113 lines
4.1 KiB
EmacsLisp
113 lines
4.1 KiB
EmacsLisp
;; Copyright (C) 2013-2014 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-x)
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(defvar foo-mode-keywords
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`((,(concat "\\b"
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(regexp-opt '("foo" "bar") t)
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"\\b")
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. font-lock-keyword-face)))
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(define-derived-mode foo1-mode fundamental-mode ""
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(setq font-lock-defaults '(foo-mode-keywords t t)))
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(ert-deftest mmm-font-lock-without-font-lock-syntax-table ()
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(ert-with-test-buffer nil
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(let (mmm-mode-ext-classes-alist
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mmm-parse-when-idle)
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(insert "foo // foo_bar")
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(fundamental-mode)
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(mmm-mode-on)
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(mmm-ify-by-regexp 'foo1-mode "// " 0 "\\'" 0 nil)
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(font-lock-fontify-region (point-min) (point-max))
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(beginning-of-buffer)
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(should-not (get-text-property (point) 'face))
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(search-forward "fo" nil nil 2)
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(should (eq (get-text-property (point) 'face) font-lock-keyword-face))
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(search-forward "ba")
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(should (eq (get-text-property (point) 'face) font-lock-keyword-face)))))
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(define-derived-mode foo2-mode fundamental-mode ""
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(setq font-lock-defaults '(foo-mode-keywords t t ((?_ . "w")))))
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(ert-deftest mmm-font-lock-with-font-lock-syntax-table ()
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(ert-with-test-buffer nil
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(let (mmm-mode-ext-classes-alist
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mmm-parse-when-idle)
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(insert "foo // foo_bar")
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(fundamental-mode)
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(mmm-mode-on)
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(mmm-ify-by-regexp 'foo2-mode "// " 0 "\\'" 0 nil)
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(font-lock-fontify-region (point-min) (point-max))
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(should-not (next-single-property-change (point-min) 'face)))))
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(define-derived-mode foo3-mode fundamental-mode ""
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(setq font-lock-defaults '(foo-mode-keywords nil t ((?_ . "w")))))
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(ert-deftest mmm-syntax-propertize-function-preserves-current-syntax-table ()
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(ert-with-test-buffer nil
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(let (mmm-mode-ext-classes-alist
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mmm-parse-when-idle)
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(insert "foo_and_bar\n\nfoo")
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(foo3-mode)
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(mmm-mode-on)
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(syntax-ppss-flush-cache (point-min))
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;; It locally changes `syntax-table' to `font-lock-syntax-table'
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;; and calls `syntax-ppss' inside that before fontifying.
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(font-lock-fontify-region (point-min) (point-max))
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(let ((pt (next-single-property-change (point-min) 'face)))
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(should pt)
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(goto-char pt)
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(should (looking-at "foo\\'"))))))
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(ert-deftest mmm-fontify-region-list-ignores-outside-for-syntactic-ff-tion ()
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(ert-with-test-buffer nil
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(let (mmm-mode-ext-classes-alist
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mmm-parse-when-idle)
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(insert "unpaired '!\n")
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(insert "js>>\n")
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(insert "var woo = js;\n")
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(foo1-mode)
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(mmm-mode-on)
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(syntax-ppss-flush-cache (point-min))
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(mmm-ify-by-regexp 'js-mode "js>>\n" 0 "\\'" 0 nil)
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(font-lock-fontify-region (point-min) (point-max))
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(search-backward "var")
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(should (eq 'font-lock-keyword-face
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(get-text-property (point) 'face))))))
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(ert-deftest mmm-fontify-region-list-carries-string-after-subregion ()
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(ert-with-test-buffer nil
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(let (mmm-mode-ext-classes-alist
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mmm-parse-when-idle)
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(insert "<p class=\"foo <% 1 + 2 %> bar tee\"</p>")
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(html-mode)
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(mmm-mode-on)
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(syntax-ppss-flush-cache (point-min))
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(mmm-ify-by-regexp 'js-mode "<%" 0 "%>" 0 nil)
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(font-lock-fontify-region (point-min) (point-max))
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(search-backward "1")
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(should (null (get-text-property (point) 'face)))
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(search-forward "bar")
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(should (eq 'font-lock-string-face
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(get-text-property (point) 'face))))))
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