ecstatic/test/express.js

'use strict';

const test = require('tap').test;
const ecstatic = require('../lib/ecstatic');
const http = require('http');
const express = require('express');
const request = require('request');
const mkdirp = require('mkdirp');
const path = require('path');
const eol = require('eol');

const root = `${__dirname}/public`;
const baseDir = 'base';

mkdirp.sync(`${root}/emptyDir`);

const cases = require('./fixtures/common-cases');

test('express', (t) => {
  const filenames = Object.keys(cases);
  const port = Math.floor((Math.random() * ((1 << 16) - 1e4)) + 1e4);

  const app = express();

  app.use(ecstatic({
    root,
    gzip: true,
    baseDir,
    autoIndex: true,
    showDir: true,
    defaultExt: 'html',
    cache: 'no-cache',
    handleError: true,
  }));

  const server = http.createServer(app);

  server.listen(port, () => {
    let pending = filenames.length;
    filenames.forEach((file) => {
      const uri = `http://localhost:${port}${path.join('/', baseDir, file)}`;
      const headers = cases[file].headers || {};

      request.get({
        uri,
        followRedirect: false,
        headers,
      }, (err, res, body) => {
        if (err) t.fail(err);
        const r = cases[file];
        t.equal(res.statusCode, r.code, `status code for \`${file}\``);

        if (r.code === 200) {
          t.equal(res.headers['cache-control'], 'no-cache', `cache control for \`${file}\``);
        }

        if (r.type !== undefined) {
          t.equal(
            res.headers['content-type'].split(';')[0], r.type,
            `content-type for \`${file}\``
          );
        }

        if (r.body !== undefined) {
          t.equal(eol.lf(body), r.body, `body for \`${file}\``);
        }

        pending -= 1;
        if (pending === 0) {
          server.close();
          t.end();
        }
      });
    });
  });
});