emacs/test/lisp/emacs-lisp/cl-lib-tests.el
Stefan Kangas 657f4658a7 Prefer oddp/evenp to cl-oddp/cl-evenp
* lisp/calc/calc-ext.el (math-oddp):
* lisp/calc/calc-misc.el (math-evenp):
* lisp/calendar/todo-mode.el
(todo-adjusted-category-label-length, todo-insert-category-line)
(todo-update-categories-display):
* lisp/emacs-lisp/cl-macs.el (cl-defstruct):
* lisp/net/gnutls.el (open-gnutls-stream):
* lisp/tab-line.el (tab-line-tab-face-inactive-alternating):
* test/lisp/auth-source-tests.el
(auth-source-test-macos-keychain-search):
* test/lisp/emacs-lisp/cl-extra-tests.el (cl-extra-test-notany)
(cl-extra-test-notevery):
* test/lisp/emacs-lisp/cl-lib-tests.el (cl-lib-adjoin-test):
* test/lisp/emacs-lisp/cl-macs-tests.el (cl-macs-loop-collect)
(cl-macs-loop-append/nconc, cl-macs-loop-when)
(cl-macs-loop-if):
* test/lisp/emacs-lisp/cl-seq-tests.el (cl-seq-remove-test)
(cl-remove-if-test, cl-remove-if-not-test, cl-seq-delete-test)
(cl-delete-if-test, cl-delete-if-not-test)
(cl-seq-substitute-if-test, cl-seq-substitute-if-not-test)
(cl-find-if-test, cl-find-if-not-test, cl-position-if-test)
(cl-seq-count-test, cl-count-if-test, cl-count-if-not-test)
(cl-member-if-test, cl-member-if-not-test, cl-assoc-if-test)
(cl-assoc-if-not-test, cl-rassoc-if-test)
(cl-rassoc-if-not-test):
* test/src/treesit-tests.el (treesit-search-forward-predicate):
Prefer oddp/evenp to cl-oddp/cl-evenp where possible.

* lisp/calc/calc-ext.el (cl-lib):
* lisp/calc/calc-misc.el (cl-lib): Don't require.
2025-02-17 05:37:10 +01:00

336 lines
13 KiB
EmacsLisp

;;; cl-lib-tests.el --- tests for emacs-lisp/cl-lib.el -*- lexical-binding:t -*-
;; Copyright (C) 2013-2025 Free Software Foundation, Inc.
;; This file is part of GNU Emacs.
;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; Some of these tests were extracted from ert-tests.el, back when ert
;; used to reimplement some cl functions.
;;; Code:
(require 'cl-lib)
(require 'ert)
(ert-deftest cl-lib-test-pushnew ()
(let ((list '(1 2 3)))
(cl-pushnew 0 list)
(should (equal list '(0 1 2 3))))
(let ((list '((1 2) (3 4))))
(cl-pushnew '(3 7) list :key #'cdr)
(should (equal list '((3 7) (1 2) (3 4)) )))
(let ((list '((1 2) (3 4))))
(cl-pushnew '(3 7) list :key #'car)
(should (equal list '((1 2) (3 4)))))
(let ((list '((1 2) (3 4))))
(cl-pushnew '(3 4) list :test #'equal)
(should (equal list '((1 2) (3 4)))))
(let ((list '((1 2) (3 4))))
(cl-pushnew '(3 5) list :test #'equal)
(should (equal list '((3 5) (1 2) (3 4)))))
(let ((list '((1 2) (3 4))))
(cl-pushnew '(3 4) list :test-not #'equal)
(should (equal list '((1 2) (3 4)))))
(let ((list '((1 2) (3 4))))
(cl-pushnew '(3 5) list :test-not #'equal)
(should (equal list '((1 2) (3 4))))))
(ert-deftest cl-lib-test-values-list ()
(let ((list '(:a :b :c)))
(should (equal (cl-values-list list) '(:a :b :c))))
(let ((not-a-list :a))
(should-error (cl-values-list not-a-list) :type 'wrong-type-argument)))
(ert-deftest cl-lib-multiple-value-list ()
(should (equal (cl-multiple-value-list 1) 1))
(should (equal (cl-multiple-value-list '(1 2 3)) '(1 2 3)))
(should (equal (cl-multiple-value-list "string") "string"))
(should (equal (cl-multiple-value-list nil) nil))
(should (equal (cl-multiple-value-list (list 1 2 3)) '(1 2 3))))
(ert-deftest cl-lib-test-incf ()
(let ((var 0))
(should (= (cl-incf var) 1))
