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+;;; subr-tests.el --- Tests for subr.el
+
+;; Copyright (C) 2015 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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