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package dhcpv4
import (
"net"
"testing"
"github.com/stretchr/testify/require"
)
func TestOptBroadcastAddress(t *testing.T) {
o := OptBroadcastAddress{BroadcastAddress: net.IP{192, 168, 0, 1}}
require.Equal(t, OptionBroadcastAddress, o.Code(), "Code")
require.Equal(t, []byte{192, 168, 0, 1}, o.ToBytes(), "ToBytes")
require.Equal(t, "Broadcast Address -> 192.168.0.1", o.String(), "String")
}
func TestParseOptBroadcastAddress(t *testing.T) {
o, err := ParseOptBroadcastAddress([]byte{})
require.Error(t, err, "empty byte stream")
o, err = ParseOptBroadcastAddress([]byte{192, 168, 0})
require.Error(t, err, "wrong IP length")
o, err = ParseOptBroadcastAddress([]byte{192, 168, 0, 1})
require.NoError(t, err)
require.Equal(t, net.IP{192, 168, 0, 1}, o.BroadcastAddress)
}
func TestOptRequestedIPAddress(t *testing.T) {
o := OptRequestedIPAddress{RequestedAddr: net.IP{192, 168, 0, 1}}
require.Equal(t, OptionRequestedIPAddress, o.Code(), "Code")
require.Equal(t, []byte{192, 168, 0, 1}, o.ToBytes(), "ToBytes")
require.Equal(t, "Requested IP Address -> 192.168.0.1", o.String(), "String")
}
func TestParseOptRequestedIPAddress(t *testing.T) {
o, err := ParseOptRequestedIPAddress([]byte{})
require.Error(t, err, "empty byte stream")
o, err = ParseOptRequestedIPAddress([]byte{192})
require.Error(t, err, "wrong IP length")
o, err = ParseOptRequestedIPAddress([]byte{192, 168, 0, 1})
require.NoError(t, err)
require.Equal(t, net.IP{192, 168, 0, 1}, o.RequestedAddr)
}
func TestOptServerIdentifierInterfaceMethods(t *testing.T) {
o := OptServerIdentifier{ServerID: net.IP{192, 168, 0, 1}}
require.Equal(t, OptionServerIdentifier, o.Code(), "Code")
require.Equal(t, []byte{192, 168, 0, 1}, o.ToBytes(), "ToBytes")
require.Equal(t, "Server Identifier -> 192.168.0.1", o.String(), "String")
}
func TestParseOptServerIdentifier(t *testing.T) {
o, err := ParseOptServerIdentifier([]byte{})
require.Error(t, err, "empty byte stream")
o, err = ParseOptServerIdentifier([]byte{192, 168, 0})
require.Error(t, err, "wrong IP length")
o, err = ParseOptServerIdentifier([]byte{192, 168, 0, 1})
require.NoError(t, err)
require.Equal(t, net.IP{192, 168, 0, 1}, o.ServerID)
}
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