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4f2e372716
Export a new common.noop no-operation function for general use. Allow using common.mustCall() without a fn argument to simplify test cases. Replace various non-op functions throughout tests with common.noop PR-URL: https://github.com/nodejs/node/pull/12027 Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com> Reviewed-By: Richard Lau <riclau@uk.ibm.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com> Reviewed-By: Teddy Katz <teddy.katz@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
29 lines
682 B
JavaScript
29 lines
682 B
JavaScript
'use strict';
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const common = require('../common');
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const { TTY, isTTY } = process.binding('tty_wrap');
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const strictEqual = require('assert').strictEqual;
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strictEqual(isTTY(0), true, 'fd 0 is not a TTY');
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const handle = new TTY(0);
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handle.readStart();
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handle.onread = common.noop;
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function isHandleActive(handle) {
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return process._getActiveHandles().some((active) => active === handle);
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}
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strictEqual(isHandleActive(handle), true, 'TTY handle not initially active');
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handle.unref();
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strictEqual(isHandleActive(handle), false, 'TTY handle active after unref()');
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handle.ref();
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strictEqual(isHandleActive(handle), true, 'TTY handle inactive after ref()');
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handle.unref();
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