From 9a258e8741a0e1aa0fe9317d4274e89ecd52809c Mon Sep 17 00:00:00 2001
From: Evgenii <evgeniy@nspcc.ru>
Date: Mon, 24 Jun 2019 11:02:42 +0300
Subject: [PATCH] Add test for marshalling/unmarshalling

---
 gf127/gf127_test.go | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/gf127/gf127_test.go b/gf127/gf127_test.go
index bab2dac..e24533d 100644
--- a/gf127/gf127_test.go
+++ b/gf127/gf127_test.go
@@ -89,3 +89,22 @@ func TestInv(t *testing.T) {
 		require.Equal(t, &GF127{1, 0}, c)
 	}
 }
+
+func TestGF127_MarshalBinary(t *testing.T) {
+	a := New(0xFF, 0xEE)
+	data, err := a.MarshalBinary()
+	require.NoError(t, err)
+	require.Equal(t, data, []byte{0, 0, 0, 0, 0, 0, 0, 0xEE, 0, 0, 0, 0, 0, 0, 0, 0xFF})
+
+	a = Random()
+	data, err = a.MarshalBinary()
+	require.NoError(t, err)
+
+	b := new(GF127)
+	err = b.UnmarshalBinary(data)
+	require.NoError(t, err)
+	require.Equal(t, a, b)
+
+	err = b.UnmarshalBinary([]byte{0, 1, 2, 3})
+	require.Error(t, err)
+}