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59 lines
2.1 KiB
EmacsLisp
59 lines
2.1 KiB
EmacsLisp
;;; cl-print-tests.el --- Test suite for the cl-print facility. -*- lexical-binding:t -*-
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;; Copyright (C) 2017-2018 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(require 'ert)
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(cl-defstruct cl-print--test a b)
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(ert-deftest cl-print-tests-1 ()
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"Test cl-print code."
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(let ((x (make-cl-print--test :a 1 :b 2)))
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(let ((print-circle nil))
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(should (equal (cl-prin1-to-string `((x . ,x) (y . ,x)))
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"((x . #s(cl-print--test :a 1 :b 2)) (y . #s(cl-print--test :a 1 :b 2)))")))
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(let ((print-circle t))
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(should (equal (cl-prin1-to-string `((x . ,x) (y . ,x)))
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"((x . #1=#s(cl-print--test :a 1 :b 2)) (y . #1#))")))
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(should (string-match "\\`#f(compiled-function (x) \"[^\"]+\" [^\)]*)\\'"
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(cl-prin1-to-string (symbol-function #'caar))))))
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(ert-deftest cl-print-tests-2 ()
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(let ((x (record 'foo 1 2 3)))
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(should (equal
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x
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(car (read-from-string (with-output-to-string (prin1 x))))))
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(let ((print-circle t))
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(should (string-match
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"\\`(#1=#s(foo 1 2 3) #1#)\\'"
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(cl-prin1-to-string (list x x)))))))
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(ert-deftest cl-print-circle ()
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(let ((x '(#1=(a . #1#) #1#)))
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(let ((print-circle nil))
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(should (string-match "\\`((a . #[0-9]) (a . #[0-9]))\\'"
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(cl-prin1-to-string x))))
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(let ((print-circle t))
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(should (equal "(#1=(a . #1#) #1#)" (cl-prin1-to-string x))))))
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;;; cl-print-tests.el ends here.
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