881 lines
32 KiB
JavaScript
881 lines
32 KiB
JavaScript
const jsonfile = require('jsonfile');
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const elliptic = require('elliptic');
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const BigNumber = require('bignumber.js');
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const Wormhole = artifacts.require("Wormhole");
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const TokenBridge = artifacts.require("TokenBridge");
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const BridgeImplementation = artifacts.require("BridgeImplementation");
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const TokenImplementation = artifacts.require("TokenImplementation");
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const MockBridgeImplementation = artifacts.require("MockBridgeImplementation");
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const MockWETH9 = artifacts.require("MockWETH9");
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const testSigner1PK = "cfb12303a19cde580bb4dd771639b0d26bc68353645571a8cff516ab2ee113a0";
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const testSigner2PK = "892330666a850761e7370376430bb8c2aa1494072d3bfeaed0c4fa3d5a9135fe";
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const WormholeImplementationFullABI = jsonfile.readFileSync("build/contracts/Implementation.json").abi
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const BridgeImplementationFullABI = jsonfile.readFileSync("build/contracts/BridgeImplementation.json").abi
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const TokenImplementationFullABI = jsonfile.readFileSync("build/contracts/TokenImplementation.json").abi
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contract("Bridge", function () {
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const testSigner1 = web3.eth.accounts.privateKeyToAccount(testSigner1PK);
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const testSigner2 = web3.eth.accounts.privateKeyToAccount(testSigner2PK);
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const testChainId = "2";
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const testGovernanceChainId = "1";
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const testGovernanceContract = "0x0000000000000000000000000000000000000000000000000000000000000004";
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let WETH = "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2";
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const testForeignChainId = "1";
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const testForeignBridgeContract = "0x000000000000000000000000000000000000000000000000000000000000ffff";
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const testBridgedAssetChain = "0001";
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const testBridgedAssetAddress = "000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e";
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it("should be initialized with the correct signers and values", async function () {
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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const weth = await initialized.methods.WETH().call();
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assert.equal(weth, WETH);
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const tokenImplentation = await initialized.methods.tokenImplementation().call();
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assert.equal(tokenImplentation, TokenImplementation.address);
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// test beacon functionality
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const beaconImplementation = await initialized.methods.implementation().call();
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assert.equal(beaconImplementation, TokenImplementation.address);
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// chain id
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const chainId = await initialized.methods.chainId().call();
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assert.equal(chainId, testChainId);
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// governance
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const governanceChainId = await initialized.methods.governanceChainId().call();
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assert.equal(governanceChainId, testGovernanceChainId);
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const governanceContract = await initialized.methods.governanceContract().call();
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assert.equal(governanceContract, testGovernanceContract);
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})
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it("should register a foreign bridge implementation correctly", async function () {
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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const accounts = await web3.eth.getAccounts();
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let data = [
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"0x",
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"000000000000000000000000000000000000000000546f6b656e427269646765",
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"01",
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"0000",
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web3.eth.abi.encodeParameter("uint16", testForeignChainId).substring(2 + (64 - 4)),
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web3.eth.abi.encodeParameter("bytes32", testForeignBridgeContract).substring(2),
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].join('')
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const vm = await signAndEncodeVM(
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1,
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1,
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testGovernanceChainId,
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testGovernanceContract,
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0,
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data,
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[
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testSigner1PK
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],
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0,
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0
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);
