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restorable: Add TestDispose

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This commit is contained in:
Hajime Hoshi 2018-03-25 00:50:11 +09:00
parent 0acf021e03
commit 8149ace52c
1 changed files with 36 additions and 0 deletions
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36
internal/restorable/images_test.go
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@ -443,4 +443,40 @@ func TestDrawImageAndReplacePixels(t *testing.T) {
}
}
func TestDispose(t *testing.T) {
base0 := image.NewRGBA(image.Rect(0, 0, 1, 1))
img0 := newImageFromImage(base0)
defer img0.Dispose()
base1 := image.NewRGBA(image.Rect(0, 0, 1, 1))
img1 := newImageFromImage(base1)
base2 := image.NewRGBA(image.Rect(0, 0, 1, 1))
base2.Pix[0] = 0xff
base2.Pix[1] = 0xff
base2.Pix[2] = 0xff
base2.Pix[3] = 0xff
img2 := newImageFromImage(base2)
defer img2.Dispose()
img1.DrawImage(img2, 0, 0, 1, 1, nil, nil, opengl.CompositeModeCopy, graphics.FilterNearest)
img0.DrawImage(img1, 0, 0, 1, 1, nil, nil, opengl.CompositeModeCopy, graphics.FilterNearest)
img1.Dispose()
if err := ResolveStaleImages(); err != nil {
t.Fatal(err)
}
if err := Restore(); err != nil {
t.Fatal(err)
}
got, err := img0.At(0, 0)
if err != nil {
t.Fatal(err)
}
want := color.RGBA{0xff, 0xff, 0xff, 0xff}
if !sameColors(got, want, 1) {
t.Errorf("got: %v, want: %v", got, want)
}
}
// TODO: How about volatile/screen images?