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'use strict'; const common = require('../common.js'); const { deepEqual, deepStrictEqual, notDeepEqual, notDeepStrictEqual } = require('assert'); const bench = common.createBenchmark(main, { n: [5e2], len: [5e2], strict: [0, 1], method: [ 'deepEqual_primitiveOnly', 'deepEqual_objectOnly', 'deepEqual_mixed', 'notDeepEqual_primitiveOnly', 'notDeepEqual_objectOnly', 'notDeepEqual_mixed', ], }); function benchmark(method, n, values, values2) { const actual = new Set(values); // Prevent reference equal elements const deepCopy = JSON.parse(JSON.stringify(values2 ? values2 : values)); const expected = new Set(deepCopy); bench.start(); for (let i = 0; i < n; ++i) { method(actual, expected); } bench.end(n); } function main({ n, len, method, strict }) { const array = Array(len).fill(1); switch (method) { case 'deepEqual_primitiveOnly': { const values = array.map((_, i) => `str_${i}`); benchmark(strict ? deepStrictEqual : deepEqual, n, values); break; } case 'deepEqual_objectOnly': { const values = array.map((_, i) => [`str_${i}`, null]); benchmark(strict ? deepStrictEqual : deepEqual, n, values); break; } case 'deepEqual_mixed': { const values = array.map((_, i) => { return i % 2 ? [`str_${i}`, null] : `str_${i}`; }); benchmark(strict ? deepStrictEqual : deepEqual, n, values); break; } case 'notDeepEqual_primitiveOnly': { const values = array.map((_, i) => `str_${i}`); const values2 = values.slice(0); values2[Math.floor(len / 2)] = 'w00t'; benchmark(strict ? notDeepStrictEqual : notDeepEqual, n, values, values2); break; } case 'notDeepEqual_objectOnly': { const values = array.map((_, i) => [`str_${i}`, null]); const values2 = values.slice(0); values2[Math.floor(len / 2)] = ['w00t']; benchmark(strict ? notDeepStrictEqual : notDeepEqual, n, values, values2); break; } case 'notDeepEqual_mixed': { const values = array.map((_, i) => { return i % 2 ? [`str_${i}`, null] : `str_${i}`; }); const values2 = values.slice(); values2[0] = 'w00t'; benchmark(strict ? notDeepStrictEqual : notDeepEqual, n, values, values2); break; } default: throw new Error(`Unsupported method "${method}"`); } }