keepassxc

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/*
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 *  Copyright (C) 2013 Felix Geyer <debfx@fobos.de>
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 *
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 *  This program is free software: you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation, either version 2 or (at your option)
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 *  version 3 of the License.
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 *
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 *  This program is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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#include "TestRandomGenerator.h"
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#include "core/Global.h"
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#include "crypto/Random.h"
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#include <QTest>
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QTEST_GUILESS_MAIN(TestRandomGenerator)
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void TestRandomGenerator::testArray()
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{
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    auto ba = randomGen()->randomArray(10);
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    QCOMPARE(ba.size(), 10);
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    QVERIFY(ba != QByteArray(10, '\0'));
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    auto ba2 = ba;
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    randomGen()->randomize(ba2);
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    QVERIFY(ba2 != ba);
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}
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void TestRandomGenerator::testUInt()
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{
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    QVERIFY(randomGen()->randomUInt(0) == 0);
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    QVERIFY(randomGen()->randomUInt(1) == 0);
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    // Run a bunch of trials creating random numbers to ensure we meet the standard
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    for (int i = 0; i < 100; ++i) {
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        QVERIFY(randomGen()->randomUInt(5) < 5);
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        QVERIFY(randomGen()->randomUInt(100) < 100);
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        QVERIFY(randomGen()->randomUInt(100000U) < 100000U);
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        QVERIFY(randomGen()->randomUInt((QUINT32_MAX / 2U) + 1U) < QUINT32_MAX / 2U + 1U);
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    }
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}
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void TestRandomGenerator::testUIntRange()
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{
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    // Run a bunch of trials to ensure we stay within the range
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    for (int i = 0; i < 100; ++i) {
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        auto rand = randomGen()->randomUIntRange(100, 200);
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        QVERIFY(rand >= 100);
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        QVERIFY(rand < 200);
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    }
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}
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