-(defun hook-counter (hook)
- "Count how many times a hook is called. Increments
-`hook'-counter variable value if it is bound, otherwise does
-nothing."
- (let ((counter (intern (concat (symbol-name hook) "-counter"))))
- (if (boundp counter)
- (set counter (1+ (symbol-value counter))))))
-
-(defun add-hook-counter (hook)
- "Add hook to count how many times `hook' is called."
- (add-hook hook (apply-partially 'hook-counter hook)))
+(defvar notmuch-hello-mode-hook-counter -100
+ "Tests that care about this counter must let-bind it to 0.")
+(add-hook 'notmuch-hello-mode-hook
+ (lambda () (cl-incf notmuch-hello-mode-hook-counter)))