text: 'use strict';
  const common = require('../common');
  const assert = require('assert');
  const spawn = require('child_process').spawn;
  
  // spawn a node child process in "interactive" mode (force the repl)
  const cp = spawn(process.execPath, ['-i']);
  // give node + the repl 5 seconds to start
  const timeoutId = setTimeout(common.mustNotCall(),
                               common.platformTimeout(5000));
  
  cp.stdout.setEncoding('utf8');
  
  cp.stdout.once('data', common.mustCall(function(b) {
    clearTimeout(timeoutId);
    assert.strictEqual(b, '> ');
    cp.kill();
  }));
  