), 'File unchanged');
    $this
      ->assertEqual($before
      ->isPermanent(), $after
      ->isPermanent(), t('File status is the same: %file1 == %file2.', [
      '%file1' => $before
        ->isPermanent(),
      '%file2' => $after
        ->isPermanent(),
    ]), 'File unchanged');
  }

  /**
   * Asserts that two files are not the same by comparing the fid and filepath.
   *
   * @param \Drupal\file\FileInterface $file1
   *   File object to compare.
   * @param \Drupal\file\FileInterface $file2
   *   File object to compare.
   */
  public function assertDifferentFile(FileInterface $file1, FileInterface $file2) {
    $this
      ->assertNotEqual($file1
      ->id(), $file2
      ->id(), t('Files have different ids: %file1 != %file2.', [
      '%file1' => $file1
        ->id(),
      '%file2' => $file2
        ->id(),
    ]), 'Different file');
    $this
      ->assertNotEqual($file1
      ->getFileUri(), $file2
      ->getFileUri(), t('Files have different paths: %file1 != %file2.', [
      '%file1' => $file1
        ->getFileUri(),
      '%file2' => $file2
        ->getFileUri(),
    ]), 'Different file');
  }

  /**
   * Asserts that two files are the same by comparing the fid and filepath.
   *
   * @param \Drupal\file\FileInterface $file1
   *   File object to compare.
   * @param \Drupal\file\FileInterface $file2
   *   File object to compare.
   */
  public function assertSameFile(FileInterface $file1, FileInterface $file2) {
    $this
      ->assertEqual($file1
      ->id(), $file2
      ->id(), t('Files have the same ids: %file1 == %file2.', [
      '%file1' => $file1
        ->id(),
      '%file2-fid' => $file2
        ->id(),
    ]), 'Same file');
    $this
      ->assertEqual($file1
      ->getFileUri(), $file2
      ->getFileUri(), t('Files have the same path: %file1 == %file2.', [
      '%file1' => $file1
        ->getFileUri(),
      '%file2' => $file2
        ->getFileUri(),
    ]), 'Same file');
  }

  /**
   * Create a file and save it to the files table and assert that it occurs
   * correctly.
   *
   * @param string $filepath
   *   Optional string specifying the file path. If none is provided then a
   *   randomly named file will be created in the site's files directory.
   * @param string $contents
   *   Optional contents to save into the file. If a NULL value is provided an
   *   arbitrary string will be used.
   * @param string $scheme
   *   Optional string indicating the stream scheme to use. Drupal core includes
   *   public, private, and temporary. The public wrapper is the default.
   *
   * @return \Drupal\file\FileInterface
   *   File entity.
   */
  public function createFile($filepath = NULL, $contents = NULL, $scheme = NULL) {

    // Don't count hook invocations caused by creating the file.
    \Drupal::state()
      ->set('file_test.count_hook_invocations', FALSE);
    $file = File::create([
      'uri' => $this
        ->createUri($filepath, $contents, $scheme),
      'uid' => 1,
    ]);
    $file
      ->save();

    // Write the record directly rather than using the API so we don't invoke
    // the hooks.
    $this
      ->assertTrue($file
      ->id() > 0, 'The file was added to the database.', 'Create test file');
    \Drupal::state()
      ->set('file_test.count_hook_invocations', TRUE);
    return $file;
  }

  /**
   * Creates a file and returns its URI.
   *
   * @param string $filepath
   *   Optional string specifying the file path. If none is provided then a
   *   randomly named file will be created in the site's files directory.
   * @param string $contents
   *   Optional contents to save into the file. If a NULL value is provided an
   *   arbitrary string will be used.
   * @param string $scheme
   *   Optional string indicating the stream scheme to use. Drupal core includes
   *   public, private, and temporary. The public wrapper is the default.
   *
   * @return string
   *   File URI.
   */
  public function createUri($filepath = NULL, $contents = NULL, $scheme = NULL) {
    if (!isset($filepath)) {

      // Prefix with non-latin characters to ensure that all file-related
      // tests work with international filenames.
      $filepath = 'Файл для тестирования ' . $this
        ->randomMachineName();
    }
    if (!isset($scheme)) {
      $scheme = 'public';
    }
    $filepath = $scheme . '://' . $filepath;
    if (!isset($contents)) {
      $contents = "file_put_contents() doesn't seem to appreciate empty strings so let's put in some data.";
    }
    file_put_contents($filepath, $contents);
    $this
      ->assertFileExists($filepath);
    return $filepath;
  }

}

Classes

Name	Description
FileManagedUnitTestBase	Base class for file unit tests that use the file_test module to test uploads and hooks.