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package dhcpv4
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestGetRelayAgentInformation(t *testing.T) {
m, _ := New(WithGeneric(OptionRelayAgentInformation, []byte{
1, 5, 'l', 'i', 'n', 'u', 'x',
2, 4, 'b', 'o', 'o', 't',
}))
opt := m.RelayAgentInfo()
require.NotNil(t, opt)
require.Equal(t, len(opt.Options), 2)
circuit := opt.Get(GenericOptionCode(1))
remote := opt.Get(GenericOptionCode(2))
require.Equal(t, circuit, []byte("linux"))
require.Equal(t, remote, []byte("boot"))
// Empty.
m, _ = New()
require.Nil(t, m.RelayAgentInfo())
// Invalid contents.
m, _ = New(WithGeneric(OptionRelayAgentInformation, []byte{
1, 7, 'l', 'i', 'n', 'u', 'x',
}))
require.Nil(t, m.RelayAgentInfo())
}
func TestOptRelayAgentInfo(t *testing.T) {
opt := OptRelayAgentInfo(
OptGeneric(GenericOptionCode(1), []byte("linux")),
OptGeneric(GenericOptionCode(2), []byte("boot")),
)
wantBytes := []byte{
1, 5, 'l', 'i', 'n', 'u', 'x',
2, 4, 'b', 'o', 'o', 't',
}
wantString := "Relay Agent Information:\n unknown (1): [108 105 110 117 120]\n unknown (2): [98 111 111 116]\n"
require.Equal(t, wantBytes, opt.Value.ToBytes())
require.Equal(t, OptionRelayAgentInformation, opt.Code)
require.Equal(t, wantString, opt.String())
}
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