(setf (code-msg code) 2)
(assert (eql (code-msg code) 2))
(assert (eql (%code-msg code) 1)))
+
+;;; Check that initializing the condition class metaobject doesn't create
+;;; any instances. Reported by Marco Baringer on sbcl-devel Mon, 05 Jul 2004.
+(defvar *condition-count* 0)
+(define-condition counted-condition () ((slot :initform (incf *condition-count*))))
+(defmethod frob-counted-condition ((x counted-condition)) x)
+(assert (= 0 *condition-count*))
+(assert (typep (sb-mop:class-prototype (find-class 'counted-condition))
+ '(and condition counted-condition)))
+
+(define-condition picky-condition () ())
+(restart-case
+ (handler-case
+ (error 'picky-condition)
+ (picky-condition (c)
+ (assert (eq (car (compute-restarts)) (car (compute-restarts c))))))
+ (picky-restart ()
+ :report "Do nothing."
+ :test (lambda (c)
+ (typep c '(or null picky-condition)))
+ 'ok))
+
+;;; adapted from Helmut Eller on cmucl-imp
+(assert (eq 'it
+ (restart-case
+ (handler-case
+ (error 'picky-condition)
+ (picky-condition (c)
+ (invoke-restart (find-restart 'give-it c))))
+ (give-it ()
+ :test (lambda (c) (typep c 'picky-condition))
+ 'it))))
+
+;;; success