test/lisp/emacs-lisp/cl-print-tests.el

   1 ;;; cl-print-tests.el --- Test suite for the cl-print facility.  -*- lexical-binding:t -*-
   2
   3 ;; Copyright (C) 2017 Free Software Foundation, Inc.
   4
   5 ;; This file is part of GNU Emacs.
   6
   7 ;; GNU Emacs is free software: you can redistribute it and/or modify
   8 ;; it under the terms of the GNU General Public License as published by
   9 ;; the Free Software Foundation, either version 3 of the License, or
  10 ;; (at your option) any later version.
  11
  12 ;; GNU Emacs is distributed in the hope that it will be useful,
  13 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 ;; GNU General Public License for more details.
  16
  17 ;; You should have received a copy of the GNU General Public License
  18 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 ;;; Commentary:
  21
  22 ;;; Code:
  23
  24 (require 'ert)
  25
  26 (cl-defstruct cl-print--test a b)
  27
  28 (ert-deftest cl-print-tests-1 ()
  29   "Test cl-print code."
  30   (let ((x (make-cl-print--test :a 1 :b 2)))
  31     (let ((print-circle nil))
  32       (should (equal (cl-prin1-to-string `((x . ,x) (y . ,x)))
  33                      "((x . #s(cl-print--test :a 1 :b 2)) (y . #s(cl-print--test :a 1 :b 2)))")))
  34     (let ((print-circle t))
  35       (should (equal (cl-prin1-to-string `((x . ,x) (y . ,x)))
  36                      "((x . #1=#s(cl-print--test :a 1 :b 2)) (y . #1#))")))
  37     (should (string-match "\\`#f(compiled-function (x) .*\n\n.*)\\'"
  38                           (cl-prin1-to-string (symbol-function #'caar))))))
  39
  40 ;;; cl-print-tests.el ends here.