transaction_builder.test.ts

// Copyright (c) Aptos
// SPDX-License-Identifier: Apache-2.0

/* eslint-disable max-len */
import nacl from "tweetnacl";
import { bytesToHex, hexToBytes } from "@noble/hashes/utils";
import { bcsSerializeUint64, bcsToBytes, Bytes } from "./bcs";
import { HexString } from "../hex_string";

import { TransactionBuilderEd25519, TransactionBuilder } from "./index";
import {
  AccountAddress,
  ChainId,
  Ed25519Signature,
  RawTransaction,
  Script,
  EntryFunction,
  StructTag,
  TransactionArgumentAddress,
  TransactionArgumentU8,
  TransactionArgumentU8Vector,
  TransactionPayloadScript,
  TransactionPayloadEntryFunction,
  TypeTagStruct,
} from "./aptos_types";

const ADDRESS_1 = "0x1222";
const ADDRESS_2 = "0xdd";
const ADDRESS_3 = "0x0a550c18";
const ADDRESS_4 = "0x01";
const PRIVATE_KEY = "9bf49a6a0755f953811fce125f2683d50429c3bb49e074147e0089a52eae155f";
const TXN_EXPIRE = "18446744073709551615";

function hexSignedTxn(signedTxn: Uint8Array): string {
  return bytesToHex(signedTxn);
}

function sign(rawTxn: RawTransaction): Bytes {
  const privateKeyBytes = new HexString(PRIVATE_KEY).toUint8Array();
  const signingKey = nacl.sign.keyPair.fromSeed(privateKeyBytes.slice(0, 32));
  const { publicKey } = signingKey;

  const txnBuilder = new TransactionBuilderEd25519(
    (signingMessage) => new Ed25519Signature(nacl.sign(signingMessage, signingKey.secretKey).slice(0, 64)),
    publicKey,
  );

  return txnBuilder.sign(rawTxn);
}

test("throws when preparing signing message with invalid payload", () => {
  expect(() => {
    // @ts-ignore
    TransactionBuilder.getSigningMessage("invalid");
  }).toThrow("Unknown transaction type.");
});

test("serialize entry function payload with no type args", () => {
  const entryFunctionPayload = new TransactionPayloadEntryFunction(
    EntryFunction.natural(
      `${ADDRESS_1}::aptos_coin`,
      "transfer",
      [],
      [bcsToBytes(AccountAddress.fromHex(ADDRESS_2)), bcsSerializeUint64(1)],
    ),
  );

  const rawTxn = new RawTransaction(
    AccountAddress.fromHex(new HexString(ADDRESS_3)),
    BigInt(0),
    entryFunctionPayload,
    BigInt(2000),
    BigInt(0),
    BigInt(TXN_EXPIRE),
    new ChainId(4),
  );

  const signedTxn = sign(rawTxn);

  expect(hexSignedTxn(signedTxn)).toBe(
    "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",
  );
});

test("serialize entry function payload with type args", () => {
  const token = new TypeTagStruct(StructTag.fromString(`${ADDRESS_4}::aptos_coin::AptosCoin`));

  const entryFunctionPayload = new TransactionPayloadEntryFunction(
    EntryFunction.natural(
      `${ADDRESS_1}::coin`,
      "transfer",
      [token],
      [bcsToBytes(AccountAddress.fromHex(ADDRESS_2)), bcsSerializeUint64(1)],
    ),
  );

  const rawTxn = new RawTransaction(
    AccountAddress.fromHex(ADDRESS_3),
    BigInt(0),
    entryFunctionPayload,
    BigInt(2000),
    BigInt(0),
    BigInt(TXN_EXPIRE),
    new ChainId(4),
  );

  const signedTxn = sign(rawTxn);

  expect(hexSignedTxn(signedTxn)).toBe(
    "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",
  );
});

test("serialize entry function payload with type args but no function args", () => {
  const token = new TypeTagStruct(StructTag.fromString(`${ADDRESS_4}::aptos_coin::AptosCoin`));

  const entryFunctionPayload = new TransactionPayloadEntryFunction(
    EntryFunction.natural(`${ADDRESS_1}::coin`, "fake_func", [token], []),
  );

