;;; Code:
-(defmacro im-should (form)
- `(unless ,form
- (error "%s didn't succeed" ',form)))
+(defmacro im-should (width height &rest props)
+ `(unless (im-compare (im-image ,@props) ,width ,height)
+ (error "%s didn't succeed" ',props)))
(defun im-image (&rest props)
(let ((image-scaling-factor 1))
(unless (imagemagick-types)
(error "This only makes sense if ImageMagick is installed"))
;; Default sizes.
- (im-should (im-compare (im-image) 200 100))
+ (im-should 200 100)
;; Changing one dimension changes the other.
- (im-should (im-compare (im-image :width 100) 100 50))
- (im-should (im-compare (im-image :height 50) 100 50))
+ (im-should 100 50 :width 100)
+ (im-should 100 50 :height 50)
;; The same with :max-width etc.
- (im-should (im-compare (im-image :max-width 100) 100 50))
- (im-should (im-compare (im-image :max-height 50) 100 50))
+ (im-should 100 50 :max-width 100)
+ (im-should 100 50 :max-height 50)
;; :width wins over :max-width etc
- (im-should (im-compare (im-image :width 300 :max-width 100) 300 150))
- (im-should (im-compare (im-image :height 200 :max-height 100) 400 200))
+ (im-should 300 150 :width 300 :max-width 100)
+ (im-should 400 200 :height 200 :max-height 100)
;; Specifying both width and height is fine.
- (im-should (im-compare (im-image :width 300 :height 50) 300 50))
+ (im-should 300 50 :width 300 :height 50)
;; A too-large :max-width (etc) has no effect.
- (im-should (im-compare (im-image :max-width 300) 200 100))
- (im-should (im-compare (im-image :max-height 300) 200 100))
+ (im-should 200 100 :max-width 300)
+ (im-should 200 100 :max-height 300)
;; Both max-width/height.
- (im-should (im-compare (im-image :max-width 100 :max-height 75) 100 50))
- (im-should (im-compare (im-image :max-width 100 :max-height 25) 50 25)))
+ (im-should 100 50 :max-width 100 :max-height 75)
+ (im-should 50 25 :max-width 100 :max-height 25))
;;; image-size-tests.el ends here