293 lines
16 KiB
TypeScript
293 lines
16 KiB
TypeScript
import Web3 = require("web3");
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import * as CrowdFundFactory from "../../contract/build/contracts/CrowdFundFactory.json";
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import { WebsocketProvider } from "web3/providers";
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import * as sigUtil from "eth-sig-util";
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const WEB3_PROVIDER = `ws://localhost:8545`;
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// accounts generated using `ganache -s testGrantIo`
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export const testAccounts = [
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[
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"0x0a4ab0753416ce1bebef3855fd081c170ae0194f",
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"872017489e13bc3d7fec343d14691ac3c95a7904651113ce018a6ee21ae70a6e"
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],
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[
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"0x926604d5a2383eae9d88eb4e884b1a34b3546194",
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"492e6984a9faa04e5aad31219db4db9c927ed011b2b56b3068b1ff2b34e43f00"
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],
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[
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"0xf277b4a0b9c89c07cc331b38d87a5a382501ed1a",
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"c6aba74cc839af98def2819a85949847f80af42d11fefab4ecb713752261099a"
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],
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[
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"0x6e6324d0927fb0aee2cbb1c915bcdc47c4f45a37",
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"c66b30565895ef84c9e1cda943d828f9a91e6a0c0624caae76a661e35c2dc722"
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],
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[
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"0xa696d8f7cfd0136c971492d0e9312c139cb18173",
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"5f33d8df218aaf0b2bfa640d04f69aa234a1997fa08b4db606e6b022aa18cc8c"
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],
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[
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"0xf90685b1a48259e192876744ff7829c1ba995093",
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"9d1e415439a8411e354e72acd944cae82c3c4296c5bef6ef5d848a97a94f9ea8"
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],
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[
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"0x9a4e6001044e16c5fe1c98f1ee71ce0b0005ad9b",
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"cb9c060f86cec728b11a6d1143de09d221bc3a417ea9ac3e3b2922589c259ed5"
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],
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[
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"0x3d03d67dbb26d13fafeebba55f5b6346213f602a",
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"68e1c39abdcc8fc7d801237eb730b8e0f3199e1841209944f8c63580749a6f61"
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],
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[
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"0x78ae7d98a2291093a4ff9e5003de4ab0d2a82169",
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"f4c9cf60f3f91559af004f7a8de8dfebe3121a2ac418ea4f00ec34b5c841ed42"
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],
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[
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"0x3cdbcc74770a13cba2045da4740c4c91ddd99b9e",
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"d5c02d0db53291c4074a249e983a2f117d3ebd4155d606edde51a9be7e5deee6"
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]
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];
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// keep our own web3 to avoid messing with App's Provider
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let e2eWeb3: Web3;
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let appWeb3: Web3;
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// open(method: string, url: string, async: boolean, username?: string | null, password?: string | null): void;
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export const loadWeb3 = (swapAcctIndex: number) => (window: any) => {
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if (appWeb3) {
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((appWeb3.currentProvider as WebsocketProvider)
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.connection as WebSocket).close();
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}
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if (e2eWeb3) {
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((e2eWeb3.currentProvider as WebsocketProvider)
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.connection as WebSocket).close();
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}
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appWeb3 = new Web3(WEB3_PROVIDER);
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e2eWeb3 = new Web3(WEB3_PROVIDER);
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// modify backend proposal fields derived using server time
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modifyProposalsApi(window);
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// window.web3.provider gets passed into new Web3 by frontend
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// we will inject this for setting contract.options.gas in frontend
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// this solves gas exhaustion issues
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(appWeb3.currentProvider as any)._e2eContractGas = 5000000;
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// intercept eth_signTypedData_v3 calls and sign (ganache doesn't support yet)
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// intercept eth_accounts RPC calls and fiddle with account[0]
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const origSend = appWeb3.currentProvider.send;
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const newSend = makeSendSpy(origSend, swapAcctIndex);
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appWeb3.currentProvider.send = newSend;
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window.web3 = appWeb3;
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};
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// intercept and modify/replace json rpc calls
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const makeSendSpy = (origSend: any, swapAcctIndex: number) => {
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return function(opts: any, cb: any) {
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let interceptedCb = cb;
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if (opts.method === "eth_signTypedData_v3") {
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const [acct, data] = opts.params;
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console.log(`e2e: eth_signTypedData_v3 signing for ${acct}`);
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const rawTypedData = JSON.parse(data);
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const signedMessage = signTypedData(acct, rawTypedData);
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interceptedCb(null, { result: signedMessage });
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} else {
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if (opts.method === "eth_accounts") {
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interceptedCb = (err: any, res: any) => {
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console.log(
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`e2e: swapping account[0] with account[${swapAcctIndex}] (${
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res.result[swapAcctIndex]
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})`
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);
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const acctZero = res.result[0];
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res.result[0] = res.result[swapAcctIndex];
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res.result[swapAcctIndex] = acctZero;
