X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Fmop.impure.lisp;h=01b2796b7b5b1f24665f1ee2df9a6df1a9920d18;hb=a189a69454ef7635149319ae213b337f17c50d20;hp=9f2e9e53062464fc1e2970d5b13a8b943f2ac058;hpb=53e87d8996712548798736a2b85f9fccf200e76a;p=sbcl.git diff --git a/tests/mop.impure.lisp b/tests/mop.impure.lisp index 9f2e9e5..01b2796 100644 --- a/tests/mop.impure.lisp +++ b/tests/mop.impure.lisp @@ -6,7 +6,7 @@ ;;;; While most of SBCL is derived from the CMU CL system, the test ;;;; files (like this one) were written from scratch after the fork ;;;; from CMU CL. -;;;; +;;;; ;;;; This software is in the public domain and is provided with ;;;; absolutely no warranty. See the COPYING and CREDITS files for ;;;; more information. @@ -15,8 +15,10 @@ ;;;; However, this seems a good a way as any of ensuring that we have ;;;; no regressions. +(load "test-util.lisp") + (defpackage "MOP-TEST" - (:use "CL" "SB-MOP")) + (:use "CL" "SB-MOP" "ASSERTOID" "TEST-UTIL")) (in-package "MOP-TEST") @@ -25,26 +27,26 @@ (assert (null (class-direct-slots (find-class 'forward-ref)))) (assert (null (class-direct-default-initargs - (find-class 'forward-ref)))) + (find-class 'forward-ref)))) ;;; Readers for Generic Function Metaobjects (pp. 216--218 of AMOP) (defgeneric fn-with-odd-arg-precedence (a b c) (:argument-precedence-order b c a)) (assert (equal - (generic-function-lambda-list #'fn-with-odd-arg-precedence) - '(a b c))) + (generic-function-lambda-list #'fn-with-odd-arg-precedence) + '(a b c))) (assert (equal - (generic-function-argument-precedence-order #'fn-with-odd-arg-precedence) - '(b c a))) + (generic-function-argument-precedence-order #'fn-with-odd-arg-precedence) + '(b c a))) ;;; Test for DOCUMENTATION's order, which was wrong until sbcl-0.7.8.39 (assert (equal - (generic-function-argument-precedence-order #'documentation) - (let ((ll (generic-function-lambda-list #'documentation))) - (list (nth 1 ll) (nth 0 ll))))) + (generic-function-argument-precedence-order #'documentation) + (let ((ll (generic-function-lambda-list #'documentation))) + (list (nth 1 ll) (nth 0 ll))))) (assert (null - (generic-function-declarations #'fn-with-odd-arg-precedence))) + (generic-function-declarations #'fn-with-odd-arg-precedence))) (defgeneric gf-with-declarations (x) (declare (optimize (speed 3))) (declare (optimize (safety 0)))) @@ -61,13 +63,13 @@ ((an-instance-slot :accessor an-instance-slot) (a-class-slot :allocation :class :accessor a-class-slot))) (dolist (m (list (list #'an-instance-slot :instance) - (list #'a-class-slot :class))) + (list #'a-class-slot :class))) (let ((methods (generic-function-methods (car m)))) (assert (= (length methods) 1)) (assert (eq (slot-definition-allocation - (accessor-method-slot-definition - (car methods))) - (cadr m))))) + (accessor-method-slot-definition + (car methods))) + (cadr m))))) ;;; Class Finalization Protocol (see section 5.5.2 of AMOP) (let ((finalized-count 0)) @@ -98,9 +100,9 @@ ;;; not going to change often. (dolist (x '(number array sequence character symbol)) (assert (eq (car (class-direct-superclasses (find-class x))) - (find-class t))) + (find-class t))) (assert (member (find-class x) - (class-direct-subclasses (find-class t))))) + (class-direct-subclasses (find-class t))))) ;;; the class-prototype of the NULL class used to be some weird ;;; standard-instance-like thing. Make sure it's actually NIL. @@ -112,17 +114,17 @@ ;;; simple consistency checks for the SB-MOP package: all of the ;;; functionality specified in AMOP is in functions and classes: (assert (null (loop for x being each external-symbol in "SB-MOP" - unless (or (fboundp x) (find-class x)) collect x))) + unless (or (fboundp x) (find-class