deno.land / std@0.166.0 / node / _tools / test / parallel / test-buffer-parent-property.js

test-buffer-parent-property.js
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// deno-fmt-ignore-file// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.// Taken from Node 18.12.0// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';
// Fix for https://github.com/nodejs/node/issues/8266//// Zero length Buffer objects should expose the `buffer` property of the// TypedArrays, via the `parent` property.require('../common');const assert = require('assert');
// If the length of the buffer object is zeroassert((new Buffer(0)).parent instanceof ArrayBuffer);
// If the length of the buffer object is equal to the underlying ArrayBufferassert((new Buffer(Buffer.poolSize)).parent instanceof ArrayBuffer);
// Same as the previous test, but with user created bufferconst arrayBuffer = new ArrayBuffer(0);assert.strictEqual(new Buffer(arrayBuffer).parent, arrayBuffer);assert.strictEqual(new Buffer(arrayBuffer).buffer, arrayBuffer);assert.strictEqual(Buffer.from(arrayBuffer).parent, arrayBuffer);assert.strictEqual(Buffer.from(arrayBuffer).buffer, arrayBuffer);
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a year ago