NullNormalizerTest.php

<?php

namespace Drupal\Tests\serialization\Unit\Normalizer;

use Drupal\serialization\Normalizer\NullNormalizer;
use Drupal\Tests\UnitTestCase;

/**
 * @coversDefaultClass \Drupal\serialization\Normalizer\NullNormalizer
 * @group serialization
 */
class NullNormalizerTest extends UnitTestCase {
    
    /**
     * The NullNormalizer instance.
     *
     * @var \Drupal\serialization\Normalizer\NullNormalizer
     */
    protected $normalizer;
    
    /**
     * The interface to use in testing.
     *
     * @var string
     */
    protected $interface = 'Drupal\\Core\\TypedData\\TypedDataInterface';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        $this->normalizer = new NullNormalizer($this->interface);
    }
    
    /**
     * @covers ::__construct
     * @covers ::supportsNormalization
     */
    public function testSupportsNormalization() {
        $mock = $this->createMock('Drupal\\Core\\TypedData\\TypedDataInterface');
        $this->assertTrue($this->normalizer
            ->supportsNormalization($mock));
        // Also test that an object not implementing TypedDataInterface fails.
        $this->assertFalse($this->normalizer
            ->supportsNormalization(new \stdClass()));
    }
    
    /**
     * @covers ::normalize
     */
    public function testNormalize() {
        $mock = $this->createMock('Drupal\\Core\\TypedData\\TypedDataInterface');
        $this->assertNull($this->normalizer
            ->normalize($mock));
    }

}