52 lines
2.5 KiB
TypeScript
52 lines
2.5 KiB
TypeScript
import { addressUtils, blockchainTests, constants, expect } from '@0x/contracts-test-utils';
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import { BigNumber, signTypedDataUtils } from '@0x/utils';
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import * as ethUtil from 'ethereumjs-util';
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import { artifacts, TestLibEIP712ExchangeDomainContract } from '../src';
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blockchainTests('LibEIP712ExchangeDomain', env => {
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describe('constructor', () => {
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it('should calculate the correct domain hash when verifyingContractAddressIfExists is set to null', async () => {
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const chainId = 1;
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const libEIP712ExchangeDomainContract = await TestLibEIP712ExchangeDomainContract.deployFrom0xArtifactAsync(
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artifacts.TestLibEIP712ExchangeDomain,
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env.provider,
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env.txDefaults,
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{},
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new BigNumber(chainId),
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constants.NULL_ADDRESS,
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);
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const domain = {
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verifyingContractAddress: libEIP712ExchangeDomainContract.address,
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chainId,
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name: constants.EIP712_DOMAIN_NAME,
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version: constants.EIP712_DOMAIN_VERSION,
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};
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const expectedDomainHash = ethUtil.bufferToHex(signTypedDataUtils.generateDomainHash(domain));
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const actualDomainHash = await libEIP712ExchangeDomainContract.EIP712_EXCHANGE_DOMAIN_HASH.callAsync();
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expect(actualDomainHash).to.be.equal(expectedDomainHash);
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});
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it('should calculate the correct domain hash when verifyingContractAddressIfExists is set to a non-null address', async () => {
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const chainId = 1;
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const verifyingContractAddress = addressUtils.generatePseudoRandomAddress();
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const libEIP712ExchangeDomainContract = await TestLibEIP712ExchangeDomainContract.deployFrom0xArtifactAsync(
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artifacts.TestLibEIP712ExchangeDomain,
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env.provider,
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env.txDefaults,
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{},
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new BigNumber(chainId),
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verifyingContractAddress,
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);
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const domain = {
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verifyingContractAddress,
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chainId,
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name: constants.EIP712_DOMAIN_NAME,
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version: constants.EIP712_DOMAIN_VERSION,
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};
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const expectedDomainHash = ethUtil.bufferToHex(signTypedDataUtils.generateDomainHash(domain));
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const actualDomainHash = await libEIP712ExchangeDomainContract.EIP712_EXCHANGE_DOMAIN_HASH.callAsync();
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expect(actualDomainHash).to.be.equal(expectedDomainHash);
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});
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});
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});
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