qBittorrent/test/testutilscompare.cpp

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/*
* Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2022 Mike Tzou (Chocobo1)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
#include <tuple>
#include <QTest>
#include "base/global.h"
#include "base/utils/compare.h"
#ifndef QBT_USE_QCOLLATOR // only test qbt own implementation, not QCollator
namespace
{
enum class CompareResult
{
Equal,
Greater,
Less
};
struct TestData
{
QString lhs;
QString rhs;
CompareResult caseInsensitiveResult = CompareResult::Equal;
CompareResult caseSensitiveResult = CompareResult::Equal;
};
const TestData testData[] =
{
{u""_s, u""_s, CompareResult::Equal, CompareResult::Equal},
{u""_s, u"a"_s, CompareResult::Less, CompareResult::Less},
{u"a"_s, u""_s, CompareResult::Greater, CompareResult::Greater},
{u"a"_s, u"a"_s, CompareResult::Equal, CompareResult::Equal},
{u"A"_s, u"a"_s, CompareResult::Equal, CompareResult::Less}, // ascii code of 'A' is smaller than 'a'
{u"a"_s, u"A"_s, CompareResult::Equal, CompareResult::Greater},
{u"0"_s, u"0"_s, CompareResult::Equal, CompareResult::Equal},
{u"1"_s, u"0"_s, CompareResult::Greater, CompareResult::Greater},
{u"0"_s, u"1"_s, CompareResult::Less, CompareResult::Less},
{u"😀"_s, u"😀"_s, CompareResult::Equal, CompareResult::Equal},
{u"😀"_s, u"😁"_s, CompareResult::Less, CompareResult::Less},
{u"😁"_s, u"😀"_s, CompareResult::Greater, CompareResult::Greater},
{u"a1"_s, u"a1"_s, CompareResult::Equal, CompareResult::Equal},
{u"A1"_s, u"a1"_s, CompareResult::Equal, CompareResult::Less},
{u"a1"_s, u"A1"_s, CompareResult::Equal, CompareResult::Greater},
{u"a1"_s, u"a2"_s, CompareResult::Less, CompareResult::Less},
{u"A1"_s, u"a2"_s, CompareResult::Less, CompareResult::Less},
{u"a1"_s, u"A2"_s, CompareResult::Less, CompareResult::Greater},
{u"A1"_s, u"A2"_s, CompareResult::Less, CompareResult::Less},
{u"abc100"_s, u"abc99"_s, CompareResult::Greater, CompareResult::Greater},
{u"ABC100"_s, u"abc99"_s, CompareResult::Greater, CompareResult::Less},
{u"abc100"_s, u"ABC99"_s, CompareResult::Greater, CompareResult::Greater},
{u"ABC100"_s, u"ABC99"_s, CompareResult::Greater, CompareResult::Greater},
{u"100abc"_s, u"99abc"_s, CompareResult::Greater, CompareResult::Greater},
{u"100ABC"_s, u"99abc"_s, CompareResult::Greater, CompareResult::Greater},
{u"100abc"_s, u"99ABC"_s, CompareResult::Greater, CompareResult::Greater},
{u"100ABC"_s, u"99ABC"_s, CompareResult::Greater, CompareResult::Greater},
{u"😀😀😀99"_s, u"😀😀😀100"_s, CompareResult::Less, CompareResult::Less},
{u"😀😀😀100"_s, u"😀😀😀99"_s, CompareResult::Greater, CompareResult::Greater}
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};
void testCompare(const TestData &data, const int actual, const CompareResult expected)
{
const auto errorMessage = u"Wrong result. LHS: \"%1\". RHS: \"%2\". Result: %3"_s
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.arg(data.lhs, data.rhs, QString::number(actual));
switch (expected)
{
case CompareResult::Equal:
QVERIFY2((actual == 0), qPrintable(errorMessage));
break;
case CompareResult::Greater:
QVERIFY2((actual > 0), qPrintable(errorMessage));
break;
case CompareResult::Less:
QVERIFY2((actual < 0), qPrintable(errorMessage));
break;
default:
QFAIL("Unhandled case");
break;
}
}
void testLessThan(const TestData &data, const bool actual, const CompareResult expected)
{
const auto errorMessage = u"Wrong result. LHS: \"%1\". RHS: \"%2\". Result: %3"_s
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.arg(data.lhs, data.rhs, QString::number(actual));
switch (expected)
{
case CompareResult::Equal:
case CompareResult::Greater:
QVERIFY2(!actual, qPrintable(errorMessage));
break;
case CompareResult::Less:
QVERIFY2(actual, qPrintable(errorMessage));
break;
default:
QFAIL("Unhandled case");
break;
}
}
}
#endif
class TestUtilsCompare final : public QObject
{
Q_OBJECT
Q_DISABLE_COPY_MOVE(TestUtilsCompare)
public:
TestUtilsCompare() = default;
#ifndef QBT_USE_QCOLLATOR // only test qbt own implementation, not QCollator
private slots:
void testNaturalCompareCaseInsensitive() const
{
const Utils::Compare::NaturalCompare<Qt::CaseInsensitive> cmp;
for (const TestData &data : testData)
testCompare(data, cmp(data.lhs, data.rhs), data.caseInsensitiveResult);
}
void testNaturalCompareCaseSensitive() const
{
const Utils::Compare::NaturalCompare<Qt::CaseSensitive> cmp;
for (const TestData &data : testData)
testCompare(data, cmp(data.lhs, data.rhs), data.caseSensitiveResult);
}
void testNaturalLessThanCaseInsensitive() const
{
const Utils::Compare::NaturalLessThan<Qt::CaseInsensitive> cmp {};
for (const TestData &data : testData)
testLessThan(data, cmp(data.lhs, data.rhs), data.caseInsensitiveResult);
}
void testNaturalLessThanCaseSensitive() const
{
const Utils::Compare::NaturalLessThan<Qt::CaseSensitive> cmp {};
for (const TestData &data : testData)
testLessThan(data, cmp(data.lhs, data.rhs), data.caseSensitiveResult);
}
#endif
};
QTEST_APPLESS_MAIN(TestUtilsCompare)
#include "testutilscompare.moc"