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;;; tildify-test.el --- ERT tests for tildify.el
;; Copyright (C) 2014 Free Software Foundation, Inc.
;; Author: Michal Nazarewicz <mina86@mina86.com>
;; Version: 4.5
;; Keywords: text, TeX, SGML, wp
;; 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:
;; This package defines regression tests for the tildify package.
;;; Code:
(require 'ert)
(require 'tildify)
(defun tildify-test--example-sentence (space)
"Return an example sentence with SPACE where hard space is required."
(concat "Lorem ipsum v" space "dolor sit amet, a" space
"consectetur adipiscing elit."))
(defun tildify-test--example-html (sentence &optional with-nbsp is-xml)
"Return an example HTML code.
SENTENCE is placed where spaces should not be replaced with hard spaces, and
WITH-NBSP is placed where spaces should be replaced with hard spaces. If the
latter is missing, SENTENCE will be used in all placeholder positions.
If IS-XML is non-nil, <pre> tag is not treated specially."
(let ((with-nbsp (or with-nbsp sentence)))
(concat "<p>" with-nbsp "</p>\n"
"<pre>" (if is-xml with-nbsp sentence) "</pre>\n"
"<! -- " sentence " -- >\n"
"<p>" with-nbsp "</p>\n"
"<" sentence ">\n")))
(defun tildify-test--test (modes input expected)
"Test tildify running in MODES.
INPUT is the initial content of the buffer and EXPECTED is expected result
after `tildify-buffer' is run."
(with-temp-buffer
(dolist (mode modes)
(erase-buffer)
(funcall mode)
(let ((header (concat "Testing `tildify-buffer' in "
(symbol-name mode) "\n")))
(insert header input)
(tildify-buffer t)
(should (string-equal (concat header expected) (buffer-string))))
(erase-buffer)
(let ((header (concat "Testing `tildify-region' in "
(symbol-name mode) "\n")))
(insert header input)
(tildify-region (point-min) (point-max) t)
(should (string-equal (concat header expected) (buffer-string)))))))
(ert-deftest tildify-test-html ()
"Tests tildification in an HTML document"
(let* ((sentence (tildify-test--example-sentence " "))
(with-nbsp (tildify-test--example-sentence " ")))
(tildify-test--test '(html-mode sgml-mode)
(tildify-test--example-html sentence sentence)
(tildify-test--example-html sentence with-nbsp))))
(ert-deftest tildify-test-xml ()
"Tests tildification in an XML document"
(let* ((sentence (tildify-test--example-sentence " "))
(with-nbsp (tildify-test--example-sentence " ")))
(tildify-test--test '(nxml-mode)
(tildify-test--example-html sentence sentence t)
(tildify-test--example-html sentence with-nbsp t))))
(defun tildify-test--example-tex (sentence &optional with-nbsp)
"Return an example (La)Tex code.
SENTENCE is placed where spaces should not be replaced with hard spaces, and
WITH-NBSP is placed where spaces should be replaced with hard spaces. If the
latter is missing, SENTENCE will be used in all placeholder positions."
(let ((with-nbsp (or with-nbsp sentence)))
(concat with-nbsp "\n"
"\\begin{verbatim}\n" sentence "\n\\end{verbatim}\n"
"\\verb#" sentence "#\n"
"$$" sentence "$$\n"
"$" sentence "$\n"
"\\[" sentence "\\]\n"
"\\v A % " sentence "\n"
with-nbsp "\n")))
(ert-deftest tildify-test-tex ()
"Tests tildification in a (La)TeX document"
(let* ((sentence (tildify-test--example-sentence " "))
(with-nbsp (tildify-test--example-sentence "~")))
(tildify-test--test '(tex-mode latex-mode plain-tex-mode)
(tildify-test--example-tex sentence sentence)
(tildify-test--example-tex sentence with-nbsp))))
(ert-deftest tildify-test-find-env-end-re-bug ()
"Tests generation of end-regex using mix of indexes and strings"
(with-temp-buffer
(insert "foo whatever end-foo")
(goto-char (point-min))
(should (string-equal "end-foo"
(tildify-find-env "foo\\|bar"
'(("foo\\|bar" . ("end-" 0))))))))
(ert-deftest tildify-test-find-env-group-index-bug ()
"Tests generation of match-string indexes"
(with-temp-buffer
(let ((pairs '(("start-\\(foo\\|bar\\)" . ("end-" 1))
("open-\\(foo\\|bar\\)" . ("close-" 1))))
(beg-re "start-\\(foo\\|bar\\)\\|open-\\(foo\\|bar\\)"))
(insert "open-foo whatever close-foo")
(goto-char (point-min))
(should (string-equal "close-foo" (tildify-find-env beg-re pairs))))))
(provide 'tildify-tests)
;;; tildify-tests.el ends here
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