viki/node_modules/sodium/test/test_sodium_auth2.js

/**
 * Created by bmf on 07/25/16.
 */
var assert = require('assert');
var sodium = require('../build/Release/sodium');

var key = Buffer.from(
    [0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
        0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16,
        0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20
    ]);

var c = Buffer.from(
    [0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
        0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
        0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
        0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
        0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd
    ]);

var expected = Buffer.from(
    [0x37, 0x2e, 0xfc, 0xf9, 0xb4, 0x0b, 0x35, 0xc2,
        0x11, 0x5b, 0x13, 0x46, 0x90, 0x3d, 0x2e, 0xf4,
        0x2f, 0xce, 0xd4, 0x6f, 0x08, 0x46, 0xe7, 0x25,
        0x7b, 0xb1, 0x56, 0xd3, 0xd7, 0xb3, 0x0d, 0x3f
    ]);

describe("Auth2 and Auth3", function() {
    it("generate token with HMAC-SHA256", function(done) {
        var h = sodium.crypto_auth_hmacsha256(c, key);
        assert.deepEqual(h, expected);
        done();
    });

    it("verify token with HMAC-SHA256", function(done) {
        assert.equal(sodium.crypto_auth_hmacsha256_verify(expected, c, key), 0);
        done();
    });
});