public function StorageCopyTraitTest::testReplaceStorageContents in Drupal 9

Same name and namespace in other branches

1. 8 core/tests/Drupal/Tests/Core/Config/StorageCopyTraitTest.php \Drupal\Tests\Core\Config\StorageCopyTraitTest::testReplaceStorageContents()

@covers ::replaceStorageContents

@dataProvider providerTestReplaceStorageContents

File

core/tests/Drupal/Tests/Core/Config/StorageCopyTraitTest.php, line 27

Class

StorageCopyTraitTest

@coversDefaultClass \Drupal\Core\Config\StorageCopyTrait @group Config

Namespace

Drupal\Tests\Core\Config

Code

public function testReplaceStorageContents($source_collections, $target_collections) {
  $source = new MemoryStorage();
  $target = new MemoryStorage();

  // Empty the storage should be the same.
  $this
    ->assertEquals(self::toArray($source), self::toArray($target));

  // When the source is populated, they are not the same any more.
  $this
    ->generateRandomData($source, $source_collections);
  $this
    ->assertNotEquals(self::toArray($source), self::toArray($target));

  // When the target is filled with random data they are also not the same.
  $this
    ->generateRandomData($target, $target_collections);
  $this
    ->assertNotEquals(self::toArray($source), self::toArray($target));

  // Set the active collection to a random one on both source and target.
  if ($source_collections) {
    $collections = $source
      ->getAllCollectionNames();
    $source = $source
      ->createCollection($collections[array_rand($collections)]);
  }
  if ($target_collections) {
    $collections = $target
      ->getAllCollectionNames();
    $target = $target
      ->createCollection($collections[array_rand($collections)]);
  }
  $source_data = self::toArray($source);
  $source_name = $source
    ->getCollectionName();

  // After copying they are the same, this asserts that items not present
  // in the source get removed from the target.
  self::replaceStorageContents($source, $target);
  $this
    ->assertEquals($source_data, self::toArray($target));

  // Assert that the copy method did indeed not change the source.
  $this
    ->assertEquals($source_data, self::toArray($source));

  // Assert that the active collection is the same as the original source.
  $this
    ->assertEquals($source_name, $source
    ->getCollectionName());
  $this
    ->assertEquals($source_name, $target
    ->getCollectionName());
}