import { assert, assertEquals } from "../testing/asserts.ts";import { concat } from "./concat.ts";
Deno.test("[bytes] concat", () => { const encoder = new TextEncoder(); const u1 = encoder.encode("Hello "); const u2 = encoder.encode("World"); const joined = concat(u1, u2); assertEquals(new TextDecoder().decode(joined), "Hello World"); assert(u1 !== joined); assert(u2 !== joined);});
Deno.test("[bytes] concat empty arrays", () => { const u1 = new Uint8Array(); const u2 = new Uint8Array(); const joined = concat(u1, u2); assertEquals(joined.byteLength, 0); assert(u1 !== joined); assert(u2 !== joined);});
Deno.test("[bytes] concat multiple arrays", () => { const encoder = new TextEncoder(); const u1 = encoder.encode("Hello "); const u2 = encoder.encode("W"); const u3 = encoder.encode("o"); const u4 = encoder.encode("r"); const u5 = encoder.encode("l"); const u6 = encoder.encode("d"); const joined = concat(u1, u2, u3, u4, u5, u6); assertEquals(new TextDecoder().decode(joined), "Hello World"); assert(u1 !== joined); assert(u2 !== joined);});