2019-08-13 11:06:41 -07:00

134 lines
5.0 KiB
TypeScript

import { blockchainTests, constants, describe, expect, hexRandom } from '@0x/contracts-test-utils';
import { eip712Utils, orderHashUtils } from '@0x/order-utils';
import { Order } from '@0x/types';
import { BigNumber, signTypedDataUtils } from '@0x/utils';
import * as _ from 'lodash';
import { artifacts, TestLibsContract } from '../src';
blockchainTests('LibOrder', env => {
const CHAIN_ID = 1337;
let libsContract: TestLibsContract;
const randomAddress = () => hexRandom(constants.ADDRESS_LENGTH);
const randomHash = () => hexRandom(constants.WORD_LENGTH);
const randomUint256 = () => new BigNumber(randomHash());
const randomAssetData = () => hexRandom(36);
const EMPTY_ORDER: Order = {
domain: {
verifyingContractAddress: constants.NULL_ADDRESS,
chainId: 0,
},
senderAddress: constants.NULL_ADDRESS,
makerAddress: constants.NULL_ADDRESS,
takerAddress: constants.NULL_ADDRESS,
makerFee: constants.ZERO_AMOUNT,
takerFee: constants.ZERO_AMOUNT,
makerAssetAmount: constants.ZERO_AMOUNT,
takerAssetAmount: constants.ZERO_AMOUNT,
makerAssetData: constants.NULL_BYTES,
takerAssetData: constants.NULL_BYTES,
makerFeeAssetData: constants.NULL_BYTES,
takerFeeAssetData: constants.NULL_BYTES,
salt: constants.ZERO_AMOUNT,
feeRecipientAddress: constants.NULL_ADDRESS,
expirationTimeSeconds: constants.ZERO_AMOUNT,
};
before(async () => {
libsContract = await TestLibsContract.deployFrom0xArtifactAsync(
artifacts.TestLibs,
env.provider,
env.txDefaults,
new BigNumber(CHAIN_ID),
);
});
/**
* Tests the `getOrderHash()` function against a reference hash.
*/
async function testGetOrderHashAsync(order: Order): Promise<void> {
const expectedHash = orderHashUtils.getOrderHashHex(order);
const actualHash = await libsContract.getOrderHash.callAsync(order);
expect(actualHash).to.be.eq(expectedHash);
}
describe('getOrderHash', () => {
it('should correctly hash an empty order', async () => {
await testGetOrderHashAsync({
...EMPTY_ORDER,
domain: {
verifyingContractAddress: libsContract.address,
chainId: 1337,
},
});
});
it('should correctly hash a non-empty order', async () => {
await testGetOrderHashAsync({
domain: {
verifyingContractAddress: libsContract.address,
chainId: 1337,
},
senderAddress: randomAddress(),
makerAddress: randomAddress(),
takerAddress: randomAddress(),
makerFee: randomUint256(),
takerFee: randomUint256(),
makerAssetAmount: randomUint256(),
takerAssetAmount: randomUint256(),
makerAssetData: randomAssetData(),
takerAssetData: randomAssetData(),
makerFeeAssetData: randomAssetData(),
takerFeeAssetData: randomAssetData(),
salt: randomUint256(),
feeRecipientAddress: randomAddress(),
expirationTimeSeconds: randomUint256(),
});
});
});
/**
* Tests the `_hashOrder()` function against a reference hash.
*/
async function testHashOrderAsync(order: Order): Promise<void> {
const typedData = eip712Utils.createOrderTypedData(order);
const expectedHash = '0x'.concat(
signTypedDataUtils.generateTypedDataHashWithoutDomain(typedData).toString('hex'),
);
const actualHash = await libsContract.hashOrder.callAsync(order);
expect(actualHash).to.be.eq(expectedHash);
}
describe('hashOrder', () => {
it('should correctly hash an empty order', async () => {
await testHashOrderAsync(EMPTY_ORDER);
});
it('should correctly hash a non-empty order', async () => {
await testHashOrderAsync({
// The domain is not used in this test, so it's okay if it is left empty.
domain: {
verifyingContractAddress: constants.NULL_ADDRESS,
chainId: 0,
},
senderAddress: randomAddress(),
makerAddress: randomAddress(),
takerAddress: randomAddress(),
makerFee: randomUint256(),
takerFee: randomUint256(),
makerAssetAmount: randomUint256(),
takerAssetAmount: randomUint256(),
makerAssetData: randomAssetData(),
takerAssetData: randomAssetData(),
makerFeeAssetData: randomAssetData(),
takerFeeAssetData: randomAssetData(),
salt: randomUint256(),
feeRecipientAddress: randomAddress(),
expirationTimeSeconds: randomUint256(),
});
});
});
});