+
+(with-test (:name defstruct-copier-typechecks-argument)
+ (assert (not (raises-error? (copy-person (make-astronaut :name "Neil")))))
+ (assert (raises-error? (copy-astronaut (make-person :name "Fred")))))
+
+(with-test (:name :bug-528807)
+ (let ((*evaluator-mode* :compile))
+ (handler-bind ((style-warning #'error))
+ (eval `(defstruct (bug-528807 (:constructor make-528807 (&aux x)))
+ (x nil :type fixnum))))))
+
+(with-test (:name :bug-520607)
+ (assert
+ (raises-error?
+ (eval '(defstruct (typed-struct (:type list) (:predicate typed-struct-p))
+ (a 42 :type fixnum)))))
+ ;; NIL is ok, though.
+ (eval '(defstruct (typed-struct (:type list) (:predicate nil))
+ (a 42 :type fixnum)))
+ ;; So's empty.
+ (eval '(defstruct (typed-struct2 (:type list) (:predicate))
+ (a 42 :type fixnum))))
+
+(with-test (:name (:boa-supplied-p &optional))
+ (handler-bind ((warning #'error))
+ (eval `(defstruct (boa-supplied-p.1 (:constructor make-boa-supplied-p.1
+ (&optional (bar t barp))))
+ bar
+ barp)))
+ (let ((b1 (make-boa-supplied-p.1))
+ (b2 (make-boa-supplied-p.1 t)))
+ (assert (eq t (boa-supplied-p.1-bar b1)))
+ (assert (eq t (boa-supplied-p.1-bar b2)))
+ (assert (eq nil (boa-supplied-p.1-barp b1)))
+ (assert (eq t (boa-supplied-p.1-barp b2)))))
+
+(with-test (:name (:boa-supplied-p &key))
+ (handler-bind ((warning #'error))
+ (eval `(defstruct (boa-supplied-p.2 (:constructor make-boa-supplied-p.2
+ (&key (bar t barp))))
+ bar
+ barp)))
+ (let ((b1 (make-boa-supplied-p.2))
+ (b2 (make-boa-supplied-p.2 :bar t)))
+ (assert (eq t (boa-supplied-p.2-bar b1)))
+ (assert (eq t (boa-supplied-p.2-bar b2)))
+ (assert (eq nil (boa-supplied-p.2-barp b1)))
+ (assert (eq t (boa-supplied-p.2-barp b2)))))