Hello Pratham,
Check out this learning path to learn more how to do this.
https://academy.mendix.com/link/modules/194/Unit-Testing
https://docs.mendix.com/appstore/modules/unit-testing/
Check also this blog by Mitchell Mol:
https://www.linkedin.com/pulse/unit-testing-how-get-started-mitchel-mol-o8v7e/
If you want to go more enhanced then there is extra software of third parties for example MTA
https://marketplace.mendix.com/link/component/120116
Hope this helps,
Good luck!
The scenario you are describing is all testing the UI-interface. For this sort of testing, the marketplace module Unittesting is not the correct tool, since this is meant for testing microflows. You need for instance Tosca.
Hello Pratham,
Check this below link may be its useful to you.