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let before = await initialized.methods.bridgeContracts(testForeignChainId).call();
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assert.equal(before, "0x0000000000000000000000000000000000000000000000000000000000000000");
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await initialized.methods.registerChain("0x" + vm).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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let after = await initialized.methods.bridgeContracts(testForeignChainId).call();
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assert.equal(after, testForeignBridgeContract);
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})
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it("should accept a valid upgrade", async function () {
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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const accounts = await web3.eth.getAccounts();
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const mock = await MockBridgeImplementation.new();
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let data = [
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"0x",
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"000000000000000000000000000000000000000000546f6b656e427269646765",
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"02",
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web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + (64 - 4)),
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web3.eth.abi.encodeParameter("address", mock.address).substring(2),
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].join('')
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const vm = await signAndEncodeVM(
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1,
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1,
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testGovernanceChainId,
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testGovernanceContract,
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0,
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data,
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[
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testSigner1PK
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],
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0,
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0
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);
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let before = await web3.eth.getStorageAt(TokenBridge.address, "0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc");
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assert.equal(before.toLowerCase(), BridgeImplementation.address.toLowerCase());
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await initialized.methods.upgrade("0x" + vm).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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let after = await web3.eth.getStorageAt(TokenBridge.address, "0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc");
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assert.equal(after.toLowerCase(), mock.address.toLowerCase());
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const mockImpl = new web3.eth.Contract(MockBridgeImplementation.abi, TokenBridge.address);
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let isUpgraded = await mockImpl.methods.testNewImplementationActive().call();
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assert.ok(isUpgraded);
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})
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it("bridged tokens should only be mint- and burn-able by owner", async function () {
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const accounts = await web3.eth.getAccounts();
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// initialize our template token contract
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const token = new web3.eth.Contract(TokenImplementation.abi, TokenImplementation.address);
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await token.methods.initialize(
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"TestToken",
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"TT",
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18,
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0,
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accounts[0],
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0,
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"0x0"
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).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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await token.methods.mint(accounts[0], 10).send({
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from: accounts[0],
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gasLimit: 2000000
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});
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await token.methods.burn(accounts[0], 5).send({
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from: accounts[0],
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gasLimit: 2000000
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});
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let failed = false
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try {
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await token.methods.mint(accounts[0], 10).send({
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from: accounts[1],
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gasLimit: 2000000
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});
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} catch (e) {
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failed = true
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}
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assert.ok(failed)
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failed = false
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try {
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await token.methods.burn(accounts[0], 5).send({
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from: accounts[1],
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gasLimit: 2000000
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});
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} catch (e) {
