How to start with empty Core Data for every UI Test Assertion in Swift?

Question

I have an application that makes use of core data. The behavior of the application is different depending on whether that data has been populated yet.

I had hoped that,

Answer 1

You can do this easy by using XCUIApplication().launchEnvironment = ["key":"val"]

and checking if you AppDelegate and parsing NSProcessInfo.

I am battling to get information form the app to the test / sending instruction not only during startup.