(should (= var 1)))
(let ((alist))
(should (= (cl-incf (alist-get 'a alist 0)) 1))
(should (= (alist-get 'a alist 0) 1))))
(ert-deftest cl-lib-test-decf ()
(let ((var 1))
(should (= (cl-decf var) 0))
(should (= var 0)))
(let ((alist))
(should (= (cl-decf (alist-get 'a alist 0)) -1))
(should (= (alist-get 'a alist 0) -1))))
(ert-deftest cl-lib-test-plusp ()
(should-not (cl-plusp -1.0e+INF))
(should-not (cl-plusp -1.5e2))
(should-not (cl-plusp -3.14))
(should-not (cl-plusp -1))
(should-not (cl-plusp -0.0))
(should-not (cl-plusp 0))
(should-not (cl-plusp 0.0))
(should-not (cl-plusp -0.0e+NaN))
(should-not (cl-plusp 0.0e+NaN))
(should (cl-plusp 1))
(should (cl-plusp 3.14))
(should (cl-plusp 1.5e2))
(should (cl-plusp 1.0e+INF))
(should-error (cl-plusp "42") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-minusp ()
(should (cl-minusp -1.0e+INF))
(should (cl-minusp -1.5e2))
(should (cl-minusp -3.14))
(should (cl-minusp -1))
(should-not (cl-minusp -0.0))
(should-not (cl-minusp 0))
(should-not (cl-minusp 0.0))
(should-not (cl-minusp -0.0e+NaN))
(should-not (cl-minusp 0.0e+NaN))
(should-not (cl-minusp 1))
(should-not (cl-minusp 3.14))
(should-not (cl-minusp 1.5e2))
(should-not (cl-minusp 1.0e+INF))
(should-error (cl-minusp "-42") :type 'wrong-type-argument))
(ert-deftest cl-digit-char-p ()
(should (eql 3 (cl-digit-char-p ?3)))
(should (eql 10 (cl-digit-char-p ?a 11)))
(should (eql 10 (cl-digit-char-p ?A 11)))
(should-not (cl-digit-char-p ?a))
(should (eql 32 (cl-digit-char-p ?w 36)))
(should-error (cl-digit-char-p ?a 37) :type 'args-out-of-range)
(should-error (cl-digit-char-p ?a 1) :type 'args-out-of-range))
(ert-deftest cl-lib-test-first ()
(should (null (cl-first '())))
(should (= 4 (cl-first '(4))))
(should (= 4 (cl-first '(4 2))))
(should-error (cl-first "42") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-second ()
(should (null (cl-second '())))
(should (null (cl-second '(4))))
(should (= 2 (cl-second '(1 2))))
(should (= 2 (cl-second '(1 2 3))))
(should-error (cl-second "1 2 3") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-third ()
(should (null (cl-third '())))
(should (null (cl-third '(1 2))))
(should (= 3 (cl-third '(1 2 3))))
(should (= 3 (cl-third '(1 2 3 4))))
(should-error (cl-third "123") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-fourth ()
(should (null (cl-fourth '())))
(should (null (cl-fourth '(1 2 3))))
(should (= 4 (cl-fourth '(1 2 3 4))))
(should (= 4 (cl-fourth '(1 2 3 4 5))))
(should-error (cl-fourth "1234") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-fifth ()
(should (null (cl-fifth '())))
(should (null (cl-fifth '(1 2 3 4))))
(should (= 5 (cl-fifth '(1 2 3 4 5))))
(should (= 5 (cl-fifth '(1 2 3 4 5 6))))
(should-error (cl-fifth "12345") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-sixth ()
(should (null (cl-sixth '())))
(should (null (cl-sixth '(1 2 3 4 5))))
(should (= 6 (cl-sixth '(1 2 3 4 5 6))))
(should (= 6 (cl-sixth '(1 2 3 4 5 6 7))))
(should-error (cl-sixth "123456") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-seventh ()
(should (null (cl-seventh '())))
(should (null (cl-seventh '(1 2 3 4 5 6))))
(should (= 7 (cl-seventh '(1 2 3 4 5 6 7))))
(should (= 7 (cl-seventh '(1 2 3 4 5 6 7 8))))
(should-error (cl-seventh "1234567") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-eighth ()
