'use strict';
require('../common');

// Tests that node exits consistently on bad option syntax.

const assert = require('assert');
const spawn = require('child_process').spawnSync;

requiresArgument('--inspect-port');
requiresArgument('--inspect-port=');
requiresArgument('--debug-port');
requiresArgument('--debug-port=');
requiresArgument('--eval');

function requiresArgument(option) {
  const r = spawn(process.execPath, [option], {encoding: 'utf8'});

  assert.strictEqual(r.status, 9);

  const msg = r.stderr.split(/\r?\n/)[0];
  assert.strictEqual(msg, process.execPath + ': ' + option +
                     ' requires an argument');
}