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package bsdp
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestOptVersionInterfaceMethods(t *testing.T) {
o := OptVersion{Version1_1}
require.Equal(t, OptionVersion, o.Code(), "Code")
require.Equal(t, 2, o.Length(), "Length")
require.Equal(t, []byte{2, 2, 1, 1}, o.ToBytes(), "ToBytes")
}
func TestParseOptVersion(t *testing.T) {
data := []byte{2, 2, 1, 1}
o, err := ParseOptVersion(data)
require.NoError(t, err)
require.Equal(t, &OptVersion{Version1_1}, o)
// Short byte stream
data = []byte{2, 2}
_, err = ParseOptVersion(data)
require.Error(t, err, "should get error from short byte stream")
// Wrong code
data = []byte{54, 2, 1, 0}
_, err = ParseOptVersion(data)
require.Error(t, err, "should get error from wrong code")
// Bad length
data = []byte{2, 4, 1, 0}
_, err = ParseOptVersion(data)
require.Error(t, err, "should get error from bad length")
}
func TestOptVersionString(t *testing.T) {
// known
o := OptVersion{Version1_1}
require.Equal(t, "BSDP Version -> 1.1", o.String())
}
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