;-*- Mode: Lisp -*- ;;;; Author: Paul Dietz ;;;; Created: Sat May 24 21:31:55 2003 ;;;; Contains: Tests of DEFGENERIC with :method-combination MAX (in-package :cl-test) (declaim (special *x*)) (deftest defgeneric-method-combination.max.1 (let ((*x* nil) (fn (eval '(defgeneric dg-mc.fun.max.1 (x) (:method-combination max) (:method max ((x integer)) (car (push 8 *x*))) (:method max ((x rational)) (car (push 4 *x*))) (:method max ((x number)) (car (push 2 *x*))) (:method max ((x t)) (car (push 1 *x*))))))) (flet ((%f (y) (let ((*x* nil)) (list (funcall fn y) *x*)))) (values (%f 1) (%f 2/3) (%f 1.54) (%f 'a)))) (8 (1 2 4 8)) (4 (1 2 4)) (2 (1 2)) (1 (1))) (deftest defgeneric-method-combination.max.2 (let ((*x* nil) (fn (eval '(defgeneric dg-mc.fun.max.2 (x) (:method-combination max :most-specific-first) (:method max ((x integer)) (car (push 8 *x*))) (:method max ((x rational)) (car (push 4 *x*))) (:method max ((x number)) (car (push 2 *x*))) (:method max ((x t)) (car (push 1 *x*))))))) (flet ((%f (y) (let ((*x* nil)) (list (funcall fn y) *x*)))) (values (%f 1) (%f 2/3) (%f 1.54) (%f 'a)))) (8 (1 2 4 8)) (4 (1 2 4)) (2 (1 2)) (1 (1))) (deftest defgeneric-method-combination.max.3 (let ((*x* nil) (fn (eval '(defgeneric dg-mc.fun.max.3 (x) (:method-combination max :most-specific-last) (:method max ((x integer)) (car (push 8 *x*))) (:method max ((x rational)) (car (push 4 *x*))) (:method max ((x number)) (car (push 2 *x*))) (:method max ((x t)) (car (push 1 *x*))))))) (flet ((%f (y) (let ((*x* nil)) (list (funcall fn y) *x*)))) (values (%f 1) (%f 2/3) (%f 1.54) (%f 'a)))) (8 (8 4 2 1)) (4 (4 2 1)) (2 (2 1)) (1 (1))) (deftest defgeneric-method-combination.max.4 (let ((fn (eval '(defgeneric dg-mc.max.4 (x) (:method-combination max) (:method max ((x integer)) 4) (:method :around ((x rational)) 'foo) (:method max ((x number)) 3) (:method max ((x symbol)) 5) (:method max ((x t)) 1))))) (values (funcall fn 0) (funcall fn 4/3) (funcall fn 1.54) (funcall fn 'x) (funcall fn '(a b c)))) foo foo 3 5 1) (deftest defgeneric-method-combination.max.5 (let ((fn (eval '(defgeneric dg-mc.max.5 (x) (:method-combination max) (:method max ((x integer)) 5) (:method :around ((x rational)) (list 'foo (call-next-method))) (:method max ((x number)) 5/2) (:method max ((x symbol)) 4) (:method max ((x t)) 1.0))))) (values (funcall fn 0) (funcall fn 4/3) (funcall fn 1.54) (funcall fn 'x) (funcall fn '(a b c)))) (foo 5) (foo 5/2) 5/2 4 1.0) (deftest defgeneric-method-combination.max.6 (let ((fn (eval '(defgeneric dg-mc.max.6 (x) (:method-combination max) (:method max ((x integer)) 9) (:method :around ((x rational)) (list 'foo (call-next-method))) (:method :around ((x real)) (list 'bar (call-next-method))) (:method max ((x number)) 4) (:method max ((x symbol)) 6) (:method max ((x t)) 1))))) (values (funcall fn 0) (funcall fn 4/3) (funcall fn 1.54) (funcall fn #c(1.0 2.0)) (funcall fn 'x) (funcall fn '(a b c)))) (foo (bar 9)) (foo (bar 4)) (bar 4) 4 6 1) (deftest defgeneric-method-combination.max.7 (let ((fn (eval '(defgeneric dg-mc.max.7 (x) (:method-combination max) (:method max ((x dgmc-class-04)) 4) (:method max ((x dgmc-class-03)) 3) (:method max ((x dgmc-class-02)) 5) (:method max ((x dgmc-class-01)) 1))))) (values (funcall fn (make-instance 'dgmc-class-01)) (funcall fn (make-instance 'dgmc-class-02)) (funcall fn (make-instance 'dgmc-class-03)) (funcall fn (make-instance 'dgmc-class-04)))) 1 5 3 5) (deftest defgeneric-method-combination.max.8 (let ((fn (eval '(defgeneric dg-mc.max.8 (x) (:method-combination max) (:method max ((x (eql 1000))) 4) (:method :around ((x symbol)) (values)) (:method :around ((x integer)) (values 'a 'b 'c)) (:method :around ((x complex)) (call-next-method)) (:method :around ((x number)) (values 1 2 3 4 5 6)) (:method max ((x t)) 1))))) (values (multiple-value-list (funcall fn 'a)) (multiple-value-list (funcall fn 10)) (multiple-value-list (funcall fn #c(9 8))) (multiple-value-list (funcall fn '(a b c))))) () (a b c) (1 2 3 4 5 6) (1))