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import * as _ from 'lodash';
import 'mocha';
import * as chai from 'chai';
import {SchemaValidator, schemas} from '0x-json-schemas';
import {chaiSetup} from './utils/chai_setup';
import {web3Factory} from './utils/web3_factory';
import {ZeroEx, Token} from '../src';
import {BlockchainLifecycle} from './utils/blockchain_lifecycle';
chaiSetup.configure();
const expect = chai.expect;
const blockchainLifecycle = new BlockchainLifecycle();
const TOKEN_REGISTRY_SIZE_AFTER_MIGRATION = 7;
describe('TokenRegistryWrapper', () => {
let zeroEx: ZeroEx;
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';
before(async () => {
const web3 = web3Factory.create();
zeroEx = new ZeroEx(web3.currentProvider);
tokens = await zeroEx.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 zeroEx.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(ZeroEx.NULL_ADDRESS);
});
});
});
describe('#getTokenAddressBySymbol', () => {
it('should return correct address for a token in the registry', async () => {
const tokenAddress = await zeroEx.tokenRegistry.getTokenAddressBySymbolIfExistsAsync(registeredSymbol);
expect(tokenAddress).to.be.equal(tokenAddressBySymbol[registeredSymbol]);
});
it('should return undefined for a token out of registry', async () => {
const tokenAddress = await zeroEx.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 zeroEx.tokenRegistry.getTokenAddressByNameIfExistsAsync(registeredName);
expect(tokenAddress).to.be.equal(tokenAddressByName[registeredName]);
});
it('should return undefined for a token out of registry', async () => {
const tokenAddress = await zeroEx.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 zeroEx.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 zeroEx.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 zeroEx.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 zeroEx.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 zeroEx.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 zeroEx.tokenRegistry.getTokenIfExistsAsync(unregisteredTokenAddress);
expect(tokenIfExists).to.be.undefined();
});
});
});
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