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• [DIR] ..
• [FILE] addressInitialization.ts
• [FILE] index.ts
• [FILE] send.ts
• [FILE] walletInitialization.ts

Просмотр файла: send.ts

import { TransactionType, BaseTransaction } from '@bitgo/sdk-core';
import EthereumAbi from 'ethereumjs-abi';
import should from 'should';
import * as ethUtil from 'ethereumjs-util';
import { decodeTransferData, KeyPair, TransactionBuilder } from '../../../src';

export function runSendTests(coinName: string, txBuilder, getBuilder, testData) {
  describe(`${coinName} transaction builder send`, () => {
    describe('should sign and build', () => {
      let key;
      let contractAddress;
      const networkTokenIdentifier = testData.NETWORK_TOKEN_IDENTIFIER;
      const coin = testData.COIN;
      const getOperationHash = function (tx: BaseTransaction): string {
        const { data } = tx.toJson();
        const { tokenContractAddress, expireTime, sequenceId, amount, to } = decodeTransferData(data);
        const operationParams = [
          ['string', 'address', 'uint', 'address', 'uint', 'uint'],
          [
            `${testData.CHAIN_ID}-ERC20`,
            new ethUtil.BN(ethUtil.stripHexPrefix(to), 16),
            amount,
            new ethUtil.BN(ethUtil.stripHexPrefix(tokenContractAddress || ''), 16),
            expireTime,
            sequenceId,
          ],
        ];
        return EthereumAbi.soliditySHA3(...operationParams);
      };

      beforeEach(() => {
        contractAddress = '0x8f977e912ef500548a0c3be6ddde9899f1199b81';
        txBuilder = getBuilder(coin) as TransactionBuilder;
        key = testData.KEYPAIR_PRV.getKeys().prv as string;
        txBuilder.fee({
          fee: '1000000000',
          gasLimit: '12100000',
        });
        txBuilder.counter(2);
        txBuilder.type(TransactionType.Send);
        txBuilder.contract(contractAddress);
      });

      it('a send funds transaction', async () => {
        const recipient = '0x19645032c7f1533395d44a629462e751084d3e4c';
        const amount = '1000000000';
        const expireTime = 1590066728;
        const sequenceId = 5;
        txBuilder
          .transfer()
          .amount(amount)
          .to(recipient)
          .expirationTime(expireTime)
          .contractSequenceId(sequenceId)
          .key(key);
        txBuilder.sign({ key: testData.PRIVATE_KEY_1 });
        const tx = await txBuilder.build();
        should.equal(tx.toJson().chainId, testData.TXDATA.chainId);
        should.equal(tx.toBroadcastFormat(), testData.SEND_TX_BROADCAST_LEGACY);
        should.equal(tx.signature.length, 2);
        should.equal(tx.inputs.length, 1);
        should.equal(tx.inputs[0].address, contractAddress);
        should.equal(tx.inputs[0].value, amount);

        should.equal(tx.outputs.length, 1);
        should.equal(tx.outputs[0].address, recipient);
        should.equal(tx.outputs[0].value, amount);

        const data = tx.toJson().data;
        const {
          to,
          amount: parsedAmount,
          expireTime: parsedExpireTime,
          sequenceId: parsedSequenceId,
        } = decodeTransferData(data);
        should.equal(to, recipient);
        should.equal(parsedAmount, amount);
        should.equal(parsedExpireTime, expireTime);
        should.equal(parsedSequenceId, sequenceId);
      });

      it('a send funds with amount 0 transaction', async () => {
        txBuilder
          .transfer()
          .amount('0')
          .to('0x19645032c7f1533395d44a629462e751084d3e4c')
          .expirationTime(1590066728)
          .contractSequenceId(5)
          .key(key);
        txBuilder.sign({ key: testData.PRIVATE_KEY_1 });
        const tx = await txBuilder.build();
        should.equal(tx.toBroadcastFormat(), testData.SEND_TX_AMOUNT_ZERO_BROADCAST);
      });

