class EntityTypeRepositoryTest

class EntityTypeRepositoryTest extends UnitTestCase {
  
  /**
   * The entity type repository under test.
   *
   * @var \Drupal\Core\Entity\EntityTypeRepository
   */
  protected $entityTypeRepository;
  
  /**
   * The entity type manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface|\Prophecy\Prophecy\ProphecyInterface
   */
  protected $entityTypeManager;
  
  /**
   * The entity type bundle info service.
   *
   * @var \Drupal\Core\Entity\EntityTypeBundleInfoInterface|\Prophecy\Prophecy\ProphecyInterface
   */
  protected $entityTypeBundleInfo;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->entityTypeManager = $this->prophesize(EntityTypeManagerInterface::class);
    $this->entityTypeBundleInfo = $this->prophesize(EntityTypeBundleInfoInterface::class);
    $this->entityTypeRepository = new EntityTypeRepository($this->entityTypeManager
      ->reveal(), $this->entityTypeBundleInfo
      ->reveal());
  }
  
  /**
   * Sets up the entity type manager to be tested.
   *
   * @param \Drupal\Core\Entity\EntityTypeInterface[]|\Prophecy\Prophecy\ProphecyInterface[] $definitions
   *   (optional) An array of entity type definitions.
   */
  protected function setUpEntityTypeDefinitions($definitions = []) : void {
    foreach ($definitions as $key => $entity_type) {
      // \Drupal\Core\Entity\EntityTypeInterface::getLinkTemplates() is called
      // by \Drupal\Core\Entity\EntityTypeManager::processDefinition() so it
      // must always be mocked.
      $entity_type->getLinkTemplates()
        ->willReturn([]);
      // Give the entity type a legitimate class to return.
      $entity_type->getClass()
        ->willReturn(EntityInterface::class);
      $definitions[$key] = $entity_type->reveal();
    }
    $this->entityTypeManager
      ->getDefinition(Argument::cetera())
      ->will(function ($args) use ($definitions) {
      $entity_type_id = $args[0];
      $exception_on_invalid = $args[1];
      if (isset($definitions[$entity_type_id])) {
        return $definitions[$entity_type_id];
      }
      elseif (!$exception_on_invalid) {
        return NULL;
      }
      else {
        throw new PluginNotFoundException($entity_type_id);
      }
    });
    $this->entityTypeManager
      ->getDefinitions()
      ->willReturn($definitions);
    $this->entityTypeBundleInfo
      ->getAllBundleInfo()
      ->willReturn([]);
  }
  
  /**
   * Tests the getEntityTypeLabels() method.
   *
   * @covers ::getEntityTypeLabels
   */
  public function testGetEntityTypeLabels() : void {
    $apple = $this->prophesize(EntityTypeInterface::class);
    $apple->getLabel()
      ->willReturn('Apple');
    $apple->getBundleOf()
      ->willReturn(NULL);
    $banana = $this->prophesize(EntityTypeInterface::class);
    $banana->getLabel()
      ->willReturn('Banana');
    $banana->getBundleOf()
      ->willReturn(NULL);
    $this->setUpEntityTypeDefinitions([
      'apple' => $apple,
      'banana' => $banana,
    ]);
    $expected = [
      'apple' => 'Apple',
      'banana' => 'Banana',
    ];
    $this->assertSame($expected, $this->entityTypeRepository
      ->getEntityTypeLabels());
  }
  
