liquid-democracy-7.js

const LiquidDemocracy = artifacts.require("LiquidDemocracy");

contract('LiquidDemocracy', function(accounts) {
  it('propose-vote-delegate-2', async function() {
    let instance = await LiquidDemocracy.deployed();
    let txs = [
      instance.newProposal('proposal 0'),
      instance.newProposal('proposal 1'),
      instance.newProposal('proposal 2')
    ];
    for (let i = 1; i < 10; i++) {
      txs.push(instance.addVoter(accounts[i]))
    }
    await Promise.all(txs);

    // delegations
    await instance.delegateTo(accounts[2], {from: accounts[3]})
    await instance.delegateTo(accounts[5], {from: accounts[6]})
    await instance.delegateTo(accounts[7], {from: accounts[8]})

    // V7 delegates to V5 creating a super proxy
    await instance.delegateTo(accounts[5], {from: accounts[7]})

    // V5 delegates their combined voting power to V4
    await instance.delegateTo(accounts[4], {from: accounts[5]})

    // Voting begins
    await instance.vote(0, {from: accounts[1]}) // Yes
    await instance.vote(1, {from: accounts[2]}) // No
    await instance.vote(2, {from: accounts[4]}) // Maybe
    await instance.vote(2, {from: accounts[9]})

    // Voter 8 changes their delegation
    await instance.delegateTo(accounts[2], {from: accounts[8]})

    let tx = await instance.findWinningProposal()
    assert.equal('Winner', tx.logs[0].event);
    assert.equal('2', tx.logs[0].args.proposal.toString()); // proposal number 2
    assert.equal('5', tx.logs[0].args.votes.toString()); // numVotes on winner proposal

    let p0 = await instance.proposals(0);
    assert.equal('1', p0[1].toString()); // proposal 0 (Yes, build the status) has 1 vote - Wah! Modiji Wah!
    
    let p1 = await instance.proposals(1);
    assert.equal('3', p1[1].toString()); // proposal 1 has 3 votes (Voter 2, 3 and 8)
  })
 })