4d9b68d527
* Removes references to tslint in contract-wrappers which are obsoleted since https://github.com/0xProject/protocol/pull/584 * Remove tslint references in contracts/utils and test utils obsoleted by https://github.com/0xProject/protocol/pull/589 * Remove tslint references in contracts/zeroex and test utils obsoleted by https://github.com/0xProject/protocol/pull/587 * Remove other obsoleted tslint references * Update contributing guidelines with eslint * Fix prettier errors
48 lines
1.9 KiB
TypeScript
48 lines
1.9 KiB
TypeScript
import { chaiSetup } from '@0x/dev-utils';
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import { ZeroExTransaction } from '@0x/types';
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import { BigNumber } from '@0x/utils';
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import * as chai from 'chai';
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import 'mocha';
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import { transactionHashUtils } from '../src';
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import { constants } from '../src/constants';
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chaiSetup.configure();
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const expect = chai.expect;
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describe('0x transaction hashing', () => {
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describe('#getTransactionHashHex', () => {
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const expectedTransactionHash = '0x7845d260300acfbebaff52f0462f984016473290b9eb865fb6ffac0503cab364';
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const fakeVerifyingContractAddress = '0x5e72914535f202659083db3a02c984188fa26e9f';
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const fakeChainId = 1337;
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const transaction: ZeroExTransaction = {
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signerAddress: constants.NULL_ADDRESS,
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salt: new BigNumber(0),
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expirationTimeSeconds: new BigNumber(0),
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gasPrice: new BigNumber(0),
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data: constants.NULL_BYTES,
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domain: {
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verifyingContract: fakeVerifyingContractAddress,
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chainId: fakeChainId,
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},
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};
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it('calculates the transaction hash', async () => {
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const transactionHash = transactionHashUtils.getTransactionHashHex(transaction);
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expect(transactionHash).to.be.equal(expectedTransactionHash);
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});
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it('calculates the transaction hash if amounts are strings', async () => {
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// It's common for developers using javascript to provide the amounts
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// as strings. Since we eventually toString() the BigNumber
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// before encoding we should result in the same orderHash in this scenario
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const transactionHash = transactionHashUtils.getTransactionHashHex({
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...transaction,
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salt: '0',
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expirationTimeSeconds: '0',
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gasPrice: '0',
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} as any);
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expect(transactionHash).to.be.equal(expectedTransactionHash);
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});
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});
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});
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