// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

var common = require('../common');
var assert = require('assert');
var i;

var N = 30;
var done = [];

function get_printer(timeout) {
  return function() {
    console.log('Running from setTimeout ' + timeout);
    done.push(timeout);
  };
}

process.nextTick(function() {
  console.log('Running from nextTick');
  done.push('nextTick');
});

for (i = 0; i < N; i += 1) {
  setTimeout(get_printer(i), i);
}

console.log('Running from main.');


process.on('exit', function() {
  assert.equal('nextTick', done[0]);
  /* Disabling this test. I don't think we can ensure the order
  for (i = 0; i < N; i += 1) {
    assert.equal(i, done[i + 1]);
  }
  */
});
