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;;; xml-tests.el --- Test suite for libxml parsing. -*- lexical-binding: t -*-
;; Copyright (C) 2014-2021 Free Software Foundation, Inc.
;; Author: Ulf Jasper <ulf.jasper@web.de>
;; Keywords: internal
;; Human-Keywords: internal
;; 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)
(declare-function libxml-parse-xml-region "xml.c")
(defvar libxml-tests--data-comments-preserved
`(;; simple case
("<?xml version=\"1.0\"?><foo baz=\"true\">bar</foo>"
. (foo ((baz . "true")) "bar"))
;; toplevel comments -- first document child must not get lost
(,(concat "<?xml version=\"1.0\"?><foo>bar</foo><!--comment-1-->"
"<!--comment-2-->")
. (top nil (foo nil "bar") (comment nil "comment-1")
(comment nil "comment-2")))
(,(concat "<?xml version=\"1.0\"?><!--comment-a--><foo a=\"b\">"
"<bar>blub</bar></foo><!--comment-b--><!--comment-c-->")
. (top nil (comment nil "comment-a") (foo ((a . "b")) (bar nil "blub"))
(comment nil "comment-b") (comment nil "comment-c"))))
"Alist of XML strings and their expected parse trees for preserved comments.")
(ert-deftest libxml-tests ()
"Test libxml."
(skip-unless (fboundp 'libxml-parse-xml-region))
(with-temp-buffer
(dolist (test libxml-tests--data-comments-preserved)
(erase-buffer)
(insert (car test))
(should (equal (cdr test)
(libxml-parse-xml-region (point-min) (point-max)))))))
;;; xml-tests.el ends here
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