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failed = true
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}
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assert.ok(failed)
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await token.methods.burn(accounts[0], 5).send({
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from: accounts[0],
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gasLimit: 2000000
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});
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})
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it("should attest a token correctly", async function () {
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const accounts = await web3.eth.getAccounts();
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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await initialized.methods.attestToken(TokenImplementation.address, "234").send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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const wormhole = new web3.eth.Contract(WormholeImplementationFullABI, Wormhole.address);
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const log = (await wormhole.getPastEvents('LogMessagePublished', {
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fromBlock: 'latest'
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}))[0].returnValues
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assert.equal(log.sender, TokenBridge.address)
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assert.equal(log.payload.length - 2, 200);
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// payload id
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assert.equal(log.payload.substr(2, 2), "02");
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// token address
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assert.equal(log.payload.substr(4, 64), web3.eth.abi.encodeParameter("address", TokenImplementation.address).substring(2));
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// chain id
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assert.equal(log.payload.substr(68, 4), web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + 64 - 4))
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// decimals
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assert.equal(log.payload.substr(72, 2), web3.eth.abi.encodeParameter("uint8", 18).substring(2 + 64 - 2))
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// symbol (TT)
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assert.equal(log.payload.substr(74, 64), "5454000000000000000000000000000000000000000000000000000000000000")
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// name (TestToken (Wormhole))
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assert.equal(log.payload.substr(138, 64), "54657374546f6b656e2028576f726d686f6c6529000000000000000000000000")
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})
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it("should correctly deploy a wrapped asset for a token attestation", async function () {
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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const accounts = await web3.eth.getAccounts();
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const data = "0x02" +
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// tokenAddress
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testBridgedAssetAddress +
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// tokenchain
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testBridgedAssetChain +
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// decimals
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"12" +
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// symbol
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"5454000000000000000000000000000000000000000000000000000000000000" +
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// name
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"54657374546f6b656e0000000000000000000000000000000000000000000000";
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const vm = await signAndEncodeVM(
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0,
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0,
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testForeignChainId,
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testForeignBridgeContract,
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0,
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data,
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[
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testSigner1PK
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],
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0,
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0
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);
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await initialized.methods.createWrapped("0x" + vm).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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const wrappedAddress = await initialized.methods.wrappedAsset("0x0001", "0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e").call();
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assert.ok(await initialized.methods.isWrappedAsset(wrappedAddress).call())
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const initializedWrappedAsset = new web3.eth.Contract(TokenImplementation.abi, wrappedAddress);
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const symbol = await initializedWrappedAsset.methods.symbol().call();
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assert.equal(symbol, "TT");
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const name = await initializedWrappedAsset.methods.name().call();
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assert.equal(name, "TestToken (Wormhole)");
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const decimals = await initializedWrappedAsset.methods.decimals().call();
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assert.equal(decimals, 18);
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const chainId = await initializedWrappedAsset.methods.chainId().call();
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assert.equal(chainId, 1);
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const nativeContract = await initializedWrappedAsset.methods.nativeContract().call();
