doodzik/visual-acceptance-test

/*eslint no-console: "warn"*/

const {
    browser,
    FileServer,
    Time,
    diff,
    confirmation
} = require('visual-acceptance-test')

const fs        = require('fs-extra')
const path      = require('path')
const time      = new Time.LastCommit(__dirname)
const staticDir = path.resolve(__dirname, '.tmp')
const server    = new FileServer({dir: staticDir})

const dimensions = [{width: 1080}, {width: 720}]

function pathTo(dir) {
    return path.resolve(__dirname, '.visual-acceptance-test', dir)
}

var shell = require('shelljs')

function build() {
    return new Promise(function(resolve) {
        shell.exec('npm install', function() {
            shell.exec('make build', function() {
                resolve()
            })
        })
    })
}


return Promise.all([
    server.listen(),
    build(),
    fs.remove(pathTo('HEAD')),
    fs.remove(pathTo('DIFF')),
])
    .then(() => browser.screenshotSitemap({server, dir: pathTo('HEAD'), dimensions}))
    .then(() => time.past())
    .then(build)
    .then(() => browser.screenshotSitemap({server, dir: pathTo(time.pastCommit), dimensions}))
    .then(() => time.now())
    .then(() => {
        return diff({
            actual:      pathTo(time.pastCommit),
            expected:    pathTo('HEAD'),
            diff:        pathTo('DIFF'),
            persistDiff: true
        })
    })
    .then(result => {
        return (process.env.CI) ? confirmation.cli({result}) : confirmation.browser({result})
    })
    .then(exitCode => {
        return server.destroy().then(() => process.exit(exitCode))
    })
    .catch(console.log)