function SerializerTest::testFallbackNormalizer

@covers \Drupal\jsonapi\Serializer\Serializer::normalize

File

core/modules/jsonapi/tests/src/Kernel/Serializer/SerializerTest.php, line 108

Class

SerializerTest

Tests the JSON:API serializer.

Namespace

Code

public function testFallbackNormalizer() : void {
    $context = [
        'account' => $this->user,
        'resource_object' => ResourceObject::createFromEntity($this->resourceType, $this->node),
    ];
    $value = $this->sut
        ->normalize($this->node->field_text, 'api_json', $context);
    $this->assertInstanceOf(CacheableNormalization::class, $value);
    $nested_field = [
        $this->node->field_text,
    ];
    // When an object implements \IteratorAggregate and has corresponding
    // fallback normalizer, it should be normalized by fallback normalizer.
    $traversableObject = new TraversableObject();
    $value = $this->sut
        ->normalize($traversableObject, 'api_json', $context);
    $this->assertEquals($traversableObject->property, $value);
    // When wrapped in an array, we should still be using the JSON:API
    // serializer.
    $value = $this->sut
        ->normalize($nested_field, 'api_json', $context);
    $this->assertInstanceOf(CacheableNormalization::class, $value[0]);
    // Continue to use the fallback normalizer when we need it.
    $data = Markup::create('<h2>Test Markup</h2>');
    $value = $this->sut
        ->normalize($data, 'api_json', $context);
    $this->assertEquals('<h2>Test Markup</h2>', $value);
}