Dynamic Arguments for Run/Debug Configuration

I'd like to create a debug configuration that passes in the currently opened file as one of the arguments. I'm specifically trying to do this so that I can have one configuration that executes my test runner for the currently opened test.

I can hard code a file to perform tests on like so:

But I'd like to configure it to be dynamic, perhaps with something like this:

Does anybody know what I can do to accomplish this? I've hard trouble searching for a solution.

Thanks!