metrics/tests/metrics.test.js

/**
 * @jest-environment node
 */

//Imports
  const processes = require("child_process")
  const yaml = require("js-yaml")
  const fs = require("fs")
  const path = require("path")
  const url = require("url")
  const axios = require("axios")
  const faker = require("faker")
  const ejs = require("ejs")

//Github action
  const action = yaml.load(fs.readFileSync(path.join(__dirname, "../action.yml"), "utf8"))
  action.defaults = Object.fromEntries(Object.entries(action.inputs).map(([key, {default:value}]) => [key, value]))
  action.input = vars => Object.fromEntries([...Object.entries(action.defaults), ...Object.entries(vars)].map(([key, value]) => [`INPUT_${key.toLocaleUpperCase()}`, value]))
  action.run = async (vars) => await new Promise((solve, reject) => {
    let [stdout, stderr] = ["", ""]
    const env = {...process.env, ...action.input(vars), GITHUB_REPOSITORY:"lowlighter/metrics"}
    const child = processes.spawn("node", ["source/app/action/index.mjs"], {env})
    child.stdout.on("data", data => stdout += data)
    child.stderr.on("data", data => stderr += data)
    child.on("close", code => {
      if (code === 0)
        return solve(true)
      console.log(stdout, stderr)
      reject(stdout)
    })
  })

//Web instance
  const web = {}
  web.run = async (vars) => (await axios(`http://localhost:3000/lowlighter?${new url.URLSearchParams(Object.fromEntries(Object.entries(vars).map(([key, value]) => [key.replace(/^plugin_/, "").replace(/_/g, "."), value])))}`)).status === 200
  beforeAll(async done => {
    await fs.promises.rmdir(path.join(__dirname, "../source/templates/@classic"), {recursive:true})
    await new Promise((solve, reject) => {
      let stdout = ""
      web.instance = processes.spawn("node", ["source/app/web/index.mjs"], {env:{...process.env, USE_MOCKED_DATA:true, NO_SETTINGS:true}})
      web.instance.stdout.on("data", data => (stdout += data, /Server ready !/.test(stdout) ? solve() : null))
      web.instance.stderr.on("data", data => console.error(`${data}`))
    })
    done()
  })
  afterAll(async done => {
    await web.instance.kill("SIGKILL")
    await fs.promises.rmdir(path.join(__dirname, "../source/templates/@classic"), {recursive:true})
    done()
  })

//Web instance placeholder
  require("./../source/app/web/statics/app.placeholder.js")
  const placeholder = globalThis.placeholder
  delete globalThis.placeholder
  placeholder.init({faker, ejs, axios:{async get(url) { return axios(`http://localhost:3000${url}`) }}})
  placeholder.run = async (vars) => {
    const options = Object.fromEntries(Object.entries(vars).map(([key, value]) => [key.replace(/^plugin_/, "").replace(/_/g, "."), value]))
    const enabled = Object.fromEntries(Object.entries(vars).filter(([key]) => /^plugin_[a-z]+$/.test(key)))
    const config = Object.fromEntries(Object.entries(options).filter(([key]) => /^config[.]/.test(key)))
    const base = Object.fromEntries(Object.entries(options).filter(([key]) => /^base[.]/.test(key)))
    return typeof await placeholder({
      templates:{selected:vars.template},
      plugins:{enabled:{...enabled, base}, options},
      config,
      version:"TEST",
      user:"lowlighter",
      avatar:"https://github.com/lowlighter.png",
    }) === "string"
  }

//Test cases
  const tests = require("./testscases")()

//Tests run
  describe("GitHub Action", () =>
    describe.each([
      ["classic", {}],
      ["terminal", {}],
      ["repository", {repo:"metrics"}],
    ])("Template : %s", (template, query) => {
      for (const [name, input, {skip = [], modes = []} = {}] of tests)
        if ((skip.includes(template))||((modes.length)&&(!modes.includes("action"))))
          test.skip(name, () => null)
        else
          test(name, async () => expect(await action.run({
            token:"MOCKED_TOKEN",
            plugin_pagespeed_token:"MOCKED_TOKEN",
            plugin_tweets_token:"MOCKED_TOKEN",
            plugin_music_token:"MOCKED_CLIENT_ID, MOCKED_CLIENT_SECRET, MOCKED_REFRESH_TOKEN",
            template, base:"", query:JSON.stringify(query),
            config_timezone:"Europe/Paris",
            plugins_errors_fatal:true, dryrun:true, use_mocked_data:true, verify:true,
            ...input
          })).toBe(true), 60*1e3)
    })
  )

  describe("Web instance", () =>
    describe.each([
      ["classic", {}],
      ["terminal", {}],
      ["repository", {repo:"metrics"}],
    ])("Template : %s", (template, query) => {
      for (const [name, input, {skip = [], modes = []} = {}] of tests)
        if ((skip.includes(template))||((modes.length)&&(!modes.includes("web"))))
          test.skip(name, () => null)
        else
          test(name, async () => expect(await web.run({
            template, base:0, ...query,
            config_timezone:"Europe/Paris",
            plugins_errors_fatal:true, verify:true,
            ...input
          })).toBe(true), 60*1e3)
    })
  )

  describe("Web instance (placeholder)", () =>
    describe.each([
      ["classic", {}],
      ["terminal", {}],
    ])("Template : %s", (template, query) => {
      for (const [name, input, {skip = [], modes = []} = {}] of tests)
        if ((skip.includes(template))||((modes.length)&&(!modes.includes("placeholder"))))
          test.skip(name, () => null)
        else
          test(name, async () => expect(await placeholder.run({
            template, base:0, ...query,
            config_timezone:"Europe/Paris",
            plugins_errors_fatal:true, verify:true,
            ...input
          })).toBe(true))
    })
  )