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31 lines
1.3 KiB
31 lines
1.3 KiB
/* eslint-env node, mocha */
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/* global artifacts, contract, assert */
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const Web3 = require('web3');
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const ethUtil = require('ethereumjs-util');
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const provider = new Web3.providers.HttpProvider('http://localhost:8555'); // testrpc-sc
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const web3 = new Web3(provider);
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const Simple = artifacts.require('./Simple.sol');
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contract('Simple', accounts => {
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it('should set x to 5', () => {
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let simple;
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return Simple.deployed()
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.then(instance => instance.test(5)) // We need this line to generate some coverage
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.then(() => {
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const message = 'Enclosed is my formal application for permanent residency in New Zealand';
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const messageSha3 = web3.sha3(message);
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const signature = web3.eth.sign(accounts[0], messageSha3);
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const messageBuffer = new Buffer(messageSha3.replace('0x', ''), 'hex');
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const messagePersonalHash = ethUtil.hashPersonalMessage(messageBuffer);
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const sigParams = ethUtil.fromRpcSig(signature);
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const publicKey = ethUtil.ecrecover(messagePersonalHash, sigParams.v, sigParams.r, sigParams.s);
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const senderBuffer = ethUtil.pubToAddress(publicKey);
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const sender = ethUtil.bufferToHex(senderBuffer);
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assert.equal(sender, accounts[0]);
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});
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});
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}); |