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'use strict';
require('../common');
const assert = require('assert');
function T(n) {
const ui8 = new Uint8Array(n);
Object.setPrototypeOf(ui8, T.prototype);
return ui8;
}
Object.setPrototypeOf(T.prototype, Buffer.prototype);
Object.setPrototypeOf(T, Buffer);
T.prototype.sum = function sum() {
let cntr = 0;
for (let i = 0; i < this.length; i++)
cntr += this[i];
return cntr;
};
const vals = [new T(4), T(4)];
vals.forEach(function(t) {
assert.strictEqual(t.constructor, T);
assert.strictEqual(Object.getPrototypeOf(t), T.prototype);
assert.strictEqual(Object.getPrototypeOf(Object.getPrototypeOf(t)),
Buffer.prototype);
t.fill(5);
let cntr = 0;
for (let i = 0; i < t.length; i++)
cntr += t[i];
assert.strictEqual(cntr, t.length * 5);
// Check this does not throw
t.toString();
});