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cb(err, res);
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};
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}
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origSend.bind(appWeb3.currentProvider)(opts, interceptedCb);
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}
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};
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};
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// sign data using ganache determined private keys + eth-sig-util
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const signTypedData = (account: string, typedData: any) => {
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const testAccount = testAccounts.find(ta => ta[0] === account.toLowerCase());
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if (testAccount) {
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const privateKey = new Buffer(testAccount[1], "hex");
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const sig = sigUtil.signTypedData(privateKey, { data: typedData });
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return sig;
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} else {
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throw new Error(
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`e2e helpers.sign: Could not find privateKey for account ${account}`
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);
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}
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};
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// cypress doesn't yet support modifying incoming xhr requests
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// https://github.com/cypress-io/cypress/tree/full-network-stubbing-687
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const modifyProposalsApi = (window: any) => {
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patchXMLHttpRequest(window, /proposals\/([0-9]+)?/, text => {
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const json = JSON.parse(text);
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const mod = (proposal: any) => {
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if (proposal.crowdFund) {
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proposal.crowdFund.milestones.forEach((ms: any) => {
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if (ms.state === "ACTIVE") {
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// ms.state based on server time, let's use browser time
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ms.state =
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(ms.payoutRequestVoteDeadline > window.Date.now() && "ACTIVE") ||
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(ms.percentAgainstPayout >= 50 && "REJECTED") ||
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"PAID";
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if (ms.state != "ACTIVE") {
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console.log(
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`e2e modifyProposalApi changed ms.state to ${ms.state}`
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);
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}
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}
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return ms;
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});
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}
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return proposal;
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};
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if (Array.isArray(json)) {
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json.forEach(mod);
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} else {
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mod(json);
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}
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return JSON.stringify(json);
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});
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};
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// patch the window's XMLHttpRequest with modify fn
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const patchXMLHttpRequest = (
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window: any,
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urlMatch: RegExp,
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modify: (text: string) => string
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) => {
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const script = window.document.createElement("script");
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script.text = xhookText;
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window.__afterxhook__ = function() {
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console.log("xhook.after declaration");
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window.xhook.after(function(request: any, response: any) {
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if (urlMatch.test(request.url)) response.text = modify(response.text);
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});
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};
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window.document.head.appendChild(script);
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};
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const mineBlock = () =>
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e2eWeb3.currentProvider.send(
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{
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jsonrpc: "2.0",
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method: "evm_mine",
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params: [],
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id: Date.now()
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},
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() => null
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);
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const evmIncreaseTime = (seconds: number) =>
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new Promise((res, rej) => {
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e2eWeb3.currentProvider.send(
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{
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jsonrpc: "2.0",
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method: "evm_increaseTime",
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params: [seconds],
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id: Date.now()
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},
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(err, _) => (err && rej(err)) || res()
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);
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});
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export const increaseTime = (cy: Cypress.Chainable, ms: number) => {
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console.log("increasetime", ms);
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cy.log("INCREASE TIME", ms + "ms");
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cy.window({ log: false })
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.then(w => evmIncreaseTime(Math.round(ms / 1000)))
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.then(() => syncTimeWithEvm(cy));
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};
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export const syncTimeWithEvm = (cy: Cypress.Chainable) => {
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cy.window({ log: false })
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.then(w => {
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mineBlock();
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return e2eWeb3.eth
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.getBlock("latest")
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.then((x: any) => x.timestamp * 1000);
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})
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.then(t => {
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cy.log("SYNC TIME WITH EVM", new Date(t).toString());
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cy.clock({ log: false }).then(x => x.restore()); // important for repeated calls!
