'use strict'; require('../common'); var assert = require('assert'); var TTY = process.binding('tty_wrap').TTY; var isTTY = process.binding('tty_wrap').isTTY; if (isTTY(1) == false) { console.log('1..0 # Skipped: fd 1 is not a tty.'); return; } var handle = new TTY(1); var callbacks = 0; var req1 = handle.writeBuffer(Buffer.from('hello world\n')); req1.oncomplete = function() { callbacks++; }; var req2 = handle.writeBuffer(Buffer.from('hello world\n')); req2.oncomplete = function() { callbacks++; }; process.on('exit', function() { assert.equal(2, callbacks); });