| 1 | const Benchmark = require('benny') |
| 2 | |
| 3 | const emptyLiteral = {} |
| 4 | |
| 5 | Benchmark.suite( |
| 6 | 'Empty object', |
| 7 | Benchmark.add('Reflect keys', (obj = emptyLiteral) => { |
| 8 | return Reflect.ownKeys(obj).length === 0 && obj.constructor === Object |
| 9 | }), |
| 10 | Benchmark.add('Keys iteration ', (obj = emptyLiteral) => { |
| 11 | if (obj.constructor !== Object) return false |
| 12 | // Iterates over the keys of an object, if |
| 13 | // any exist, return false. |
| 14 | // eslint-disable-next-line no-unreachable-loop |
| 15 | for (const _ in obj) return false |
| 16 | return true |
| 17 | }), |
| 18 | Benchmark.add('Object keys', (obj = emptyLiteral) => { |
| 19 | return obj.constructor === Object && !Object.keys(obj).length |
| 20 | }), |
| 21 | Benchmark.cycle(), |
| 22 | Benchmark.complete(), |
| 23 | Benchmark.save({ |
| 24 | file: 'empty-object', |
| 25 | format: 'json', |
| 26 | details: true |
| 27 | }), |
| 28 | Benchmark.save({ |
| 29 | file: 'empty-object', |
| 30 | format: 'chart.html', |
| 31 | details: true |
| 32 | }), |
| 33 | Benchmark.save({ |
| 34 | file: 'empty-object', |
| 35 | format: 'table.html', |
| 36 | details: true |
| 37 | }) |
| 38 | ) |