function MoveTest::testExistingError

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

@covers ::move

File

core/modules/file/tests/src/Kernel/MoveTest.php, line 175

Class

MoveTest

Tests the file move function.

Namespace

Code

public function testExistingError() : void {
  $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.
  try {
    $this->fileRepository
      ->move(clone $source, $target->getFileUri(), FileExists::Error);
    $this->fail('expected FileExistsException');
  } catch (FileExistsException $e) {
    $this->assertStringContainsString("could not be copied because a file by that name already exists in the destination directory", $e->getMessage());
  }
  // Check the return status and that the contents did not change.
  $this->assertFileExists($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()));
}