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945134361f
Refactors the test-buffer-inheritance.js test, switches the order of the arguments to be: 'actual', 'expected' PR-URL: https://github.com/nodejs/node/pull/28343 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
40 lines
851 B
JavaScript
40 lines
851 B
JavaScript
'use strict';
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require('../common');
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const assert = require('assert');
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function T(n) {
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const ui8 = new Uint8Array(n);
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Object.setPrototypeOf(ui8, T.prototype);
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return ui8;
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}
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Object.setPrototypeOf(T.prototype, Buffer.prototype);
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Object.setPrototypeOf(T, Buffer);
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T.prototype.sum = function sum() {
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let cntr = 0;
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for (let i = 0; i < this.length; i++)
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cntr += this[i];
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return cntr;
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};
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const vals = [new T(4), T(4)];
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vals.forEach(function(t) {
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assert.strictEqual(t.constructor, T);
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assert.strictEqual(Object.getPrototypeOf(t), T.prototype);
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assert.strictEqual(Object.getPrototypeOf(Object.getPrototypeOf(t)),
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Buffer.prototype);
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t.fill(5);
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let cntr = 0;
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for (let i = 0; i < t.length; i++)
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cntr += t[i];
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assert.strictEqual(cntr, t.length * 5);
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// Check this does not throw
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t.toString();
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});
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