Hi @manisha594391 Here are few articles worth visiting - explained along with testing framework as you are seeking forhttps://experienceleague.adobe.com/docs/experience-manager-learn/getting-started-wknd-tutorial-develop/project-archetype/unit-testing.html?lang=enWCM.IO: https://wcm.io/testing/aem-mock/usage.htmlAEM Sling Models and Servlets: https://taylor.callsen.me/unit-testing-aem-sling-models-and-servlets/https://www.google.com/amp/s/aemhints.com/2020/12/19/junit-tests-in-aem-6-5-with-aem-context/amp/https://adapt.to/2018/en/schedule/junit-5-and-sling-aem-mocks.htmlHope that helps you!Regards,Santosh