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Merge pull request #120 from stellar/compute-ledger-entry-diff
Add ledger entry diff to simulateTransaction response
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94 changes: 94 additions & 0 deletions
94
cmd/soroban-rpc/internal/methods/simulate_transaction_test.go
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,94 @@ | ||
package methods | ||
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import ( | ||
"encoding/base64" | ||
"encoding/json" | ||
"testing" | ||
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"github.com/stellar/go/xdr" | ||
"github.com/stretchr/testify/assert" | ||
"github.com/stretchr/testify/require" | ||
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"github.com/stellar/soroban-rpc/cmd/soroban-rpc/internal/preflight" | ||
) | ||
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func TestLedgerEntryChange(t *testing.T) { | ||
entry := xdr.LedgerEntry{ | ||
LastModifiedLedgerSeq: 100, | ||
Data: xdr.LedgerEntryData{ | ||
Type: xdr.LedgerEntryTypeAccount, | ||
Account: &xdr.AccountEntry{ | ||
AccountId: xdr.MustAddress("GBXGQJWVLWOYHFLVTKWV5FGHA3LNYY2JQKM7OAJAUEQFU6LPCSEFVXON"), | ||
Balance: 100, | ||
SeqNum: 1, | ||
}, | ||
}, | ||
} | ||
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entryXDR, err := entry.MarshalBinary() | ||
require.NoError(t, err) | ||
entryB64 := base64.StdEncoding.EncodeToString(entryXDR) | ||
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key, err := entry.LedgerKey() | ||
require.NoError(t, err) | ||
keyXDR, err := key.MarshalBinary() | ||
require.NoError(t, err) | ||
keyB64 := base64.StdEncoding.EncodeToString(keyXDR) | ||
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for _, test := range []struct { | ||
name string | ||
input preflight.XDRDiff | ||
expectedOutput LedgerEntryChange | ||
}{ | ||
{ | ||
name: "creation", | ||
input: preflight.XDRDiff{ | ||
Before: nil, | ||
After: entryXDR, | ||
}, | ||
expectedOutput: LedgerEntryChange{ | ||
Type: LedgerEntryChangeTypeCreated, | ||
Key: keyB64, | ||
Before: nil, | ||
After: &entryB64, | ||
}, | ||
}, | ||
{ | ||
name: "deletion", | ||
input: preflight.XDRDiff{ | ||
Before: entryXDR, | ||
After: nil, | ||
}, | ||
expectedOutput: LedgerEntryChange{ | ||
Type: LedgerEntryChangeTypeDeleted, | ||
Key: keyB64, | ||
Before: &entryB64, | ||
After: nil, | ||
}, | ||
}, | ||
{ | ||
name: "update", | ||
input: preflight.XDRDiff{ | ||
Before: entryXDR, | ||
After: entryXDR, | ||
}, | ||
expectedOutput: LedgerEntryChange{ | ||
Type: LedgerEntryChangeTypeUpdated, | ||
Key: keyB64, | ||
Before: &entryB64, | ||
After: &entryB64, | ||
}, | ||
}, | ||
} { | ||
var change LedgerEntryChange | ||
require.NoError(t, change.FromXDRDiff(test.input), test.name) | ||
assert.Equal(t, test.expectedOutput, change) | ||
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// test json roundtrip | ||
changeJSON, err := json.Marshal(change) | ||
require.NoError(t, err, test.name) | ||
var change2 LedgerEntryChange | ||
require.NoError(t, json.Unmarshal(changeJSON, &change2)) | ||
assert.Equal(t, change, change2, test.name) | ||
} | ||
} |
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