commit: Test the multiple-value functionality.

changeset: 4679:2c64d2bbb316 tag: tip user: Aidan Kehoe <kehoea(a)parhasard.net&gt; date: Sun Aug 16 21:00:08 2009 +0100 files: tests/ChangeLog tests/automated/lisp-tests.el description: Test the multiple-value functionality. tests/ChangeLog addition: 2009-08-16 Aidan Kehoe <kehoea(a)parhasard.net&gt; * automated/lisp-tests.el (foo): Test the Common Lisp-compatibile multiple value functionality. diff -r b5e1d4f6b66f -r 2c64d2bbb316 tests/ChangeLog --- a/tests/ChangeLog Tue Aug 11 17:59:23 2009 +0100 +++ b/tests/ChangeLog Sun Aug 16 21:00:08 2009 +0100 ＠＠ -1,3 +1,8 ＠＠ +2009-08-16 Aidan Kehoe <kehoea(a)parhasard.net&gt; + + * automated/lisp-tests.el (foo): + Test the Common Lisp-compatibile multiple value functionality. + 2009-08-11 Aidan Kehoe <kehoea(a)parhasard.net&gt; * automated/lisp-tests.el: diff -r b5e1d4f6b66f -r 2c64d2bbb316 tests/automated/lisp-tests.el --- a/tests/automated/lisp-tests.el Tue Aug 11 17:59:23 2009 +0100 +++ b/tests/automated/lisp-tests.el Sun Aug 16 21:00:08 2009 +0100 ＠＠ -1939,3 +1939,140 ＠＠ (princ (list 'quote (multiple-value-list (ftruncate first)))) (princ " :two-ftruncate-result ") (princ (list 'quote (multiple-value-list (ftruncate first second)))))) + +;; Multiple value tests. + +(flet ((foo (x y) + (floor (+ x y) y)) + (foo-zero (x y) + (values (floor (+ x y) y))) + (multiple-value-function-returning-t () + (values t pi e degrees-to-radians radians-to-degrees)) + (multiple-value-function-returning-nil () + (values t pi e radians-to-degrees degrees-to-radians)) + (function-throwing-multiple-values () + (let* ((listing '(0 3 4 nil "string" symbol)) + (tail listing) + elt) + (while t + (setq tail (cdr listing) + elt (car listing) + listing tail) + (when (null elt) + (throw 'VoN61Lo4Y (multiple-value-function-returning-t))))))) + (Assert + (= (+ (floor 5 3) (floor 19 4)) (+ 1 4) 5) + "Checking that multiple values are discarded correctly as func args") + (Assert + (= 2 (length (multiple-value-list (foo 400 (1+ most-positive-fixnum))))) + "Checking multiple values are passed through correctly as return values") + (Assert + (= 1 (length (multiple-value-list + (foo-zero 400 (1+ most-positive-fixnum))))) + "Checking multiple values are discarded correctly when forced") + (Check-Error setting-constant (setq multiple-values-limit 20)) + (Assert + (equal '(-1 1) + (multiple-value-list (floor -3 4))) + "Checking #'multiple-value-list gives a sane result") + (let ((ey 40000) + (bee "this is a string") + (cee #s(hash-table size 256 data (969 ?\xF9)))) + (Assert + (equal + (multiple-value-list (values ey bee cee)) + (multiple-value-list (values-list (list ey bee cee)))) + "Checking that #'values and #'values-list are correctly related") + (Assert + (equal + (multiple-value-list (values-list (list ey bee cee))) + (multiple-value-list (apply #'values (list ey bee cee)))) + "Checking #'values-list and #'apply with #values are correctly related")) + (Assert + (= (multiple-value-call #'+ (floor 5 3) (floor 19 4)) 10) + "Checking #'multiple-value-call gives reasonable results.") + (Assert + (= (multiple-value-call (values '+ '*) (floor 5 3) (floor 19 4)) 10) + "Checking #'multiple-value-call correct when first arg multiple.") + (Assert + (= 1 (length (multiple-value-list (prog1 (floor pi) "hi there")))) + "Checking #'prog1 does not pass back multiple values") + (Assert + (= 2 (length (multiple-value-list + (multiple-value-prog1 (floor pi) "hi there")))) + "Checking #'multiple-value-prog1 passes back multiple values") + (multiple-value-bind (floored remainder this-is-nil) + (floor pi 1.0) + (Assert (= floored 3) + "Checking floored bound correctly") + (Assert (eql remainder (- pi 3.0)) + "Checking remainder bound correctly") + (Assert (null this-is-nil) + "Checking trailing arg bound but nil")) + (let ((ey 40000) + (bee "this is a string") + (cee #s(hash-table size 256 data (969 ?\xF9)))) + (multiple-value-setq (ey bee cee) + (ffloor e 1.0)) + (Assert (eql 2.0 ey) "Checking ey set correctly") + (Assert (eql bee (- e 2.0)) "Checking bee set correctly") + (Assert (null cee) "Checking cee set to nil correctly")) + (Assert + (= 3 (length (multiple-value-list (eval '(values nil t pi))))) + "Checking #'eval passes back multiple values") + (Assert + (= 2 (length (multiple-value-list (apply #'floor '(5 3))))) + "Checking #'apply passes back multiple values") + (Assert + (= 2 (length (multiple-value-list (funcall #'floor 5 3)))) + "Checking #'funcall passes back multiple values") + (Assert + (equal '(1 2) (multiple-value-list + (multiple-value-call #'floor (values 5 3)))) + "Checking #'multiple-value-call passes back multiple values correctly") + (Assert + (= 1 (length (multiple-value-list + (and (multiple-value-function-returning-nil) t)))) + "Checking multiple values from non-trailing forms discarded by #'and") + (Assert + (= 5 (length (multiple-value-list + (and t (multiple-value-function-returning-nil))))) + "Checking multiple values from final forms not discarded by #'and") + (Assert + (= 1 (length (multiple-value-list + (or (multiple-value-function-returning-t) t)))) + "Checking multiple values from non-trailing forms discarded by #'and") + (Assert + (= 5 (length (multiple-value-list + (or nil (multiple-value-function-returning-t))))) + "Checking multiple values from final forms not discarded by #'and") + (Assert + (= 1 (length (multiple-value-list + (cond ((multiple-value-function-returning-t)))))) + "Checking cond doesn't pass back multiple values in tests.") + (Assert + (equal (list t pi e degrees-to-radians radians-to-degrees) + (multiple-value-list + (cond (t (multiple-value-function-returning-nil))))) + "Checking cond passes back multiple values in clauses.") + (Assert + (= 1 (length (multiple-value-list + (prog1 (multiple-value-function-returning-nil))))) + "Checking prog1 discards multiple values correctly.") + (Assert + (= 5 (length (multiple-value-list + (multiple-value-prog1 + (multiple-value-function-returning-nil))))) + "Checking multiple-value-prog1 passes back multiple values correctly.") + (Assert + (equal (list t pi e degrees-to-radians radians-to-degrees) + (multiple-value-list + (catch 'VoN61Lo4Y (function-throwing-multiple-values))))) + (Assert + (equal (list t pi e radians-to-degrees degrees-to-radians) + (multiple-value-list + (loop + for eye in `(a b c d ,e f g ,nil ,pi) + do (when (null eye) + (return (multiple-value-function-returning-t)))))) + "Checking #'loop passes back multiple values correctly.")) _______________________________________________ XEmacs-Patches mailing list XEmacs-Patches(a)xemacs.org http://calypso.tux.org/cgi-bin/mailman/listinfo/xemacs-patches