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diff --git a/test/lisp/help-fns-tests.el b/test/lisp/help-fns-tests.el
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+;;; help-fns.el --- tests for help-fns.el
+
+;; Copyright (C) 2014-2015 Free Software Foundation, Inc.
+
+;; Maintainer: emacs-devel@gnu.org
+
+;; 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 <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;; Code:
+
+(require 'ert)
+
+(autoload 'help-fns-test--macro "help-fns" nil nil t)
+
+(ert-deftest help-fns-test-bug17410 ()
+  "Test for http://debbugs.gnu.org/17410 ."
+  (describe-function 'help-fns-test--macro)
+  (with-current-buffer "*Help*"
+    (goto-char (point-min))
+    (should (search-forward "autoloaded Lisp macro" (line-end-position)))))
+
+(defun abc\\\[universal-argument\]b\`c\'d\\e\"f (x)
+  "A function with a funny name.
+
+\(fn XYZZY)"
+  x)
+
+(defun defgh\\\[universal-argument\]b\`c\'d\\e\"f (x)
+  "Another function with a funny name."
+  x)
+
+(ert-deftest help-fns-test-funny-names ()
+  "Test for help with functions with funny names."
+  (describe-function 'abc\\\[universal-argument\]b\`c\'d\\e\"f)
+  (with-current-buffer "*Help*"
+    (goto-char (point-min))
+    (should (search-forward
+             "(abc\\\\\\[universal-argument\\]b\\`c\\'d\\\\e\\\"f XYZZY)")))
+  (describe-function 'defgh\\\[universal-argument\]b\`c\'d\\e\"f)
+  (with-current-buffer "*Help*"
+    (goto-char (point-min))
+    (should (search-forward
+             "(defgh\\\\\\[universal-argument\\]b\\`c\\'d\\\\e\\\"f X)"))))
+
+(ert-deftest help-fns-test-describe-symbol ()
+  "Test the `describe-symbol' function."
+  ;; 'describe-symbol' would originally signal an error for
+  ;; 'font-lock-comment-face'.
+  (describe-symbol 'font-lock-comment-face)
+  (with-current-buffer "*Help*"
+    (should (> (point-max) 1))
+    (goto-char (point-min))
+    (should (looking-at "^font-lock-comment-face is "))))
+
+;;; help-fns.el ends here