(should (null (cl-eighth '())))
(should (null (cl-eighth '(1 2 3 4 5 6 7))))
(should (= 8 (cl-eighth '(1 2 3 4 5 6 7 8))))
(should (= 8 (cl-eighth '(1 2 3 4 5 6 7 8 9))))
(should-error (cl-eighth "12345678") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-ninth ()
(should (null (cl-ninth '())))
(should (null (cl-ninth '(1 2 3 4 5 6 7 8))))
(should (= 9 (cl-ninth '(1 2 3 4 5 6 7 8 9))))
(should (= 9 (cl-ninth '(1 2 3 4 5 6 7 8 9 10))))
(should-error (cl-ninth "123456789") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-tenth ()
(should (null (cl-tenth '())))
(should (null (cl-tenth '(1 2 3 4 5 6 7 8 9))))
(should (= 10 (cl-tenth '(1 2 3 4 5 6 7 8 9 10))))
(should (= 10 (cl-tenth '(1 2 3 4 5 6 7 8 9 10 11))))
(should-error (cl-tenth "1234567890") :type 'wrong-type-argument))
(ert-deftest cl-lib-test-mapcar ()
(should (equal (cl-mapcar #'1+ '(1 2 3)) '(2 3 4)))
(should (equal (cl-mapcar #'+ '(1 2 3) '(4 5 6)) '(5 7 9)))
(should (equal (cl-mapcar #'+ '(1 2 3) '(4 5)) '(5 7)))
(should (equal (cl-mapcar #'+ '() '()) '()))
(should-error (cl-mapcar #'+ 1 '(4 5 6)))
(should-error (cl-mapcar #'+ '(1 2 3) 4)))
(ert-deftest cl-lib-test-list* ()
(should (equal (cl-list* 'a) 'a))
(should (equal (cl-list* 'a 'b) '(a . b)))
(should (equal (cl-list* 'a 'b 'c 'd) '(a b c . d)))
(should (equal (cl-list* 'a 'b '(c d)) '(a b c d))))
(ert-deftest cl-lib-test-copy-list ()
(let ((original '(1 2 . 3))
(result (cl-copy-list '(1 2 . 3))))
(and (should (equal original result))
(not (eq original result)))))
(ert-deftest cl-lib-test-subst ()
(should (equal (cl-subst 'x 'a '(a b c)) '(x b c)))
(should (equal (cl-subst 'x 'a '(a b a c)) '(x b x c)))
(should (equal (cl-subst 'x 'a '(b c d)) '(b c d)))
(should (equal (cl-subst 'x 'a '(a b (a c) d)) '(x b (x c) d)))
(should (equal (cl-subst "a" "A" '("a" "b" "c" "a") :test #'equal) '("a" "b" "c" "a"))))
(ert-deftest cl-lib-test-acons ()
(should (equal (cl-acons 'key 'value '()) '((key . value))))
(should (equal (cl-acons 'key 'value '((a . 1) (b . 2))) '((key . value) (a . 1) (b . 2))))
(should (equal (cl-acons 'a 1 '((a . 1) (b . 2))) '((a . 1) (a . 1) (b . 2))))
(should (equal (cl-acons nil 'value '((a . 1) (b . 2))) '((nil . value) (a . 1) (b . 2))))
(should (equal (cl-acons 'key nil '((a . 1) (b . 2))) '((key . nil) (a . 1) (b . 2)))))
(ert-deftest cl-lib-test-pairlis ()
(should (equal (cl-pairlis '(a b c) '(1 2 3)) '((a . 1) (b . 2) (c . 3))))
(should (equal (cl-pairlis '(a b c d) '(1 2 3)) '((a . 1) (b . 2) (c . 3))))
(should (equal (cl-pairlis '(a b c) '(1 2 3 4)) '((a . 1) (b . 2) (c . 3))))
(should (equal (cl-pairlis '(a b c) '(1 2 3) '((d . 4) (e . 5))) '((a . 1) (b . 2) (c . 3) (d . 4) (e . 5))))
(should (equal (cl-pairlis '() '(1 2 3)) '()))
(should (equal (cl-pairlis '(a b c) '()) '()))
(should (equal (cl-pairlis '(a nil c) '(1 2 3)) '((a . 1) (nil . 2) (c . 3))))
(should (equal (cl-pairlis '(a b c) '(1 nil 3)) '((a . 1) (b) (c . 3)))))
(ert-deftest cl-lib-test-nth-value ()
(let ((vals (cl-values 2 3)))
(should (= (cl-nth-value 0 vals) 2))
(should (= (cl-nth-value 1 vals) 3))
(should (null (cl-nth-value 2 vals)))
(should-error (cl-nth-value 0.0 vals) :type 'wrong-type-argument)))
(ert-deftest cl-lib-nth-value-test-multiple-values ()
"While CL multiple values are an alias to list, these won't work."
