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// Copyright (C) 2013 Ruslan Nigmatullin <euroelessar@yandex.ru>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QtCore/QCoreApplication>
#include <QTest>
#include <QCryptographicHash>
#include <QMessageAuthenticationCode>
#include <QBuffer>
class tst_QMessageAuthenticationCode : public QObject
{
Q_OBJECT
private slots:
void repeated_setKey_data();
void repeated_setKey();
void result_data();
void result();
void result_incremental_data();
void result_incremental();
void addData_overloads_data();
void addData_overloads();
};
Q_DECLARE_METATYPE(QCryptographicHash::Algorithm)
void tst_QMessageAuthenticationCode::repeated_setKey_data()
{
using A = QCryptographicHash::Algorithm;
QTest::addColumn<A>("algo");
const auto me = QMetaEnum::fromType<A>();
for (int i = 0, value; (value = me.value(i)) != -1; ++i)
QTest::addRow("%s", me.key(i)) << A(value);
}
void tst_QMessageAuthenticationCode::repeated_setKey()
{
QFETCH(const QCryptographicHash::Algorithm, algo);
if (!QCryptographicHash::supportsAlgorithm(algo))
QSKIP("QCryptographicHash doesn't support this algorithm");
// GIVEN: two long keys, so we're sure the key needs to be hashed in order
// to fit into the hash algorithm's block
static const QByteArray key1(1024, 'a');
static const QByteArray key2(2048, 'b');
// WHEN: processing the same message
QMessageAuthenticationCode macX(algo);
QMessageAuthenticationCode mac1(algo, key1);
QMessageAuthenticationCode mac2(algo, key2);
const auto check = [](QMessageAuthenticationCode &mac) {
mac.addData("This is nonsense, ignore it, please.");
return mac.result();
};
macX.setKey(key1);
QCOMPARE(check(macX), check(mac1));
// THEN: the result does not depend on whether a new QMAC instance was used
// or an old one re-used (iow: setKey() reset()s)
macX.setKey(key2);
QCOMPARE(check(macX), check(mac2));
}
void tst_QMessageAuthenticationCode::result_data()
{
QTest::addColumn<QCryptographicHash::Algorithm>("algo");
QTest::addColumn<QByteArray>("key");
QTest::addColumn<QByteArray>("message");
QTest::addColumn<QByteArray>("code");
// Empty values
QTest::newRow("md5-empty") << QCryptographicHash::Md5
<< QByteArray()
<< QByteArray()
<< QByteArray::fromHex("74e6f7298a9c2d168935f58c001bad88");
QTest::newRow("sha1-empty") << QCryptographicHash::Sha1
<< QByteArray()
<< QByteArray()
<< QByteArray::fromHex("fbdb1d1b18aa6c08324b7d64b71fb76370690e1d");
QTest::newRow("sha256-empty") << QCryptographicHash::Sha256
<< QByteArray()
<< QByteArray()
<< QByteArray::fromHex("b613679a0814d9ec772f95d778c35fc5ff1697c493715653c6c712144292c5ad");
QTest::newRow("sha384-empty") << QCryptographicHash::Sha384 << QByteArray() << QByteArray()
<< QByteArray::fromHex(
"6c1f2ee938fad2e24bd91298474382ca218c75db3d83e114b3d43"
"67776d14d3551289e75e8209cd4b792302840234adc");
QTest::newRow("sha512-empty")
<< QCryptographicHash::Sha512 << QByteArray() << QByteArray()
<< QByteArray::fromHex(
"b936cee86c9f87aa5d3c6f2e84cb5a4239a5fe50480a6ec66b70ab5b1f4ac6730c6c515421b"
"327ec1d69402e53dfb49ad7381eb067b338fd7b0cb22247225d47");
// Some not-empty
QTest::newRow("md5") << QCryptographicHash::Md5
<< QByteArray("key")
<< QByteArray("The quick brown fox jumps over the lazy dog")
<< QByteArray::fromHex("80070713463e7749b90c2dc24911e275");
QTest::newRow("sha1") << QCryptographicHash::Sha1
<< QByteArray("key")
<< QByteArray("The quick brown fox jumps over the lazy dog")
