liquid-funding/test/DelegationChain.js

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/* eslint-env mocha */
/* eslint-disable no-await-in-loop */
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const Ganache = require('ganache-cli');
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const Web3 = require('web3');
const { assert } = require('chai');
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const { test } = require('../index');
const deployLP = require('./helpers/deployLP');
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const { assertFail } = test;
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const printState = async liquidPledgingState => {
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const st = await liquidPledgingState.getState();
console.log(JSON.stringify(st, null, 2));
};
describe('DelegationChain test', function() {
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this.timeout(0);
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let ganache;
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let web3;
let accounts;
let liquidPledging;
let liquidPledgingState;
let vault;
let giver1;
let giver2;
let delegate1;
let delegate2;
let delegate3;
let adminProject1;
let token;
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const gasUsage = {};
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before(async () => {
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ganache = Ganache.server({
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gasLimit: 6700000,
total_accounts: 10,
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});
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ganache.listen(8545, '127.0.0.1');
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web3 = new Web3('http://localhost:8545');
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accounts = await web3.eth.getAccounts();
delegate1 = accounts[2];
delegate2 = accounts[3];
delegate3 = accounts[4];
adminProject1 = accounts[5];
giver2 = accounts[6];
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const deployment = await deployLP(web3);
giver1 = deployment.giver1;
vault = deployment.vault;
liquidPledging = deployment.liquidPledging;
liquidPledgingState = deployment.liquidPledgingState;
token = deployment.token;
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});
after(done => {
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ganache.close();
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done();
});
it('Should add pledgeAdmins', async () => {
await liquidPledging.addGiver('Giver1', 'URLGiver1', 86400, 0, { from: giver1 }); // pledgeAdmin 1
await liquidPledging.addDelegate('Delegate1', 'URLDelegate1', 259200, 0, { from: delegate1 }); // pledgeAdmin 2
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await liquidPledging.addDelegate('Delegate2', 'URLDelegate2', 0, 0, { from: delegate2 }); // pledgeAdmin 3
await liquidPledging.addDelegate('Delegate3', 'URLDelegate3', 0, 0, { from: delegate3 }); // pledgeAdmin 4
await liquidPledging.addProject('Project1', 'URLProject1', adminProject1, 0, 0, 0, {
from: adminProject1,
}); // pledgeAdmin 5
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await liquidPledging.addGiver('Giver2', 'URLGiver2', 0, 0, { from: giver2 }); // pledgeAdmin 6
const nAdmins = await liquidPledging.numberOfPledgeAdmins();
assert.equal(nAdmins, 6);
});
it('Should allow previous delegate to transfer pledge', async () => {
await liquidPledging.donate(1, 2, token.$address, 1000, { from: giver1 });
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// add delegate2 to chain
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await liquidPledging.transfer(2, 2, 1000, 3, { from: delegate1 });
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// delegate 1 transfer pledge back to self, thus undelegating delegate2
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await liquidPledging.transfer(2, 3, 1000, 2, { from: delegate1, $extraGas: 200000 });
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const st = await liquidPledgingState.getState();
assert.equal(st.pledges[2].amount, 1000);
assert.equal(st.pledges[3].amount, 0);
});
it('Should allow any delegate in chain to transfer pledge and undelegate all delegates occurring later in chain', async () => {
// add delegate2 to chain
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await liquidPledging.transfer(2, 2, 1000, 3, { from: delegate1, $extraGas: 200000 });
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// add delegate3 to chain
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await liquidPledging.transfer(3, 3, 1000, 4, { from: delegate2, $extraGas: 200000 });
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// delegate 1 transfer pledge to project1. should also undelegate all delegates occurring later in chain
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await liquidPledging.transfer(2, 4, 1000, 5, { from: delegate1, $extraGas: 200000 });
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const st = await liquidPledgingState.getState();
assert.equal(st.pledges[5].amount, 1000);
assert.equal(st.pledges[5].intendedProject, 5);
assert.equal(st.pledges[5].delegates.length, 1);
assert.equal(st.pledges[5].delegates[0].id, 2);
assert.equal(st.pledges[3].amount, 0);
assert.equal(st.pledges[4].amount, 0);
});
it('Should throw if delegate2 is not in delegationChain', async () => {
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await assertFail(liquidPledging.transfer(3, 5, 1000, 1, { from: delegate2, gas: 4000000 }));
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});
it('Delegate1 should not be able to transfer to another giver', async () => {
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await assertFail(liquidPledging.transfer(2, 5, 1000, 6, { from: delegate1, gas: 4000000 }));
