test/lisp/emacs-lisp/cl-extra-tests.el

   1 ;;; cl-extra-tests.el --- tests for emacs-lisp/cl-extra.el  -*- lexical-binding:t -*-
   2
   3 ;; Copyright (C) 2013-2017 Free Software Foundation, Inc.
   4
   5 ;; This file is part of GNU Emacs.
   6
   7 ;; This program is free software: you can redistribute it and/or
   8 ;; modify it under the terms of the GNU General Public License as
   9 ;; published by the Free Software Foundation, either version 3 of the
  10 ;; License, or (at your option) any later version.
  11 ;;
  12 ;; This program is distributed in the hope that it will be useful, but
  13 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
  14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 ;; General Public License for more details.
  16 ;;
  17 ;; You should have received a copy of the GNU General Public License
  18 ;; along with this program.  If not, see `https://www.gnu.org/licenses/'.
  19
  20 ;;; Code:
  21
  22 (require 'cl-lib)
  23 (require 'ert)
  24
  25 (ert-deftest cl-get ()
  26   (put 'cl-get-test 'x 1)
  27   (put 'cl-get-test 'y nil)
  28   (should (eq (cl-get 'cl-get-test 'x) 1))
  29   (should (eq (cl-get 'cl-get-test 'y :none) nil))
  30   (should (eq (cl-get 'cl-get-test 'z :none) :none)))
  31
  32 (ert-deftest cl-getf ()
  33   (let ((plist '(x 1 y nil)))
  34     (should (eq (cl-getf plist 'x) 1))
  35     (should (eq (cl-getf plist 'y :none) nil))
  36     (should (eq (cl-getf plist 'z :none) :none))))
  37
  38 (ert-deftest cl-extra-test-mapc ()
  39   (let ((lst '(a b c))
  40         (lst2 '(d e f))
  41         (lst3 '(1 2 3))
  42         (fn1 (lambda (_x) nil))
  43         (fn2 (lambda (_x _y) nil))
  44         (fn3 (lambda (_x _y _z) nil)))
  45     (should (equal lst (cl-mapc fn1 lst)))
  46     (should (equal lst (cl-mapc fn2 lst lst2)))
  47     (should (equal lst (cl-mapc fn3 lst lst2 lst3)))))
  48
  49 (ert-deftest cl-extra-test-mapl ()
  50   (let ((lst '(a b c))
  51         (lst2 '(d e f))
  52         (lst3 '(1 2 3))
  53         (fn1 (lambda (x) (should (consp x))))
  54         (fn2 (lambda (x y) (should (and (consp x) (consp y)))))
  55         (fn3 (lambda (x y z) (should (and (consp x) (consp y) (consp z))))))
  56     (should (equal lst (cl-mapl fn1 lst)))
  57     (should (equal lst (cl-mapl fn2 lst lst2)))
  58     (should (equal lst (cl-mapl fn3 lst lst2 lst3)))))
  59
  60 (ert-deftest cl-extra-test-mapcar ()
  61   (let ((lst '(a b c))
  62         (lst2 '(d e f))
  63         (lst3 '(1 2 3))
  64         (fn1 (lambda (x) x))
  65         (fn2 (lambda (_x y) y))
  66         (fn3 (lambda (_x _y z) z)))
  67     (should (equal lst (cl-mapcar fn1 lst)))
  68     (should (equal lst2 (cl-mapcar fn2 lst lst2)))
  69     (should (equal lst3 (cl-mapcar fn3 lst lst2 lst3)))))
  70
  71 (ert-deftest cl-extra-test-map ()
  72   (let ((lst '(a b c))
  73         (lst2 '(d e f))
  74         (lst3 '(1 2 3))
  75         (fn1 (lambda (x) x))
  76         (fn2 (lambda (_x y) y))
  77         (fn3 (lambda (x _y _z) (string-to-char (format "%S" x)))))
  78     (should (equal lst (cl-map 'list fn1 lst)))
  79     (should (equal (vconcat lst2) (cl-map 'vector fn2 lst lst2)))
  80     (should (equal (mapconcat (lambda (x) (format "%S" x)) lst "")
  81                    (cl-map 'string fn3 lst lst2 lst3)))))
  82
  83 (ert-deftest cl-extra-test-maplist ()
  84   (let ((lst '(a b c))
  85         (lst2 '(d e f))
  86         (lst3 '(1 2 3))
  87         (fn1 (lambda (x) (should (consp x)) x))
  88         (fn2 (lambda (x y) (should (and (consp x) (consp y))) y))
  89         (fn3 (lambda (x y z) (should (and (consp x) (consp y) (consp z))) z)))
  90     (should (equal (list lst (cdr lst) (cddr lst))
  91                    (cl-maplist fn1 lst)))
  92     (should (equal (list lst2 (cdr lst2) (cddr lst2))
  93                    (cl-maplist fn2 lst lst2)))
  94     (should (equal (list lst3 (cdr lst3) (cddr lst3))
  95                    (cl-maplist fn3 lst lst2 lst3)))))
  96
  97 ;;; cl-extra-tests.el ends here