Cover DioneStaking by 100% with unit tests
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ChronosX88
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module.exports = {
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module.exports = {
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skipFiles: ['Timelock.sol', 'Mediator.sol', 'vendor/Ownable.sol']
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skipFiles: ['Timelock.sol', 'Mediator.sol', 'vendor/Ownable.sol', 'DioneToken.sol']
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};
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};
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219
eth-contracts/test/DioneStaking.ts
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219
eth-contracts/test/DioneStaking.ts
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import { BigNumber } from "@ethersproject/bignumber";
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import { Contract } from "@ethersproject/contracts";
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import { SignerWithAddress } from "@nomiclabs/hardhat-ethers/signers";
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import { expect } from "chai";
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import { ethers } from "hardhat";
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describe("DioneStaking", () => {
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let signers: SignerWithAddress[];
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let allSigners: SignerWithAddress[];
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let dioneToken: Contract;
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let dioneStaking: Contract;
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const rewardAmount = 100;
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const minStakeAmount = 500;
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beforeEach(async () => {
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allSigners = await ethers.getSigners();
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signers = allSigners.slice(0, 4);
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const DioneToken = await ethers.getContractFactory("DioneToken");
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const DioneStaking = await ethers.getContractFactory("DioneStaking");
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dioneToken = await DioneToken.deploy();
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await dioneToken.deployed();
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dioneStaking = await DioneStaking.deploy(
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dioneToken.address,
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toWei(rewardAmount),
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0,
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toWei(minStakeAmount)
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);
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await dioneStaking.deployed();
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for (var s of signers) {
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await dioneToken.mint(s.address, toWei(5000));
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}
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await dioneToken.transferOwnership(dioneStaking.address);
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});
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it("should successfully stake some of tokens", async () => {
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for (var s of signers) {
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await dioneToken.connect(s).approve(dioneStaking.address, toWei(666));
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await expect(dioneStaking.connect(s).stake(toWei(666)))
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.to.emit(dioneStaking, "Stake")
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.withArgs(s.address, toWei(666));
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expect(await dioneStaking.minerStake(s.address))
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.to.be.equal(toWei(666));
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expect(await dioneStaking.isMiner(s.address))
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.to.be.equal(true);
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}
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});
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it("check miner balance without stake", async () => {
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expect(await dioneStaking.minerStake(signers[0].address))
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.to.be.equal(toWei(0));
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expect(await dioneStaking.isMiner(signers[0].address))
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.to.be.equal(false);
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});
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it("should mine reward successfully", async () => {
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await dioneStaking.setOracleContractAddress(signers[0].address)
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await dioneToken.approve(dioneStaking.address, toWei(500));
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await dioneStaking.stake(toWei(500));
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const res = await dioneStaking.mine(signers[0].address);
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await expect(res)
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.to.emit(dioneStaking, "Mine")
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.withArgs(signers[0].address, res.blockNumber);
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expect(await dioneToken.balanceOf(signers[0].address))
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.to.be.equal(toWei(4600));
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});
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it("should mine and stake reward successfully", async () => {
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await dioneStaking.setOracleContractAddress(signers[0].address);
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await dioneToken.approve(dioneStaking.address, toWei(500));
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await dioneStaking.stake(toWei(500));
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await dioneStaking.mineAndStake(signers[0].address);
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expect(await dioneStaking.minerStake(signers[0].address))
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.to.be.equal(toWei(600));
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});
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it("should fail if caller of mine methods isn't desired address", async () => {
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await expect(dioneStaking.mine(signers[0].address))
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.to.be.revertedWith("not oracle contract");
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await expect(dioneStaking.mineAndStake(signers[0].address))
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.to.be.revertedWith("not oracle contract");
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});
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it("check change of total stake after staking", async () => {
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const expectedTotalStake = toWei(666*4);
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for (var s of signers) {
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await dioneToken.connect(s).approve(dioneStaking.address, toWei(666));
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await dioneStaking.connect(s).stake(toWei(666));
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}
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expect(await dioneStaking.totalStake())
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.to.be.equal(expectedTotalStake);
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});
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it("should withdraw funds successfully", async () => {
