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;;; info-xref.el --- tests for info-xref.el
;; Copyright (C) 2013-2018 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 'info-xref)
(defun info-xref-test-internal (body result)
"Body of a basic info-xref ert test.
BODY is a string from an info buffer.
RESULT is a list (NBAD NGOOD NUNAVAIL)."
(get-buffer-create info-xref-output-buffer)
(setq info-xref-xfile-alist nil)
(require 'info)
(let ((Info-directory-list '("."))
Info-additional-directory-list)
(info-xref-with-output
(with-temp-buffer
(insert body)
(info-xref-check-buffer))))
(should (equal result (list info-xref-bad info-xref-good info-xref-unavail)))
;; If there was an error, we can leave this around.
(kill-buffer info-xref-output-buffer))
(ert-deftest info-xref-test-node-crossref ()
"Test parsing of @xref{node,crossref,,manual} with Texinfo 4/5."
(info-xref-test-internal "
*Note crossref: (manual-foo)node. Texinfo 4/5 format with crossref.
" '(0 0 1)))
(ert-deftest info-xref-test-node-4 ()
"Test parsing of @xref{node,,,manual} with Texinfo 4."
(info-xref-test-internal "
*Note node: (manual-foo)node. Texinfo 4 format with no crossref.
" '(0 0 1)))
(ert-deftest info-xref-test-node-5 ()
"Test parsing of @xref{node,,,manual} with Texinfo 5."
(info-xref-test-internal "
*Note (manual-foo)node::. Texinfo 5 format with no crossref.
" '(0 0 1)))
;; TODO Easier to have static data files in the repo?
(defun info-xref-test-write-file (file body)
"Write BODY to texi FILE."
(with-temp-buffer
(insert "\
\\input texinfo
@setfilename "
(format "%s.info\n" (file-name-sans-extension file))
"\
@settitle test
@ifnottex
@node Top
@top test
@end ifnottex
@menu
* Chapter One::
@end menu
@node Chapter One
@chapter Chapter One
text.
"
body
"\
@bye
"
)
(write-region nil nil file nil 'silent))
(should (equal 0 (call-process "makeinfo" file))))
(ert-deftest info-xref-test-makeinfo ()
"Test that info-xref can parse basic makeinfo output."
(skip-unless (executable-find "makeinfo"))
(let ((tempfile (make-temp-file "info-xref-test" nil ".texi"))
(tempfile2 (make-temp-file "info-xref-test2" nil ".texi"))
(errflag t))
(unwind-protect
(progn
;; tempfile contains xrefs to various things, including tempfile2.
(info-xref-test-write-file
tempfile
(concat "\
@xref{nodename,,,missing,Missing Manual}.
@xref{nodename,crossref,title,missing,Missing Manual}.
@xref{Chapter One}.
@xref{Chapter One,Something}.
"
(format "@xref{Chapter One,,,%s,Present Manual}.\n"
(file-name-sans-extension (file-name-nondirectory
tempfile2)))))
;; Something for tempfile to xref to.
(info-xref-test-write-file tempfile2 "")
(require 'info)
(save-window-excursion
(let ((Info-directory-list
(list
(or (file-name-directory tempfile) ".")))
Info-additional-directory-list)
(info-xref-check (format "%s.info" (file-name-sans-extension
tempfile))))
(should (equal (list info-xref-bad info-xref-good
info-xref-unavail)
'(0 1 2)))
(setq errflag nil)
;; If there was an error, we can leave this around.
(kill-buffer info-xref-output-buffer)))
;; Useful diagnostic in case of problems.
(if errflag
(with-temp-buffer
(call-process "makeinfo" nil t nil "--version")
(message "%s" (buffer-string))))
(mapc 'delete-file (list tempfile tempfile2
(format "%s.info" (file-name-sans-extension
tempfile))
(format "%s.info" (file-name-sans-extension
tempfile2)))))))
;;; info-xref.el ends here
|
