class TypedDataNormalizerTest

class TypedDataNormalizerTest extends UnitTestCase {
  
  /**
   * The TypedDataNormalizer instance.
   *
   * @var \Drupal\serialization\Normalizer\TypedDataNormalizer
   */
  protected $normalizer;
  
  /**
   * The mock typed data instance.
   *
   * @var \Drupal\Core\TypedData\TypedDataInterface|\PHPUnit\Framework\MockObject\MockObject
   */
  protected $typedData;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->normalizer = new TypedDataNormalizer();
    $this->typedData = $this->createMock('Drupal\\Core\\TypedData\\TypedDataInterface');
  }
  
  /**
   * Tests the supportsNormalization() method.
   */
  public function testSupportsNormalization() : void {
    $this->assertTrue($this->normalizer
      ->supportsNormalization($this->typedData));
    // Also test that an object not implementing TypedDataInterface fails.
    $this->assertFalse($this->normalizer
      ->supportsNormalization(new \stdClass()));
  }
  
  /**
   * Tests the normalize() method.
   */
  public function testNormalize() : void {
    $this->typedData
      ->expects($this->once())
      ->method('getValue')
      ->willReturn('test');
    $this->assertEquals('test', $this->normalizer
      ->normalize($this->typedData));
  }

}