Organize test files following contracts folders structure

2018-01-09 12:34:29 -03:00
parent 7532dab17d
commit b925b2dae6
31 changed files with 55 additions and 56 deletions
--- a/test/examples/SampleCrowdsale.test.js
+++ b/test/examples/SampleCrowdsale.test.js
@ -0,0 +1,108 @@
+import ether from '../helpers/ether';
+import { advanceBlock } from '../helpers/advanceToBlock';
+import { increaseTimeTo, duration } from '../helpers/increaseTime';
+import latestTime from '../helpers/latestTime';
+import EVMRevert from '../helpers/EVMRevert';
+
+const BigNumber = web3.BigNumber;
+
+require('chai')
+  .use(require('chai-as-promised'))
+  .use(require('chai-bignumber')(BigNumber))
+  .should();
+
+const SampleCrowdsale = artifacts.require('SampleCrowdsale');
+const SampleCrowdsaleToken = artifacts.require('SampleCrowdsaleToken');
+
+contract('SampleCrowdsale', function ([owner, wallet, investor]) {
+  const RATE = new BigNumber(10);
+  const GOAL = ether(10);
+  const CAP = ether(20);
+
+  before(async function () {
+    // Advance to the next block to correctly read time in the solidity "now" function interpreted by testrpc
+    await advanceBlock();
+  });
+
+  beforeEach(async function () {
+    this.startTime = latestTime() + duration.weeks(1);
+    this.endTime = this.startTime + duration.weeks(1);
+    this.afterEndTime = this.endTime + duration.seconds(1);
+
+    this.crowdsale = await SampleCrowdsale.new(this.startTime, this.endTime, RATE, GOAL, CAP, wallet);
+    this.token = SampleCrowdsaleToken.at(await this.crowdsale.token());
+  });
+
+  it('should create crowdsale with correct parameters', async function () {
+    this.crowdsale.should.exist;
+    this.token.should.exist;
+
+    const startTime = await this.crowdsale.startTime();
+    const endTime = await this.crowdsale.endTime();
+    const rate = await this.crowdsale.rate();
+    const walletAddress = await this.crowdsale.wallet();
+    const goal = await this.crowdsale.goal();
+    const cap = await this.crowdsale.cap();
+
+    startTime.should.be.bignumber.equal(this.startTime);
+    endTime.should.be.bignumber.equal(this.endTime);
+    rate.should.be.bignumber.equal(RATE);
+    walletAddress.should.be.equal(wallet);
+    goal.should.be.bignumber.equal(GOAL);
+    cap.should.be.bignumber.equal(CAP);
+  });
+
+  it('should not accept payments before start', async function () {
+    await this.crowdsale.send(ether(1)).should.be.rejectedWith(EVMRevert);
+    await this.crowdsale.buyTokens(investor, { from: investor, value: ether(1) }).should.be.rejectedWith(EVMRevert);
+  });
+
+  it('should accept payments during the sale', async function () {
+    const investmentAmount = ether(1);
+    const expectedTokenAmount = RATE.mul(investmentAmount);
+
+    await increaseTimeTo(this.startTime);
+    await this.crowdsale.buyTokens(investor, { value: investmentAmount, from: investor }).should.be.fulfilled;
+
+    (await this.token.balanceOf(investor)).should.be.bignumber.equal(expectedTokenAmount);
+    (await this.token.totalSupply()).should.be.bignumber.equal(expectedTokenAmount);
+  });
+
+  it('should reject payments after end', async function () {
+    await increaseTimeTo(this.afterEnd);
+    await this.crowdsale.send(ether(1)).should.be.rejectedWith(EVMRevert);
+    await this.crowdsale.buyTokens(investor, { value: ether(1), from: investor }).should.be.rejectedWith(EVMRevert);
+  });
+
+  it('should reject payments over cap', async function () {
+    await increaseTimeTo(this.startTime);
+    await this.crowdsale.send(CAP);
+    await this.crowdsale.send(1).should.be.rejectedWith(EVMRevert);
+  });
+
+  it('should allow finalization and transfer funds to wallet if the goal is reached', async function () {
+    await increaseTimeTo(this.startTime);
+    await this.crowdsale.send(GOAL);
+
+    const beforeFinalization = web3.eth.getBalance(wallet);
+    await increaseTimeTo(this.afterEndTime);
+    await this.crowdsale.finalize({ from: owner });
+    const afterFinalization = web3.eth.getBalance(wallet);
+
+    afterFinalization.minus(beforeFinalization).should.be.bignumber.equal(GOAL);
+  });
+
+  it('should allow refunds if the goal is not reached', async function () {
+    const balanceBeforeInvestment = web3.eth.getBalance(investor);
+
+    await increaseTimeTo(this.startTime);
+    await this.crowdsale.sendTransaction({ value: ether(1), from: investor, gasPrice: 0 });
+    await increaseTimeTo(this.afterEndTime);
+
+    await this.crowdsale.finalize({ from: owner });
+    await this.crowdsale.claimRefund({ from: investor, gasPrice: 0 }).should.be.fulfilled;
+
+    const balanceAfterRefund = web3.eth.getBalance(investor);
+    balanceBeforeInvestment.should.be.bignumber.equal(balanceAfterRefund);
+  });
+});