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fix: script ref CBOR marshaling #1150

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Merged
merged 1 commit into from
Aug 21, 2025
Merged

fix: script ref CBOR marshaling #1150

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16 changes: 16 additions & 0 deletions ledger/common/script.go
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Original file line number Diff line number Diff line change
Expand Up @@ -82,6 +82,22 @@ func (s *ScriptRef) UnmarshalCBOR(data []byte) error {
return nil
}

func (s *ScriptRef) MarshalCBOR() ([]byte, error) {
tmpData := []any{
s.Type,
s.Script,
}
tmpDataCbor, err := cbor.Encode(tmpData)
if err != nil {
return nil, err
}
tmpTag := cbor.Tag{
Number: 24,
Content: tmpDataCbor,
}
return cbor.Encode(tmpTag)
}

type PlutusV1Script []byte

func (PlutusV1Script) isScript() {}
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12 changes: 10 additions & 2 deletions ledger/common/script_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -23,9 +23,10 @@ import (
"github.com/blinklabs-io/gouroboros/ledger/common"
)

func TestScriptRefDecode(t *testing.T) {
func TestScriptRefDecodeEncode(t *testing.T) {
// 24_0(<<[3, h'480123456789abcdef']>>)
testCbor, _ := hex.DecodeString("d8184c820349480123456789abcdef")
testCborHex := "d8184c820349480123456789abcdef"
testCbor, _ := hex.DecodeString(testCborHex)
scriptCbor, _ := hex.DecodeString("480123456789abcdef")
expectedScript := common.PlutusV3Script(scriptCbor)
var testScriptRef common.ScriptRef
Expand All @@ -39,6 +40,13 @@ func TestScriptRefDecode(t *testing.T) {
&expectedScript,
)
}
scriptRefCbor, err := cbor.Encode(testScriptRef)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if hex.EncodeToString(scriptRefCbor) != testCborHex {
t.Fatalf("did not get expected CBOR\n got: %x\n wanted: %s", scriptRefCbor, testCborHex)
}
}

func TestNativeScriptHash(t *testing.T) {
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