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});
it('Delegate1 should be able to transfer pledge back to owner', async () => {
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await liquidPledging.transfer(2, 5, 1000, 1, { from: delegate1, $extraGas: 200000 });
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const st = await liquidPledgingState.getState();
assert.equal(st.pledges[1].amount, 1000);
assert.equal(st.pledges[1].delegates.length, 0);
assert.equal(st.pledges[5].amount, 0);
});
it('Delegate1 should be able to change delegation', async () => {
// add delegate1 to chain
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await liquidPledging.transfer(1, 1, 1000, 2, { from: giver1, $extraGas: 200000 });
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// delegate1 add delegate2 to chain
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await liquidPledging.transfer(2, 2, 1000, 3, { from: delegate1, $extraGas: 200000 });
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// delegate1 remove delegate2 and add delegate3 to chain
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await liquidPledging.transfer(2, 3, 1000, 4, { from: delegate1, $extraGas: 200000 });
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const st = await liquidPledgingState.getState();
assert.equal(st.pledges[1].amount, 0);
assert.equal(st.pledges[6].amount, 1000);
assert.equal(st.pledges[6].delegates.length, 2);
assert.equal(st.pledges[6].delegates[0].id, 2);
assert.equal(st.pledges[6].delegates[1].id, 4);
});
it('delegate in chain should be able to delegate to previous delegate, thus undelegating themselves and any delegate after the previous delegate', async () => {
// add delegate2 to chain
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await liquidPledging.transfer(4, 6, 1000, 3, { from: delegate3 });
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// delegate2 transfer back to delegate1, thus undelegating delegate2 & delegate3
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await liquidPledging.transfer(3, 7, 1000, 2, { from: delegate2, $extraGas: 200000 });
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const st = await liquidPledgingState.getState();
assert.equal(st.pledges[7].amount, 0);
assert.equal(st.pledges[2].amount, 1000);
assert.equal(st.pledges[2].delegates.length, 1);
assert.equal(st.pledges[2].delegates[0].id, 2);
});
it('Should not append delegate on veto delegation', async () => {
// propose the delegation
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await liquidPledging.transfer(2, 2, 1000, 5, { from: delegate1, $extraGas: 200000 });
const origPledge = await liquidPledging.getPledge(2);
assert.equal(origPledge.amount, '0');
// veto the delegation
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await liquidPledging.transfer(1, 5, 1000, 2, { from: giver1, $extraGas: 200000 });
const currentPledge = await liquidPledging.getPledge(2);
assert.equal(currentPledge.amount, '1000');
assert.equal(currentPledge.nDelegates, 1);
});
it('Pledge should have longest commitTime in delegation chain', async () => {
// delegate1 add delegate2 to chain
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await liquidPledging.transfer(2, 2, 1000, 3, { from: delegate1, $extraGas: 200000 });
// set the time
const now = Math.floor(new Date().getTime() / 1000);
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await liquidPledging.setMockedTime(now, { $extraGas: 200000 });
// propose project delegation
await liquidPledging.transfer(3, 3, 1000, 5, { from: delegate2 });
const pledge = await liquidPledging.getPledge(8);
assert.equal(pledge.commitTime, now + 259200); // 259200 is longest commitTime in delegationChain
});
it("delegation chain should remain the same when owner veto's delegation", async () => {
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// owner veto delegation to project1
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await liquidPledging.transfer(1, 8, 1000, 3, { from: giver1, $extraGas: 200000 });
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const st = await liquidPledgingState.getState();
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assert.equal(st.pledges[8].amount, 0);
assert.equal(st.pledges[3].amount, 1000);
assert.equal(st.pledges[3].delegates.length, 2);
assert.equal(st.pledges[3].delegates[0].id, 2);
assert.equal(st.pledges[3].delegates[1].id, 3);
});
it("delegation chain should remain the same upto delegate of reciever when owner veto's delegation", async () => {
// propose project1 delegation
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await liquidPledging.transfer(3, 3, 1000, 5, { from: delegate2, $extraGas: 200000 });
// owner veto delegation to project1 and remove delegate2
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await liquidPledging.transfer(1, 8, 1000, 2, { from: giver1, $extraGas: 200000 });
const pledge = await liquidPledging.getPledge(2);
assert.equal(pledge.amount, 1000);
});
it('owner should be able to transfer pledge to a new delegate at any time', async () => {
// propose project1 delegation
await liquidPledging.transfer(2, 2, 1000, 5, { from: delegate1 });
// owner veto delegation to project1 and assign new delgate
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await liquidPledging.transfer(1, 9, 1000, 3, { from: giver1, $extraGas: 200000 });
const pledge = await liquidPledging.getPledge(10);
assert.equal(pledge.amount, 1000);
assert.equal(pledge.nDelegates, 1);
// owner assign new delegate w/o vetoing intendedProject
await liquidPledging.transfer(1, 10, 1000, 2, { from: giver1, $extraGas: 100000 });
const pledge2 = await liquidPledging.getPledge(2);
assert.equal(pledge2.amount, 1000);
});
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});