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package bsdp
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestParseOptGeneric(t *testing.T) {
// Empty bytestream produces error
_, err := ParseOptGeneric([]byte{})
require.Error(t, err, "error from empty bytestream")
// Good parse
o, err := ParseOptGeneric([]byte{1, 1, 1})
require.NoError(t, err)
require.Equal(t, OptionMessageType, o.Code())
require.Equal(t, MessageTypeList, MessageType(o.Data[0]))
// Bad parse
o, err = ParseOptGeneric([]byte{1, 2, 1})
require.Error(t, err, "invalid length")
}
func TestOptGenericCode(t *testing.T) {
o := OptGeneric{
OptionCode: OptionMessageType,
Data: []byte{byte(MessageTypeList)},
}
require.Equal(t, OptionMessageType, o.Code())
}
func TestOptGenericData(t *testing.T) {
o := OptGeneric{
OptionCode: OptionServerIdentifier,
Data: []byte{192, 168, 0, 1},
}
require.Equal(t, []byte{192, 168, 0, 1}, o.Data)
}
func TestOptGenericToBytes(t *testing.T) {
o := OptGeneric{
OptionCode: OptionServerIdentifier,
Data: []byte{192, 168, 0, 1},
}
serialized := o.ToBytes()
expected := []byte{3, 4, 192, 168, 0, 1}
require.Equal(t, expected, serialized)
}
func TestOptGenericString(t *testing.T) {
o := OptGeneric{
OptionCode: OptionServerIdentifier,
Data: []byte{192, 168, 0, 1},
}
require.Equal(t, "BSDP Server Identifier -> [192 168 0 1]", o.String())
}
func TestOptGenericStringUnknown(t *testing.T) {
o := OptGeneric{
OptionCode: 102, // Returend option code.
Data: []byte{5},
}
require.Equal(t, "Unknown -> [5]", o.String())
}
func TestOptGenericLength(t *testing.T) {
filename := "some_machine_name"
o := OptGeneric{
OptionCode: OptionMachineName,
Data: []byte(filename),
}
require.Equal(t, len(filename), o.Length())
}
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