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svelte/benchmarking/benchmarks/mol_bench.js

122 lines
2.4 KiB

import { assert, fastest_test } from '../utils.js';
import * as $ from '../../packages/svelte/src/internal/client/index.js';
/**
* @param {number} n
*/
function fib(n) {
if (n < 2) return 1;
return fib(n - 1) + fib(n - 2);
}
/**
* @param {number} n
*/
function hard(n) {
return n + fib(16);
}
const numbers = Array.from({ length: 5 }, (_, i) => i);
function setup() {
let res = [];
const A = $.source(0);
const B = $.source(0);
const C = $.derived(() => ($.get(A) % 2) + ($.get(B) % 2));
const D = $.derived(() => numbers.map((i) => i + ($.get(A) % 2) - ($.get(B) % 2)));
D.equals = function (/** @type {number[]} */ l) {
var r = this.v;
return r !== null && l.length === r.length && l.every((v, i) => v === r[i]);
};
const E = $.derived(() => hard($.get(C) + $.get(A) + $.get(D)[0]));
const F = $.derived(() => hard($.get(D)[0] && $.get(B)));
const G = $.derived(() => $.get(C) + ($.get(C) || $.get(E) % 2) + $.get(D)[0] + $.get(F));
const destroy = $.effect_root(() => {
$.render_effect(() => {
res.push(hard($.get(G)));
});
$.render_effect(() => {
res.push($.get(G));
});
$.render_effect(() => {
res.push(hard($.get(F)));
});
});
return {
destroy,
/**
* @param {number} i
*/
run(i) {
res.length = 0;
$.flush_sync(() => {
$.set(B, 1);
$.set(A, 1 + i * 2);
});
$.flush_sync(() => {
$.set(A, 2 + i * 2);
$.set(B, 2);
});
assert(res[0] === 3198 && res[1] === 1601 && res[2] === 3195 && res[3] === 1598);
}
};
}
export async function mol_bench_owned() {
let run, destroy;
const destroy_owned = $.effect_root(() => {
// Do 10 loops to warm up JIT
for (let i = 0; i < 10; i++) {
const { run, destroy } = setup();
run(0);
destroy();
}
({ run, destroy } = setup());
});
const { timing } = await fastest_test(10, () => {
for (let i = 0; i < 1e4; i++) {
run(i);
}
});
// @ts-ignore
destroy();
destroy_owned();
return {
benchmark: 'mol_bench_owned',
time: timing.time.toFixed(2),
gc_time: timing.gc_time.toFixed(2)
};
}
export async function mol_bench_unowned() {
// Do 10 loops to warm up JIT
for (let i = 0; i < 10; i++) {
const { run, destroy } = setup();
run(0);
destroy();
}
const { run, destroy } = setup();
const { timing } = await fastest_test(10, () => {
for (let i = 0; i < 1e4; i++) {
run(i);
}
});
destroy();
return {
benchmark: 'mol_bench_unowned',
time: timing.time.toFixed(2),
gc_time: timing.gc_time.toFixed(2)
};
}