Browse code

add testcase in layer/empty_test.go with Metadata()

Signed-off-by: chchliang <chen.chuanliang@zte.com.cn>

chchliang authored on 2017/09/14 15:15:23
Showing 1 changed files
... ...
@@ -28,6 +28,12 @@ func TestEmptyLayer(t *testing.T) {
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 		t.Fatal("expected zero diffsize for empty layer")
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 	}
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+	meta, err := EmptyLayer.Metadata()
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+
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+	if len(meta) != 0 || err != nil {
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+		t.Fatal("expected zero length metadata for empty layer")
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+	}
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+
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 	tarStream, err := EmptyLayer.TarStream()
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 	if err != nil {
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 		t.Fatalf("error streaming tar for empty layer: %v", err)