getServiceContainer() ); $this->assertInstanceOf( Services::class, $services ); } public function testGetPushNotificationServiceClient(): void { $serviceClient = Services::getInstance()->getPushNotificationServiceClient(); $this->assertInstanceOf( NotificationServiceClient::class, $serviceClient ); } public function testGetPushSubscriptionManager(): void { $subscriptionManager = Services::getInstance()->getPushSubscriptionManager(); $this->assertInstanceOf( SubscriptionManager::class, $subscriptionManager ); } public function testGetAttributeManager(): void { $attributeManager = Services::getInstance()->getAttributeManager(); $this->assertInstanceOf( AttributeManager::class, $attributeManager ); } }