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-rw-r--r--packages/contracts/test/ts/erc20Token.ts123
-rw-r--r--packages/contracts/test/ts/ether_token_v2.ts52
2 files changed, 171 insertions, 4 deletions
diff --git a/packages/contracts/test/ts/erc20Token.ts b/packages/contracts/test/ts/erc20Token.ts
new file mode 100644
index 000000000..e2282cbf3
--- /dev/null
+++ b/packages/contracts/test/ts/erc20Token.ts
@@ -0,0 +1,123 @@
+import {ZeroEx} from '0x.js';
+import {BigNumber} from 'bignumber.js';
+import * as chai from 'chai';
+import * as Web3 from 'web3';
+
+import {Artifacts} from '../../util/artifacts';
+import {constants} from '../../util/constants';
+import {ContractInstance} from '../../util/types';
+
+import {chaiSetup} from './utils/chai_setup';
+
+const {DummyToken} = new Artifacts(artifacts);
+const web3: Web3 = (global as any).web3;
+chaiSetup.configure();
+const expect = chai.expect;
+
+contract('ERC20Token', (accounts: string[]) => {
+ const zeroEx = new ZeroEx(web3.currentProvider);
+ const owner = accounts[0];
+ const spender = accounts[1];
+
+ const MAX_MINT_VALUE = new BigNumber(100000000000000000000);
+ let tokenAddress: string;
+ let token: ContractInstance;
+
+ beforeEach(async () => {
+ token = await DummyToken.new({from: owner});
+ await token.mint(MAX_MINT_VALUE, {from: owner});
+ tokenAddress = token.address;
+ });
+
+ describe('transfer', () => {
+ it('should throw if owner has insufficient balance', async () => {
+ const ownerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const amountToTransfer = ownerBalance.plus(1);
+ return expect(token.transfer.call(owner, spender, amountToTransfer, {from: spender}))
+ .to.be.rejectedWith(constants.REVERT);
+ });
+
+ it('should transfer balance from sender to receiver', async () => {
+ const receiver = spender;
+ const initOwnerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const amountToTransfer = new BigNumber(1);
+ await zeroEx.token.transferAsync(tokenAddress, owner, receiver, amountToTransfer);
+ const finalOwnerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const finalReceiverBalance = await zeroEx.token.getBalanceAsync(tokenAddress, receiver);
+
+ const expectedFinalOwnerBalance = initOwnerBalance.minus(amountToTransfer);
+ const expectedFinalReceiverBalance = amountToTransfer;
+ expect(finalOwnerBalance).to.be.bignumber.equal(expectedFinalOwnerBalance);
+ expect(finalReceiverBalance).to.be.bignumber.equal(expectedFinalReceiverBalance);
+ });
+
+ it('should return true on a 0 value transfer', async () => {
+ const didReturnTrue = await token.transfer.call(spender, 0, {from: owner});
+ expect(didReturnTrue).to.be.true();
+ });
+ });
+
+ describe('transferFrom', () => {
+ it('should throw if owner has insufficient balance', async () => {
+ const ownerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const amountToTransfer = ownerBalance.plus(1);
+ await zeroEx.token.setAllowanceAsync(tokenAddress, owner, spender, amountToTransfer);
+ return expect(token.transferFrom.call(owner, spender, amountToTransfer, {from: spender}))
+ .to.be.rejectedWith(constants.REVERT);
+ });
+
+ it('should throw if spender has insufficient allowance', async () => {
+ const ownerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const amountToTransfer = ownerBalance;
+
+ const spenderAllowance = await zeroEx.token.getAllowanceAsync(tokenAddress, owner, spender);
+ const spenderAllowanceIsInsufficient = spenderAllowance.cmp(amountToTransfer) < 0;
+ expect(spenderAllowanceIsInsufficient).to.be.true();
+
+ return expect(token.transferFrom.call(owner, spender, amountToTransfer, {from: spender}))
+ .to.be.rejectedWith(constants.REVERT);
+ });
+
+ it('should return true on a 0 value transfer', async () => {
+ const amountToTransfer = 0;
+ const didReturnTrue = await token.transferFrom.call(owner, spender, amountToTransfer, {from: spender});
+ expect(didReturnTrue).to.be.true();
+ });
+
+ it('should not modify spender allowance if spender allowance is 2^256 - 1', async () => {
+ const initOwnerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const amountToTransfer = initOwnerBalance;
+ const initSpenderAllowance = zeroEx.token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS;
+ await zeroEx.token.setAllowanceAsync(tokenAddress, owner, spender, initSpenderAllowance);
+ await zeroEx.token.transferFromAsync(tokenAddress, owner, spender, spender, amountToTransfer);
+
+ const newSpenderAllowance = await zeroEx.token.getAllowanceAsync(tokenAddress, owner, spender);
+ expect(initSpenderAllowance).to.be.bignumber.equal(newSpenderAllowance);
+ });
+
+ it('should transfer the correct balances if spender has sufficient allowance', async () => {
+ const initOwnerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const amountToTransfer = initOwnerBalance;
