Why, thank you Bergerie!
I used to demonstrate all the above during a ten minute square pattern:
Start on north. Accelerate and decelerate, showing no error.
Turn onto west. Show no error.
Accelerate and decelerate, showing apparent turns.
Turn onto south, showing need to delay the roll-out until 150 indicated.
Accelerate and decelerate, showing no error.
Turn onto east. Show no error.
Accelerate and decelerate, showing apparent turns.
Turn onto north, showing need to start roll-out early, when 030 indicated.