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-rw-r--r--test/lisp/emacs-lisp/subr-x-tests.el65
1 files changed, 60 insertions, 5 deletions
diff --git a/test/lisp/emacs-lisp/subr-x-tests.el b/test/lisp/emacs-lisp/subr-x-tests.el
index 220ce0c08f0..112f3c1dac1 100644
--- a/test/lisp/emacs-lisp/subr-x-tests.el
+++ b/test/lisp/emacs-lisp/subr-x-tests.el
@@ -1,22 +1,24 @@
-;;; subr-x-tests.el --- Testing the extended lisp routines
+;;; subr-x-tests.el --- Testing the extended lisp routines -*- lexical-binding:t -*-
-;; Copyright (C) 2014-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2014-2021 Free Software Foundation, Inc.
;; Author: Fabián E. Gallina <fgallina@gnu.org>
;; Keywords:
-;; This program is free software; you can redistribute it and/or modify
+;; 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.
-;; This program is distributed in the hope that it will be useful,
+;; 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 this program. If not, see <https://www.gnu.org/licenses/>.
+;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
@@ -580,5 +582,58 @@
(should (equal (string-remove-suffix "a" "aa") "a"))
(should (equal (string-remove-suffix "a" "ba") "b")))
+(ert-deftest subr-clean-whitespace ()
+ (should (equal (string-clean-whitespace " foo ") "foo"))
+ (should (equal (string-clean-whitespace " foo \r\n\t  Bar") "foo Bar")))
+
+(ert-deftest subr-string-fill ()
+ (should (equal (string-fill "foo" 10) "foo"))
+ (should (equal (string-fill "foobar" 5) "foobar"))
+ (should (equal (string-fill "foo bar zot" 5) "foo\nbar\nzot"))
+ (should (equal (string-fill "foo bar zot" 7) "foo bar\nzot")))
+
+(ert-deftest subr-string-limit ()
+ (should (equal (string-limit "foo" 10) "foo"))
+ (should (equal (string-limit "foo" 2) "fo"))
+ (should (equal (string-limit "foo" 2 t) "oo"))
+ (should (equal (string-limit "abc" 10 t) "abc"))
+ (should (equal (string-limit "foo" 0) ""))
+ (should-error (string-limit "foo" -1)))
+
+(ert-deftest subr-string-limit-coding ()
+ (should (not (multibyte-string-p (string-limit "foó" 10 nil 'utf-8))))
+ (should (equal (string-limit "foó" 10 nil 'utf-8) "fo\303\263"))
+ (should (equal (string-limit "foó" 3 nil 'utf-8) "fo"))
+ (should (equal (string-limit "foó" 4 nil 'utf-8) "fo\303\263"))
+ (should (equal (string-limit "foóa" 4 nil 'utf-8) "fo\303\263"))
+ (should (equal (string-limit "foóá" 4 nil 'utf-8) "fo\303\263"))
+ (should (equal (string-limit "foóa" 4 nil 'iso-8859-1) "fo\363a"))
+ (should (equal (string-limit "foóá" 4 nil 'iso-8859-1) "fo\363\341"))
+ (should (equal (string-limit "foóá" 4 nil 'utf-16) "\376\377\000f"))
+
+ (should (equal (string-limit "foó" 10 t 'utf-8) "fo\303\263"))
+ (should (equal (string-limit "foó" 3 t 'utf-8) "o\303\263"))
+ (should (equal (string-limit "foó" 4 t 'utf-8) "fo\303\263"))
+ (should (equal (string-limit "foóa" 4 t 'utf-8) "o\303\263a"))
+ (should (equal (string-limit "foóá" 4 t 'utf-8) "\303\263\303\241"))
+ (should (equal (string-limit "foóa" 4 t 'iso-8859-1) "fo\363a"))
+ (should (equal (string-limit "foóá" 4 t 'iso-8859-1) "fo\363\341"))
+ (should (equal (string-limit "foóá" 4 t 'utf-16) "\376\377\000\341")))
+
+(ert-deftest subr-string-lines ()
+ (should (equal (string-lines "foo") '("foo")))
+ (should (equal (string-lines "foo \nbar") '("foo " "bar"))))
+
+(ert-deftest subr-string-pad ()
+ (should (equal (string-pad "foo" 5) "foo "))
+ (should (equal (string-pad "foo" 5 ?-) "foo--"))
+ (should (equal (string-pad "foo" 5 ?- t) "--foo"))
+ (should (equal (string-pad "foo" 2 ?-) "foo")))
+
+(ert-deftest subr-string-chop-newline ()
+ (should (equal (string-chop-newline "foo\n") "foo"))
+ (should (equal (string-chop-newline "foo\nbar\n") "foo\nbar"))
+ (should (equal (string-chop-newline "foo\nbar") "foo\nbar")))
+
(provide 'subr-x-tests)
;;; subr-x-tests.el ends here