Add tests for mail-extr.el

* test/lisp/mail/mail-extr-tests.el: New file.

1 files changed, 41 insertions, 0 deletions

diff --git a/test/lisp/mail/mail-extr-tests.el b/test/lisp/mail/mail-extr-tests.el
new file mode 100644
index 00000000000..a8f0c605cb0
--- /dev/null
+++ b/test/lisp/mail/mail-extr-tests.el
@@ -0,0 +1,41 @@
+;;; mail-extr-tests.el --- Tests for mail-extr.el  -*- lexical-binding: t -*-
+
+;; Copyright (C) 2022 Free Software Foundation, Inc.
+
+;; 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 <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;; Code:
+
+(require 'ert)
+(require 'mail-extr)
+
+(defconst mail-extract-test-cases
+  '(("foo@example.org" . (nil "foo@example.org"))
+    ("J. Random Hacker <foo@example.org>" . ("J. Random Hacker" "foo@example.org"))
+    ("\"J. Random Hacker\" <foo@example.org>" . ("J. Random Hacker" "foo@example.org"))
+    ("Ååå Äää <foo@example.org>" . ("Ååå Äää" "foo@example.org"))))
+
+(ert-deftest mail-extract-address-components ()
+  (dolist (test mail-extract-test-cases)
+    (should (equal (mail-extract-address-components (car test)) (cdr test)))))
+
+(ert-deftest what-domain ()
+  (should (equal (what-domain "cu") "CU: Cuba")))
+
+(provide 'mail-extr-tests)
+;;; mail-extr-tests.el ends here