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// Flags: --expose-internals --no-warnings
'use strict';
// See also test/parallel/test-handle-wrap-isrefed.js
const common = require('../common');
const strictEqual = require('assert').strictEqual;
const ReadStream = require('tty').ReadStream;
const tty = new ReadStream(0);
const { internalBinding } = require('internal/test/binding');
const isTTY = internalBinding('tty_wrap').isTTY;
strictEqual(isTTY(0), true, 'tty_wrap: stdin is not a TTY');
strictEqual(tty._handle.hasRef(),
true, 'tty_wrap: not initially refed');
tty.unref();
strictEqual(tty._handle.hasRef(),
false, 'tty_wrap: unref() ineffective');
tty.ref();
strictEqual(tty._handle.hasRef(),
true, 'tty_wrap: ref() ineffective');
tty._handle.close(common.mustCall(() =>
strictEqual(tty._handle.hasRef(),
false, 'tty_wrap: not unrefed on close')));
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