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@ -813,11 +813,17 @@ func TestIteratingImagesToPutOnSourceBackend(t *testing.T) {
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func TestGC(t *testing.T) {
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img := atlas.NewImage(16, 16, atlas.ImageTypeRegular)
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img.WritePixels(make([]byte, 4*16*16), image.Rect(0, 0, 16, 16))
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c0 := atlas.DeferredFuncCountForTesting()
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// Ensure other objects are GCed, as GC appends deferred functions for collected objects.
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runtime.GC()
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// Get the difference of the number of deferred functions before and after img is GCed.
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c := atlas.DeferredFuncCountForTesting()
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runtime.KeepAlive(img)
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runtime.GC()
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c1 := atlas.DeferredFuncCountForTesting()
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if got, want := c1, c0+1; got != want {
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diff := atlas.DeferredFuncCountForTesting() - c
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if got, want := diff, 1; got != want {
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t.Errorf("got: %d, want: %d", got, want)
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}
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}
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