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assert.equal(nativeContract, "0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e");
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})
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it("should correctly update a wrapped asset for a token attestation", async function () {
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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const accounts = await web3.eth.getAccounts();
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const data = "0x02" +
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// tokenAddress
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testBridgedAssetAddress +
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// tokenchain
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testBridgedAssetChain +
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// decimals
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"12" +
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// symbol
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"5555000000000000000000000000000000000000000000000000000000000000" +
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// name
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"5472656500000000000000000000000000000000000000000000000000000000";
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let vm = await signAndEncodeVM(
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0,
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0,
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testForeignChainId,
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testForeignBridgeContract,
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0,
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data,
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[
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testSigner1PK
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],
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0,
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0
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);
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let failed = false;
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try {
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await initialized.methods.updateWrapped("0x" + vm).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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} catch (error) {
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assert.equal(error.message, "Returned error: VM Exception while processing transaction: revert current metadata is up to date")
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failed = true
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}
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assert.ok(failed)
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vm = await signAndEncodeVM(
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0,
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0,
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testForeignChainId,
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testForeignBridgeContract,
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1,
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data,
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[
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testSigner1PK
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],
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0,
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0
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);
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await initialized.methods.updateWrapped("0x" + vm).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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const wrappedAddress = await initialized.methods.wrappedAsset("0x0001", "0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e").call();
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assert.ok(await initialized.methods.isWrappedAsset(wrappedAddress).call())
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const initializedWrappedAsset = new web3.eth.Contract(TokenImplementation.abi, wrappedAddress);
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const symbol = await initializedWrappedAsset.methods.symbol().call();
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assert.equal(symbol, "UU");
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const name = await initializedWrappedAsset.methods.name().call();
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assert.equal(name, "Tree (Wormhole)");
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const decimals = await initializedWrappedAsset.methods.decimals().call();
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assert.equal(decimals, 18);
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const chainId = await initializedWrappedAsset.methods.chainId().call();
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assert.equal(chainId, 1);
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const nativeContract = await initializedWrappedAsset.methods.nativeContract().call();
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assert.equal(nativeContract, "0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e");
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})
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it("should deposit and log transfers correctly", async function () {
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const accounts = await web3.eth.getAccounts();
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const amount = "1000000000000000000";
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const fee = "100000000000000000";
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// mint and approve tokens
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const token = new web3.eth.Contract(TokenImplementation.abi, TokenImplementation.address);
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await token.methods.mint(accounts[0], amount).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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await token.methods.approve(TokenBridge.address, amount).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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// deposit tokens
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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const accountBalanceBefore = await token.methods.balanceOf(accounts[0]).call();
