code.delx.au - gnu-emacs/blob - test/automated/fns-tests.el

   1 ;;; fns-tests.el --- tests for src/fns.c
   2
   3 ;; Copyright (C) 2014 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 `http://www.gnu.org/licenses/'.
  19
  20 ;;; Commentary:
  21
  22 ;;; Code:
  23
  24 (require 'cl-lib)
  25 (eval-when-compile (require 'cl))
  26
  27 (ert-deftest fns-tests-reverse ()
  28   (should-error (reverse))
  29   (should-error (reverse 1))
  30   (should-error (reverse (make-char-table 'foo)))
  31   (should (equal [] (reverse [])))
  32   (should (equal [0] (reverse [0])))
  33   (should (equal [1 2 3 4] (reverse (reverse [1 2 3 4]))))
  34   (should (equal '(a b c d) (reverse (reverse '(a b c d)))))
  35   (should (equal "xyzzy" (reverse (reverse "xyzzy"))))
  36   (should (equal "こんにちは / ｺﾝﾆﾁﾊ" (reverse (reverse "こんにちは / ｺﾝﾆﾁﾊ")))))
  37
  38 (ert-deftest fns-tests-nreverse ()
  39   (should-error (nreverse))
  40   (should-error (nreverse 1))
  41   (should-error (nreverse (make-char-table 'foo)))
  42   (should (equal (nreverse "xyzzy") "yzzyx"))
  43   (let ((A []))
  44     (nreverse A)
  45     (should (equal A [])))
  46   (let ((A [0]))
  47     (nreverse A)
  48     (should (equal A [0])))
  49   (let ((A [1 2 3 4]))
  50     (nreverse A)
  51     (should (equal A [4 3 2 1])))
  52   (let ((A [1 2 3 4]))
  53     (nreverse A)
  54     (nreverse A)
  55     (should (equal A [1 2 3 4])))
  56   (let* ((A [1 2 3 4])
  57          (B (nreverse (nreverse A))))
  58     (should (equal A B))))
  59
  60 (ert-deftest fns-tests-reverse-bool-vector ()
  61   (let ((A (make-bool-vector 10 nil)))
  62     (dotimes (i 5) (aset A i t))
  63     (should (equal [nil nil nil nil nil t t t t t] (vconcat (reverse A))))
  64     (should (equal A (reverse (reverse A))))))
  65
  66 (ert-deftest fns-tests-nreverse-bool-vector ()
  67   (let ((A (make-bool-vector 10 nil)))
  68     (dotimes (i 5) (aset A i t))
  69     (nreverse A)
  70     (should (equal [nil nil nil nil nil t t t t t] (vconcat A)))
  71     (should (equal [t t t t t nil nil nil nil nil] (vconcat (nreverse A))))))
  72
  73 (ert-deftest fns-tests-compare-strings ()
  74   (should-error (compare-strings))
  75   (should-error (compare-strings "xyzzy" "xyzzy"))
  76   (should (= (compare-strings "xyzzy" 0 10 "zyxxy" 0 5) -1))
  77   (should-error (compare-strings "xyzzy" 0 5 "zyxxy" -1 2))
  78   (should-error (compare-strings "xyzzy" 'foo nil "zyxxy" 0 1))
  79   (should-error (compare-strings "xyzzy" 0 'foo "zyxxy" 2 3))
  80   (should-error (compare-strings "xyzzy" 0 2 "zyxxy" 'foo 3))
  81   (should-error (compare-strings "xyzzy" nil 3 "zyxxy" 4 'foo))
  82   (should (compare-strings "" nil nil "" nil nil))
  83   (should (compare-strings "" 0 0 "" 0 0))
  84   (should (compare-strings "test" nil nil "test" nil nil))
  85   (should (compare-strings "test" nil nil "test" nil nil t))
  86   (should (compare-strings "test" nil nil "test" nil nil nil))
  87   (should (compare-strings "Test" nil nil "test" nil nil t))
  88   (should (= (compare-strings "Test" nil nil "test" nil nil) -1))
  89   (should (= (compare-strings "Test" nil nil "test" nil nil) -1))
  90   (should (= (compare-strings "test" nil nil "Test" nil nil) 1))
  91   (should (= (compare-strings "foobaz" nil nil "barbaz" nil nil) 1))
  92   (should (= (compare-strings "barbaz" nil nil "foobar" nil nil) -1))
  93   (should (= (compare-strings "foobaz" nil nil "farbaz" nil nil) 2))
  94   (should (= (compare-strings "farbaz" nil nil "foobar" nil nil) -2))
  95   (should (compare-strings "abcxyz" 0 2 "abcprq" 0 2))
  96   (should (compare-strings "abcxyz" 0 -3 "abcprq" 0 -3))
  97   (should (= (compare-strings "abcxyz" 0 6 "abcprq" 0 6) 4))
  98   (should (= (compare-strings "abcprq" 0 6 "abcxyz" 0 6) -4))
  99   (should (compare-strings "xyzzy" -3 4 "azza" -3 3))
 100   (should (compare-strings "こんにちはｺﾝﾆﾁﾊ" nil nil "こんにちはｺﾝﾆﾁﾊ" nil nil))
 101   (should (= (compare-strings "んにちはｺﾝﾆﾁﾊこ" nil nil "こんにちはｺﾝﾆﾁﾊ" nil nil) 1))
 102   (should (= (compare-strings "こんにちはｺﾝﾆﾁﾊ" nil nil "んにちはｺﾝﾆﾁﾊこ" nil nil) -1)))
 103
 104 (ert-deftest fns-tests-sort ()
 105   (should (equal (sort '(9 5 2 -1 5 3 8 7 4) (lambda (x y) (< x y)))
 106                  '(-1 2 3 4 5 5 7 8 9)))
 107   (should (equal (sort '(9 5 2 -1 5 3 8 7 4) (lambda (x y) (> x y)))
 108                  '(9 8 7 5 5 4 3 2 -1)))
 109   (should (equal (sort '[9 5 2 -1 5 3 8 7 4] (lambda (x y) (< x y)))
 110                  [-1 2 3 4 5 5 7 8 9]))
 111   (should (equal (sort '[9 5 2 -1 5 3 8 7 4] (lambda (x y) (> x y)))
 112                  [9 8 7 5 5 4 3 2 -1]))
 113   (should (equal
 114            (sort
 115             (vector
 116              '(8 . "xxx") '(9 . "aaa") '(8 . "bbb") '(9 . "zzz")
 117              '(9 . "ppp") '(8 . "ttt") '(8 . "eee") '(9 . "fff"))
 118             (lambda (x y) (< (car x) (car y))))
 119            [(8 . "xxx") (8 . "bbb") (8 . "ttt") (8 . "eee")
 120             (9 . "aaa") (9 . "zzz") (9 . "ppp") (9 . "fff")])))