1 files changed, 34 insertions, 0 deletions
diff --git a/packet/bgp/bgp_test.go b/packet/bgp/bgp_test.go
index e0f1a5ca..e6d38873 100644
--- a/packet/bgp/bgp_test.go
+++ b/packet/bgp/bgp_test.go
@@ -739,3 +739,37 @@ func Test_MpReachNLRIWithVPNv6Prefix(t *testing.T) {
 	// Test serialised value
 	assert.Equal(bufin, bufout)
 }
+
+func Test_MpReachNLRIWithIPv4PrefixWithIPv6Nexthop(t *testing.T) {
+	assert := assert.New(t)
+	bufin := []byte{
+		0x80, 0x0e, 0x19, // flags(1), type(1), length(1)
+		0x00, 0x01, 0x01, 0x10, // afi(1), safi(1), nexthoplen(1)
+		0x20, 0x01, 0x0d, 0xb8, // nexthop(32)
+		0x00, 0x01, 0x00, 0x00, // = "2001:db8:1::1"
+		0x00, 0x00, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x01,
+		0x00,                   // reserved(1)
+		0x18, 0xc0, 0xa8, 0x0a, // nlri(7)
+	}
+	// Test DecodeFromBytes()
+	p := &PathAttributeMpReachNLRI{}
+	err := p.DecodeFromBytes(bufin)
+	assert.Nil(err)
+	// Test decoded values
+	assert.Equal(BGPAttrFlag(0x80), p.Flags)
+	assert.Equal(BGPAttrType(0xe), p.Type)
+	assert.Equal(uint16(0x19), p.Length)
+	assert.Equal(uint16(AFI_IP), p.AFI)
+	assert.Equal(uint8(SAFI_UNICAST), p.SAFI)
+	assert.Equal(net.ParseIP("2001:db8:1::1"), p.Nexthop)
+	value := []AddrPrefixInterface{
+		NewIPAddrPrefix(24, "192.168.10.0"),
+	}
+	assert.Equal(value, p.Value)
+	// Test Serialize()
+	bufout, err := p.Serialize()
+	assert.Nil(err)
+	// Test serialised value
+	assert.Equal(bufin, bufout)
+}