public function FileSystemDeprecationTest::testDeprecatedUnmanagedFileCopy in Drupal 8

@expectedDeprecation file_unmanaged_copy() is deprecated in Drupal 8.7.0 and will be removed before Drupal 9.0.0. Use \Drupal\Core\File\FileSystemInterface::copy(). See https://www.drupal.org/node/3006851.

File

core/tests/Drupal/KernelTests/Core/File/FileSystemDeprecationTest.php, line 48

Class

FileSystemDeprecationTest

Tests deprecations in file.inc.

Namespace

Drupal\KernelTests\Core\File

Code

public function testDeprecatedUnmanagedFileCopy() {
  $source = \Drupal::service('file_system')
    ->getTempDirectory() . '/example.txt';
  file_put_contents($source, 'example');
  $filename = file_unmanaged_copy($source);
  $this
    ->assertEquals('public://example.txt', $filename);
}