x)) collect x))) ;;; and all generic functions in SB-MOP have at least one specified ;;; method, except for UPDATE-DEPENDENT (assert (null (loop for x being each external-symbol in "SB-MOP" - unless (or (not (fboundp x)) - (eq x 'update-dependent) - (not (typep (fdefinition x) 'generic-function)) - (> (length (generic-function-methods - (fdefinition x))) - 0)) - collect x))) + unless (or (not (fboundp x)) + (eq x 'update-dependent) + (not (typep (fdefinition x) 'generic-function)) + (> (length (generic-function-methods + (fdefinition x))) + 0)) + collect x))) ;;; make sure that ENSURE-CLASS-USING-CLASS's arguments are the right ;;; way round (!) @@ -146,5 +148,546 @@ (defvar *automethod-object* (make-instance 'automethod-object)) (assert (typep *automethod-object* 'automethod-object)) +;;; COMPUTE-EFFECTIVE-SLOT-DEFINITION should take three arguments, one +;;; of which is the name of the slot. +(defvar *compute-effective-slot-definition-count* 0) +(defmethod compute-effective-slot-definition :before + (class (name (eql 'foo)) dsds) + (incf *compute-effective-slot-definition-count*)) +(defclass cesd-test-class () + ((foo :initarg :foo))) +(make-instance 'cesd-test-class :foo 3) +;;; FIXME: this assertion seems a little weak. I don't know why +;;; COMPUTE-EFFECTIVE-SLOT-DEFINITION gets called twice in this +;;; sequence, nor whether that's compliant with AMOP. -- CSR, +;;; 2003-04-17 +(assert (> *compute-effective-slot-definition-count* 0)) + +;;; this used to cause a nasty uncaught metacircularity in PCL. +(defclass substandard-method (standard-method) ()) +(defgeneric substandard-defgeneric (x y) + (:method-class substandard-method) + (:method ((x number) (y number)) (+ x y)) + (:method ((x string) (y string)) (concatenate 'string x y))) +(assert (= (substandard-defgeneric 1 2) 3)) +(assert (string= (substandard-defgeneric "1" "2") "12")) + +(let* ((x (find-class 'pathname)) + (xs (class-direct-subclasses x))) + (assert (>= (length xs) 1)) + (assert (member (find-class 'logical-pathname) xs))) + +;;; BUG 338: "MOP specializers as type specifiers" +;;; (reported by Bruno Haible sbcl-devel 2004-06-11) +(let* ((m (defmethod eql-specialized-method ((x (eql 4.0))) 3.0)) + (spec (first (sb-mop:method-specializers m)))) + (assert (not (typep 1 spec))) + (assert (typep 4.0 spec))) + +;;; BUG #334, relating to programmatic addition of slots to a class +;;; with COMPUTE-SLOTS. +;;; +;;; FIXME: the DUMMY classes here are to prevent class finalization +;;; before the compute-slots method is around. This should probably +;;; be done by defining the COMPUTE-SLOTS methods on a metaclass, +;;; which can be defined before. +;;; +;;; a. adding an :allocation :instance slot +(defclass class-to-add-instance-slot (dummy-ctais) ()) +(defmethod compute-slots ((c (eql (find-class 'class-to-add-instance-slot)))) + (append (call-next-method) + (list (make-instance 'standard-effective-slot-definition + :name 'y + :allocation :instance)))) +(defclass dummy-ctais () ((x :allocation :class))) +(finalize-inheritance (find-class 'class-to-add-instance-slot)) +(assert (equal (mapcar #'slot-definition-allocation + (class-slots (find-class 'class-to-add-instance-slot))) + ;; FIXME: is the order really guaranteed? + '(:class :instance))) +(assert (typep (slot-definition-location + (cadr (class-slots (find-class 'class-to-add-instance-slot)))) + 'unsigned-byte)) +#| (assert (typep (slot-definition-location (car ...)) '???)) |# +(let ((x (make-instance 'class-to-add-instance-slot))) + (assert (not (slot-boundp x 'x))) + (setf (slot-value x 'x) t) + (assert (not (slot-boundp x 'y))) + (setf (slot-value x 'y) 1) + (assert (= 1 (slot-value x 'y)))) +(let ((x (make-instance 'class-to-add-instance-slot))) + (assert (slot-boundp x 'x)) + (assert (eq t (slot-value x 'x))) + (assert (not (slot-boundp x 'y)))) + +;;; b. adding an :allocation :class slot +(defclass class-to-add-class-slot (dummy-ctacs) ()) +(defmethod compute-slots ((c (eql (find-class 'class-to-add-class-slot)))) + (append (call-next-method) + (list (make-instance 'standard-effective-slot-definition + :name 'y + :allocation :class)))) +(defclass dummy-ctacs () ((x :allocation :class))) +(finalize-inheritance (find-class 'class-to-add-class-slot)) +(assert (equal (mapcar #'slot-definition-allocation + (class-slots (find-class 'class-to-add-class-slot))) + '(:class :class))) +(let ((x (make-instance 'class-to-add-class-slot))) + (assert (not (slot-boundp x 'x))) + (setf (slot-value x 'x) nil) + (assert (not (slot-boundp x 'y))) + (setf (slot-value x 'y) 1) + (assert (= 1 (slot-value x 'y)))) +(let ((x (make-instance 'class-to-add-class-slot))) + (assert (slot-boundp x 'x)) + (assert (eq nil (slot-value x 'x))) + (assert (slot-boundp x 'y)) + (assert (= 1 (slot-value x 'y)))) +;;; extra paranoia: check that we haven't broken the instance-slot class +(let ((x (make-instance 'class-to-add-instance-slot))) + (assert (slot-boundp x 'x)) + (assert (eq t (slot-value x 'x))) + (assert (not (slot-boundp x 'y)))) + +;;;; the CTOR optimization was insufficiently careful about its +;;;; assumptions: firstly, it failed with a failed AVER for +;;;; non-standard-allocation slots: +(defclass class-with-frob-slot () + ((frob-slot :initarg :frob-slot :allocation :frob))) +(handler-case + (funcall (compile nil '(lambda () + (make-instance 'class-with-frob-slot + :frob-slot 1)))) + (sb-int:bug (c) (error c)) + (error () "Probably OK: haven't implemented SLOT-BOUNDP-USING-CLASS")) +;;; secondly, it failed to take account of the fact that we might wish +;;; to customize (setf slot-value-using-class) +(defclass class-with-special-ssvuc () + ((some-slot :initarg :some-slot))) +(defvar *special-ssvuc-counter* 0) +(defmethod (setf slot-value-using-class) :before + (new-value class (instance class-with-special-ssvuc) slotd) + (incf *special-ssvuc-counter*)) +(let ((fun (compile nil '(lambda () (make-instance 'class-with-special-ssvuc + :some-slot 1))))) + (assert (= *special-ssvuc-counter* 0)) + (funcall fun) + (assert (= *special-ssvuc-counter* 1)) + (funcall fun) + (assert (= *special-ssvuc-counter* 2))) +;;; and now with the customization after running the function once +(defclass class-with-special-ssvuc-2 () + ((some-slot :initarg :some-slot))) +(defvar *special-ssvuc-counter-2* 0) +(let ((fun (compile nil '(lambda () (make-instance 'class-with-special-ssvuc-2 + :some-slot 1))))) + (assert (= *special-ssvuc-counter-2* 0)) + (funcall fun) + (assert (= *special-ssvuc-counter-2* 0)) + (defmethod (setf slot-value-using-class) :before + (new-value class (instance class-with-special-ssvuc-2) slotd) + (incf *special-ssvuc-counter-2*)) + (funcall fun) + (assert (= *special-ssvuc-counter-2* 1))) + +;;; vicious metacycle detection and resolution wasn't good enough: it +;;; didn't take account that the slots (and hence the slot readers) +;;; might be inherited from superclasses. This example, due to Bruno +;;; Haible, also tests programmatic addition of accessors. +(defclass auto-accessors-direct-slot-definition-class (standard-class) + ((containing-class-name :initarg :containing-class-name))) +(defmethod validate-superclass + ((c1 auto-accessors-direct-slot-definition-class) (c2 standard-class)) + t) +(defclass auto-accessors-class (standard-class) + ()) +(defmethod direct-slot-definition-class ((class auto-accessors-class) + &rest initargs) + (let ((dsd-class-name (gensym))) + (sb-pcl:ensure-class + dsd-class-name + :metaclass 'auto-accessors-direct-slot-definition-class + :direct-superclasses (list (find-class 'standard-direct-slot-definition)) + :containing-class-name (class-name class)) + (eval `(defmethod initialize-instance :after ((dsd ,dsd-class-name) + &rest args) + (when (and (null (slot-definition-readers dsd)) + (null (slot-definition-writers dsd))) + (let* ((containing-class-name + (slot-value (class-of dsd) 'containing-class-name)) + (accessor-name + (intern + (concatenate 'string + (symbol-name containing-class-name) + "-" + (symbol-name (slot-definition-name dsd))) + (symbol-package containing-class-name)))) + (setf (slot-definition-readers dsd) (list accessor-name)) + (setf (slot-definition-writers dsd) + (list (list 'setf accessor-name))))))) + (find-class dsd-class-name))) +(defmethod validate-superclass ((c1 auto-accessors-class) (c2 standard-class)) + t) +(defclass testclass15 () + ((x :initarg :x) (y)) + (:metaclass auto-accessors-class)) +(let ((inst (make-instance 'testclass15 :x 12))) + (assert (equal (list (testclass15-x inst) (setf (testclass15-y inst) 13)) + '(12 13)))) + +;;; bug reported by Bruno Haible on sbcl-devel 2004-11-17: incorrect +;;; handling of multiple values for non-standard slot-options +(progn + (defclass option-slot-definition (sb-mop:standard-direct-slot-definition) + ((option :accessor sl-option :initarg :my-option))) + (defclass option-slot-class (standard-class) + ()) + (defmethod sb-mop:direct-slot-definition-class + ((c option-slot-class) &rest args) + (declare (ignore args)) + (find-class 'option-slot-definition)) + (defmethod sb-mop:validate-superclass + ((c1 option-slot-class) (c2 standard-class)) + t) + (eval '(defclass test-multiple-slot-option-bug () + ((x :my-option bar :my-option baz)) + (:metaclass option-slot-class))) + (assert (null (set-difference + '(bar baz) + (sl-option (first (sb-mop:class-direct-slots + (find-class 'test-multiple-slot-option-bug)))))))) + +;;; bug reported by Bruno Haibel on sbcl-devel 2004-11-19: AMOP requires +;;; that CLASS-PROTOYPE signals an error if the class is not yet finalized +(defclass prototype-not-finalized-sub (prototype-not-finalized-super) ()) +(multiple-value-bind (val err) + (ignore-errors (sb-mop:class-prototype (find-class 'prototype-not-finalized-super))) + (assert (null val)) + (assert (typep err 'error))) + +;;; AMOP says so +(find-method (fdefinition 'sb-mop:allocate-instance) () '(built-in-class)) +(dolist (class-name '(fixnum bignum symbol)) + (let ((class (find-class class-name))) + (multiple-value-bind (value error) (ignore-errors (allocate-instance class)) + (assert (null value)) + (assert (typep error 'error))))) + +;;; bug reported by David Morse: direct-subclass update protocol was broken +(defclass vegetable () ()) +(defclass tomato (vegetable) ()) +(assert (equal (list (find-class 'tomato)) (sb-mop:class-direct-subclasses (find-class 'vegetable)))) +(defclass tomato () ()) +(assert (null (sb-mop:class-direct-subclasses (find-class 'vegetable)))) + +;;; bug 331: lazy creation of clos classes for defstructs +(defstruct bug-331-super) +(defstruct (bug-331-sub (:include bug-331-super))) +(let ((subs (sb-mop:class-direct-subclasses (find-class 'bug-331-super)))) + (assert (= 1 (length subs))) + (assert (eq (car subs) (find-class 'bug-331-sub)))) +;;; (addendum to test for #331: conditions suffered the same problem) +(define-condition condition-bug-331-super () ()) +(define-condition condition-bug-331-sub (condition-bug-331-super) ()) +(let ((subs (sb-mop:class-direct-subclasses + (find-class 'condition-bug-331-super)))) + (assert (= 1 (length subs))) + (assert (eq (car subs) (find-class 'condition-bug-331-sub)))) +;;; (addendum to the addendum: the fix for this revealed breakage in +;;; REINITIALIZE-INSTANCE) +(define-condition condition-bug-331a () ((slot331a :reader slot331a))) +(reinitialize-instance (find-class 'condition-bug-331a)) +(let* ((gf #'slot331a) + (methods (sb-mop:generic-function-methods gf))) + (assert (= (length methods) 1)) + (assert (eq (car methods) + (find-method #'slot331a nil + (list (find-class 'condition-bug-331a)))))) + +;;; detection of multiple class options in defclass, reported by Bruno Haible +(defclass option-class (standard-class) + ((option :accessor cl-option :initarg :my-option))) +(defmethod sb-pcl:validate-superclass ((c1 option-class) (c2 standard-class)) + t) +(multiple-value-bind (result error) + (ignore-errors (eval '(defclass option-class-instance () + () + (:my-option bar) + (:my-option baz) + (:metaclass option-class)))) + (assert (not result)) + (assert error)) + +;;; class as :metaclass +(assert (typep + (sb-mop:ensure-class-using-class + nil 'class-as-metaclass-test + :metaclass (find-class 'standard-class) + :name 'class-as-metaclass-test + :direct-superclasses (list (find-class 'standard-object))) + 'class)) + +;;; COMPUTE-DEFAULT-INITARGS protocol mismatch reported by Bruno +;;; Haible +(defparameter *extra-initarg-value* 'extra) +(defclass custom-default-initargs-class (standard-class) + ()) +(defmethod compute-default-initargs ((class custom-default-initargs-class)) + (let ((original-default-initargs + (remove-duplicates + (reduce #'append + (mapcar #'class-direct-default-initargs + (class-precedence-list class))) + :key #'car + :from-end t))) + (cons (list ':extra '*extra-initarg-value* #'(lambda () *extra-initarg-value*)) + (remove ':extra original-default-initargs :key #'car)))) +(defmethod validate-superclass ((c1 custom-default-initargs-class) + (c2 standard-class)) + t) +(defclass extra-initarg () + ((slot :initarg :extra)) + (:metaclass custom-default-initargs-class)) +(assert (eq (slot-value (make-instance 'extra-initarg) 'slot) 'extra)) + +;;; STANDARD-CLASS valid as a superclass for FUNCALLABLE-STANDARD-CLASS +(defclass standard-class-for-fsc () + ((scforfsc-slot :initarg :scforfsc-slot :accessor scforfsc-slot))) +(defvar *standard-class-for-fsc* + (make-instance 'standard-class-for-fsc :scforfsc-slot 1)) +(defclass fsc-with-standard-class-superclass + (standard-class-for-fsc funcallable-standard-object) + ((fsc-slot :initarg :fsc-slot :accessor fsc-slot)) + (:metaclass funcallable-standard-class)) +(defvar *fsc/scs* + (make-instance 'fsc-with-standard-class-superclass + :scforfsc-slot 2 + :fsc-slot 3)) +(assert (= (scforfsc-slot *standard-class-for-fsc*) 1)) +(assert (= (scforfsc-slot *fsc/scs*) 2)) +(assert (= (fsc-slot *fsc/scs*) 3)) +(assert (subtypep 'fsc-with-standard-class-superclass 'function)) +(assert (not (subtypep 'standard-class-for-fsc 'function))) + +;;; also check that our sanity check for functionness is good +(assert (raises-error? + (progn + (defclass bad-standard-class (funcallable-standard-object) + () + (:metaclass standard-class)) + (make-instance 'bad-standard-class)))) +(assert (raises-error? + (progn + (defclass bad-funcallable-standard-class (standard-object) + () + (:metaclass funcallable-standard-class)) + (make-instance 'bad-funcallable-standard-class)))) + +;;; we should be able to make classes with silly names +(make-instance 'standard-class :name 3) +(defclass foo () ()) +(reinitialize-instance (find-class 'foo) :name '(a b)) + +;;; classes (including anonymous ones) and eql-specializers should be +;;; allowed to be specializers. +(defvar *anonymous-class* + (make-instance 'standard-class + :direct-superclasses (list (find-class 'standard-object)))) +(defvar *object-of-anonymous-class* + (make-instance *anonymous-class*)) +(eval `(defmethod method-on-anonymous-class ((obj ,*anonymous-class*)) 41)) +(assert (eql (method-on-anonymous-class *object-of-anonymous-class*) 41)) +(eval `(defmethod method-on-anonymous-class + ((obj ,(intern-eql-specializer *object-of-anonymous-class*))) + 42)) +(assert (eql (method-on-anonymous-class *object-of-anonymous-class*) 42)) + +;;; accessors can cause early finalization, which caused confusion in +;;; the system, leading to uncompileable TYPEP problems. +(defclass funcallable-class-for-typep () + ((some-slot-with-accessor :accessor some-slot-with-accessor)) + (:metaclass funcallable-standard-class)) +(compile nil '(lambda (x) (typep x 'funcallable-class-for-typep))) + +;;; even anonymous classes should be valid types +(let* ((class1 (make-instance 'standard-class :direct-superclasses (list (find-class 'standard-object)))) + (class2 (make-instance 'standard-class :direct-superclasses (list class1)))) + (assert (subtypep class2 class1)) + (assert (typep (make-instance class2) class1))) + +;;; ensure-class got its treatment of :metaclass wrong. +(ensure-class 'better-be-standard-class :direct-superclasses '(standard-object) + :metaclass 'standard-class + :metaclass 'funcallable-standard-class) +(assert (eq (class-of (find-class 'better-be-standard-class)) + (find-class 'standard-class))) + +;;; CLASS-SLOTS should signal an error for classes that are not yet +;;; finalized. Reported by Levente Meszaros on sbcl-devel. +(defclass has-slots-but-isnt-finalized () (a b c)) +(let ((class (find-class 'has-slots-but-isnt-finalized))) + (assert (not (sb-mop:class-finalized-p class))) + (assert (raises-error? (sb-mop:class-slots class) sb-kernel::reference-condition))) + +;;; Check that MAKE-METHOD-LAMBDA which wraps the original body doesn't +;;; break RETURN-FROM. +(defclass wrapped-generic (standard-generic-function) + () + (:metaclass sb-mop:funcallable-standard-class)) + +(defmethod sb-mop:make-method-lambda ((gf wrapped-generic) method lambda env) + (call-next-method gf method + `(lambda ,(second lambda) + (flet ((default () :default)) + ,@(cddr lambda))) + env)) + +(defgeneric wrapped (x) + (:generic-function-class wrapped-generic)) + +(defmethod wrapped ((x cons)) + (return-from wrapped (default))) + +(with-test (:name :make-method-lambda-wrapping+return-from) + (assert (eq :default (wrapped (cons t t))))) + +(with-test (:name :slow-method-is-fboundp) + (assert (fboundp '(sb-pcl::slow-method wrapped (cons)))) + (assert (eq :default (funcall #'(sb-pcl::slow-method wrapped (cons)) (list (cons t t)) nil)))) + +;;; Check that SLOT-BOUNDP-USING-CLASS doesn't confuse MAKE-INSTANCE +;;; optimizations. +(defclass sbuc-mio-test-class (standard-class) + ()) +(defmethod validate-superclass ((class sbuc-mio-test-class) + (superclass standard-class)) + t) +(defvar *sbuc-counter* 0) +(defmethod slot-boundp-using-class ((class sbuc-mio-test-class) + (object t) + (slot standard-effective-slot-definition)) + (incf *sbuc-counter*) + (call-next-method)) +(defclass sbuc-mio-test-object () + ((slot :initform 5 :accessor a-slot)) + (:metaclass sbuc-mio-test-class)) +(with-test (:name :sbuc-mio-test) + (assert (= 5 (funcall + (compile + nil + `(lambda () + (let ((object (make-instance 'sbuc-mio-test-object))) + (slot-value object 'slot))))))) + (assert (= 1 *sbuc-counter*))) + +;;; Redefining classes so that slot definition class changes. +(defclass func-slot-class (standard-class) + ()) + +(defmethod sb-mop:validate-superclass ((class func-slot-class) (super standard-class)) + t) + +(defclass func-slot-definition () + ((function :initform nil :initarg :function :reader slotd-function))) + +(defclass effective-func-slot-definition (sb-mop:standard-effective-slot-definition + func-slot-definition) + ()) + +(defclass direct-func-slot-definition (sb-mop:standard-direct-slot-definition + func-slot-definition) + ()) + +(defmethod sb-mop:slot-value-using-class ((class func-slot-class) + instance + (slotd effective-func-slot-definition)) + (funcall (slotd-function slotd) (call-next-method))) + +(defvar *func-slot*) + +(defmethod sb-mop:effective-slot-definition-class ((class func-slot-class) &key) + (if *func-slot* + (find-class 'effective-func-slot-definition) + (call-next-method))) + +(defmethod sb-mop:direct-slot-definition-class ((class func-slot-class) &key) + (find-class 'direct-func-slot-definition)) + +(defmethod sb-mop:compute-effective-slot-definition ((class func-slot-class) name dslotds) + (let* ((*func-slot* (some #'slotd-function dslotds)) + (slotd (call-next-method))) + (when *func-slot* + (setf (slot-value slotd 'function) (fdefinition *func-slot*))) + slotd)) + +(with-test (:name :class-redefinition-changes-custom-slot-type) + (eval `(defclass func-slot-object () + ((foo :initarg :foo :reader foofoo)) + (:metaclass func-slot-class))) + (let ((x (cons t t))) + (assert (eq x (foofoo (make-instance 'func-slot-object :foo x))))) + (eval `(defclass func-slot-object () + ((foo :initarg :foo :reader foofoo :function car)) + (:metaclass func-slot-class))) + (let* ((x (cons t t)) + (y (list x))) + (assert (eq x (foofoo (make-instance 'func-slot-object :foo y)))))) + +(with-test (:name :class-redefinition-changes-custom-slot-type-mio) + (eval `(defclass func-slot-object2 () + ((foo :initarg :foo :reader foofoo)) + (:metaclass func-slot-class))) + (let* ((x (cons t t)) + (y (cons x x)) + (o (make-instance 'func-slot-object2 :foo y))) + (assert (eq y (foofoo o))) + (eval `(defclass func-slot-object2 () + ((foo :initarg :foo :reader foofoo :function car)) + (:metaclass func-slot-class))) + (assert (eq x (foofoo o))))) + +(defclass class-slot-removal-test () + ((instance :initform 1) + (class :allocation :class :initform :ok))) + +(defmethod update-instance-for-redefined-class ((x class-slot-removal-test) added removed plist &rest inits) + (throw 'update-instance + (list added removed plist inits))) + +(with-test (:name :class-redefinition-removes-class-slot) + (let ((o (make-instance 'class-slot-removal-test))) + (assert (equal '(nil nil nil nil) + (catch 'update-instance + (eval `(defclass class-slot-removal-test () + ((instance :initform 2)))) + (slot-value o 'instance)))))) + +(defclass class-slot-add-test () + ((instance :initform 1))) + +(defmethod update-instance-for-redefined-class ((x class-slot-add-test) added removed plist &rest inits) + (throw 'update-instance + (list added removed plist inits))) + +(with-test (:name :class-redefinition-adds-class-slot) + (let ((o (make-instance 'class-slot-add-test))) + (assert (equal '(nil nil nil nil) + (catch 'update-instance + (eval `(defclass class-slot-add-test () + ((instance :initform 2) + (class :allocation :class :initform :ok)))) + (slot-value o 'instance)))))) + +(defgeneric definitely-a-funcallable-instance (x)) +(with-test (:name (set-funcallable-instance-function :typechecking)) + (assert (raises-error? (set-funcallable-instance-function + (lambda (y) nil) + #'definitely-a-funcallable-instance) + type-error))) + +(with-test (:name (defstruct :nil-slot-name :bug-633911)) + (defstruct nil-slot-name nil) + (let ((fun (compile nil '(lambda (x) (slot-value x 'nil))))) + (assert (= 3 (funcall fun (make-nil-slot-name :nil 3)))))) + ;;;; success -(sb-ext:quit :unix-status 104)