;;; animate-tests.el --- Tests for animate.el  -*- lexical-binding:t -*-

;; Copyright (C) 2020-2022 Free Software Foundation, Inc.

;; This file is part of GNU Emacs.

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;; 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.

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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
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;;; Commentary:

;;; Code:

(require 'ert)
(require 'animate)

(ert-deftest animate-test-birthday-present ()
  (unwind-protect
      (save-window-excursion
        (cl-letf (((symbol-function 'sit-for) (lambda (_) nil)))
          (animate-birthday-present "foo")
          (should (equal (buffer-string)
                         "





                                Happy Birthday,
                                      Foo


                              You are my sunshine,
                              My only sunshine.
                              I'm awful sad that
                              You've moved away.

                              Let's talk together
                              And love more deeply.
                              Please bring back
                                  my sunshine
                                  to stay!"))))
    (kill-buffer "*A-Present-for-Foo*")))

(provide 'animate-tests)
;;; animate-tests.el ends here