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1 | ;;; redisplay-testsuite.el --- Test suite for newsticker. |
2 | ||
3 | ;; Copyright (C) 2009 Free Software Foundation, Inc. | |
4 | ||
5 | ;; Author: Chong Yidong <cyd@stupidchicken.com> | |
6 | ;; Keywords: internal | |
7 | ;; Human-Keywords: internal | |
8 | ||
9 | ;; This file is part of GNU Emacs. | |
10 | ||
11 | ;; GNU Emacs is free software: you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
13 | ;; the Free Software Foundation, either version 3 of the License, or | |
14 | ;; (at your option) any later version. | |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
22 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. | |
23 | ||
24 | ;;; Commentary: | |
25 | ||
26 | ;; Type M-x test-redisplay RET to generate the test buffer. | |
27 | ||
28 | ;;; Code: | |
29 | ||
30 | (defun test-insert-overlay (text &rest props) | |
31 | (let ((opoint (point)) | |
32 | overlay) | |
33 | (insert text) | |
34 | (setq overlay (make-overlay opoint (point))) | |
35 | (while props | |
36 | (overlay-put overlay (car props) (cadr props)) | |
37 | (setq props (cddr props))))) | |
38 | ||
39 | (defun test-redisplay-1 () | |
40 | (insert "Test 1: Displaying adjacent and overlapping overlays:\n\n") | |
41 | (insert " Expected: gnu emacs\n") | |
42 | (insert " Results: ") | |
43 | (test-insert-overlay "n" 'before-string "g" 'after-string "u ") | |
44 | (test-insert-overlay "ma" 'before-string "e" 'after-string "cs") | |
45 | (insert "\n\n") | |
46 | (insert " Expected: gnu emacs\n") | |
47 | (insert " Results: ") | |
48 | (test-insert-overlay "u" 'before-string "gn") | |
49 | (test-insert-overlay "ma" 'before-string " e" 'after-string "cs") | |
50 | (insert "\n\n") | |
51 | (insert " Expected: gnu emacs\n") | |
52 | (insert " Results: ") | |
53 | (test-insert-overlay "XXX" 'display "u " | |
54 | 'before-string "gn" 'after-string "em") | |
55 | (test-insert-overlay "a" 'after-string "cs") | |
56 | (insert "\n\n") | |
57 | (insert " Expected: gnu emacs\n") | |
58 | (insert " Results: ") | |
59 | (test-insert-overlay "u " 'before-string "gn" 'after-string "em") | |
60 | (test-insert-overlay "XXX" 'display "a" 'after-string "cs") | |
61 | (insert "\n\n")) | |
62 | ||
63 | (defun test-redisplay-2 () | |
64 | (insert "Test 2: Mouse highlighting. Move your mouse over the letters XXX:\n\n") | |
65 | (insert " Expected: " | |
66 | (propertize "xxxXXXxxx" 'face 'highlight) | |
67 | "...---...\n Test: ") | |
68 | (test-insert-overlay "XXX" 'before-string "xxx" 'after-string "xxx" | |
69 | 'mouse-face 'highlight ) | |
70 | (test-insert-overlay "---" 'before-string "..." 'after-string "...") | |
71 | (insert "\n\n Expected: " | |
72 | (propertize "xxxXXX" 'face 'highlight) | |
73 | "...---...\n Test: ") | |
74 | (test-insert-overlay "XXX" 'before-string "xxx" 'mouse-face 'highlight) | |
75 | (test-insert-overlay "---" 'before-string "..." 'after-string "...") | |
76 | (insert "\n\n Expected: " | |
77 | (propertize "XXX" 'face 'highlight) | |
78 | "...---...\n Test: ") | |
79 | (test-insert-overlay "..." 'display "XXX" 'mouse-face 'highlight) | |
80 | (test-insert-overlay "---" 'before-string "..." 'after-string "...") | |
81 | (insert "\n\n Expected: " | |
82 | (propertize "XXXxxx" 'face 'highlight) | |
83 | "...\n Test: ") | |
84 | (test-insert-overlay "..." 'display "XXX" 'after-string "xxx" | |
85 | 'mouse-face 'highlight) | |
86 | (test-insert-overlay "error" 'display "...") | |
87 | (insert "\n\n Expected: " | |
88 | "---..." | |
89 | (propertize "xxxXXX" 'face 'highlight) | |
90 | "\n Test: ") | |
91 | (test-insert-overlay "xxx" 'display "---" 'after-string "...") | |
92 | (test-insert-overlay "error" 'before-string "xxx" 'display "XXX" | |
93 | 'mouse-face 'highlight) | |
94 | (insert "\n\n Expected: " | |
95 | "...---..." | |
96 | (propertize "xxxXXXxxx" 'face 'highlight) | |
97 | "\n Test: ") | |
98 | (test-insert-overlay "---" 'before-string "..." 'after-string "...") | |
99 | (test-insert-overlay "XXX" 'before-string "xxx" 'after-string "xxx" | |
100 | 'mouse-face 'highlight) | |
101 | (insert "\n\n Expected: " | |
102 | "..." | |
103 | (propertize "XXX" 'face 'highlight) | |
104 | "...\n Test: ") | |
105 | (test-insert-overlay "---" | |
106 | 'display (propertize "XXX" 'mouse-face 'highlight) | |
107 | 'before-string "..." | |
108 | 'after-string "...") | |
109 | (insert "\n\n Expected: " | |
110 | (propertize "XXX\n" 'face 'highlight) | |
111 | "\n Test: ") | |
112 | (test-insert-overlay "XXX\n" 'mouse-face 'highlight) | |
113 | (insert "\n")) | |
114 | ||
115 | (defun test-redisplay () | |
116 | (interactive) | |
117 | (pop-to-buffer (generate-new-buffer "*Redisplay Test*")) | |
118 | (test-redisplay-1) | |
119 | (test-redisplay-2) | |
120 | (goto-char (point-min))) | |
c5c194aa MB |
121 | |
122 | ;; arch-tag: fcee53c8-024f-403d-9154-61ae3ce0bfb8 |