From ae2d031a765ef8f60bc309c5534ce75fcca056fa Mon Sep 17 00:00:00 2001 From: chchliang Date: Thu, 14 Sep 2017 14:15:23 +0800 Subject: [PATCH] add testcase in layer/empty_test.go with Metadata() Signed-off-by: chchliang Upstream-commit: c72112b171ac046d11e8279b799315e962332450 Component: engine --- components/engine/layer/empty_test.go | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/components/engine/layer/empty_test.go b/components/engine/layer/empty_test.go index 5555dbd8aa..abafc23acc 100644 --- a/components/engine/layer/empty_test.go +++ b/components/engine/layer/empty_test.go @@ -28,6 +28,12 @@ func TestEmptyLayer(t *testing.T) { t.Fatal("expected zero diffsize for empty layer") } + meta, err := EmptyLayer.Metadata() + + if len(meta) != 0 || err != nil { + t.Fatal("expected zero length metadata for empty layer") + } + tarStream, err := EmptyLayer.TarStream() if err != nil { t.Fatalf("error streaming tar for empty layer: %v", err)