48 lines
1.6 KiB
TypeScript
48 lines
1.6 KiB
TypeScript
import { Connection, Keypair, sendAndConfirmTransaction, Transaction, PublicKey, TransactionInstruction, BlockheightBasedTransactionConfirmationStrategy } from "@solana/web3.js";
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import * as fs from "fs";
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import * as os from "os";
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import * as crypto from "crypto";
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jest.setTimeout(60000);
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const MEMO_PROGRAM_ID = new PublicKey("MemoSq4gqABAXKb96qnH8TysNcWxMyWCqXgDLGmfcHr");
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const connection = new Connection('http://0.0.0.0:8899', 'confirmed');
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const keypair_file = fs.readFileSync(`${os.homedir}/.config/solana/id.json`, 'utf-8');
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const payer = Keypair.fromSecretKey(Uint8Array.from(JSON.parse(keypair_file)));
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function createTransaction(): Transaction {
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const transaction = new Transaction();
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transaction.add(
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new TransactionInstruction({
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programId: MEMO_PROGRAM_ID,
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keys: [],
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data: Buffer.from(crypto.randomBytes(20).toString('hex'))
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})
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);
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return transaction;
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}
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test('send and confirm transaction BlockheightBasedTransactionConfirmationStrategy', async () => {
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const tx = createTransaction();
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const { blockhash, lastValidBlockHeight } = await connection.getLatestBlockhash();
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const signature = await connection.sendTransaction(tx, [payer]);
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await connection.confirmTransaction({
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blockhash,
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lastValidBlockHeight,
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signature,
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abortSignal: undefined
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});
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console.log(`https://explorer.solana.com/tx/${signature}`)
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});
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test('send and confirm transaction', async () => {
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const tx = createTransaction();
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await sendAndConfirmTransaction(connection, tx, [payer]);
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});
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