update

elpa/mmm-mode-0.5.7/tests/highlighting.el

@@ -0,0 +1,112 @@
+;; Copyright (C) 2013-2014  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-x)
+
+(defvar foo-mode-keywords
+  `((,(concat "\\b"
+              (regexp-opt '("foo" "bar") t)
+              "\\b")
+     . font-lock-keyword-face)))
+
+(define-derived-mode foo1-mode fundamental-mode ""
+  (setq font-lock-defaults '(foo-mode-keywords t t)))
+
+(ert-deftest mmm-font-lock-without-font-lock-syntax-table ()
+  (ert-with-test-buffer nil
+    (let (mmm-mode-ext-classes-alist
+          mmm-parse-when-idle)
+      (insert "foo // foo_bar")
+      (fundamental-mode)
+      (mmm-mode-on)
+      (mmm-ify-by-regexp 'foo1-mode "// " 0 "\\'" 0 nil)
+      (font-lock-fontify-region (point-min) (point-max))
+      (beginning-of-buffer)
+      (should-not (get-text-property (point) 'face))
+      (search-forward "fo" nil nil 2)
+      (should (eq (get-text-property (point) 'face) font-lock-keyword-face))
+      (search-forward "ba")
+      (should (eq (get-text-property (point) 'face) font-lock-keyword-face)))))
+
+(define-derived-mode foo2-mode fundamental-mode ""
+  (setq font-lock-defaults '(foo-mode-keywords t t ((?_ . "w")))))
+
+(ert-deftest mmm-font-lock-with-font-lock-syntax-table ()
+  (ert-with-test-buffer nil
+    (let (mmm-mode-ext-classes-alist
+          mmm-parse-when-idle)
+      (insert "foo // foo_bar")
+      (fundamental-mode)
+      (mmm-mode-on)
+      (mmm-ify-by-regexp 'foo2-mode "// " 0 "\\'" 0 nil)
+      (font-lock-fontify-region (point-min) (point-max))
+      (should-not (next-single-property-change (point-min) 'face)))))
+
+(define-derived-mode foo3-mode fundamental-mode ""
+  (setq font-lock-defaults '(foo-mode-keywords nil t ((?_ . "w")))))
+
+(ert-deftest mmm-syntax-propertize-function-preserves-current-syntax-table ()
+  (ert-with-test-buffer nil
+    (let (mmm-mode-ext-classes-alist
+          mmm-parse-when-idle)
+      (insert "foo_and_bar\n\nfoo")
+      (foo3-mode)
+      (mmm-mode-on)
+      (syntax-ppss-flush-cache (point-min))
+      ;; It locally changes `syntax-table' to `font-lock-syntax-table'
+      ;; and calls `syntax-ppss' inside that before fontifying.
+      (font-lock-fontify-region (point-min) (point-max))
+      (let ((pt (next-single-property-change (point-min) 'face)))
+        (should pt)
+        (goto-char pt)
+        (should (looking-at "foo\\'"))))))
+
+(ert-deftest mmm-fontify-region-list-ignores-outside-for-syntactic-ff-tion ()
+  (ert-with-test-buffer nil
+    (let (mmm-mode-ext-classes-alist
+          mmm-parse-when-idle)
+      (insert "unpaired '!\n")
+      (insert "js>>\n")
+      (insert "var woo = js;\n")
+      (foo1-mode)
+      (mmm-mode-on)
+      (syntax-ppss-flush-cache (point-min))
+      (mmm-ify-by-regexp 'js-mode "js>>\n" 0 "\\'" 0 nil)
+      (font-lock-fontify-region (point-min) (point-max))
+      (search-backward "var")
+      (should (eq 'font-lock-keyword-face
+                  (get-text-property (point) 'face))))))
+
+(ert-deftest mmm-fontify-region-list-carries-string-after-subregion ()
+  (ert-with-test-buffer nil
+    (let (mmm-mode-ext-classes-alist
+          mmm-parse-when-idle)
+      (insert "<p class=\"foo <% 1 + 2 %> bar tee\"</p>")
+      (html-mode)
+      (mmm-mode-on)
+      (syntax-ppss-flush-cache (point-min))
+      (mmm-ify-by-regexp 'js-mode "<%" 0 "%>" 0 nil)
+      (font-lock-fontify-region (point-min) (point-max))
+      (search-backward "1")
+      (should (null (get-text-property (point) 'face)))
+      (search-forward "bar")
+      (should (eq 'font-lock-string-face
+                  (get-text-property (point) 'face))))))