text: #!/usr/bin/env node
  
  'use strict';
  
  const path = require('path');
  const assert = require('assert');
  const utils = require('../utils.js');
  
  assert(!module.parent);
  assert(__dirname === process.cwd());
  
  const host = 'node' + process.version.match(/^v(\d+)/)[1];
  const target = process.argv[2] || host;
  const input = './test-x-index.js';
  const output = './test-output.exe';
  
  if (/^(node|v)?0/.test(target)) return;
  if (/^(node|v)?4/.test(target)) return;
  if (/^(node|v)?6/.test(target)) return;
  
  let right;
  
  utils.pkg.sync([
    '--target', target,
    '--output', output, input
  ]);
  
  right = utils.spawn.sync(
    './' + path.basename(output), [],
    { cwd: path.dirname(output) }
  );
  
  assert.equal(right, 'ok\n');
  utils.vacuum.sync(output);
  