ciga-dapp/test/test-contract.js

/* eslint no-undef: "off" */
const logger = console.log.bind(console) // eslint-disable-line no-console

function logEvents(result, name) {
    result.logs.forEach((log) => {
        if (log.event === name) {
            logger(log)
        }
    })
}

function assertEventInResult(result, name) {
    let isIn = false
    result.logs.forEach((log) => {
        if (log.event === name) {
            isIn = true
        }
    })
    assert.equal(isIn, true, `Event ${name} should be in the result!`)
}

const ShowTrader = artifacts.require('ShowTrader')

contract('ShowTrader Test', (accounts) => {
    let trader
    const danceData = '0x111000'
    const musicData = '0x000111'
    it('should create 1 show', () => {
        const player = accounts[0]
        const showName = '1st show'
        return ShowTrader.deployed()
        .then((instance) => {
            trader = instance
            return trader.createFirstShow(showName, danceData, musicData, { from: player })
        })
        .then((result) => {
            // logEvents(result, 'NewShow')
            assertEventInResult(result, 'NewShow')
            return trader.getShowsByOwner.call(player)
        })
        .then((shows) => {
            const id = shows[0].toNumber()
            return trader.shows(id)
        })
        .then((show) => {
            assert.equal(show[0], showName)
            assert.equal(show[1], danceData)
            assert.equal(show[2], musicData)
        })
    })
    // The second test begin...
    it('shoud exchange 2 shows', () => {
        const name1 = 'show1'
        const name2 = 'show2'
        const player1 = accounts[1] // The account[0] is used for the 1st test
        // Note: 'VM Exception while processing transaction: revert',
        // usually means that the require() statement is not met
        const player2 = accounts[2]
        let id1
        let id2
        return ShowTrader.deployed()
        .then((instance) => {
            trader = instance
            return trader.createFirstShow(name1, danceData, musicData, { from: player1 })
        })
        .then((result) => {
            assertEventInResult(result, 'NewShow')
            return trader.createFirstShow(name2, danceData, musicData, { from: player2 })
        })
        .then((result) => {
            assertEventInResult(result, 'NewShow')
            return trader.getShowsByOwner.call(player1)
        })
        .then((shows1) => {
            id1 = shows1[0].toNumber()
            return trader.getShowsByOwner.call(player2)
        })
        .then((shows2) => {
            id2 = shows2[0].toNumber()
            return trader.wantToExchange(id1, id2, { from: player1 })
        })
        .then((result) => {
            // logEvents(result, 'WantToExchange')
            assertEventInResult(result, 'WantToExchange')
            return trader.wantToExchange(id2, id1, { from: player2 })
        })
        .then((result) => {
            // logEvents(result, 'Transfer')
            assertEventInResult(result, 'Transfer')
            return trader.showToOwner(id1)
        })
        .then((owner1) => {
            assert.equal(owner1, player2, 'owner of show1 should be player2!')
            return trader.showToOwner(id2)
        })
        .then((owner2) => {
            assert.equal(owner2, player1, 'owner of show2 should be player1!')
        })
    })
})