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Module

std/io/_test_common.ts

The Deno Standard Library
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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import type { Reader } from "./types.ts";
export const MIN_READ_BUFFER_SIZE = 16;export const bufsizes: number[] = [ 0, MIN_READ_BUFFER_SIZE, 23, 32, 46, 64, 93, 128, 1024, 4096,];
export class BinaryReader implements Reader { index = 0;
constructor(private bytes: Uint8Array = new Uint8Array(0)) {}
read(p: Uint8Array): Promise<number | null> { p.set(this.bytes.subarray(this.index, p.byteLength)); this.index += p.byteLength; return Promise.resolve(p.byteLength); }}
// N controls how many iterations of certain checks are performed.const N = 100;
export function init(): Uint8Array { const testBytes = new Uint8Array(N); for (let i = 0; i < N; i++) { testBytes[i] = "a".charCodeAt(0) + (i % 26); } return testBytes;}