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| author | Lars Ingebrigtsen <larsi@gnus.org> | 2020-12-25 05:58:09 +0100 |
|---|---|---|
| committer | Lars Ingebrigtsen <larsi@gnus.org> | 2020-12-25 05:58:09 +0100 |
| commit | af359de91772478587f768300ca61d64a693fedb (patch) | |
| tree | 3cc2316011c2ee92658f1b366e8601e2a83f2afb /test/lisp/emacs-lisp | |
| parent | 269cec13a2fc6ac18b675d0dadd07a3d4e074a72 (diff) | |
| download | emacs-af359de91772478587f768300ca61d64a693fedb.tar.gz emacs-af359de91772478587f768300ca61d64a693fedb.tar.bz2 emacs-af359de91772478587f768300ca61d64a693fedb.zip | |
Allow `string-limit' to work on encoded strings
* doc/lispref/strings.texi (Creating Strings): Document it.
* lisp/emacs-lisp/subr-x.el (string-limit): Allow limiting on
encoded strings.
Diffstat (limited to 'test/lisp/emacs-lisp')
| -rw-r--r-- | test/lisp/emacs-lisp/subr-x-tests.el | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/lisp/emacs-lisp/subr-x-tests.el b/test/lisp/emacs-lisp/subr-x-tests.el index 2ae492ecf15..b17185ab0d3 100644 --- a/test/lisp/emacs-lisp/subr-x-tests.el +++ b/test/lisp/emacs-lisp/subr-x-tests.el @@ -600,6 +600,26 @@ (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")))) |