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e72761fe5e
PR-URL: https://github.com/nodejs/node/pull/60485 Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
30 lines
911 B
JavaScript
30 lines
911 B
JavaScript
// Flags: --no-warnings
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'use strict';
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require('../common');
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const { Buffer } = require('node:buffer');
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const assert = require('node:assert');
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const { describe, it } = require('node:test');
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describe('Using resizable ArrayBuffer with Buffer...', () => {
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it('works as expected', () => {
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const ab = new ArrayBuffer(10, { maxByteLength: 20 });
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const buffer = Buffer.from(ab, 1);
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assert.strictEqual(buffer.byteLength, 9);
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ab.resize(15);
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assert.strictEqual(buffer.byteLength, 14);
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ab.resize(5);
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assert.strictEqual(buffer.byteLength, 4);
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});
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it('works with the deprecated constructor also', () => {
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const ab = new ArrayBuffer(10, { maxByteLength: 20 });
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const buffer = new Buffer(ab, 1);
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assert.strictEqual(buffer.byteLength, 9);
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ab.resize(15);
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assert.strictEqual(buffer.byteLength, 14);
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ab.resize(5);
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assert.strictEqual(buffer.byteLength, 4);
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});
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});
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