function FileRepositoryTest::testExistingError

Tests that writeData() fails overwriting an existing file.

@covers ::writeData

File

core/modules/file/tests/src/Kernel/FileRepositoryTest.php, line 145

Class

FileRepositoryTest

Tests the FileRepository.

Namespace

Code

public function testExistingError() : void {
  $contents = $this->randomMachineName();
  $existing = $this->createFile(NULL, $contents);
  // Check the overwrite error.
  try {
    $this->fileRepository
      ->writeData('asdf', $existing->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());
  }
  $this->assertEquals($contents, file_get_contents($existing->getFileUri()), 'Contents of existing file were unchanged.');
  // Check that no hooks were called while failing.
  $this->assertFileHooksCalled([]);
  // Ensure that the existing file wasn't overwritten.
  $this->assertFileUnchanged($existing, File::load($existing->id()));
}