Add tests for ERC20Token and EtherToken_v2

1 files changed, 48 insertions, 4 deletions

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', () => {