  /**
   * @covers ::getEntityTypeFromClass
   */
  public function testGetEntityTypeFromClass() : void {
    $apple = $this->prophesize(EntityTypeInterface::class);
    $banana = $this->prophesize(EntityTypeInterface::class);
    $this->setUpEntityTypeDefinitions([
      'apple' => $apple,
      'banana' => $banana,
    ]);
    $apple->getOriginalClass()
      ->willReturn('\\Drupal\\apple\\Entity\\Apple');
    $banana->getOriginalClass()
      ->willReturn('\\Drupal\\banana\\Entity\\Banana');
    $banana->getClass()
      ->willReturn('\\Drupal\\mango\\Entity\\Mango');
    $banana->id()
      ->willReturn('banana')
      ->shouldBeCalledTimes(2);
    $entity_type_id = $this->entityTypeRepository
      ->getEntityTypeFromClass('\\Drupal\\banana\\Entity\\Banana');
    $this->assertSame('banana', $entity_type_id);
    $entity_type_id = $this->entityTypeRepository
      ->getEntityTypeFromClass('\\Drupal\\mango\\Entity\\Mango');
    $this->assertSame('banana', $entity_type_id);
  }
  
  /**
   * @covers ::getEntityTypeFromClass
   */
  public function testGetEntityTypeFromClassNoMatch() : void {
    $apple = $this->prophesize(EntityTypeInterface::class);
    $banana = $this->prophesize(EntityTypeInterface::class);
    $this->setUpEntityTypeDefinitions([
      'apple' => $apple,
      'banana' => $banana,
    ]);
    $apple->getOriginalClass()
      ->willReturn('\\Drupal\\apple\\Entity\\Apple');
    $banana->getOriginalClass()
      ->willReturn('\\Drupal\\banana\\Entity\\Banana');
    $this->expectException(NoCorrespondingEntityClassException::class);
    $this->expectExceptionMessage('The \\Drupal\\pear\\Entity\\Pear class does not correspond to an entity type.');
    $this->entityTypeRepository
      ->getEntityTypeFromClass('\\Drupal\\pear\\Entity\\Pear');
  }
  
  /**
   * @covers ::getEntityTypeFromClass
   */
  public function testGetEntityTypeFromClassAmbiguous() : void {
    $jazz = $this->prophesize(EntityTypeInterface::class);
    $jazz->getOriginalClass()
      ->willReturn('\\Drupal\\apple\\Entity\\Apple');
    $jazz->id()
      ->willReturn('jazz');
    $gala = $this->prophesize(EntityTypeInterface::class);
    $gala->getOriginalClass()
      ->willReturn('\\Drupal\\apple\\Entity\\Apple');
    $gala->id()
      ->willReturn('gala');
    $this->setUpEntityTypeDefinitions([
      'jazz' => $jazz,
      'gala' => $gala,
    ]);
    $this->expectException(AmbiguousEntityClassException::class);
    $this->expectExceptionMessage('Multiple entity types found for \\Drupal\\apple\\Entity\\Apple.');
    $this->entityTypeRepository
      ->getEntityTypeFromClass('\\Drupal\\apple\\Entity\\Apple');
  }
  
  /**
   * @covers ::getEntityTypeFromClass
   */
  public function testGetEntityTypeFromClassAmbiguousBundleClass() : void {
    $blackcurrant = $this->prophesize(EntityTypeInterface::class);
    $blackcurrant->getOriginalClass()
      ->willReturn(Apple::class);
    $blackcurrant->getClass()
      ->willReturn(Blackcurrant::class);
    $blackcurrant->id()
      ->willReturn('blackcurrant');
    $gala = $this->prophesize(EntityTypeInterface::class);
    $gala->getOriginalClass()
      ->willReturn(Apple::class);
    $gala->getClass()
      ->willReturn(RoyalGala::class);
    $gala->id()
      ->willReturn('gala');
    $this->setUpEntityTypeDefinitions([
      'blackcurrant' => $blackcurrant,
      'gala' => $gala,
    ]);
    $this->entityTypeBundleInfo
      ->getAllBundleInfo()
      ->willReturn([
      'gala' => [
        'royal_gala' => [
          'label' => 'Royal Gala',
          'class' => RoyalGala::class,
        ],
      ],
    ]);
    $this->assertSame('gala', $this->entityTypeRepository
      ->getEntityTypeFromClass(RoyalGala::class));
  }

}