  const rawTxn = new RawTransaction(
    AccountAddress.fromHex(ADDRESS_3),
    BigInt(0),
    entryFunctionPayload,
    BigInt(2000),
    BigInt(0),
    BigInt(TXN_EXPIRE),
    new ChainId(4),
  );

  const signedTxn = sign(rawTxn);

  expect(hexSignedTxn(signedTxn)).toBe(
    "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",
  );
});

test("serialize script payload with no type args and no function args", () => {
  const script = hexToBytes("a11ceb0b030000000105000100000000050601000000000000000600000000000000001a0102");

  const scriptPayload = new TransactionPayloadScript(new Script(script, [], []));

  const rawTxn = new RawTransaction(
    AccountAddress.fromHex(ADDRESS_3),
    BigInt(0),
    scriptPayload,
    BigInt(2000),
    BigInt(0),
    BigInt(TXN_EXPIRE),
    new ChainId(4),
  );

  const signedTxn = sign(rawTxn);

  expect(hexSignedTxn(signedTxn)).toBe(
    "000000000000000000000000000000000000000000000000000000000a550c1800000000000000000026a11ceb0b030000000105000100000000050601000000000000000600000000000000001a01020000d0070000000000000000000000000000ffffffffffffffff040020b9c6ee1630ef3e711144a648db06bbb2284f7274cfbee53ffcee503cc1a4920040266935990105df40f3a82a3f41ad9ceb4b79451495403dd976191382bb07f8c9b401702968a64b5176762e62036f75c6fc2b770a0988716e41d469fff2349a08",
  );
});

test("serialize script payload with type args but no function args", () => {
  const token = new TypeTagStruct(StructTag.fromString(`${ADDRESS_4}::aptos_coin::AptosCoin`));

  const script = hexToBytes("a11ceb0b030000000105000100000000050601000000000000000600000000000000001a0102");

  const scriptPayload = new TransactionPayloadScript(new Script(script, [token], []));

  const rawTxn = new RawTransaction(
    AccountAddress.fromHex(ADDRESS_3),
    BigInt(0),
    scriptPayload,
    BigInt(2000),
    BigInt(0),
    BigInt(TXN_EXPIRE),
    new ChainId(4),
  );

  const signedTxn = sign(rawTxn);

  expect(hexSignedTxn(signedTxn)).toBe(
    "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",
  );
});

test("serialize script payload with type arg and function arg", () => {
  const token = new TypeTagStruct(StructTag.fromString(`${ADDRESS_4}::aptos_coin::AptosCoin`));

  const argU8 = new TransactionArgumentU8(2);

  const script = hexToBytes("a11ceb0b030000000105000100000000050601000000000000000600000000000000001a0102");

  const scriptPayload = new TransactionPayloadScript(new Script(script, [token], [argU8]));
  const rawTxn = new RawTransaction(
    AccountAddress.fromHex(ADDRESS_3),
    BigInt(0),
    scriptPayload,
    BigInt(2000),
    BigInt(0),
    BigInt(TXN_EXPIRE),
    new ChainId(4),
  );

  const signedTxn = sign(rawTxn);

  expect(hexSignedTxn(signedTxn)).toBe(
    "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",
  );
});

test("serialize script payload with one type arg and two function args", () => {
  const token = new TypeTagStruct(StructTag.fromString(`${ADDRESS_4}::aptos_coin::AptosCoin`));

  const argU8Vec = new TransactionArgumentU8Vector(bcsSerializeUint64(1));
  const argAddress = new TransactionArgumentAddress(AccountAddress.fromHex("0x01"));

  const script = hexToBytes("a11ceb0b030000000105000100000000050601000000000000000600000000000000001a0102");

  const scriptPayload = new TransactionPayloadScript(new Script(script, [token], [argU8Vec, argAddress]));

  const rawTxn = new RawTransaction(
    AccountAddress.fromHex(ADDRESS_3),
    BigInt(0),
    scriptPayload,
    BigInt(2000),
    BigInt(0),
    BigInt(TXN_EXPIRE),
    new ChainId(4),
  );

  const signedTxn = sign(rawTxn);

  expect(hexSignedTxn(signedTxn)).toBe(
    "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",
  );
});