'use strict';

const common = require('../../common');

const assert = require('assert');

const test_sharedarraybuffer = require(`./build/${common.buildType}/test_sharedarraybuffer`);

{

const sab = new SharedArrayBuffer(16);

const ab = new ArrayBuffer(16);

const obj = {};

const arr = [];

assert.strictEqual(test_sharedarraybuffer.TestIsSharedArrayBuffer(sab), true);

assert.strictEqual(test_sharedarraybuffer.TestIsSharedArrayBuffer(ab), false);

assert.strictEqual(test_sharedarraybuffer.TestIsSharedArrayBuffer(obj), false);

assert.strictEqual(test_sharedarraybuffer.TestIsSharedArrayBuffer(arr), false);

assert.strictEqual(test_sharedarraybuffer.TestIsSharedArrayBuffer(null), false);

assert.strictEqual(test_sharedarraybuffer.TestIsSharedArrayBuffer(undefined), false);

}

// Test node_api_create_sharedarraybuffer

{

const sab = test_sharedarraybuffer.TestCreateSharedArrayBuffer(16);

assert(sab instanceof SharedArrayBuffer);

assert.strictEqual(sab.byteLength, 16);

}

// Test node_api_create_get_sharedarraybuffer_info

{

const sab = new SharedArrayBuffer(32);

const byteLength = test_sharedarraybuffer.TestGetSharedArrayBufferInfo(sab);

assert.strictEqual(byteLength, 32);

}

// Test data access

{

const sab = new SharedArrayBuffer(8);

const result = test_sharedarraybuffer.TestSharedArrayBufferData(sab);

assert.strictEqual(result, true);

// Check if data was written correctly

const view = new Uint8Array(sab);

for (let i = 0; i < 8; i++) {

assert.strictEqual(view[i], i % 256);

}

}

// Test data pointer from existing SharedArrayBuffer

{

const sab = new SharedArrayBuffer(16);

const result = test_sharedarraybuffer.TestSharedArrayBufferData(sab);

assert.strictEqual(result, true);

}

// Test zero-length SharedArrayBuffer

{

const sab = test_sharedarraybuffer.TestCreateSharedArrayBuffer(0);

assert(sab instanceof SharedArrayBuffer);

assert.strictEqual(sab.byteLength, 0);

}

// Test invalid arguments

{

assert.throws(() => {

test_sharedarraybuffer.TestGetSharedArrayBufferInfo({});

}, { name: 'Error', message: 'Invalid argument' });

}