1'use strict';
2
3require('../common');
4const assert = require('assert');
5const { performance } = require('perf_hooks');
6
7// Test toJSON for performance object
8{
9  assert.strictEqual(typeof performance.toJSON, 'function');
10  const jsonObject = performance.toJSON();
11  assert.strictEqual(typeof jsonObject, 'object');
12  assert.strictEqual(jsonObject.timeOrigin, performance.timeOrigin);
13  assert.strictEqual(typeof jsonObject.nodeTiming, 'object');
14}
15