<< QByteArray::fromHex("de7c9b85b8b78aa6bc8a7a36f70a90701c9db4d9");
QTest::newRow("sha256") << QCryptographicHash::Sha256
<< QByteArray("key")
<< QByteArray("The quick brown fox jumps over the lazy dog")
<< QByteArray::fromHex("f7bc83f430538424b13298e6aa6fb143ef4d59a14946175997479dbc2d1a3cd8");
QTest::newRow("sha384") << QCryptographicHash::Sha384 << QByteArray("key")
<< QByteArray("The quick brown fox jumps over the lazy dog")
<< QByteArray::fromHex(
"d7f4727e2c0b39ae0f1e40cc96f60242d5b7801841cea6fc592c5d3e1ae"
"50700582a96cf35e1e554995fe4e03381c237");
QTest::newRow("sha512")
<< QCryptographicHash::Sha512 << QByteArray("key")
<< QByteArray("The quick brown fox jumps over the lazy dog")
<< QByteArray::fromHex(
"b42af09057bac1e2d41708e48a902e09b5ff7f12ab428a4fe86653c73dd248fb82f948a549f"
"7b791a5b41915ee4d1ec3935357e4e2317250d0372afa2ebeeb3a");
// Some from rfc-2104
QTest::newRow("rfc-md5-1") << QCryptographicHash::Md5
<< QByteArray::fromHex("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b")
<< QByteArray("Hi There")
<< QByteArray::fromHex("9294727a3638bb1c13f48ef8158bfc9d");
QTest::newRow("rfc-md5-2") << QCryptographicHash::Md5
<< QByteArray("Jefe")
<< QByteArray("what do ya want for nothing?")
<< QByteArray::fromHex("750c783e6ab0b503eaa86e310a5db738");
QTest::newRow("rfc-md5-3") << QCryptographicHash::Md5
<< QByteArray::fromHex("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")
<< QByteArray(50, char(0xdd))
<< QByteArray::fromHex("56be34521d144c88dbb8c733f0e8b3f6");
}
void tst_QMessageAuthenticationCode::result()
{
QFETCH(QCryptographicHash::Algorithm, algo);
QFETCH(QByteArray, key);
QFETCH(QByteArray, message);
QFETCH(QByteArray, code);
QMessageAuthenticationCode mac(algo);
mac.setKey(key);
mac.addData(message);
QByteArray result = mac.result();
QCOMPARE(result, code);
result = QMessageAuthenticationCode::hash(message, key, algo);
QCOMPARE(result, code);
}
void tst_QMessageAuthenticationCode::result_incremental_data()
{
result_data();
}
void tst_QMessageAuthenticationCode::result_incremental()
{
QFETCH(QCryptographicHash::Algorithm, algo);
QFETCH(QByteArray, key);
QFETCH(QByteArray, message);
QFETCH(QByteArray, code);
int index = message.size() / 2;
QByteArray leftPart(message.mid(0, index));
QByteArray rightPart(message.mid(index));
QCOMPARE(leftPart + rightPart, message);
QMessageAuthenticationCode mac(algo);
mac.setKey(key);
mac.addData(leftPart);
mac.addData(rightPart);
QByteArray result = mac.result();
QCOMPARE(result, code);
}
void tst_QMessageAuthenticationCode::addData_overloads_data()
{
result_data();
}
void tst_QMessageAuthenticationCode::addData_overloads()
{
QFETCH(QCryptographicHash::Algorithm, algo);
QFETCH(QByteArray, key);
QFETCH(QByteArray, message);
QFETCH(QByteArray, code);
// overload using const char* and length
{
QMessageAuthenticationCode mac(algo);
mac.setKey(key);
mac.addData(message.constData(), message.size());
QByteArray result = mac.result();
QCOMPARE(result, code);
}
// overload using QIODevice
{
QBuffer buffer(&message);
buffer.open(QIODevice::ReadOnly);
QMessageAuthenticationCode mac(algo);
mac.setKey(key);
QVERIFY(mac.addData(&buffer));
QByteArray result = mac.result();
buffer.close();
QCOMPARE(result, code);
}
}
QTEST_MAIN(tst_QMessageAuthenticationCode)
#include "tst_qmessageauthenticationcode.moc"
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