public function MoveTest::testExistingError in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/file/tests/src/Kernel/MoveTest.php \Drupal\Tests\file\Kernel\MoveTest::testExistingError()
2. 10 core/modules/file/tests/src/Kernel/MoveTest.php \Drupal\Tests\file\Kernel\MoveTest::testExistingError()

Tests that moving onto an existing file fails when instructed to do so.

File

core/modules/file/tests/src/Kernel/MoveTest.php, line 138

Class

MoveTest

Tests the file move function.

Namespace

Drupal\Tests\file\Kernel

Code

public function testExistingError() {
  $contents = $this
    ->randomMachineName(10);
  $source = $this
    ->createFile();
  $target = $this
    ->createFile(NULL, $contents);
  $this
    ->assertDifferentFile($source, $target);

  // Clone the object so we don't have to worry about the function changing
  // our reference copy.
  $result = file_move(clone $source, $target
    ->getFileUri(), FileSystemInterface::EXISTS_ERROR);

  // Check the return status and that the contents did not change.
  $this
    ->assertFalse($result, 'File move failed.');
  $this
    ->assertFileExists($source
    ->getFileUri());
  $this
    ->assertEquals($contents, file_get_contents($target
    ->getFileUri()), 'Contents of file were not altered.');

  // Check that no hooks were called while failing.
  $this
    ->assertFileHooksCalled([]);

  // Load the file from the database and make sure it is identical to what
  // was returned.
  $this
    ->assertFileUnchanged($source, File::load($source
    ->id()));
  $this
    ->assertFileUnchanged($target, File::load($target
    ->id()));
}