      it('a send token transaction', async () => {
        const recipient = '0x72c2c8e08bf91d755cd7d26b49a2ee3dc99de1b9';
        const contractAddress = '0xdf7decb1baa8f529f0c8982cbb4be50357195299';
        const amount = '100';
        const key = testData.KEYPAIR_PRV.getKeys().prv as string;
        txBuilder.contract(contractAddress);
        txBuilder
          .transfer()
          .coin(networkTokenIdentifier)
          .amount(amount)
          .to(recipient)
          .expirationTime(1590066728)
          .contractSequenceId(5)
          .key(key);
        txBuilder.sign({
          key: testData.PRIVATE_KEY_1,
        });
        const tx = await txBuilder.build();
        const operationHash = getOperationHash(tx);
        should.equal(tx.toBroadcastFormat(), testData.SEND_TOKEN_TX_BROADCAST);
        should.equal(tx.signature.length, 2);
        should.equal(tx.inputs.length, 1);
        should.equal(tx.inputs[0].address, contractAddress);
        should.equal(tx.inputs[0].value, amount);
        should.equal(tx.inputs[0].coin, networkTokenIdentifier);

        should.equal(tx.outputs.length, 1);
        should.equal(tx.outputs[0].address, recipient);
        should.equal(tx.outputs[0].value, amount);
        should.equal(tx.outputs[0].coin, networkTokenIdentifier);

        const { signature } = decodeTransferData(tx.toJson().data);

        const { v, r, s } = ethUtil.fromRpcSig(signature);
        const senderPubKey = ethUtil.ecrecover(Buffer.from(operationHash, 'hex'), v, r, s);
        const senderAddress = ethUtil.pubToAddress(senderPubKey);
        const senderKey = new KeyPair({ prv: testData.PRIVATE_KEY_1 });
        ethUtil.bufferToHex(senderAddress).should.equal(senderKey.getAddress());
      });

      it('a send token transactions from serialized', async () => {
        txBuilder.from(testData.SEND_TOKEN_TX_BROADCAST);
        const tx = await txBuilder.build();
        const operationHash = getOperationHash(tx);
        should.equal(tx.toBroadcastFormat(), testData.SEND_TOKEN_TX_BROADCAST);

        const { signature } = decodeTransferData(tx.toJson().data);
        const { v, r, s } = ethUtil.fromRpcSig(signature);
        const senderPubKey = ethUtil.ecrecover(Buffer.from(operationHash || ''), v, r, s);
        const senderAddress = ethUtil.pubToAddress(senderPubKey);
        const senderKey = new KeyPair({ prv: testData.PRIVATE_KEY_1 });
        ethUtil.bufferToHex(senderAddress).should.equal(senderKey.getAddress());
      });
    });
  });
}

export async function testSendFundsTransaction(tx: any, operationHash: string, txParams, testData: any) {
  const { recipient, amount, contractAddress, expireTime, sequenceId } = txParams;
  should.equal(tx.toJson().chainId, testData.TXDATA.chainId);
  should.equal(tx.toBroadcastFormat(), testData.SEND_TX_BROADCAST_LEGACY);
  should.equal(tx.signature.length, 2);
  should.equal(tx.inputs.length, 1);
  should.equal(tx.inputs[0].address, contractAddress);
  should.equal(tx.inputs[0].value, amount);

  should.equal(tx.outputs.length, 1);
  should.equal(tx.outputs[0].address, recipient);
  should.equal(tx.outputs[0].value, amount);

  const data = tx.toJson().data;
  const {
    to,
    amount: parsedAmount,
    expireTime: parsedExpireTime,
    sequenceId: parsedSequenceId,
    signature,
  } = decodeTransferData(data);

  should.equal(to, recipient);
  should.equal(parsedAmount, amount);
  should.equal(parsedExpireTime, expireTime);
  should.equal(parsedSequenceId, sequenceId);
  const { v, r, s } = ethUtil.fromRpcSig(signature);
  const senderPubKey = ethUtil.ecrecover(Buffer.from(ethUtil.stripHexPrefix(operationHash), 'hex'), v, r, s);
  const senderAddress = ethUtil.pubToAddress(senderPubKey);
  const senderKey = new KeyPair({ prv: testData.PRIVATE_KEY_1 });
  ethUtil.bufferToHex(senderAddress).should.equal(senderKey.getAddress());
}

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