yield-contract/test/2_daiPool.js

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const { BN, ether, balance } = require('@openzeppelin/test-helpers');
const { expect } = require('chai');
const RegistryContract = artifacts.require("Registry");
const PoolTokenContract = artifacts.require("PoolToken");
const PoolETHContract = artifacts.require("PoolETH");
const DaiRateLogic = artifacts.require("DaiRateLogic");
const EthRateLogic = artifacts.require("EthRateLogic");
const masterAddr = "0xfCD22438AD6eD564a1C26151Df73F6B33B817B56"
// ABI
const daiABI = require('./abi/erc20');
const userAddress = '0x9eb7f2591ed42dee9315b6e2aaf21ba85ea69f8c';
const daiAddress = '0x6b175474e89094c44da98b954eedeac495271d0f';
const daiContract = new web3.eth.Contract(daiABI, daiAddress);
contract('DAI Pool', async accounts => {
let ethAddr = "0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE";
let daiAddr = "0x6b175474e89094c44da98b954eedeac495271d0f";
let defaultAddr = "0x0000000000000000000000000000000000000000";
let ethPoolInstance;
let daiPoolInstance;
let registryInstance;
let ethRateLogicInstance;
let daiRateLogicInstance;
before(async() => {
registryInstance = await RegistryContract.deployed();
ethPoolInstance = await PoolETHContract.deployed();
daiPoolInstance = await PoolTokenContract.deployed();
ethRateLogicInstance = await EthRateLogic.deployed();
daiRateLogicInstance = await DaiRateLogic.deployed();
})
it('should send ether to the user address', async () => {
// Send 1 eth to userAddress to have gas to send an ERC20 tx.
await web3.eth.sendTransaction({
from: accounts[0],
to: userAddress,
value: ether('1')
});
const ethBalance = await balance.current(userAddress);
expect(new BN(ethBalance)).to.be.bignumber.least(new BN(ether('1')));
});
it('should send ether to the master address', async () => {
// Send 1 eth to userAddress to have gas to send an ERC20 tx.
await web3.eth.sendTransaction({
from: accounts[0],
to: masterAddr,
value: ether('1')
});
const ethBalance = await balance.current(masterAddr);
expect(new BN(ethBalance)).to.be.bignumber.least(new BN(ether('1')));
});
it('should send DAI to the account[0] address', async () => {
await daiContract.methods
.transfer(accounts[0], ether('1000').toString())
.send({ from: userAddress});
const daiBalance = await daiContract.methods.balanceOf(accounts[0]).call();
expect(new BN(daiBalance)).to.be.bignumber.least(ether('1000'));
});
it('should add DAI pool in registry', async () => {
await addPool(registryInstance, daiPoolInstance.address, daiAddr);
});
it('should enable DAI pool in registry', async () => {
await enablePool(registryInstance, daiPoolInstance.address);
});
it('should update DAI Logic contract in registry', async () => {
await updateRateLogic(registryInstance, daiPoolInstance.address, daiRateLogicInstance.address);
});
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it('should give DAI allowance for DAI pool', async () => {
await daiContract.methods
.approve(daiPoolInstance.address, ether('1000').toString())
.send({ from: userAddress});
const daiBalance = await daiContract.methods.allowance(userAddress, daiPoolInstance.address).call();
expect(new BN(daiBalance)).to.be.bignumber.least(ether('1000'));
});
it('should deposit 100 DAI in DAI pool', async () => {
var amountInWei = (ether("100")).toString()
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await daiPoolInstance.deposit(amountInWei, {from: userAddress});
const daiBalance = await daiContract.methods.balanceOf(daiPoolInstance.address).call();
expect(new BN(daiBalance)).to.be.bignumber.least(amountInWei);
var totalSupply = await daiPoolInstance.totalSupply();
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expect(new BN(totalSupply)).to.be.bignumber.least(amountInWei);
});
it('should add profit 10 DAI and calculate exchange rate', async () => {
var amountInWei = new BN(ether("10")).toString()
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await daiContract.methods
.transfer(daiRateLogicInstance.address, amountInWei)
.send({ from: userAddress});
var exchangeRateInit = await daiPoolInstance.exchangeRate()
await daiPoolInstance.setExchangeRate({from: masterAddr});
var exchangeRateFinal = await daiPoolInstance.exchangeRate()
expect(exchangeRateInit).to.not.equal(exchangeRateFinal);
});
it('should give DAI allowance for DAI pool(accounts[0])', async () => {
await daiContract.methods
.approve(daiPoolInstance.address, ether('1000').toString())
.send({ from: accounts[0]});
const daiBalance = await daiContract.methods.allowance(accounts[0], daiPoolInstance.address).call();
expect(new BN(daiBalance)).to.be.bignumber.least(ether('1000'));
});
it('should deposit 100 DAI in DAI pool(accounts[0])', async () => {
var amountInWei = (ether("100")).toString()
await daiPoolInstance.deposit(amountInWei, {from: accounts[0]});
const wrapDaiBalance = await daiPoolInstance.balanceOf(accounts[0])
expect(new BN(wrapDaiBalance)).to.be.bignumber.least((ether("90")).toString());
});
it('should withdraw 10 DAI in DAI pool', async () => {
var amountInWei = (ether("10")).toString()
await daiPoolInstance.withdraw(amountInWei, accounts[1], {from: userAddress});
const daiBalance = await daiContract.methods.balanceOf(accounts[1]).call();
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expect(new BN(daiBalance)).to.be.bignumber.least(amountInWei);
});
it('should withdraw total DAI in DAI pool', async () => {
var amountInWei = (ether("1000")).toString()
var checkAmt = (ether("90")).toString()
await daiPoolInstance.withdraw(amountInWei, accounts[2], {from: userAddress});
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const daiBalance = await daiContract.methods.balanceOf(accounts[2]).call();
expect(new BN(daiBalance)).to.be.bignumber.least(checkAmt);
});
});
async function addPool(registryInstance, poolAddr, tokenAddr) {
await registryInstance.addPool(tokenAddr, poolAddr, {from: masterAddr});
var _poolAddr = await registryInstance.poolToken(tokenAddr);
expect(_poolAddr).to.equal(poolAddr);
}
async function enablePool(registryInstance, poolAddr) {
await registryInstance.updatePool(poolAddr, {from: masterAddr});
var _isPool = await registryInstance.isPool(poolAddr);
expect(_isPool).to.equal(true);
}
async function updateRateLogic(registryInstance, poolAddr, logicAddr) {
await registryInstance.updatePoolLogic(poolAddr, logicAddr, {from: masterAddr});
var _logicAddr = await registryInstance.poolLogic(poolAddr);
expect(_logicAddr).to.equal(logicAddr);
}