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'use strict';
const common = require('../common');
const assert = require('assert');
function test(arrayBuffer, offset, length) {
const uint8Array = new Uint8Array(arrayBuffer, offset, length);
for (let i = 0; i < length; i += 1) {
uint8Array[i] = 1;
}
const buffer = Buffer.from(arrayBuffer, offset, length);
for (let i = 0; i < length; i += 1) {
assert.strictEqual(buffer[i], 1);
}
}
const acceptableOOMErrors = [
'Array buffer allocation failed',
'Invalid array buffer length'
];
const length = 1000;
const offset = 4294967296; /* 1 << 32 */
const size = offset + length;
let arrayBuffer;
try {
arrayBuffer = new ArrayBuffer(size);
} catch (e) {
if (e instanceof RangeError && acceptableOOMErrors.includes(e.message))
common.skip(`Unable to allocate ${size} bytes for ArrayBuffer`);
throw e;
}
test(arrayBuffer, offset, length);