403 lines
13 KiB
JavaScript
403 lines
13 KiB
JavaScript
const EmbarkJS = artifacts.require('EmbarkJS');
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const TestToken = artifacts.require('TestToken');
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const _GiftBucket = artifacts.require('GiftBucket');
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const GiftBucketFactory = artifacts.require('GiftBucketFactory');
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const TOTAL_SUPPLY = 10000;
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const GIFT_AMOUNT = 10;
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const REDEEM_CODE = web3.utils.sha3("hello world");
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const NOW = Math.round(new Date().getTime() / 1000);
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const EXPIRATION_TIME = NOW + 60 * 60 * 24; // in 24 hours
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const NEW_EXPIRATION_TIME = EXPIRATION_TIME + 60;
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let shop,
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user,
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relayer,
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keycard_1,
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keycard_2;
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config({
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contracts: {
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deploy: {
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"TestToken": {
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args: ["TEST", 18],
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},
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"GiftBucket": {
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args: ["$TestToken", EXPIRATION_TIME],
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},
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"GiftBucketFactory": {
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args: [],
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},
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}
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},
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}, (_err, _accounts) => {
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shop = _accounts[0];
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user = _accounts[1];
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relayer = _accounts[2];
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keycard_1 = _accounts[3];
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keycard_2 = _accounts[4];
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});
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let sendMethod;
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async function signRedeem(contractAddress, signer, message) {
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const result = await web3.eth.net.getId();
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let chainId = parseInt(result);
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//FIXME: in tests, getChainID in the contract returns 1 so we hardcode it here to 1.
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chainId = 1;
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const domain = [
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{ name: "name", type: "string" },
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{ name: "version", type: "string" },
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{ name: "chainId", type: "uint256" },
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{ name: "verifyingContract", type: "address" }
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];
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const redeem = [
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{ name: "blockNumber", type: "uint256" },
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{ name: "blockHash", type: "bytes32" },
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{ name: "receiver", type: "address" },
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{ name: "code", type: "bytes32" },
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];
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const domainData = {
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name: "KeycardGift",
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version: "1",
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chainId: chainId,
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verifyingContract: contractAddress
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};
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const data = {
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types: {
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EIP712Domain: domain,
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Redeem: redeem,
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},
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primaryType: "Redeem",
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domain: domainData,
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message: message
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};
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return new Promise((resolve, reject) => {
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sendMethod({
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jsonrpc: '2.0',
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id: Date.now().toString().substring(9),
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method: "eth_signTypedData",
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params: [signer, data],
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from: signer
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}, (error, res) => {
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if (error) {
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return reject(error);
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}
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resolve(res.result);
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});
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});
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}
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function mineAt(timestamp) {
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return new Promise((resolve, reject) => {
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sendMethod({
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jsonrpc: '2.0',
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method: "evm_mine",
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params: [timestamp],
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id: Date.now().toString().substring(9)
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}, (error, res) => {
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if (error) {
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return reject(error);
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}
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resolve(res.result);
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});
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});
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}
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if (assert.match === undefined) {
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assert.match = (message, pattern) => {
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assert(pattern.test(message), `${message} doesn't match ${pattern}`);
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}
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}
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contract("GiftBucket", function () {
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let GiftBucket;
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sendMethod = (web3.currentProvider.sendAsync) ? web3.currentProvider.sendAsync.bind(web3.currentProvider) : web3.currentProvider.send.bind(web3.currentProvider);
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it("deploy factory", async () => {
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// only to test gas
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const deploy = GiftBucketFactory.deploy({
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arguments: []
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});
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const gas = await deploy.estimateGas();
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await deploy.send({ gas })
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});
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it("deploy bucket", async () => {
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// only to test gas
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const deploy = _GiftBucket.deploy({
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arguments: [TestToken._address, EXPIRATION_TIME]
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});
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const gas = await deploy.estimateGas();
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await deploy.send({ gas })
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});
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it("deploy bucket via factory", async () => {
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const create = GiftBucketFactory.methods.create(TestToken._address, EXPIRATION_TIME);
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const gas = await create.estimateGas();
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const receipt = await create.send({
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from: shop,
