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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QTest>
#include <private/qmakearray_p.h>
class tst_QMakeArray : public QObject
{
Q_OBJECT
private slots:
void quicksort();
};
struct Pair {
unsigned int key;
unsigned int val;
constexpr bool operator <=(const Pair &that) const noexcept
{
return key <= that.key;
}
constexpr bool operator<(const Pair &that) const noexcept
{
return key < that.key;
}
constexpr bool operator==(const Pair &that) const noexcept
{
return key == that.key;
}
};
template<std::size_t Key, std::size_t Val>
struct PairQuickSortElem
{
using Type = Pair;
static constexpr Type data() noexcept { return Type{Key, Val}; }
};
void tst_QMakeArray::quicksort()
{
constexpr const auto sorted_array = qMakeArray(
QSortedData<
PairQuickSortElem<10, 0>,
PairQuickSortElem<5, 0>,
PairQuickSortElem<7, 0>,
PairQuickSortElem<1, 0>,
PairQuickSortElem<8, 0>,
PairQuickSortElem<6, 0>,
PairQuickSortElem<4, 0>,
PairQuickSortElem<3, 0>,
PairQuickSortElem<1, 0>,
PairQuickSortElem<2, 0>,
PairQuickSortElem<10, 0>,
PairQuickSortElem<5, 0>
>::Data{});
static_assert(sorted_array.size() == 12, "sorted_array.size() != 12");
QCOMPARE(sorted_array[0].key, 1u);
QCOMPARE(sorted_array[1].key, 1u);
QCOMPARE(sorted_array[2].key, 2u);
QCOMPARE(sorted_array[3].key, 3u);
QCOMPARE(sorted_array[4].key, 4u);
QCOMPARE(sorted_array[5].key, 5u);
QCOMPARE(sorted_array[6].key, 5u);
QCOMPARE(sorted_array[7].key, 6u);
QCOMPARE(sorted_array[8].key, 7u);
QCOMPARE(sorted_array[9].key, 8u);
QCOMPARE(sorted_array[10].key, 10u);
QCOMPARE(sorted_array[11].key, 10u);
}
QTEST_APPLESS_MAIN(tst_QMakeArray)
#include "tst_qmakearray.moc"
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