+(format t "~&unsynchronized hash table test done~%")
+
+(with-test (:name (:synchronized-hash-table))
+ (let* ((hash (make-hash-table :synchronized t))
+ (*errors* nil)
+ (threads (list (sb-thread:make-thread
+ (lambda ()
+ (catch 'done
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ ;;(princ "1") (force-output)
+ (setf (gethash (random 100) hash) 'h)))))
+ :name "writer")
+ (sb-thread:make-thread
+ (lambda ()
+ (catch 'done
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ ;;(princ "2") (force-output)
+ (remhash (random 100) hash)))))
+ :name "reader")
+ (sb-thread:make-thread
+ (lambda ()
+ (catch 'done
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ (sleep (random 1.0))
+ (sb-ext:gc :full t)))))
+ :name "collector"))))
+ (unwind-protect
+ (sleep 10)
+ (mapc #'sb-thread:terminate-thread threads))
+ (assert (not *errors*))))
+
+(format t "~&synchronized hash table test done~%")
+
+(with-test (:name (:hash-table-parallel-readers))
+ (let ((hash (make-hash-table))
+ (*errors* nil))
+ (loop repeat 50
+ do (setf (gethash (random 100) hash) 'xxx))
+ (let ((threads (list (sb-thread:make-thread
+ (lambda ()
+ (catch 'done
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ until (eq t (gethash (random 100) hash))))))
+ :name "reader 1")
+ (sb-thread:make-thread
+ (lambda ()
+ (catch 'done
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ until (eq t (gethash (random 100) hash))))))
+ :name "reader 2")
+ (sb-thread:make-thread
+ (lambda ()
+ (catch 'done
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ until (eq t (gethash (random 100) hash))))))
+ :name "reader 3")
+ (sb-thread:make-thread
+ (lambda ()
+ (catch 'done
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ (sleep (random 1.0))
+ (sb-ext:gc :full t)))))
+ :name "collector"))))
+ (unwind-protect
+ (sleep 10)
+ (mapc #'sb-thread:terminate-thread threads))
+ (assert (not *errors*)))))
+
+(format t "~&multiple reader hash table test done~%")
+
+(with-test (:name (:hash-table-single-accessor-parallel-gc))
+ (let ((hash (make-hash-table))
+ (*errors* nil))
+ (let ((threads (list (sb-thread:make-thread
+ (lambda ()
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ (let ((n (random 100)))
+ (if (gethash n hash)
+ (remhash n hash)
+ (setf (gethash n hash) 'h))))))
+ :name "accessor")
+ (sb-thread:make-thread
+ (lambda ()
+ (handler-bind ((serious-condition 'oops))
+ (loop
+ (sleep (random 1.0))
+ (sb-ext:gc :full t))))
+ :name "collector"))))
+ (unwind-protect
+ (sleep 10)
+ (mapc #'sb-thread:terminate-thread threads))
+ (assert (not *errors*)))))
+
+(format t "~&single accessor hash table test~%")
+