`(handler-case (progn (progn ,@body) nil)
(sb-ext:timeout () t)))
-(with-test (:name (:timer :relative))
+(with-test (:name (:timer :relative)
+ :fails-on '(and :sparc :linux))
(let* ((has-run-p nil)
(timer (make-timer (lambda () (setq has-run-p t))
:name "simple timer")))
(assert has-run-p)
(assert (zerop (length (sb-impl::%pqueue-contents sb-impl::*schedule*))))))
-(with-test (:name (:timer :absolute))
+(with-test (:name (:timer :absolute)
+ :fails-on '(and :sparc :linux))
(let* ((has-run-p nil)
(timer (make-timer (lambda () (setq has-run-p t))
:name "simple timer")))
:thread t)))
(schedule-timer timer 0.1)))
-(with-test (:name (:timer :repeat-and-unschedule))
+(with-test (:name (:timer :repeat-and-unschedule)
+ :fails-on '(and :sparc :linux))
(let* ((run-count 0)
timer)
(setq timer
(defun random-type (n)
`(integer ,(random n) ,(+ n (random n))))
-(with-test (:name '(:hash-cache :interrupt))
+;;; FIXME: Since timeouts do not work on Windows this would loop
+;;; forever.
+#-win32
+(with-test (:name (:hash-cache :interrupt))
(let* ((type1 (random-type 500))
(type2 (random-type 500))
(wanted (subtypep type1 type2)))
0.05)
(loop
(assert (eq wanted (subtypep type1 type2))))))))
+
+;;; Disabled. Hangs occasionally at least on x86. See comment before
+;;; the next test case.
+#+(and nil sb-thread)
+(with-test (:name (:timer :parallel-unschedule))
+ (let ((timer (sb-ext:make-timer (lambda () 42) :name "parallel schedulers"))
+ (other nil))
+ (flet ((flop ()
+ (sleep (random 0.01))
+ (loop repeat 10000
+ do (sb-ext:unschedule-timer timer))))
+ (loop repeat 5
+ do (mapcar #'sb-thread:join-thread
+ (loop for i from 1 upto 10
+ collect (let* ((thread (sb-thread:make-thread #'flop
+ :name (format nil "scheduler ~A" i)))
+ (ticker (sb-ext:make-timer (lambda () 13) :thread (or other thread)
+ :name (format nil "ticker ~A" i))))
+ (setf other thread)
+ (sb-ext:schedule-timer ticker 0 :repeat-interval 0.00001)
+ thread)))))))
+
+;;;; FIXME: OS X 10.4 doesn't like these being at all, and gives us a SIGSEGV
+;;;; instead of using the Mach expection system! 10.5 on the other tends to
+;;;; lose() where with interrupt already pending. :/
+;;;;
+;;;; FIXME: This test also occasionally hangs on Linux/x86-64 at least. The
+;;;; common feature is one thread in gc_stop_the_world, and another trying to
+;;;; signal_interrupt_thread, but both (apparently) getting EAGAIN repeatedly.
+;;;; Exactly how or why this is happening remains under investigation -- but
+;;;; it seems plausible that the fast timers simply fill up the interrupt
+;;;; queue completely. (On some occasions the process unwedges itself after
+;;;; a few minutes, but not always.)
+;;;;
+;;;; FIXME: Another failure mode on Linux: recursive entries to
+;;;; RUN-EXPIRED-TIMERS blowing the stack.
+#+nil
+(with-test (:name (:timer :schedule-stress))
+ (flet ((test ()
+ (let* ((slow-timers (loop for i from 1 upto 100
+ collect (sb-ext:make-timer (lambda () 13) :name (format nil "slow ~A" i))))
+ (fast-timer (sb-ext:make-timer (lambda () 42) :name "fast")))
+ (sb-ext:schedule-timer fast-timer 0.0001 :repeat-interval 0.0001)
+ (dolist (timer slow-timers)
+ (sb-ext:schedule-timer timer (random 0.1) :repeat-interval (random 0.1)))
+ (dolist (timer slow-timers)
+ (sb-ext:unschedule-timer timer))
+ (sb-ext:unschedule-timer fast-timer))))
+ #+sb-thread
+ (mapcar #'sb-thread:join-thread (loop repeat 10 collect (sb-thread:make-thread #'test)))
+ #-sb-thread
+ (loop repeat 10 do (test))))
+
+#+sb-thread
+(with-test (:name (:timer :threaded-stress))
+ (let ((barrier (sb-thread:make-semaphore))
+ (goal 100))
+ (flet ((wait-for-goal ()
+ (let ((*n* 0))
+ (declare (special *n*))
+ (sb-thread:signal-semaphore barrier)
+ (loop until (eql *n* goal))))
+ (one ()
+ (declare (special *n*))
+ (incf *n*)))
+ (let ((threads (list (sb-thread:make-thread #'wait-for-goal)
+ (sb-thread:make-thread #'wait-for-goal)
+ (sb-thread:make-thread #'wait-for-goal))))
+ (sb-thread:wait-on-semaphore barrier)
+ (sb-thread:wait-on-semaphore barrier)
+ (sb-thread:wait-on-semaphore barrier)
+ (flet ((sched (thread)
+ (sb-thread:make-thread (lambda ()
+ (loop repeat goal
+ do (sb-ext:schedule-timer (make-timer #'one :thread thread) 0.001))))))
+ (dolist (thread threads)
+ (sched thread)))
+ (mapcar #'sb-thread:join-thread threads)))))