lnd.xprv/lnwire/init_test.go

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package lnwire
import (
"bytes"
"reflect"
"testing"
)
func TestInitEncodeDecode(t *testing.T) {
const somefeature = "somefeature"
gf := NewFeatureVector([]Feature{
{somefeature, OptionalFlag},
})
lf := NewFeatureVector([]Feature{
{somefeature, OptionalFlag},
})
init1 := &Init{
GlobalFeatures: gf,
LocalFeatures: lf,
}
// Next encode the init message into an empty bytes buffer.
var b bytes.Buffer
if err := init1.Encode(&b, 0); err != nil {
t.Fatalf("unable to encode init: %v", err)
}
// Deserialize the encoded init message into a new empty struct.
init2 := &Init{}
if err := init2.Decode(&b, 0); err != nil {
t.Fatalf("unable to decode init: %v", err)
}
// We not encode the feature map in feature vector, for that reason the
// init messages will differ. Set feature map with nil in
// order to use deep equal function.
init1.GlobalFeatures.featuresMap = nil
init1.LocalFeatures.featuresMap = nil
// Assert equality of the two instances.
if !reflect.DeepEqual(init1, init2) {
t.Fatalf("encode/decode init messages don't match %#v vs %#v",
init1, init2)
}
}