+ const initSpenderAllowance = initOwnerBalance;
+ await zeroEx.token.setAllowanceAsync(tokenAddress, owner, spender, initSpenderAllowance);
+ await zeroEx.token.transferFromAsync(tokenAddress, owner, spender, spender, amountToTransfer);
+
+ const newOwnerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const newSpenderBalance = await zeroEx.token.getBalanceAsync(tokenAddress, spender);
+
+ expect(newOwnerBalance).to.be.bignumber.equal(0);
+ expect(newSpenderBalance).to.be.bignumber.equal(initOwnerBalance);
+ });
+
+ it('should modify allowance if spender has sufficient allowance less than 2^256 - 1', async () => {
+ const initOwnerBalance = await zeroEx.token.getBalanceAsync(tokenAddress, owner);
+ const amountToTransfer = initOwnerBalance;
+ const initSpenderAllowance = initOwnerBalance;
+ await zeroEx.token.setAllowanceAsync(tokenAddress, owner, spender, initSpenderAllowance);
+ await zeroEx.token.transferFromAsync(tokenAddress, owner, spender, spender, amountToTransfer);
+
+ const newSpenderAllowance = await zeroEx.token.getAllowanceAsync(tokenAddress, owner, spender);
+ expect(newSpenderAllowance).to.be.bignumber.equal(0);
+ });
+ });
+});
diff --git a/packages/contracts/test/ts/ether_token_v2.ts b/packages/contracts/test/ts/ether_token_v2.ts
index 857371578..0c352b522 100644
--- a/packages/contracts/test/ts/ether_token_v2.ts
+++ b/packages/contracts/test/ts/ether_token_v2.ts
@@ -8,7 +8,7 @@ import {Artifacts} from '../../util/artifacts';
import {chaiSetup} from './utils/chai_setup';
-const {EtherToken} = new Artifacts(artifacts);
+const {EtherTokenV2} = new Artifacts(artifacts);
chaiSetup.configure();
const expect = chai.expect;
@@ -17,13 +17,14 @@ const expect = chai.expect;
// with type `any` to a variable of type `Web3`.
const web3: Web3 = (global as any).web3;
-contract('EtherToken', (accounts: string[]) => {
+contract('EtherTokenV2', (accounts: string[]) => {
const account = accounts[0];
const gasPrice = ZeroEx.toBaseUnitAmount(new BigNumber(20), 9);
let zeroEx: ZeroEx;
let etherTokenAddress: string;
- before(async () => {
- etherTokenAddress = EtherToken.address;
+ beforeEach(async () => {
+ const etherToken = await EtherTokenV2.new();
+ etherTokenAddress = etherToken.address;
zeroEx = new ZeroEx(web3.currentProvider, {
gasPrice,
etherTokenContractAddress: etherTokenAddress,
@@ -62,9 +63,32 @@ contract('EtherToken', (accounts: string[]) => {
expect(finalEthBalance).to.be.bignumber.equal(initEthBalance.minus(ethToDeposit.plus(ethSpentOnGas)));
expect(finalEthTokenBalance).to.be.bignumber.equal(initEthTokenBalance.plus(ethToDeposit));
});
+
+ it('should log 1 event with correct arguments', async () => {
+ const ethToDeposit = new BigNumber(web3.toWei(1, 'ether'));
+
+ const txHash = await zeroEx.etherToken.depositAsync(ethToDeposit, account);
+ const receipt = await zeroEx.awaitTransactionMinedAsync(txHash);
+
+ const logs = receipt.logs;
+ expect(logs.length).to.equal(1);
+
+ const expectedFrom = ZeroEx.NULL_ADDRESS;
+ const expectedTo = account;
+ const expectedValue = ethToDeposit;
+ const logArgs = logs[0].args;
+ expect(logArgs._from).to.equal(expectedFrom);
+ expect(logArgs._to).to.equal(expectedTo);
+ expect(logArgs._value).to.be.bignumber.equal(ethToDeposit);
+ });
});
describe('withdraw', () => {
+ beforeEach(async () => {
+ const ethToDeposit = new BigNumber(web3.toWei(1, 'ether'));
+ await zeroEx.etherToken.depositAsync(ethToDeposit, account);
+ });
+
it('should throw if caller attempts to withdraw greater than caller balance', async () => {
const initEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account);
const ethTokensToWithdraw = initEthTokenBalance.plus(1);
@@ -89,6 +113,26 @@ contract('EtherToken', (accounts: string[]) => {
.equal(initEthBalance.plus(ethTokensToWithdraw.minus(ethSpentOnGas)));
expect(finalEthTokenBalance).to.be.bignumber.equal(initEthTokenBalance.minus(ethTokensToWithdraw));
});
+
+ it('should log 1 event with correct arguments', async () => {
+ const initEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account);
+ const initEthBalance = await getEthBalanceAsync(account);
+ const ethTokensToWithdraw = initEthTokenBalance;
+ expect(ethTokensToWithdraw).to.not.be.bignumber.equal(0);
+ const txHash = await zeroEx.etherToken.withdrawAsync(ethTokensToWithdraw, account);
+ const receipt = await zeroEx.awaitTransactionMinedAsync(txHash);
+
+ const logs = receipt.logs;
+ expect(logs.length).to.equal(1);
+
+ const expectedFrom = account;
+ const expectedTo = ZeroEx.NULL_ADDRESS;
+ const expectedValue = ethTokensToWithdraw;
+ const logArgs = logs[0].args;
+ expect(logArgs._from).to.equal(expectedFrom);
+ expect(logArgs._to).to.equal(expectedTo);
+ expect(logArgs._value).to.be.bignumber.equal(ethTokensToWithdraw);
+ });
});
describe('fallback', () => {