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for (var s of signers) {
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await dioneToken.connect(s).approve(dioneStaking.address, toWei(500));
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await dioneStaking.connect(s).stake(toWei(500));
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}
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for (var s of signers) {
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await expect(dioneStaking.connect(s).withdraw(toWei(500)))
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.to.emit(dioneStaking, "Withdraw")
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.withArgs(s.address, toWei(500));
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expect(await dioneToken.balanceOf(s.address))
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.to.be.equal(toWei(5000));
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}
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});
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it("should fail withdrawing invalid values", async () => {
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await dioneToken.approve(dioneStaking.address, toWei(500));
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await dioneStaking.stake(toWei(500));
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await expect(dioneStaking.withdraw(toWei(666)))
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.to.be.revertedWith("withdraw: not enough tokens");
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await expect(dioneStaking.withdraw(0))
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.to.be.revertedWith("cannot withdraw zero");
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});
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it("check changing miner reward", async () => {
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await expect(dioneStaking.setMinerReward(0))
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.to.be.revertedWith("reward must not be zero");
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await expect(dioneStaking.setMinerReward(toWei(5)))
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.to.emit(dioneStaking, "RewardChanged")
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.withArgs(toWei(100), toWei(5));
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expect(await dioneStaking.minerReward())
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.to.be.equal(toWei(5));
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await expect(dioneStaking.connect(signers[1]).setMinerReward(toWei(5)))
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.to.be.revertedWith("Ownable: caller is not the owner");
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});
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it("check changing minimum stake", async () => {
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await expect(dioneStaking.setMinimumStake(0))
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.to.be.revertedWith("minimum stake must not be zero");
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await expect(dioneStaking.setMinimumStake(toWei(5)))
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.to.emit(dioneStaking, "MinimumStakeChanged")
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.withArgs(toWei(500), toWei(5));
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expect(await dioneStaking.minimumStake())
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.to.be.equal(toWei(5));
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await expect(dioneStaking.connect(signers[1]).setMinimumStake(toWei(5)))
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.to.be.revertedWith("Ownable: caller is not the owner");
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});
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it("should fail when staking invalid values", async () => {
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await expect(dioneStaking.stake(0))
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.to.be.revertedWith("cannot stake zero");
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await expect(dioneStaking.stake(toWei(400)))
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.to.be.revertedWith("actual stake amount is less than minimum stake amount");
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});
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it("should fail when calling slashMiner with invalid values (initial checks)", async () => {
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const zeroAddress = "0x0000000000000000000000000000000000000000";
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await expect(dioneStaking.slashMiner(zeroAddress, [signers[0].address]))
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.to.be.revertedWith("caller is not the dispute contract");
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await dioneStaking.setDisputeContractAddress(signers[0].address);
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await expect(dioneStaking.slashMiner(zeroAddress, [signers[0].address]))
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.to.be.revertedWith("slashing address must not be zero");
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await expect(dioneStaking.slashMiner(signers[1].address, [signers[0].address]))
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.to.be.revertedWith("slashing address isn't dione miner");
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for (var s of signers) {
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await dioneToken.connect(s).approve(dioneStaking.address, toWei(500));
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await dioneStaking.connect(s).stake(toWei(500));
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}
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await expect(dioneStaking.slashMiner(signers[1].address, [signers[0].address, signers[2].address, allSigners[4].address]))
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.to.be.revertedWith("receipent address isn't dione miner");
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await expect(dioneStaking.slashMiner(signers[1].address, [signers[0].address, signers[2].address, signers[1].address]))
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.to.be.revertedWith("receipent address must not be slashing address");
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});
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it("should fail set*Address methods when passing invalid values", async () => {
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const zeroAddress = "0x0000000000000000000000000000000000000000";
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await expect(dioneStaking.setDisputeContractAddress(zeroAddress))
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.to.be.revertedWith("address must not be zero");
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await expect(dioneStaking.setOracleContractAddress(zeroAddress))
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.to.be.revertedWith("address must not be zero");
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});
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it("should stake few time successfully", async () => {
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const expectedStake = toWei(500*3);
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for (var i = 0; i < 3; i++) {
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await dioneToken.approve(dioneStaking.address, toWei(500));
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await dioneStaking.stake(toWei(500));
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}
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expect(await dioneStaking.minerStake(signers[0].address))
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.to.be.equal(expectedStake);
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});
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})
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function toWei(eth: number): BigNumber {
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return ethers.constants.WeiPerEther.mul(eth);
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}
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