mirror of
https://github.com/kaspanet/kaspad.git
synced 2025-06-13 01:26:43 +00:00
118 lines
3.5 KiB
Go
118 lines
3.5 KiB
Go
package integration
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import (
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"encoding/hex"
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"strings"
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"testing"
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"time"
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"github.com/kaspanet/go-secp256k1"
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"github.com/kaspanet/kaspad/app/appmessage"
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"github.com/kaspanet/kaspad/domain/txscript"
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"github.com/kaspanet/kaspad/util"
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)
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func TestTxRelay(t *testing.T) {
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payer, mediator, payee, teardown := standardSetup(t)
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defer teardown()
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// Connect nodes in chain: payer <--> mediator <--> payee
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// So that payee doesn't directly get transactions from payer
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connect(t, payer, mediator)
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connect(t, mediator, payee)
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payeeBlockAddedChan := make(chan *appmessage.BlockHeader)
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setOnBlockAddedHandler(t, payee, func(header *appmessage.BlockHeader) {
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payeeBlockAddedChan <- header
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})
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// skip the first block because it's paying to genesis script
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mineNextBlock(t, payer)
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waitForPayeeToReceiveBlock(t, payeeBlockAddedChan)
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// use the second block to get money to pay with
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secondBlock := mineNextBlock(t, payer)
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waitForPayeeToReceiveBlock(t, payeeBlockAddedChan)
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// Mine BlockCoinbaseMaturity more blocks for our money to mature
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for i := uint64(0); i < payer.config.ActiveNetParams.BlockCoinbaseMaturity; i++ {
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mineNextBlock(t, payer)
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waitForPayeeToReceiveBlock(t, payeeBlockAddedChan)
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}
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tx := generateTx(t, secondBlock.CoinbaseTransaction().MsgTx(), payer, payee)
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txID, err := payer.rpcClient.SendRawTransaction(tx, true)
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if err != nil {
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t.Fatalf("Error submitting transaction: %+v", err)
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}
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txAddedToMempoolChan := make(chan struct{})
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spawn("TestTxRelay-WaitForTransactionPropagation", func() {
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ticker := time.NewTicker(10 * time.Millisecond)
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defer ticker.Stop()
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for range ticker.C {
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_, err := payee.rpcClient.GetMempoolEntry(txID.String())
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if err != nil {
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if strings.Contains(err.Error(), "-32603: transaction is not in the pool") {
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continue
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}
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t.Fatalf("Error getting mempool entry: %+v", err)
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}
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close(txAddedToMempoolChan)
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return
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}
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})
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select {
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case <-txAddedToMempoolChan:
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case <-time.After(defaultTimeout):
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t.Fatalf("Timeout waiting for transaction to be accepted into mempool")
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}
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}
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func waitForPayeeToReceiveBlock(t *testing.T, payeeBlockAddedChan chan *appmessage.BlockHeader) {
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select {
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case <-payeeBlockAddedChan:
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case <-time.After(defaultTimeout):
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t.Fatalf("Timeout waiting for block added")
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}
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}
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func generateTx(t *testing.T, firstBlockCoinbase *appmessage.MsgTx, payer, payee *appHarness) *appmessage.MsgTx {
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txIns := make([]*appmessage.TxIn, 1)
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txIns[0] = appmessage.NewTxIn(appmessage.NewOutpoint(firstBlockCoinbase.TxID(), 0), []byte{})
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payeeAddress, err := util.DecodeAddress(payee.miningAddress, util.Bech32PrefixKaspaSim)
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if err != nil {
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t.Fatalf("Error decoding payeeAddress: %+v", err)
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}
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toScript, err := txscript.PayToAddrScript(payeeAddress)
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if err != nil {
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t.Fatalf("Error generating script: %+v", err)
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}
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txOuts := []*appmessage.TxOut{appmessage.NewTxOut(firstBlockCoinbase.TxOut[0].Value-1, toScript)}
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fromScript := firstBlockCoinbase.TxOut[0].ScriptPubKey
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tx := appmessage.NewNativeMsgTx(appmessage.TxVersion, txIns, txOuts)
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privateKeyBytes, err := hex.DecodeString(payer.miningAddressPrivateKey)
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if err != nil {
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t.Fatalf("Error decoding private key: %+v", err)
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}
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privateKey, err := secp256k1.DeserializePrivateKeyFromSlice(privateKeyBytes)
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if err != nil {
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t.Fatalf("Error deserializing private key: %+v", err)
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}
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signatureScript, err := txscript.SignatureScript(tx, 0, fromScript, txscript.SigHashAll, privateKey, true)
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if err != nil {
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t.Fatalf("Error signing transaction: %+v", err)
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}
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tx.TxIn[0].SignatureScript = signatureScript
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return tx
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}
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