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author | Fabio Berger <me@fabioberger.com> | 2017-05-30 20:48:41 +0800 |
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committer | Fabio Berger <me@fabioberger.com> | 2017-05-30 20:48:41 +0800 |
commit | 2c3b718a4fa063277163e72f1be962dab3dfd21a (patch) | |
tree | 1aac663a0873c3d03fa83aea80365ca542c67939 /test/token_wrapper_test.ts | |
parent | 1f09470838342e4b9d493b9ddc2eecf65409483e (diff) | |
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rename erc20Wrapper to tokenWrapper to be more generic in case we end up supporting another spec
Diffstat (limited to 'test/token_wrapper_test.ts')
-rw-r--r-- | test/token_wrapper_test.ts | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/test/token_wrapper_test.ts b/test/token_wrapper_test.ts new file mode 100644 index 000000000..22fb6e052 --- /dev/null +++ b/test/token_wrapper_test.ts @@ -0,0 +1,55 @@ +import 'mocha'; +import * as chai from 'chai'; +import chaiAsPromised = require('chai-as-promised'); +import * as Web3 from 'web3'; +import * as BigNumber from 'bignumber.js'; +import promisify = require('es6-promisify'); +import {web3Factory} from './utils/web3_factory'; +import {ZeroEx} from '../src/0x.js'; +import {ZeroExError, Token} from '../src/types'; +import {BlockchainLifecycle} from './utils/blockchain_lifecycle'; + +const expect = chai.expect; +chai.use(chaiAsPromised); +const blockchainLifecycle = new BlockchainLifecycle(); + +describe('TokenWrapper', () => { + let web3: Web3; + let zeroEx: ZeroEx; + let userAddresses: string[]; + let tokens: Token[]; + before(async () => { + web3 = web3Factory.create(); + zeroEx = new ZeroEx(web3); + userAddresses = await promisify(web3.eth.getAccounts)(); + tokens = await zeroEx.tokenRegistry.getTokensAsync(); + }); + beforeEach(async () => { + await blockchainLifecycle.startAsync(); + }); + afterEach(async () => { + await blockchainLifecycle.revertAsync(); + }); + describe('#getBalanceAsync', () => { + it('should return the balance for an existing ERC20 token', async () => { + const aToken = tokens[0]; + const aOwnerAddress = userAddresses[0]; + const balance = await zeroEx.erc20.getBalanceAsync(aToken.address, aOwnerAddress); + const expectedBalance = new BigNumber('100000000000000000000000000'); + expect(balance).to.be.bignumber.equal(expectedBalance); + }); + it ('should throw a CONTRACT_DOES_NOT_EXIST error for a non-existent token contract', async () => { + const nonExistentTokenAddress = '0x9dd402f14d67e001d8efbe6583e51bf9706aa065'; + const aOwnerAddress = userAddresses[0]; + expect(zeroEx.erc20.getBalanceAsync(nonExistentTokenAddress, aOwnerAddress)) + .to.be.rejectedWith(ZeroExError.CONTRACT_DOES_NOT_EXIST); + }); + it ('should return a balance of 0 for a non-existent owner address', async () => { + const aToken = tokens[0]; + const aNonExistentOwner = '0x198C6Ad858F213Fb31b6FE809E25040E6B964593'; + const balance = await zeroEx.erc20.getBalanceAsync(aToken.address, aNonExistentOwner); + const expectedBalance = new BigNumber('0'); + expect(balance).to.be.bignumber.equal(expectedBalance); + }); + }); +}); |