if actual, actual2 := h.Sum(nil), h2.Sum(nil); !bytes.Equal(actual, actual2) {
					t.Errorf("New%s(%q) = 0x%x != marshaled 0x%x", tt.name, test.in, actual, actual2)
				}
			}
		})
	}
}

func TestMarshalMismatch(t *testing.T) {
	h := []func() hash.Hash{
		New,
		New384,
		New512_224,
		New512_256,
	}

	for i, fn1 := range h {
		for j, fn2 := range h {
			if i == j {
				continue
			}