normalizer = self::$container->get(NormalizerInterface::class); } public function testNormalization() { $sa = new SocialAction(); $normalized = $this->normalizer->normalize( $sa, 'json', ['groups' => ['read']] ); $this->assertIsArray($normalized); $this->assertArrayHasKey('type', $normalized); $this->assertEquals('social_work_social_action', $normalized['type']); } }