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gas: gas,
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});
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const bucketAddress = receipt.events.BucketCreated.returnValues.bucket;
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const jsonInterface = _GiftBucket.options.jsonInterface;
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GiftBucket = new EmbarkJS.Blockchain.Contract({
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abi: jsonInterface,
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address: bucketAddress,
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});
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});
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it("shop buys 100 tokens", async function () {
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let supply = await TestToken.methods.totalSupply().call();
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assert.equal(parseInt(supply), 0);
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await TestToken.methods.mint(TOTAL_SUPPLY).send({
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from: shop,
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});
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supply = await TestToken.methods.totalSupply().call();
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assert.equal(parseInt(supply), TOTAL_SUPPLY);
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let shopBalance = await TestToken.methods.balanceOf(shop).call();
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assert.equal(parseInt(shopBalance), TOTAL_SUPPLY);
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});
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it("add supply", async function() {
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let bucketBalance = await TestToken.methods.balanceOf(GiftBucket._address).call();
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assert.equal(parseInt(bucketBalance), 0, `bucket balance before is ${bucketBalance} instead of 0`);
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let shopBalance = await TestToken.methods.balanceOf(shop).call();
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assert.equal(parseInt(shopBalance), TOTAL_SUPPLY, `shop balance before is ${shopBalance} instead of ${TOTAL_SUPPLY}`);
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const transfer = TestToken.methods.transfer(GiftBucket._address, TOTAL_SUPPLY);
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const transferGas = await transfer.estimateGas();
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await transfer.send({
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from: shop,
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gas: transferGas,
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});
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bucketBalance = await TestToken.methods.balanceOf(GiftBucket._address).call();
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assert.equal(parseInt(bucketBalance), TOTAL_SUPPLY, `bucket balance after is ${bucketBalance} instead of ${TOTAL_SUPPLY}`);
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shopBalance = await TestToken.methods.balanceOf(shop).call();
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assert.equal(parseInt(shopBalance), 0, `shop balance after is ${shopBalance} instead of 0`);
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let totalSupply = await GiftBucket.methods.totalSupply().call();
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assert.equal(parseInt(totalSupply), TOTAL_SUPPLY, `total contract supply is ${totalSupply} instead of ${TOTAL_SUPPLY}`);
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let availableSupply = await GiftBucket.methods.availableSupply().call();
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assert.equal(parseInt(availableSupply), TOTAL_SUPPLY, `available contract supply is ${availableSupply} instead of ${TOTAL_SUPPLY}`);
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});
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async function testCreateGift(keycard, amount) {
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let initialSupply = await GiftBucket.methods.totalSupply().call();
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let initialAvailableSupply = await GiftBucket.methods.availableSupply().call();
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const redeemCodeHash = web3.utils.sha3(REDEEM_CODE);
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const createGift = GiftBucket.methods.createGift(keycard, amount, redeemCodeHash);
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const createGiftGas = await createGift.estimateGas();
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await createGift.send({
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from: shop,
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gas: createGiftGas,
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});
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let totalSupply = await GiftBucket.methods.totalSupply().call();
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assert.equal(parseInt(totalSupply), parseInt(initialSupply), `totalSupply is ${totalSupply} instead of ${initialSupply}`);
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let availableSupply = await GiftBucket.methods.availableSupply().call();
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assert.equal(parseInt(availableSupply), parseInt(initialAvailableSupply) - amount);
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}
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it("createGift should fail if amount is zero", async function() {
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try {
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await testCreateGift(keycard_1, 0);
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assert.fail("createGift should have failed");
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} catch(e) {
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assert.match(e.message, /invalid amount/);
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}
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});
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it("createGift fails if amount > totalSupply", async function() {
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try {
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await testCreateGift(keycard_1, TOTAL_SUPPLY + 1);
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assert.fail("createGift should have failed");
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} catch(e) {
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assert.match(e.message, /low supply/);
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}
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});
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it("createGift", async function() {
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await testCreateGift(keycard_1, GIFT_AMOUNT);
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});
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it("createGift should fail if keycard has already been used", async function() {
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try {
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await testCreateGift(keycard_1, 1);
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assert.fail("createGift should have failed");
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} catch(e) {
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assert.match(e.message, /recipient already used/);
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}
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});
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it("createGift amount > availableSupply", async function() {
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try {
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await testCreateGift(keycard_2, TOTAL_SUPPLY - GIFT_AMOUNT + 1);
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assert.fail("createGift should have failed");
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} catch(e) {
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assert.match(e.message, /low supply/);
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}
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});
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async function testRedeem(receiver, recipient, signer, relayer, redeemCode, blockNumber, blockHash) {
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let initialBucketBalance = await TestToken.methods.balanceOf(GiftBucket._address).call();
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let initialUserBalance = await TestToken.methods.balanceOf(user).call();
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let initialRedeemableSupply = await GiftBucket.methods.redeemableSupply().call();
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let gift = await GiftBucket.methods.gifts(recipient).call();
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const amount = parseInt(gift.amount);
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const message = {
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blockNumber: blockNumber,
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blockHash: blockHash,
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receiver: receiver,
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code: redeemCode,
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};
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const sig = await signRedeem(GiftBucket._address, signer, message);
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const redeem = GiftBucket.methods.redeem(message, sig);
