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emacs/test/automated/subr-tests.el
Paul Eggert 0e963201d0 Update copyright year to 2016 
Run admin/update-copyright.
2016-01-01 01:34:24 -08:00

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;;; subr-tests.el --- Tests for subr.el
;; Copyright (C) 2015-2016 Free Software Foundation, Inc.
;; Author: Oleh Krehel <ohwoeowho@gmail.com>,
;; Nicolas Petton <nicolas@petton.fr>
;; Keywords:
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(require 'ert)
(ert-deftest let-when-compile ()
;; good case
(should (equal (macroexpand '(let-when-compile ((foo (+ 2 3)))
(setq bar (eval-when-compile (+ foo foo)))
(setq boo (eval-when-compile (* foo foo)))))
'(progn
(setq bar (quote 10))
(setq boo (quote 25)))))
;; bad case: `eval-when-compile' omitted, byte compiler should catch this
(should (equal (macroexpand
'(let-when-compile ((foo (+ 2 3)))
(setq bar (+ foo foo))
(setq boo (eval-when-compile (* foo foo)))))
'(progn
(setq bar (+ foo foo))
(setq boo (quote 25)))))
;; something practical
(should (equal (macroexpand
'(let-when-compile ((keywords '("true" "false")))
(font-lock-add-keywords
'c++-mode
`((,(eval-when-compile
(format "\\<%s\\>" (regexp-opt keywords)))
0 font-lock-keyword-face)))))
'(font-lock-add-keywords
(quote c++-mode)
(list
(cons (quote
"\\<\\(?:\\(?:fals\\|tru\\)e\\)\\>")
(quote
(0 font-lock-keyword-face))))))))
(ert-deftest string-comparison-test ()
(should (string-lessp "abc" "acb"))
(should (string-lessp "aBc" "abc"))
(should (string-lessp "abc" "abcd"))
(should (string-lessp "abc" "abcd"))
(should-not (string-lessp "abc" "abc"))
(should-not (string-lessp "" ""))
(should (string-greaterp "acb" "abc"))
(should (string-greaterp "abc" "aBc"))
(should (string-greaterp "abcd" "abc"))
(should (string-greaterp "abcd" "abc"))
(should-not (string-greaterp "abc" "abc"))
(should-not (string-greaterp "" ""))
;; Symbols are also accepted
(should (string-lessp 'abc 'acb))
(should (string-lessp "abc" 'acb))
(should (string-greaterp 'acb 'abc))
(should (string-greaterp "acb" 'abc)))
(ert-deftest subr-test-when ()
(should (equal (when t 1) 1))
(should (equal (when t 2) 2))
(should (equal (when nil 1) nil))
(should (equal (when nil 2) nil))
(should (equal (when t 'x 1) 1))
(should (equal (when t 'x 2) 2))
(should (equal (when nil 'x 1) nil))
(should (equal (when nil 'x 2) nil))
(let ((x 1))
(should-not (when nil
(setq x (1+ x))
x))
(should (= x 1))
(should (= 2 (when t
(setq x (1+ x))
x)))
(should (= x 2)))
(should (equal (macroexpand-all '(when a b c d))
'(if a (progn b c d)))))
(ert-deftest subr-test-version-parsing ()
(should (equal (version-to-list ".5") '(0 5)))
(should (equal (version-to-list "0.9 alpha1") '(0 9 -3 1)))
(should (equal (version-to-list "0.9 snapshot") '(0 9 -4)))
(should (equal (version-to-list "0.9-alpha1") '(0 9 -3 1)))
(should (equal (version-to-list "0.9-snapshot") '(0 9 -4)))
(should (equal (version-to-list "0.9.snapshot") '(0 9 -4)))
(should (equal (version-to-list "0.9_snapshot") '(0 9 -4)))
(should (equal (version-to-list "0.9alpha1") '(0 9 -3 1)))
(should (equal (version-to-list "0.9snapshot") '(0 9 -4)))
(should (equal (version-to-list "1.0 git") '(1 0 -4)))
(should (equal (version-to-list "1.0 pre2") '(1 0 -1 2)))
(should (equal (version-to-list "1.0-git") '(1 0 -4)))
(should (equal (version-to-list "1.0-pre2") '(1 0 -1 2)))
(should (equal (version-to-list "1.0.1-a") '(1 0 1 1)))
(should (equal (version-to-list "1.0.1-f") '(1 0 1 6)))
(should (equal (version-to-list "1.0.1.a") '(1 0 1 1)))
(should (equal (version-to-list "1.0.1.f") '(1 0 1 6)))
(should (equal (version-to-list "1.0.1_a") '(1 0 1 1)))
(should (equal (version-to-list "1.0.1_f") '(1 0 1 6)))
(should (equal (version-to-list "1.0.1a") '(1 0 1 1)))
(should (equal (version-to-list "1.0.1f") '(1 0 1 6)))
(should (equal (version-to-list "1.0.7.5") '(1 0 7 5)))
(should (equal (version-to-list "1.0.git") '(1 0 -4)))
(should (equal (version-to-list "1.0.pre2") '(1 0 -1 2)))
(should (equal (version-to-list "1.0_git") '(1 0 -4)))
(should (equal (version-to-list "1.0_pre2") '(1 0 -1 2)))
(should (equal (version-to-list "1.0git") '(1 0 -4)))
(should (equal (version-to-list "1.0pre2") '(1 0 -1 2)))
