deno.land / x / msgpack_javascript@v3.0.0-beta2 / benchmark / key-decoder.ts

key-decoder.ts
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/* eslint-disable no-console */import { utf8EncodeJs, utf8Count, utf8DecodeJs } from "../src/utils/utf8";
// @ts-ignoreimport Benchmark from "benchmark";import { CachedKeyDecoder } from "../src/CachedKeyDecoder";
type InputType = { bytes: Uint8Array; byteLength: number; str: string;};
const keys: Array<InputType> = Object.keys(require("./benchmark-from-msgpack-lite-data.json")).map((str) => { const byteLength = utf8Count(str); const bytes = new Uint8Array(new ArrayBuffer(byteLength)); utf8EncodeJs(str, bytes, 0); return { bytes, byteLength, str };});
for (const dataSet of [keys]) { const keyDecoder = new CachedKeyDecoder(); // make cache storage full for (let i = 0; i < keyDecoder.maxKeyLength; i++) { for (let j = 0; j < keyDecoder.maxLengthPerKey; j++) { const str = `${j.toString().padStart(i + 1, "0")}`; const byteLength = utf8Count(str); const bytes = new Uint8Array(new ArrayBuffer(byteLength)); utf8EncodeJs(str, bytes, 0); keyDecoder.decode(bytes, 0, byteLength); // fill } }
// console.dir(keyDecoder, { depth: 100 }); console.log("## When the cache storage is full.");
const suite = new Benchmark.Suite();
suite.add("utf8DecodeJs", () => { for (const data of dataSet) { if (utf8DecodeJs(data.bytes, 0, data.byteLength) !== data.str) { throw new Error("wrong result!"); } } });
suite.add("CachedKeyDecoder", () => { for (const data of dataSet) { if (keyDecoder.decode(data.bytes, 0, data.byteLength) !== data.str) { throw new Error("wrong result!"); } } }); suite.on("cycle", (event: any) => { console.log(String(event.target)); });
suite.run();}
msgpack_javascript

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Tagged at
a year ago