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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| package llo | ||
|
|
||
| import ( | ||
| "encoding/hex" | ||
| "encoding/json" | ||
| "fmt" | ||
| "math/big" | ||
|
|
||
| commontypes "github.com/smartcontractkit/chainlink-common/pkg/types" | ||
| "github.com/smartcontractkit/libocr/offchainreporting2/types" | ||
| ) | ||
|
|
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| var _ ReportCodec = JSONReportCodec{} | ||
|
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| // JSONReportCodec is a chain-agnostic reference implementation | ||
|
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| type JSONReportCodec struct{} | ||
|
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| func (cdc JSONReportCodec) Encode(r Report) ([]byte, error) { | ||
| return json.Marshal(r) | ||
| } | ||
|
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| func (cdc JSONReportCodec) Decode(b []byte) (r Report, err error) { | ||
| type decode struct { | ||
| ConfigDigest string | ||
| ChainSelector uint64 | ||
| SeqNr uint64 | ||
| ChannelID commontypes.ChannelID | ||
| ValidAfterSeconds uint32 | ||
| ValidUntilSeconds uint32 | ||
| Values []*big.Int | ||
| Specimen bool | ||
| } | ||
| d := decode{} | ||
| err = json.Unmarshal(b, &d) | ||
| cdBytes, err := hex.DecodeString(d.ConfigDigest) | ||
| if err != nil { | ||
| return r, fmt.Errorf("invalid ConfigDigest; %w", err) | ||
| } | ||
| cd, err := types.BytesToConfigDigest(cdBytes) | ||
| if err != nil { | ||
| return r, fmt.Errorf("invalid ConfigDigest; %w", err) | ||
| } | ||
|
|
||
| return Report{ | ||
| ConfigDigest: cd, | ||
| ChainSelector: d.ChainSelector, | ||
| SeqNr: d.SeqNr, | ||
| ChannelID: d.ChannelID, | ||
| ValidAfterSeconds: d.ValidAfterSeconds, | ||
| ValidUntilSeconds: d.ValidUntilSeconds, | ||
| Values: d.Values, | ||
| Specimen: d.Specimen, | ||
| }, err | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| package llo | ||
|
|
||
| import ( | ||
| "math/big" | ||
| "testing" | ||
|
|
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| commontypes "github.com/smartcontractkit/chainlink-common/pkg/types" | ||
| "github.com/smartcontractkit/libocr/offchainreporting2/types" | ||
|
|
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| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
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| func Test_JSONCodec(t *testing.T) { | ||
| t.Run("Encode=>Decode", func(t *testing.T) { | ||
| r := Report{ | ||
| ConfigDigest: types.ConfigDigest([32]byte{1, 2, 3}), | ||
| ChainSelector: 42, | ||
| SeqNr: 43, | ||
| ChannelID: commontypes.ChannelID([32]byte{'f', 'o', 'o'}), | ||
| ValidAfterSeconds: 44, | ||
| ValidUntilSeconds: 45, | ||
| Values: []*big.Int{big.NewInt(1), big.NewInt(2)}, | ||
| Specimen: true, | ||
| } | ||
|
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| cdc := JSONReportCodec{} | ||
|
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| encoded, err := cdc.Encode(r) | ||
| require.NoError(t, err) | ||
|
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| assert.Equal(t, `{"ConfigDigest":"0102030000000000000000000000000000000000000000000000000000000000","ChainSelector":42,"SeqNr":43,"ChannelID":"666f6f0000000000000000000000000000000000000000000000000000000000","ValidAfterSeconds":44,"ValidUntilSeconds":45,"Values":[1,2],"Specimen":true}`, string(encoded)) | ||
|
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| decoded, err := cdc.Decode(encoded) | ||
| require.NoError(t, err) | ||
|
|
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| assert.Equal(t, r, decoded) | ||
| }) | ||
| } |
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