AESKW\Tests\ExceptionTest

Complexity

Total Complexity

6

Size/Duplication

Total Lines	74
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	3

Importance

Changes	1
Bugs	0	Features	0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	testIntegrityCheckFailed()	0	7	1
A	testA128KWBadKeySize()	0	7	1
A	testA128KWEmptyKey()	0	7	1
A	testA128KWIntegrityNotVerified()	0	7	1
A	testWrap64BitsKeyDataWith128BitKEK()	0	7	1
A	testBadData()	0	7	1

<?php

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2016 Spomky-Labs
 *
 * This software may be modified and distributed under the terms
 * of the MIT license.  See the LICENSE file for details.
 */

namespace AESKW\Tests;

use AESKW\A128KW;
use AESKW\A192KW;
use PHPUnit\Framework\TestCase;

/**
 * These tests come from the RFC3394.
 *
 * @see https://www.ietf.org/rfc/rfc3394.txt#4
 */
final class ExceptionTest extends TestCase
{
    /**
     * @expectedException        \InvalidArgumentException
     * @expectedExceptionMessage Integrity check failed
     */
    public function testIntegrityCheckFailed()
    {
        $kek = hex2bin('000102030405060708090A0B0C0D0E0F');
        $data = hex2bin('1FA68B0A8112B447AEF34BD8FB5A7B829D3E862371D2CFE4');

        A128KW::unwrap($kek, $data);
    }

    /**
     * @expectedException        \InvalidArgumentException
     * @expectedExceptionMessage Bad key size
     */
    public function testA128KWBadKeySize()
    {
        $kek = hex2bin('00010203040506070809101112131415');
        $data = hex2bin('0011223344');

        A128KW::wrap($kek, $data);
    }

    /**
     * @expectedException        \InvalidArgumentException
     * @expectedExceptionMessage Bad key size
     */
    public function testA128KWEmptyKey()
    {
        $kek = hex2bin('00010203040506070809101112131415');
        $data = hex2bin('');

        A128KW::wrap($kek, $data, true);
    }

    /**
     * @expectedException        \InvalidArgumentException
     * @expectedExceptionMessage Integrity check failed
     */
    public function testA128KWIntegrityNotVerified()
    {
        $kek = hex2bin('5840df6e29b02af1ab493b705bf16ea1ae8338f4dcc176a8');
        $data = hex2bin('138bdeaa9b8fa7fc61f97742e72248ee5ae6ae5360d1ae6a5f54f373fa543b6b');

        A192KW::unwrap($kek, $data, true);
    }

    /**
     * @expectedException        \InvalidArgumentException
     * @expectedExceptionMessage Bad data
     */
    public function testWrap64BitsKeyDataWith128BitKEK()
    {
        $kek = hex2bin('000102030405060708090A0B0C0D0E0F');
        $data = hex2bin('F4740052E82A2251');

        A128KW::unwrap($kek, $data);
    }

    /**
     * @expectedException        \InvalidArgumentException
     * @expectedExceptionMessage Integrity check failed
     */
    public function testBadData()
    {
        $kek = hex2bin('000102030405060708090A0B0C0D0E0F');
        $data = hex2bin('F4740052E82A225174CE86FBD7B805E6');

        A128KW::unwrap($kek, $data);
    }
}