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const bridgeBalanceBefore = await token.methods.balanceOf(TokenBridge.address).call();
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assert.equal(accountBalanceBefore.toString(10), amount);
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assert.equal(bridgeBalanceBefore.toString(10), "0");
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await initialized.methods.transferTokens(
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TokenImplementation.address,
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amount,
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"10",
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"0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e",
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fee,
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"234"
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).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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const accountBalanceAfter = await token.methods.balanceOf(accounts[0]).call();
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const bridgeBalanceAfter = await token.methods.balanceOf(TokenBridge.address).call();
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assert.equal(accountBalanceAfter.toString(10), "0");
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assert.equal(bridgeBalanceAfter.toString(10), amount);
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// check transfer log
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const wormhole = new web3.eth.Contract(WormholeImplementationFullABI, Wormhole.address);
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const log = (await wormhole.getPastEvents('LogMessagePublished', {
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fromBlock: 'latest'
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}))[0].returnValues
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assert.equal(log.sender, TokenBridge.address)
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assert.equal(log.payload.length - 2, 266);
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// payload id
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assert.equal(log.payload.substr(2, 2), "01");
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// amount
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assert.equal(log.payload.substr(4, 64), web3.eth.abi.encodeParameter("uint256", new BigNumber(amount).div(1e10).toString()).substring(2));
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// token
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assert.equal(log.payload.substr(68, 64), web3.eth.abi.encodeParameter("address", TokenImplementation.address).substring(2));
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// chain id
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assert.equal(log.payload.substr(132, 4), web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + 64 - 4))
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// to
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assert.equal(log.payload.substr(136, 64), "000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e");
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// to chain id
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assert.equal(log.payload.substr(200, 4), web3.eth.abi.encodeParameter("uint16", 10).substring(2 + 64 - 4))
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// fee
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assert.equal(log.payload.substr(204, 64), web3.eth.abi.encodeParameter("uint256", new BigNumber(fee).div(1e10).toString()).substring(2))
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})
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it("should transfer out locked assets for a valid transfer vm", async function () {
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const accounts = await web3.eth.getAccounts();
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const amount = "1000000000000000000";
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const token = new web3.eth.Contract(TokenImplementation.abi, TokenImplementation.address);
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const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
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const accountBalanceBefore = await token.methods.balanceOf(accounts[0]).call();
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const bridgeBalanceBefore = await token.methods.balanceOf(TokenBridge.address).call();
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assert.equal(accountBalanceBefore.toString(10), "0");
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assert.equal(bridgeBalanceBefore.toString(10), amount);
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const data = "0x" +
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"01" +
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// amount
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web3.eth.abi.encodeParameter("uint256", new BigNumber(amount).div(1e10).toString()).substring(2) +
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// tokenaddress
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web3.eth.abi.encodeParameter("address", TokenImplementation.address).substr(2) +
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// tokenchain
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web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + (64 - 4)) +
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// receiver
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web3.eth.abi.encodeParameter("address", accounts[0]).substr(2) +
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// receiving chain
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web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + (64 - 4)) +
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// fee
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"0000000000000000000000000000000000000000000000000000000000000000";
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const vm = await signAndEncodeVM(
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0,
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0,
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testForeignChainId,
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testForeignBridgeContract,
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0,