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cy.clock(t, ["Date"] as any, { log: false });
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});
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};
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export const createCrowdFund = (web3: Web3) => {
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const HOUR = 3600;
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const DAY = HOUR * 24;
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const ETHER = 10 ** 18;
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const NOW = Math.round(new Date().getTime() / 1000);
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return web3.eth.net.getId().then((id: number) => {
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const factoryAddy = (CrowdFundFactory as any).networks[id].address;
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const factory = new web3.eth.Contract(
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(CrowdFundFactory as any).abi,
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factoryAddy
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);
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return web3.eth.getAccounts().then((accounts: string[]) => {
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const raiseGoal = 1 * ETHER;
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const beneficiary = accounts[1];
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const trustees = [accounts[1]];
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const milestones = [raiseGoal + ""];
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const deadline = NOW + DAY * 100;
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const milestoneVotingPeriod = HOUR;
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const immediateFirstMilestonePayout = false;
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return factory.methods
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.createCrowdFund(
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raiseGoal + "",
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beneficiary,
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trustees,
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milestones,
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deadline,
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milestoneVotingPeriod,
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immediateFirstMilestonePayout
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)
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.send({
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from: accounts[4]
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// important
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// gas: 3695268
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})
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.then(
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(receipt: any) =>
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receipt.events.ContractCreated.returnValues.newAddress
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);
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});
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});
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};
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export const randomString = () => {
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return Math.random()
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.toString(36)
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.substring(7);
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};
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export const randomHex = function(len: number) {
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const maxlen = 8;
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const min = Math.pow(16, Math.min(len, maxlen) - 1);
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const max = Math.pow(16, Math.min(len, maxlen)) - 1;
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const n = Math.floor(Math.random() * (max - min + 1)) + min;
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let r = n.toString(16);
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while (r.length < len) {
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r = r + randomHex(len - maxlen);
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}
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return r;
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};
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// XHook - v1.4.9 - https://github.com/jpillora/xhook
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// Jaime Pillora <dev@jpillora.com> - MIT Copyright 2018
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const xhookText =
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'(function(a,b){var c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H=[].indexOf||function(a){for(var b=0,c=this.length;b<c;b++)if(b in this&&this[b]===a)return b;return-1};q=null,q="undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?self:"undefined"!=typeof global?global:a,x=q.document,d="before",c="after",o="readyState",n="addEventListener",m="removeEventListener",h="dispatchEvent",u="XMLHttpRequest",g="fetch",i="FormData",p=["load","loadend","loadstart"],e=["progress","abort","error","timeout"],E="undefined"!=typeof navigator&&navigator.useragent?navigator.userAgent:"",A=parseInt((/msie (\\d+)/.exec(E.toLowerCase())||[])[1]),isNaN(A)&&(A=parseInt((/trident\\/.*; rv:(\\d+)/.exec(E.toLowerCase())||[])[1])),(G=Array.prototype).indexOf||(G.indexOf=function(a){var b,c,d,e;for(b=d=0,e=this.length;d<e;b=++d)if(c=this[b],c===a)return b;return-1}),D=function(a,b){return Array.prototype.slice.call(a,b)},w=function(a){return"returnValue"===a||"totalSize"===a||"position"===a},z=function(a,b){var c;for(c in a)if(a[c],!w(c))try{b[c]=a[c]}catch(a){}return b},B=function(a){return void 0===a?null:a},C=function(a,b,c){var d,e,f,g;for(e=function(a){return function(d){var e,f,g;e={};for(f in d)w(f)||(g=d[f],e[f]=g===b?c:g);return c[h](a,e)}},f=0,g=a.length;f<g;f++)d=a[f],c._has(d)&&(b["on"+d]=e(d))},y=function(a){var b;if(x&&null!=x.createEventObject)return b=x.createEventObject(),b.type=a,b;try{return new Event(a)}catch(b){return{type:a}}},f=function(a){var c,d,e;return d={},e=function(a){return d[a]||[]},c={},c[n]=function(a,c,f){d[a]=e(a),d[a].indexOf(c)>=0||(f=f===b?d[a].length:f,d[a].splice(f,0,c))},c[m]=function(a,c){var f;if(a===b)return void(d={});c===b&&(d[a]=[]),f=e(a).indexOf(c),f!==-1&&e(a).splice(f,1)},c[h]=function(){var 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d.join("\\n")+"\\n";case"string":for(d=a.split("\\n"),i=0,j=d.length;i<j;i++)c=d[i],/([^:]+):\\s*(.+)/.test(c)&&(f=null!=(k=RegExp.$1)?k.toLowerCase():void 0,h=RegExp.$2,null==b[f]&&(b[f]=h));return b}},k=q[i],s=function(a){var b;this.fd=a?new k(a):new k,this.form=a,b=[],Object.defineProperty(this,"entries",{get:function(){var c;return c=a?D(a.querySelectorAll("input,select")).filter(function(a){var b;return"checkbox"!==(b=a.type)&&"radio"!==b||a.checked}).map(function(a){return[a.name,"file"===a.type?a.files:a.value]}):[],c.concat(b)}}),this.append=function(a){return function(){var c;return c=D(arguments),b.push(c),a.fd.append.apply(a.fd,c)}}(this)},k&&(F[i]=k,q[i]=s),l=q[u],F[u]=l,t=q[u]=function(){var a,b,g,i,j,k,l,m,q,r,t,w,x,y,D,E,G,I,J,K,L;a=-1,I=new F[u],t={},y=null,l=void 0,D=void 0,w=void 0,r=function(){var b,c,d,e;if(w.status=y||I.status,y===a&&A<10||(w.statusText=I.statusText),y!==a){e=v(I.getAllResponseHeaders());for(b in 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