gimp/plug-ins/script-fu/test/tests/PDB/image/image-set-selected.scm

119 lines
3.9 KiB
Scheme

; test Image set/get-selected-foo methods of PDB
; These methods are not selecting an area in the image.
; They are selecting some of the image's objects
; in a chooser widget of the app.
; !!! Note that user selecting drawables (e.g. layers)
; deselects any previously selected drawables (e.g. channels)
; While user can select a path concurrently with a drawable.
; Test getter right after setter.
; Test that the ID is the same as passed to setter.
; !!! Also test what should be deselected in some cases.
; setup
;(define testImage (car (gimp-image-new 21 22 RGB)))
; Load test image that already has drawable
(define testImage (testing:load-test-image "gimp-logo.png"))
(define testLayers (cadr (gimp-image-get-layers testImage )))
; assert testLayers is-a vector of length one
(define testLayer (vector-ref testLayers 0))
; create test channel
; The test image has no channels (RGB are not considered channels.)
(define testChannel (car (gimp-channel-new
testImage ; image
"Test Channel" ; name
23 24 ; width, height
50.0 ; opacity
"red" ))) ; compositing color
; a new channel is not in the image until added
(gimp-image-insert-channel testImage testChannel)
; get a vector that only has the new channel
(define testChannels (cadr (gimp-image-get-channels testImage )))
; create test path
(define testPath (car (gimp-path-new
testImage
"Test Path")))
(gimp-image-insert-path testImage testPath 0 0)
; list of paths
(define testPaths (cadr (gimp-image-get-paths testImage )))
; basic tests that void methods succeed
; when passed a non-empty list of objects
; layer
(assert `(gimp-image-set-selected-layers
,testImage
1 ,testLayers ))
; effective: one layer is selected
(assert `(= (car (gimp-image-get-selected-layers ,testImage))
1))
; effective: selected layer is the one we just selected
(assert `(= (vector-ref (cadr (gimp-image-get-selected-layers ,testImage)) 0)
,testLayer))
; channel
(assert `(gimp-image-set-selected-channels
,testImage
1 ,testChannels ))
; effective: one channel is selected
(assert `(= (car (gimp-image-get-selected-channels ,testImage))
1))
; effective: selected channel is the one we just selected
(assert `(= (vector-ref (cadr (gimp-image-get-selected-channels ,testImage)) 0)
,testChannel))
; !!! Selecting a channel deselects previously selected layer
(assert `(= (car (gimp-image-get-selected-layers ,testImage))
0))
; paths
; Failed before #10188 fixed
; select a set of paths (but the set has one member)
(assert `(gimp-image-set-selected-paths
,testImage
1 ,testPaths ))
; After selecting a set of paths of one member, the first selected path is that member
(assert `(= (vector-ref (cadr (gimp-image-get-selected-paths ,testImage)) 0)
,testPath))
; Selecting a path does not unselect a drawable i.e. previously selected channel
(assert `(= (vector-ref (cadr (gimp-image-get-selected-channels ,testImage)) 0)
,testChannel))
; TODO test multi-select, a set of two member path
; The generic getter get-selected-drawables
; Returns a homogenous vector of previously selected channels.
(assert `(= (vector-ref (cadr (gimp-image-get-selected-drawables ,testImage)) 0)
,testChannel))
; TODO test floating layer???
; The docs mention failing, test what the docs say.
; iError to pass empty vector to setter
(assert-error `(gimp-image-set-selected-layers
,testImage
0 #() )
"Invalid value for argument 2")
(assert-error `(gimp-image-set-selected-channels
,testImage
0 #() )
"Invalid value for argument 2")
(assert-error `(gimp-image-set-selected-paths
,testImage
0 #() )
"Invalid value for argument 2")