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2a2ec9dbc3
Fixes: https://github.com/nodejs/node/issues/8440 PR-URL: https://github.com/nodejs/node/pull/8510 Reviewed-By: Brian White <mscdex@mscdex.net> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net>
30 lines
687 B
JavaScript
30 lines
687 B
JavaScript
/*global SharedArrayBuffer*/
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'use strict';
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// Flags: --harmony-sharedarraybuffer
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require('../common');
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const assert = require('assert');
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const Buffer = require('buffer').Buffer;
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const sab = new SharedArrayBuffer(24);
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const arr1 = new Uint16Array(sab);
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const arr2 = new Uint16Array(12);
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arr2[0] = 5000;
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arr1[0] = 5000;
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arr1[1] = 4000;
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arr2[1] = 4000;
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const arr_buf = Buffer.from(arr1.buffer);
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const ar_buf = Buffer.from(arr2.buffer);
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assert.deepStrictEqual(arr_buf, ar_buf, 0);
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arr1[1] = 6000;
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arr2[1] = 6000;
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assert.deepStrictEqual(arr_buf, ar_buf, 0);
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// Checks for calling Buffer.byteLength on a SharedArrayBuffer
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assert.strictEqual(Buffer.byteLength(sab), sab.byteLength, 0);
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