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data,
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[
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testSigner1PK
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],
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0,
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0
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);
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await initialized.methods.completeTransfer("0x" + vm).send({
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value: 0,
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from: accounts[0],
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gasLimit: 2000000
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});
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const accountBalanceAfter = await token.methods.balanceOf(accounts[0]).call();
|
|
const bridgeBalanceAfter = await token.methods.balanceOf(TokenBridge.address).call();
|
|
|
|
assert.equal(accountBalanceAfter.toString(10), amount);
|
|
assert.equal(bridgeBalanceAfter.toString(10), "0");
|
|
})
|
|
|
|
it("should mint bridged assets wrappers on transfer from another chain and handle fees correctly", async function () {
|
|
const accounts = await web3.eth.getAccounts();
|
|
const amount = "1000000000000000000";
|
|
const fee = "1000000000000000";
|
|
|
|
const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
|
|
|
|
const wrappedAddress = await initialized.methods.wrappedAsset("0x" + testBridgedAssetChain, "0x" + testBridgedAssetAddress).call();
|
|
const wrappedAsset = new web3.eth.Contract(TokenImplementation.abi, wrappedAddress);
|
|
|
|
const totalSupply = await wrappedAsset.methods.totalSupply().call();
|
|
assert.equal(totalSupply.toString(10), "0");
|
|
|
|
// we are using the asset where we created a wrapper in the previous test
|
|
const data = "0x" +
|
|
"01" +
|
|
// amount
|
|
web3.eth.abi.encodeParameter("uint256", new BigNumber(amount).div(1e10).toString()).substring(2) +
|
|
// tokenaddress
|
|
testBridgedAssetAddress +
|
|
// tokenchain
|
|
testBridgedAssetChain +
|
|
// receiver
|
|
web3.eth.abi.encodeParameter("address", accounts[0]).substr(2) +
|
|
// receiving chain
|
|
web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + (64 - 4)) +
|
|
// fee
|
|
web3.eth.abi.encodeParameter("uint256", new BigNumber(fee).div(1e10).toString()).substring(2);
|
|
|
|
const vm = await signAndEncodeVM(
|
|
0,
|
|
0,
|
|
testForeignChainId,
|
|
testForeignBridgeContract,
|
|
0,
|
|
data,
|
|
[
|
|
testSigner1PK
|
|
],
|
|
0,
|
|
0
|
|
);
|
|
|
|
await initialized.methods.completeTransfer("0x" + vm).send({
|
|
value: 0,
|
|
from: accounts[1],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
const accountBalanceAfter = await wrappedAsset.methods.balanceOf(accounts[0]).call();
|
|
const senderBalanceAfter = await wrappedAsset.methods.balanceOf(accounts[1]).call();
|
|
const totalSupplyAfter = await wrappedAsset.methods.totalSupply().call();
|
|
|
|
assert.equal(accountBalanceAfter.toString(10), new BigNumber(amount).minus(fee).toString(10));
|
|
assert.equal(senderBalanceAfter.toString(10), fee);
|
|
assert.equal(totalSupplyAfter.toString(10), amount);
|
|
|
|
await wrappedAsset.methods.transfer(accounts[0], fee).send({
|
|
value: 0,
|
|
from: accounts[1],
|
|
gasLimit: 2000000
|
|
});
|
|
})
|
|
|
|
it("should burn bridged assets wrappers on transfer to another chain", async function () {
|
|
|
|
const accounts = await web3.eth.getAccounts();
|
|
const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
|
|
const amount = "1000000000000000000";
|
|
|
|
const wrappedAddress = await initialized.methods.wrappedAsset("0x" + testBridgedAssetChain, "0x" + testBridgedAssetAddress).call();
|
|
const wrappedAsset = new web3.eth.Contract(TokenImplementation.abi, wrappedAddress);
|
|
|
|
await wrappedAsset.methods.approve(TokenBridge.address, amount).send({
|
|
value: 0,
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
// deposit tokens
|
|
|
|
const accountBalanceBefore = await wrappedAsset.methods.balanceOf(accounts[0]).call();
|
|
|
|
assert.equal(accountBalanceBefore.toString(10), amount);
|
|
|
|
await initialized.methods.transferTokens(
|
|
wrappedAddress,
|
|
amount,
|
|
"11",
|
|
"0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e",
|
|
"0",
|
|
"234"
|
|
).send({
|
|
value: 0,
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
const accountBalanceAfter = await wrappedAsset.methods.balanceOf(accounts[0]).call();
|
|
assert.equal(accountBalanceAfter.toString(10), "0");
|
|
|
|
const bridgeBalanceAfter = await wrappedAsset.methods.balanceOf(TokenBridge.address).call();
|
|
assert.equal(bridgeBalanceAfter.toString(10), "0");
|
|
|
|
const totalSupplyAfter = await wrappedAsset.methods.totalSupply().call();
|
|
assert.equal(totalSupplyAfter.toString(10), "0");
|
|
})
|
|
|
|
it("should handle ETH deposits correctly", async function () {
|
|
const accounts = await web3.eth.getAccounts();
|
|
const amount = "100000000000000000";
|
|
const fee = "10000000000000000";
|
|
|
|
// mint and approve tokens
|
|
WETH = (await MockWETH9.new()).address;
|
|
const token = new web3.eth.Contract(MockWETH9.abi, WETH);
|
|
|
|
// set WETH contract
|
|
const mock = new web3.eth.Contract(MockBridgeImplementation.abi, TokenBridge.address);
|
|
mock.methods.testUpdateWETHAddress(WETH).send({
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
// deposit tokens
|
|
const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
|
|
|
|
const totalWETHSupply = await token.methods.totalSupply().call();
|
|
const bridgeBalanceBefore = await token.methods.balanceOf(TokenBridge.address).call();
|
|
|
|
assert.equal(totalWETHSupply.toString(10), "0");
|
|
assert.equal(bridgeBalanceBefore.toString(10), "0");
|
|
|
|
await initialized.methods.wrapAndTransferETH(
|
|
"10",
|
|
"0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e",
|
|
fee,
|
|
"234"
|
|
).send({
|
|
value: amount,
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
const totalWETHSupplyAfter = await token.methods.totalSupply().call();
|
|
const bridgeBalanceAfter = await token.methods.balanceOf(TokenBridge.address).call();
|
|
|
|
assert.equal(totalWETHSupplyAfter.toString(10), amount);
|
|
assert.equal(bridgeBalanceAfter.toString(10), amount);
|
|
|
|
// check transfer log
|
|
const wormhole = new web3.eth.Contract(WormholeImplementationFullABI, Wormhole.address);
|
|
const log = (await wormhole.getPastEvents('LogMessagePublished', {
|
|
fromBlock: 'latest'
|
|
}))[0].returnValues
|
|
|
|
assert.equal(log.sender, TokenBridge.address)
