@aldenml/ecc/aead.test.js

elliptic curves crypto functions

/*
 * Copyright (c) 2023, Alden Torres
 *
 * Licensed under the terms of the MIT license.
 * Copy of the license at https://opensource.org/licenses/MIT
 */

import {
    bin2hex,
    hex2bin,
    libecc_promise,
} from "./util.js";
import {
    aead_chacha20poly1305_decrypt,
    aead_chacha20poly1305_encrypt,
} from "./aead.js";
import assert from "assert";

describe("aead_chacha20poly1305", () => {

    it("test 1", async () => {
        await libecc_promise;

        const key = hex2bin("1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0");
        const nonce = hex2bin("000000000102030405060708");
        const aad = hex2bin("f33388860000000000004e91");
        const plaintext = hex2bin("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");
        const ciphertext = hex2bin("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");

        const plaintext_encrypted = aead_chacha20poly1305_encrypt(
            plaintext,
            aad,
            nonce,
            key,
        );

        const ciphertext_decrypted = aead_chacha20poly1305_decrypt(
            ciphertext,
            aad,
            nonce,
            key,
        );

        assert.deepStrictEqual(ciphertext_decrypted, plaintext);
        assert.deepStrictEqual(plaintext_encrypted, ciphertext);
    });

});