Commit 71ab16dd authored by Chong Yidong's avatar Chong Yidong

Add redisplay test for image and overlay string interaction.

parent 8f3b8a5f
2010-06-25 Chong Yidong <cyd@stupidchicken.com>
* redisplay-testsuite.el (test-redisplay-3): New test.
2010-06-11 Chong Yidong <cyd@stupidchicken.com>
* comint-testsuite.el: New file.
......
......@@ -110,13 +110,72 @@
(propertize "XXX\n" 'face 'highlight)
"\n Test: ")
(test-insert-overlay "XXX\n" 'mouse-face 'highlight)
(insert "\n"))
(insert "\n\n"))
(defun test-redisplay-3 ()
(insert "Test 3: Overlay with before/after strings and images:\n\n")
(let ((img-data "#define x_width 8
#define x_height 8
static unsigned char x_bits[] = {0xff, 0x81, 0xbd, 0xa5, 0xa5, 0xbd, 0x81, 0xff };"))
;; Control
(insert " Expected: AB"
(propertize "X" 'display `(image :data ,img-data :type xbm))
"CD\n")
;; Overlay with before, after, and image display string.
(insert " Result 1: ")
(let ((opoint (point)))
(insert "AXD\n")
(let ((ov (make-overlay (1+ opoint) (+ 2 opoint))))
(overlay-put ov 'before-string "B")
(overlay-put ov 'after-string "C")
(overlay-put ov 'display
`(image :data ,img-data :type xbm))))
;; Overlay with before and after string, and image text prop.
(insert " Result 2: ")
(let ((opoint (point)))
(insert "AXD\n")
(let ((ov (make-overlay (1+ opoint) (+ 2 opoint))))
(overlay-put ov 'before-string "B")
(overlay-put ov 'after-string "C")
(put-text-property (1+ opoint) (+ 2 opoint) 'display
`(image :data ,img-data :type xbm))))
;; Overlays with adjacent before and after strings, and image text
;; prop.
(insert " Result 3: ")
(let ((opoint (point)))
(insert "AXD\n")
(let ((ov1 (make-overlay opoint (1+ opoint)))
(ov2 (make-overlay (+ 2 opoint) (+ 3 opoint))))
(overlay-put ov1 'after-string "B")
(overlay-put ov2 'before-string "C")
(put-text-property (1+ opoint) (+ 2 opoint) 'display
`(image :data ,img-data :type xbm))))
;; Three overlays.
(insert " Result 4: ")
(let ((opoint (point)))
(insert "AXD\n\n")
(let ((ov1 (make-overlay opoint (1+ opoint)))
(ov2 (make-overlay (+ 2 opoint) (+ 3 opoint)))
(ov3 (make-overlay (1+ opoint) (+ 2 opoint))))
(overlay-put ov1 'after-string "B")
(overlay-put ov2 'before-string "C")
(overlay-put ov3 'display `(image :data ,img-data :type xbm))))))
(defun test-redisplay ()
(interactive)
(pop-to-buffer (generate-new-buffer "*Redisplay Test*"))
(test-redisplay-1)
(test-redisplay-2)
(goto-char (point-min)))
(let ((buf (get-buffer "*Redisplay Test*")))
(if buf
(kill-buffer buf))
(pop-to-buffer (get-buffer-create "*Redisplay Test*"))
(erase-buffer)
(test-redisplay-1)
(test-redisplay-2)
(test-redisplay-3)
(goto-char (point-min))))
;; arch-tag: fcee53c8-024f-403d-9154-61ae3ce0bfb8
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