+(defun load-empty-file (type)
+ (let ((pathname (make-pathname :name "load-impure-lisp-empty-temp"
+ :type type)))
+ (unwind-protect
+ (progn
+ (with-open-file (f pathname
+ :if-exists :supersede
+ :direction :output))
+ (handler-case
+ (progn (load pathname) t)
+ (error () nil)))
+ (ignore-errors (delete-file pathname)))))
+
+(with-test (:name (load "empty.lisp"))
+ (assert (load-empty-file "lisp")))
+
+(with-test (:name (load "empty.fasl"))
+ (assert (not (load-empty-file "fasl"))))
+
+(with-test (:name :parallel-fasl-load)
+ #+sb-thread
+ (let ((lisp #p"parallel-fasl-load-test.lisp")
+ (fasl nil)
+ (ready nil))
+ (unwind-protect
+ (progn
+ (multiple-value-bind (compiled warned failed)
+ (compile-file lisp)
+ (setf fasl compiled)
+ (assert (not warned))
+ (assert (not failed))
+ (labels ((load-loop ()
+ (let* ((*standard-output* (make-broadcast-stream))
+ (*error-output* *standard-output*))
+ (sb-ext:wait-for ready)
+ (handler-case
+ (progn
+ (loop repeat 1000
+ do (load fasl)
+ (test-it))
+ t)
+ (error (e) e))))
+ (test-it ()
+ (assert (= 1 (one-fun)))
+ (assert (= 2 (two-fun)))
+ (assert (= 42 (symbol-value '*var*)))
+ (assert (= 13 (symbol-value '*quux*)))))
+ (let ((t1 (sb-thread:make-thread #'load-loop))
+ (t2 (sb-thread:make-thread #'load-loop))
+ (t3 (sb-thread:make-thread #'load-loop)))
+ (setf ready t)
+ (let ((r1 (sb-thread:join-thread t1))
+ (r2 (sb-thread:join-thread t2))
+ (r3 (sb-thread:join-thread t3)))
+ (unless (and (eq t r1) (eq t r2) (eq t r3))
+ (error "R1: ~A~2%R2: ~A~2%R2: ~A" r1 r2 r3))
+ ;; These ones cannot be tested while redefinitions are running:
+ ;; adding a method implies REMOVE-METHOD, so a call would be racy.
+ (assert (eq :ok (a-slot (make-instance 'a-class :slot :ok))))
+ (assert (eq 'cons (gen-fun '(foo))))
+ (assert (eq 'a-class (gen-fun (make-instance 'a-class)))))
+ (test-it)))))
+ (when fasl
+ (ignore-errors (delete-file fasl))))))