public function ReadOnlyStorageTest::testWriteOperations in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/Tests/Core/Config/ReadOnlyStorageTest.php \Drupal\Tests\Core\Config\ReadOnlyStorageTest::testWriteOperations()

@covers ::write @covers ::delete @covers ::rename @covers ::deleteAll

@dataProvider writeMethodsProvider

File

core/tests/Drupal/Tests/Core/Config/ReadOnlyStorageTest.php, line 91

Class

ReadOnlyStorageTest

@coversDefaultClass \Drupal\Core\Config\ReadOnlyStorage @group Config

Namespace

Drupal\Tests\Core\Config

Code

public function testWriteOperations($method, $arguments, $fixture) {
  $this
    ->setRandomFixtureConfig($fixture);

  // Create an independent memory storage as a backup.
  $backup = new MemoryStorage();
  static::replaceStorageContents($this->memory, $backup);
  try {
    call_user_func_array([
      $this->storage,
      $method,
    ], $arguments);
    $this
      ->fail("exception not thrown");
  } catch (\BadMethodCallException $exception) {
    $this
      ->assertEquals(ReadOnlyStorage::class . '::' . $method . ' is not allowed on a ReadOnlyStorage', $exception
      ->getMessage());
  }

  // Assert that the memory storage has not been altered.
  $this
    ->assertTrue($backup == $this->memory);
}