doodzik/visual-acceptance-test

const {
    Browser, 
    FileServer, 
    diff, 
    confirmation,
    psd,
} = require('../index')

const fs        = require('fs-extra')
const path      = require('path')
const browser   = new Browser()
const server    = new FileServer({dir: staticDir})
const staticDir = path.resolve('./to-build-dir')

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

function build() {
    // TODO build
    return Promise.resolve()
}

Promise.all([
    server.listen(),
    build(),
    fs.remove(pathTo('HEAD')),
    fs.remove(pathTo('PSD')),
    fs.remove(pathTo('DIFF')),
])
    .then(() => psd.toPNG({from: path.resolve(__dirname, 'visual-spec'), to: pathTo('SPEC')}))
    .then(dimensions => {
        let sitemap = browser.href({ host: server.host, port: server.port, path: 'sitemap.xml' })
        let dir = pathTo('HEAD')
        return browser.urlsFrom({sitemap}).then(urls => browser.take({dir, urls, dimensions}))
    })
    .then(() => {
        return diff({
            destination: pathTo('DIFF'),
            past:        pathTo('SPEC'),
            current:     pathTo('HEAD'),
        })
    })
    .then(result => confirmation.browser({result}))
    .then(server.destroy)