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import { BlockchainLifecycle, devConstants } from '@0xproject/dev-utils';
import { schemas, SchemaValidator } from '@0xproject/json-schemas';
import * as chai from 'chai';
import * as _ from 'lodash';
import 'mocha';
import { ContractWrappers, Token } from '../src';
import { chaiSetup } from './utils/chai_setup';
import { constants } from './utils/constants';
import { provider, web3Wrapper } from './utils/web3_wrapper';
chaiSetup.configure();
const expect = chai.expect;
const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
const TOKEN_REGISTRY_SIZE_AFTER_MIGRATION = 7;
describe('TokenRegistryWrapper', () => {
let contractWrappers: ContractWrappers;
let tokens: Token[];
const tokenAddressBySymbol: { [symbol: string]: string } = {};
const tokenAddressByName: { [symbol: string]: string } = {};
const tokenBySymbol: { [symbol: string]: Token } = {};
const tokenByName: { [symbol: string]: Token } = {};
const registeredSymbol = 'ZRX';
const registeredName = '0x Protocol Token';
const unregisteredSymbol = 'MAL';
const unregisteredName = 'Malicious Token';
const config = {
networkId: constants.TESTRPC_NETWORK_ID,
};
before(async () => {
contractWrappers = new ContractWrappers(provider, config);
tokens = await contractWrappers.tokenRegistry.getTokensAsync();
_.map(tokens, token => {
tokenAddressBySymbol[token.symbol] = token.address;
tokenAddressByName[token.name] = token.address;
tokenBySymbol[token.symbol] = token;
tokenByName[token.name] = token;
});
});
beforeEach(async () => {
await blockchainLifecycle.startAsync();
});
afterEach(async () => {
await blockchainLifecycle.revertAsync();
});
describe('#getTokensAsync', () => {
it('should return all the tokens added to the tokenRegistry during the migration', async () => {
expect(tokens).to.have.lengthOf(TOKEN_REGISTRY_SIZE_AFTER_MIGRATION);
const schemaValidator = new SchemaValidator();
_.each(tokens, token => {
const validationResult = schemaValidator.validate(token, schemas.tokenSchema);
expect(validationResult.errors).to.have.lengthOf(0);
});
});
});
describe('#getTokenAddressesAsync', () => {
it('should return all the token addresses added to the tokenRegistry during the migration', async () => {
const tokenAddresses = await contractWrappers.tokenRegistry.getTokenAddressesAsync();
expect(tokenAddresses).to.have.lengthOf(TOKEN_REGISTRY_SIZE_AFTER_MIGRATION);
const schemaValidator = new SchemaValidator();
_.each(tokenAddresses, tokenAddress => {
const validationResult = schemaValidator.validate(tokenAddress, schemas.addressSchema);
expect(validationResult.errors).to.have.lengthOf(0);
expect(tokenAddress).to.not.be.equal(constants.NULL_ADDRESS);
});
});
});
describe('#getTokenAddressBySymbol', () => {
it('should return correct address for a token in the registry', async () => {
const tokenAddress = await contractWrappers.tokenRegistry.getTokenAddressBySymbolIfExistsAsync(
registeredSymbol,
);
expect(tokenAddress).to.be.equal(tokenAddressBySymbol[registeredSymbol]);
});
it('should return undefined for a token out of registry', async () => {
const tokenAddress = await contractWrappers.tokenRegistry.getTokenAddressBySymbolIfExistsAsync(
unregisteredSymbol,
);
expect(tokenAddress).to.be.undefined();
});
});
describe('#getTokenAddressByName', () => {
it('should return correct address for a token in the registry', async () => {
const tokenAddress = await contractWrappers.tokenRegistry.getTokenAddressByNameIfExistsAsync(
registeredName,
);
expect(tokenAddress).to.be.equal(tokenAddressByName[registeredName]);
});
it('should return undefined for a token out of registry', async () => {
const tokenAddress = await contractWrappers.tokenRegistry.getTokenAddressByNameIfExistsAsync(
unregisteredName,
);
expect(tokenAddress).to.be.undefined();
});
});
describe('#getTokenBySymbol', () => {
it('should return correct token for a token in the registry', async () => {
const token = await contractWrappers.tokenRegistry.getTokenBySymbolIfExistsAsync(registeredSymbol);
expect(token).to.be.deep.equal(tokenBySymbol[registeredSymbol]);
});
it('should return undefined for a token out of registry', async () => {
const token = await contractWrappers.tokenRegistry.getTokenBySymbolIfExistsAsync(unregisteredSymbol);
expect(token).to.be.undefined();
});
});
describe('#getTokenByName', () => {
it('should return correct token for a token in the registry', async () => {
const token = await contractWrappers.tokenRegistry.getTokenByNameIfExistsAsync(registeredName);
expect(token).to.be.deep.equal(tokenByName[registeredName]);
});
it('should return undefined for a token out of registry', async () => {
const token = await contractWrappers.tokenRegistry.getTokenByNameIfExistsAsync(unregisteredName);
expect(token).to.be.undefined();
});
});
describe('#getTokenIfExistsAsync', () => {
it('should return the token added to the tokenRegistry during the migration', async () => {
const aToken = tokens[0];
const token = await contractWrappers.tokenRegistry.getTokenIfExistsAsync(aToken.address);
const schemaValidator = new SchemaValidator();
const validationResult = schemaValidator.validate(token, schemas.tokenSchema);
expect(validationResult.errors).to.have.lengthOf(0);
});
it('should return return undefined when passed a token address not in the tokenRegistry', async () => {
const unregisteredTokenAddress = '0x5409ed021d9299bf6814279a6a1411a7e866a631';
const tokenIfExists = await contractWrappers.tokenRegistry.getTokenIfExistsAsync(unregisteredTokenAddress);
expect(tokenIfExists).to.be.undefined();
});
});
});
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