(should (equal (version-to-list "22.8 beta3") '(22 8 -2 3)))
(should (equal (version-to-list "22.8-beta3") '(22 8 -2 3)))
(should (equal (version-to-list "22.8.beta3") '(22 8 -2 3)))
(should (equal (version-to-list "22.8_beta3") '(22 8 -2 3)))
(should (equal (version-to-list "22.8beta3") '(22 8 -2 3)))
(should (equal (version-to-list "6.9.30 Beta") '(6 9 30 -2)))
(should (equal (version-to-list "6.9.30-Beta") '(6 9 30 -2)))
(should (equal (version-to-list "6.9.30.Beta") '(6 9 30 -2)))
(should (equal (version-to-list "6.9.30Beta") '(6 9 30 -2)))
(should (equal (version-to-list "6.9.30_Beta") '(6 9 30 -2)))
(should (equal
(error-message-string (should-error (version-to-list "OTP-18.1.5")))
"Invalid version syntax: `OTP-18.1.5' (must start with a number)"))
(should (equal
(error-message-string (should-error (version-to-list "")))
"Invalid version syntax: `' (must start with a number)"))
(should (equal
(error-message-string (should-error (version-to-list "1.0..7.5")))
"Invalid version syntax: `1.0..7.5'"))
(should (equal
(error-message-string (should-error (version-to-list "1.0prepre2")))
"Invalid version syntax: `1.0prepre2'"))
(should (equal
(error-message-string (should-error (version-to-list "22.8X3")))
"Invalid version syntax: `22.8X3'"))
(should (equal
(error-message-string (should-error (version-to-list "beta22.8alpha3")))
"Invalid version syntax: `beta22.8alpha3' (must start with a number)"))
(should (equal
(error-message-string (should-error (version-to-list "honk")))
"Invalid version syntax: `honk' (must start with a number)"))
(should (equal
(error-message-string (should-error (version-to-list 9)))
"Version must be a string"))
(let ((version-separator "_"))
(should (equal (version-to-list "_5") '(0 5)))
(should (equal (version-to-list "0_9 alpha1") '(0 9 -3 1)))
(should (equal (version-to-list "0_9 snapshot") '(0 9 -4)))
(should (equal (version-to-list "0_9-alpha1") '(0 9 -3 1)))
(should (equal (version-to-list "0_9-snapshot") '(0 9 -4)))
(should (equal (version-to-list "0_9.alpha1") '(0 9 -3 1)))
(should (equal (version-to-list "0_9.snapshot") '(0 9 -4)))
(should (equal (version-to-list "0_9alpha1") '(0 9 -3 1)))
(should (equal (version-to-list "0_9snapshot") '(0 9 -4)))
(should (equal (version-to-list "1_0 git") '(1 0 -4)))
(should (equal (version-to-list "1_0 pre2") '(1 0 -1 2)))
(should (equal (version-to-list "1_0-git") '(1 0 -4)))
(should (equal (version-to-list "1_0.pre2") '(1 0 -1 2)))
(should (equal (version-to-list "1_0_1-a") '(1 0 1 1)))
(should (equal (version-to-list "1_0_1-f") '(1 0 1 6)))
(should (equal (version-to-list "1_0_1.a") '(1 0 1 1)))
(should (equal (version-to-list "1_0_1.f") '(1 0 1 6)))
(should (equal (version-to-list "1_0_1_a") '(1 0 1 1)))
(should (equal (version-to-list "1_0_1_f") '(1 0 1 6)))
(should (equal (version-to-list "1_0_1a") '(1 0 1 1)))
(should (equal (version-to-list "1_0_1f") '(1 0 1 6)))
(should (equal (version-to-list "1_0_7_5") '(1 0 7 5)))
(should (equal (version-to-list "1_0_git") '(1 0 -4)))
(should (equal (version-to-list "1_0pre2") '(1 0 -1 2)))
(should (equal (version-to-list "22_8 beta3") '(22 8 -2 3)))
(should (equal (version-to-list "22_8-beta3") '(22 8 -2 3)))
(should (equal (version-to-list "22_8.beta3") '(22 8 -2 3)))
(should (equal (version-to-list "22_8beta3") '(22 8 -2 3)))
(should (equal (version-to-list "6_9_30 Beta") '(6 9 30 -2)))
(should (equal (version-to-list "6_9_30-Beta") '(6 9 30 -2)))
(should (equal (version-to-list "6_9_30.Beta") '(6 9 30 -2)))
(should (equal (version-to-list "6_9_30Beta") '(6 9 30 -2)))
(should (equal
(error-message-string (should-error (version-to-list "1_0__7_5")))
"Invalid version syntax: `1_0__7_5'"))
(should (equal
(error-message-string (should-error (version-to-list "1_0prepre2")))
"Invalid version syntax: `1_0prepre2'"))
(should (equal
(error-message-string (should-error (version-to-list "22.8X3")))
"Invalid version syntax: `22.8X3'"))
(should (equal
(error-message-string (should-error (version-to-list "beta22_8alpha3")))
"Invalid version syntax: `beta22_8alpha3' (must start with a number)"))))
(provide 'subr-tests)
;;; subr-tests.el ends here
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