:expected-result :failed
(should (equal (cl-nth-value 0 '(2 3)) '(2 3)))
(should (= (cl-nth-value 0 1) 1))
(should (null (cl-nth-value 1 1)))
(should-error (cl-nth-value -1 (cl-values 2 3)) :type 'args-out-of-range)
(should (string= (cl-nth-value 0 "only lists") "only lists")))
(ert-deftest cl-test-ldiff ()
(let ((l '(1 2 3)))
(should (null (cl-ldiff '() '())))
(should (null (cl-ldiff '() l)))
(should (null (cl-ldiff l l)))
(should (equal l (cl-ldiff l '())))
;; must be part of the list
(should (equal l (cl-ldiff l '(2 3))))
(should (equal '(1) (cl-ldiff l (nthcdr 1 l))))
;; should return a copy
(should-not (eq (cl-ldiff l '()) l))))
(ert-deftest cl-lib-adjoin-test ()
(let ((nums '(1 2))
(myfn-p '=))
;; add non-existing item to the front
(should (equal '(3 1 2) (cl-adjoin 3 nums)))
;; just add - don't copy rest
(should (eq nums (cdr (cl-adjoin 3 nums))))
;; add only when not already there
(should (eq nums (cl-adjoin 2 nums)))
(with-suppressed-warnings ((suspicious memql))
(should (equal '(2 1 (2)) (cl-adjoin 2 '(1 (2))))))
;; default test function is eql
(should (equal '(1.0 1 2) (cl-adjoin 1.0 nums)))
;; own :test function - returns true if match
(should (equal '(1.0 1 2) (cl-adjoin 1.0 nums :test nil))) ;defaults to eql
(should (eq nums (cl-adjoin 2 nums :test myfn-p))) ;match
(should (equal '(3 1 2) (cl-adjoin 3 nums :test myfn-p))) ;no match
;; own :test-not function - returns false if match
(should (equal '(1.0 1 2) (cl-adjoin 1.0 nums :test-not nil))) ;defaults to eql
(should (equal '(2 2) (cl-adjoin 2 '(2) :test-not myfn-p))) ; no match
(should (eq nums (cl-adjoin 2 nums :test-not myfn-p))) ; 1 matches
(should (eq nums (cl-adjoin 3 nums :test-not myfn-p))) ; 1 and 2 matches
;; according to CLtL2 passing both :test and :test-not should signal error
;;(should-error (cl-adjoin 3 nums :test 'myfn-p :test-not myfn-p))
;; own :key fn
(should (eq nums (cl-adjoin 3 nums :key (lambda (x) (if (evenp x) (1+ x) x)))))
(should (equal '(3 1 2) (cl-adjoin 3 nums :key (lambda (x) (if (evenp x) (+ 2 x) x)))))
;; convert using :key, then compare with :test
(should (eq nums (cl-adjoin 1 nums :key 'int-to-string :test 'string=)))
(should (equal '(3 1 2) (cl-adjoin 3 nums :key 'int-to-string :test 'string=)))
(should-error (cl-adjoin 3 nums :key 'int-to-string :test myfn-p)
:type 'wrong-type-argument)
;; convert using :key, then compare with :test-not
(should (eq nums (cl-adjoin 3 nums :key 'int-to-string :test-not 'string=)))
(should (equal '(1 1) (cl-adjoin 1 '(1) :key 'int-to-string :test-not 'string=)))
(should-error (cl-adjoin 1 nums :key 'int-to-string :test-not myfn-p)
:type 'wrong-type-argument)))
(ert-deftest old-struct ()
(cl-defstruct foo x)
(with-suppressed-warnings ((obsolete cl-old-struct-compat-mode))
(let ((x (vector 'cl-struct-foo))
(saved cl-old-struct-compat-mode))
(cl-old-struct-compat-mode -1)
(should (eq (type-of x) 'vector))
(cl-old-struct-compat-mode 1)
(defvar cl-struct-foo)
(let ((cl-struct-foo (cl--struct-get-class 'foo)))
(setf (symbol-function 'cl-struct-foo) :quick-object-witness-check)
(should (eq (type-of x) 'foo))
(should (eq (type-of (vector 'foo)) 'vector)))
(cl-old-struct-compat-mode (if saved 1 -1)))))
(ert-deftest cl-lib-old-struct ()
(with-suppressed-warnings ((obsolete cl-old-struct-compat-mode))
(let ((saved cl-old-struct-compat-mode))
(cl-old-struct-compat-mode -1)
(cl-struct-define 'foo "" 'cl-structure-object nil nil nil
'cl-struct-foo-tags 'cl-struct-foo t)
(should cl-old-struct-compat-mode)
(cl-old-struct-compat-mode (if saved 1 -1)))))
(ert-deftest cl-constantly ()
(should (equal (mapcar (cl-constantly 3) '(a b c d))
'(3 3 3 3))))
;;; cl-lib-tests.el ends here