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const redeemGas = await redeem.estimateGas();
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await redeem.send({
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from: relayer,
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gas: redeemGas,
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});
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let expectedBucketBalance = parseInt(initialBucketBalance) - amount;
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let bucketBalance = await TestToken.methods.balanceOf(GiftBucket._address).call();
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assert.equal(parseInt(bucketBalance), expectedBucketBalance, `bucketBalance after redeem should be ${expectedBucketBalance} instead of ${bucketBalance}`);
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let expectedUserBalance = parseInt(initialUserBalance + amount);
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userBalance = await TestToken.methods.balanceOf(user).call();
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assert.equal(parseInt(userBalance), expectedUserBalance, `user`, `userBalance after redeem should be ${expectedUserBalance} instead of ${userBalance}`);
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let expectedRedeemableSupply = initialRedeemableSupply - amount;
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let redeemableSupply = await GiftBucket.methods.redeemableSupply().call();
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assert.equal(parseInt(redeemableSupply), expectedRedeemableSupply, `redeemableSupply after redeem should be ${expectedRedeemableSupply} instead of ${redeemableSupply}`);
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}
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it("cannot redeem after expiration date", async function() {
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const block = await web3.eth.getBlock("latest");
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await mineAt(EXPIRATION_TIME);
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try {
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await testRedeem(user, keycard_1, keycard_1, relayer, REDEEM_CODE, block.number, block.hash);
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assert.fail("redeem should have failed");
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} catch(e) {
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assert.match(e.message, /expired/);
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}
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});
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it("cannot redeem with invalid code", async function() {
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const block = await web3.eth.getBlock("latest");
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await mineAt(NOW);
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try {
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await testRedeem(user, keycard_1, keycard_1, relayer, web3.utils.sha3("bad-code"), block.number, block.hash);
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assert.fail("redeem should have failed");
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} catch(e) {
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assert.match(e.message, /invalid code/);
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}
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});
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it("cannot redeem with invalid recipient", async function() {
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const block = await web3.eth.getBlock("latest");
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await mineAt(NOW);
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try {
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await testRedeem(user, keycard_1, keycard_2, relayer, REDEEM_CODE, block.number, block.hash);
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assert.fail("redeem should have failed");
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} catch(e) {
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assert.match(e.message, /not found/);
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}
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});
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it("cannot redeem with a block in the future", async function() {
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const block = await web3.eth.getBlock("latest");
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await mineAt(NOW);
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try {
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await testRedeem(user, keycard_1, keycard_1, relayer, REDEEM_CODE, (block.number + 2), "0x0000000000000000000000000000000000000000000000000000000000000000");
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} catch (e) {
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assert.match(e.message, /future/);
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}
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});
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it("cannot redeem with an old block", async function() {
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const currentBlock = await web3.eth.getBlock("latest");
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const block = await web3.eth.getBlock(currentBlock.number - 10);
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await mineAt(NOW);
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try {
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await testRedeem(user, keycard_1, keycard_1, relayer, REDEEM_CODE, block.number, block.hash);
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} catch (e) {
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assert.match(e.message, /too old/);
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}
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});
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it("cannot redeem with an invalid hash", async function() {
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const block = await web3.eth.getBlock("latest");
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await mineAt(NOW);
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try {
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await testRedeem(user, keycard_1, keycard_1, relayer, REDEEM_CODE, block.number, "0x0000000000000000000000000000000000000000000000000000000000000000");
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} catch (e) {
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assert.match(e.message, /invalid block hash/);
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}
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});
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it("can redeem before expiration date", async function() {
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const block = await web3.eth.getBlock("latest");
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await mineAt(NOW);
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await testRedeem(user, keycard_1, keycard_1, relayer, REDEEM_CODE, block.number, block.hash);
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});
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async function testKill() {
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let initialShopBalance = parseInt(await TestToken.methods.balanceOf(shop).call());
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let initialBucketBalance = parseInt(await TestToken.methods.balanceOf(GiftBucket._address).call());
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await GiftBucket.methods.kill().send({
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from: shop,
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});
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let expectedShopBalance = initialShopBalance + initialBucketBalance;
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let shopBalance = await TestToken.methods.balanceOf(shop).call();
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assert.equal(parseInt(shopBalance), expectedShopBalance, `shop balance after kill is ${shopBalance} instead of ${expectedShopBalance}`);
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let bucketBalance = await TestToken.methods.balanceOf(GiftBucket._address).call();
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assert.equal(parseInt(bucketBalance), 0, `bucketBalance after kill is ${bucketBalance} instead of 0`);
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}
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it("shop cannot kill contract before expirationTime", async function() {
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await mineAt(NOW);
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try {
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await testKill();
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assert.fail("redeem should have failed");
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} catch(e) {
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assert.match(e.message, /not expired yet/);
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}
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});
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it("shop can kill contract after expirationTime", async function() {
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await mineAt(EXPIRATION_TIME);
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await testKill();
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});
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});
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