|
|
|
|
assert.equal(log.payload.length - 2, 266);
|
|
|
|
// payload id
|
|
assert.equal(log.payload.substr(2, 2), "01");
|
|
|
|
// amount
|
|
assert.equal(log.payload.substr(4, 64), web3.eth.abi.encodeParameter("uint256", new BigNumber(amount).div(1e10).toString()).substring(2));
|
|
|
|
// token
|
|
assert.equal(log.payload.substr(68, 64), web3.eth.abi.encodeParameter("address", WETH).substring(2));
|
|
|
|
// chain id
|
|
assert.equal(log.payload.substr(132, 4), web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + 64 - 4))
|
|
|
|
// to
|
|
assert.equal(log.payload.substr(136, 64), "000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e");
|
|
|
|
// to chain id
|
|
assert.equal(log.payload.substr(200, 4), web3.eth.abi.encodeParameter("uint16", 10).substring(2 + 64 - 4))
|
|
|
|
// fee
|
|
assert.equal(log.payload.substr(204, 64), web3.eth.abi.encodeParameter("uint256", new BigNumber(fee).div(1e10).toString()).substring(2))
|
|
})
|
|
|
|
it("should handle ETH withdrawals and fees correctly", async function () {
|
|
const accounts = await web3.eth.getAccounts();
|
|
const amount = "100000000000000000";
|
|
const fee = "50000000000000000";
|
|
|
|
const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
|
|
|
|
const token = new web3.eth.Contract(MockWETH9.abi, WETH);
|
|
|
|
const totalSupply = await token.methods.totalSupply().call();
|
|
assert.equal(totalSupply.toString(10), amount);
|
|
|
|
const feeRecipientBalanceBefore = await web3.eth.getBalance(accounts[0]);
|
|
const accountBalanceBefore = await web3.eth.getBalance(accounts[1]);
|
|
|
|
// we are using the asset where we created a wrapper in the previous test
|
|
const data = "0x" +
|
|
"01" +
|
|
// amount
|
|
web3.eth.abi.encodeParameter("uint256", new BigNumber(amount).div(1e10).toString()).substring(2) +
|
|
// tokenaddress
|
|
web3.eth.abi.encodeParameter("address", WETH).substr(2) +
|
|
// tokenchain
|
|
web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + (64 - 4)) +
|
|
// receiver
|
|
web3.eth.abi.encodeParameter("address", accounts[1]).substr(2) +
|
|
// receiving chain
|
|
web3.eth.abi.encodeParameter("uint16", testChainId).substring(2 + (64 - 4)) +
|
|
// fee
|
|
web3.eth.abi.encodeParameter("uint256", new BigNumber(fee).div(1e10).toString()).substring(2);
|
|
|
|
const vm = await signAndEncodeVM(
|
|
0,
|
|
0,
|
|
testForeignChainId,
|
|
testForeignBridgeContract,
|
|
0,
|
|
data,
|
|
[
|
|
testSigner1PK
|
|
],
|
|
0,
|
|
0
|
|
);
|
|
|
|
const transferTX = await initialized.methods.completeTransferAndUnwrapETH("0x" + vm).send({
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
const totalSupplyAfter = await token.methods.totalSupply().call();
|
|
assert.equal(totalSupplyAfter.toString(10), "0");
|
|
|
|
const accountBalanceAfter = await web3.eth.getBalance(accounts[1]);
|
|
const feeRecipientBalanceAfter = await web3.eth.getBalance(accounts[0]);
|
|
|
|
assert.equal((new BigNumber(accountBalanceAfter)).minus(accountBalanceBefore).toString(10), (new BigNumber(amount)).minus(fee).toString(10))
|
|
assert.ok((new BigNumber(feeRecipientBalanceAfter)).gt(feeRecipientBalanceBefore))
|
|
})
|
|
|
|
it("should revert on transfer out of a total of > max(uint64) tokens", async function () {
|
|
const accounts = await web3.eth.getAccounts();
|
|
const supply = "184467440737095516160000000000";
|
|
const firstTransfer = "1000000000000";
|
|
|
|
// mint and approve tokens
|
|
const token = new web3.eth.Contract(TokenImplementation.abi, TokenImplementation.address);
|
|
await token.methods.mint(accounts[0], supply).send({
|
|
value: 0,
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
await token.methods.approve(TokenBridge.address, supply).send({
|
|
value: 0,
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
// deposit tokens
|
|
const initialized = new web3.eth.Contract(BridgeImplementationFullABI, TokenBridge.address);
|
|
|
|
await initialized.methods.transferTokens(
|
|
TokenImplementation.address,
|
|
firstTransfer,
|
|
"10",
|
|
"0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e",
|
|
"0",
|
|
"0"
|
|
).send({
|
|
value: 0,
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
|
|
let failed = false;
|
|
try {
|
|
await initialized.methods.transferTokens(
|
|
TokenImplementation.address,
|
|
new BigNumber(supply).minus(firstTransfer).toString(10),
|
|
"10",
|
|
"0x000000000000000000000000b7a2211e8165943192ad04f5dd21bedc29ff003e",
|
|
"0",
|
|
"0"
|
|
).send({
|
|
value: 0,
|
|
from: accounts[0],
|
|
gasLimit: 2000000
|
|
});
|
|
} catch (error) {
|
|
assert.equal(error.message, "Returned error: VM Exception while processing transaction: revert transfer exceeds max outstanding bridged token amount")
|
|
failed = true
|
|
}
|
|
|
|
assert.ok(failed)
|
|
})
|
|
});
|
|
|
|
const signAndEncodeVM = async function (
|
|
timestamp,
|
|
nonce,
|
|
emitterChainId,
|
|
emitterAddress,
|
|
sequence,
|
|
data,
|
|
signers,
|
|
guardianSetIndex,
|
|
consistencyLevel
|
|
) {
|
|
const body = [
|
|
web3.eth.abi.encodeParameter("uint32", timestamp).substring(2 + (64 - 8)),
|
|
web3.eth.abi.encodeParameter("uint32", nonce).substring(2 + (64 - 8)),
|
|
web3.eth.abi.encodeParameter("uint16", emitterChainId).substring(2 + (64 - 4)),
|
|
web3.eth.abi.encodeParameter("bytes32", emitterAddress).substring(2),
|
|
web3.eth.abi.encodeParameter("uint64", sequence).substring(2 + (64 - 16)),
|
|
web3.eth.abi.encodeParameter("uint8", consistencyLevel).substring(2 + (64 - 2)),
|
|
data.substr(2)
|
|
]
|
|
|
|
const hash = web3.utils.soliditySha3(web3.utils.soliditySha3("0x" + body.join("")))
|
|
|
|
let signatures = "";
|
|
|
|
for (let i in signers) {
|
|
const ec = new elliptic.ec("secp256k1");
|
|
const key = ec.keyFromPrivate(signers[i]);
|
|
const signature = key.sign(hash.substr(2), {canonical: true});
|
|
|
|
const packSig = [
|
|
web3.eth.abi.encodeParameter("uint8", i).substring(2 + (64 - 2)),
|
|
zeroPadBytes(signature.r.toString(16), 32),
|
|
zeroPadBytes(signature.s.toString(16), 32),
|
|
web3.eth.abi.encodeParameter("uint8", signature.recoveryParam).substr(2 + (64 - 2)),
|
|
]
|
|
|
|
signatures += packSig.join("")
|
|
}
|
|
|
|
const vm = [
|
|
web3.eth.abi.encodeParameter("uint8", 1).substring(2 + (64 - 2)),
|
|
web3.eth.abi.encodeParameter("uint32", guardianSetIndex).substring(2 + (64 - 8)),
|
|
web3.eth.abi.encodeParameter("uint8", signers.length).substring(2 + (64 - 2)),
|
|
|
|
signatures,
|
|
body.join("")
|
|
].join("");
|
|
|
|
return vm
|
|
}
|
|
|
|
function zeroPadBytes(value, length) {
|
|
while (value.length < 2 * length) {
|
|
value = "0" + value;
|
|
}
|
|
return value;
|
|
} |