iOS unit test: How to set/update/examine firstResponder?

Question

How do you write first responder unit tests?

I\'m trying to write a test to confirm that a method advances focus to the next text field. controller is a

Answer 1

You need to ensure the textField is installed in the view hierarchy.

If the view’s window property holds a UIWindow object, it has been installed in a view hierarchy; if it returns nil, the view is detached from any hierarchy.

Hopefully this helps....