public function SaveDataTest::testWithoutFilename in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/file/tests/src/Kernel/SaveDataTest.php \Drupal\Tests\file\Kernel\SaveDataTest::testWithoutFilename()

Tests the file_save_data() function when no filename is provided.

File

core/modules/file/tests/src/Kernel/SaveDataTest.php, line 19

Class

SaveDataTest

Tests the file_save_data() function.

Namespace

Drupal\Tests\file\Kernel

Code

public function testWithoutFilename() {
  $contents = $this
    ->randomMachineName(8);
  $result = file_save_data($contents);
  $this
    ->assertNotFalse($result, 'Unnamed file saved correctly.');
  $stream_wrapper_manager = \Drupal::service('stream_wrapper_manager');
  assert($stream_wrapper_manager instanceof StreamWrapperManagerInterface);
  $this
    ->assertEquals(\Drupal::config('system.file')
    ->get('default_scheme'), $stream_wrapper_manager::getScheme($result
    ->getFileUri()), "File was placed in Drupal's files directory.");
  $this
    ->assertEquals(\Drupal::service('file_system')
    ->basename($result
    ->getFileUri()), $result
    ->getFilename(), "Filename was set to the file's basename.");
  $this
    ->assertEquals($contents, file_get_contents($result
    ->getFileUri()), 'Contents of the file are correct.');
  $this
    ->assertEquals('application/octet-stream', $result
    ->getMimeType(), 'A MIME type was set.');
  $this
    ->assertTrue($result
    ->isPermanent(), "The file's status was set to permanent.");

  // Check that the correct hooks were called.
  $this
    ->assertFileHooksCalled([
    'insert',
  ]);

  // Verify that what was returned is what's in the database.
  $this
    ->assertFileUnchanged($result, File::load($result
    ->id()));
}