testium-core/lib/spawn-server.js

/*
 * Copyright (c) 2015, Groupon, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * Neither the name of GROUPON nor the names of its contributors may be
 * used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

'use strict';

const path = require('path');

const Bluebird = require('bluebird');
const _ = require('lodash');
const subprocess = require('./subprocess');
const debug = require('debug')('testium-core:spawn-server');

function spawnServer(config, servers) {
  const root = config.get('root');
  const logDirectory = config.get('logDirectory', './test/log');

  function resolveLogFile(name) {
    return path.resolve(root, logDirectory, `${name}.log`);
  }

  function addDefaults(name, options) {
    return _.extend(
      {
        logFilePath: resolveLogFile(name),
      },
      options
    );
  }

  if (!Array.isArray(servers)) {
    servers = [servers];
  }

  const optionsByName = servers.reduce((out, server) => {
    debug('Preparing %s for launch', server.name);
    out[server.name] = Bluebird.try(server.getOptions, [config]).then(
      _.partial(addDefaults, server.name)
    );
    return out;
  }, {});

  return Bluebird.props(optionsByName).then(subprocess);
}
module.exports = spawnServer;