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import { assertEquals } from "https://deno.land/std@0.179.0/testing/asserts.ts";import { Crypter, IV, Key, sha256Hex } from "./mod.ts";
/** * hex encode to a known value */Deno.test("sha256Hex", async () => {  const h = await sha256Hex("hello world");  assertEquals(    h,    "b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9",    "sha256hex",  );});
/** * round trip a key */Deno.test("key", async () => {  const k0 = await Key.generate();  // export key to hex  const h0 = await k0.toHex();  // import that to a new key  const k1 = await Key.fromHex(h0);  // export again  const h1 = await k1.toHex();  assertEquals(h0, h1, "key round trip");});
/** *  round trip an IV */Deno.test("iv", async () => {  const iv = await IV.fromString("hello world");  assertEquals(iv.bytes.length, IV.Length, "iv length");  const hexIV = iv.toHex();  const ivFromHex = IV.fromHex(hexIV);  assertEquals(ivFromHex.bytes, iv.bytes, "iv round trip");  assertEquals(ivFromHex.toHex(), hexIV, "hex round trip");});
/** * encrypt/decrypt */Deno.test("encrypt", async () => {  const crypter = await Crypter.generate();  const clearText = "hello world";  const hexCrypted = await crypter.encryptToHex(clearText);  const decrypted = await crypter.decryptFromHex(hexCrypted);  assertEquals(decrypted, clearText, "round trip encrypt decrypt");});