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import {ZeroEx} from '0x.js';
import * as chai from 'chai';
import ethUtil = require('ethereumjs-util');
import * as _ from 'lodash';
import {Artifacts} from '../../util/artifacts';
import {constants} from '../../util/constants';
import {TokenRegWrapper} from '../../util/token_registry_wrapper';
import {ContractInstance} from '../../util/types';
import {chaiSetup} from './utils/chai_setup';
const {TokenRegistry} = new Artifacts(artifacts);
chaiSetup.configure();
const expect = chai.expect;
contract('TokenRegistry', (accounts: string[]) => {
const owner = accounts[0];
const notOwner = accounts[1];
const tokenAddress1 = `0x${ethUtil.setLength(ethUtil.toBuffer('0x1'), 20, false).toString('hex')}`;
const tokenAddress2 = `0x${ethUtil.setLength(ethUtil.toBuffer('0x2'), 20, false).toString('hex')}`;
const token1 = {
address: tokenAddress1,
name: 'testToken1',
symbol: 'TT1',
decimals: 18,
ipfsHash: `0x${ethUtil.sha3('ipfs1').toString('hex')}`,
swarmHash: `0x${ethUtil.sha3('swarm1').toString('hex')}`,
};
const token2 = {
address: tokenAddress2,
name: 'testToken2',
symbol: 'TT2',
decimals: 18,
ipfsHash: `0x${ethUtil.sha3('ipfs2').toString('hex')}`,
swarmHash: `0x${ethUtil.sha3('swarm2').toString('hex')}`,
};
const nullToken = {
address: ZeroEx.NULL_ADDRESS,
name: '',
symbol: '',
decimals: 0,
ipfsHash: constants.NULL_BYTES,
swarmHash: constants.NULL_BYTES,
};
let tokenReg: ContractInstance;
let tokenRegWrapper: TokenRegWrapper;
beforeEach(async () => {
tokenReg = await TokenRegistry.new();
tokenRegWrapper = new TokenRegWrapper(tokenReg);
});
describe('addToken', () => {
it('should throw when not called by owner', async () => {
return expect(tokenRegWrapper.addTokenAsync(token1, notOwner)).to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should add token metadata when called by owner', async () => {
await tokenRegWrapper.addTokenAsync(token1, owner);
const tokenData = await tokenRegWrapper.getTokenMetaDataAsync(token1.address);
expect(tokenData).to.be.deep.equal(token1);
});
it('should throw if token already exists', async () => {
await tokenRegWrapper.addTokenAsync(token1, owner);
return expect(tokenRegWrapper.addTokenAsync(token1, owner)).to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should throw if token address is null', async () => {
return expect(tokenRegWrapper.addTokenAsync(nullToken, owner)).to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should throw if name already exists', async () => {
await tokenRegWrapper.addTokenAsync(token1, owner);
const duplicateNameToken = _.assign({}, token2, {name: token1.name});
return expect(tokenRegWrapper.addTokenAsync(duplicateNameToken, owner))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should throw if symbol already exists', async () => {
await tokenRegWrapper.addTokenAsync(token1, owner);
const duplicateSymbolToken = _.assign({}, token2, {symbol: token1.symbol});
return expect(tokenRegWrapper.addTokenAsync(duplicateSymbolToken, owner))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
});
describe('after addToken', () => {
beforeEach(async () => {
await tokenRegWrapper.addTokenAsync(token1, owner);
});
describe('getTokenByName', () => {
it('should return token metadata when given the token name', async () => {
const tokenData = await tokenRegWrapper.getTokenByNameAsync(token1.name);
expect(tokenData).to.be.deep.equal(token1);
});
});
describe('getTokenBySymbol', () => {
it('should return token metadata when given the token symbol', async () => {
const tokenData = await tokenRegWrapper.getTokenBySymbolAsync(token1.symbol);
expect(tokenData).to.be.deep.equal(token1);
});
});
describe('setTokenName', () => {
it('should throw when not called by owner', async () => {
return expect(tokenReg.setTokenName(token1.address, token2.name, {from: notOwner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should change the token name when called by owner', async () => {
const res = await tokenReg.setTokenName(token1.address, token2.name, {from: owner});
expect(res.logs).to.have.length(1);
const [newData, oldData] = await Promise.all([
tokenRegWrapper.getTokenByNameAsync(token2.name),
tokenRegWrapper.getTokenByNameAsync(token1.name),
]);
const expectedNewData = _.assign({}, token1, {name: token2.name});
const expectedOldData = nullToken;
expect(newData).to.be.deep.equal(expectedNewData);
expect(oldData).to.be.deep.equal(expectedOldData);
});
it('should throw if the name already exists', async () => {
await tokenRegWrapper.addTokenAsync(token2, owner);
return expect(tokenReg.setTokenName(token1.address, token2.name, {from: owner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should throw if token does not exist', async () => {
return expect(tokenReg.setTokenName(nullToken.address, token2.name, {from: owner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
});
describe('setTokenSymbol', () => {
it('should throw when not called by owner', async () => {
return expect(tokenReg.setTokenSymbol(token1.address, token2.symbol, {from: notOwner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should change the token symbol when called by owner', async () => {
const res = await tokenReg.setTokenSymbol(token1.address, token2.symbol, {from: owner});
expect(res.logs).to.have.length(1);
const [newData, oldData] = await Promise.all([
tokenRegWrapper.getTokenBySymbolAsync(token2.symbol),
tokenRegWrapper.getTokenBySymbolAsync(token1.symbol),
]);
const expectedNewData = _.assign({}, token1, {symbol: token2.symbol});
const expectedOldData = nullToken;
expect(newData).to.be.deep.equal(expectedNewData);
expect(oldData).to.be.deep.equal(expectedOldData);
});
it('should throw if the symbol already exists', async () => {
await tokenRegWrapper.addTokenAsync(token2, owner);
return expect(tokenReg.setTokenSymbol(token1.address, token2.symbol, {from: owner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should throw if token does not exist', async () => {
return expect(tokenReg.setTokenSymbol(nullToken.address, token2.symbol, {from: owner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
});
describe('removeToken', () => {
it('should throw if not called by owner', async () => {
const index = 0;
return expect(tokenReg.removeToken(token1.address, index, {from: notOwner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should remove token metadata when called by owner', async () => {
const index = 0;
const res = await tokenReg.removeToken(token1.address, index, {from: owner});
expect(res.logs).to.have.length(1);
const tokenData = await tokenRegWrapper.getTokenMetaDataAsync(token1.address);
expect(tokenData).to.be.deep.equal(nullToken);
});
it('should throw if token does not exist', async () => {
const index = 0;
return expect(tokenReg.removeToken(nullToken.address, index, {from: owner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
it('should throw if token at given index does not match address', async () => {
await tokenRegWrapper.addTokenAsync(token2, owner);
const incorrectIndex = 0;
return expect(tokenReg.removeToken(token2.address, incorrectIndex, {from: owner}))
.to.be.rejectedWith(constants.INVALID_OPCODE);
});
});
});
});
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