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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/qoffsetstringarray_p.h>
class tst_QOffsetStringArray : public QObject
{
Q_OBJECT
private slots:
void init();
void access();
void contains();
};
constexpr const auto messages = qOffsetStringArray(
"level - 0",
"level - 1",
"level - 2",
"level - 3",
"level - 4"
);
static_assert(messages.MaxElementLength == std::char_traits<char>::length("level - 0"));
// When compiled with C++20, this is using the native char8_t
constexpr auto utf8Messages = qOffsetStringArray(
u8"level - 0",
u8"level - 1",
u8"level - 2",
u8"level - 3",
u8"level - 4"
);
static_assert(utf8Messages.MaxElementLength == std::char_traits<char>::length("level - 0"));
constexpr auto utf16Messages = qOffsetStringArray(
u"level - 0",
u"level - 1",
u"level - 2",
u"level - 3",
u"level - 4"
);
static_assert(utf16Messages.MaxElementLength == std::char_traits<char>::length("level - 0"));
constexpr const auto messages257 = qOffsetStringArray(
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "end"
);
static_assert(messages257.MaxElementLength == std::char_traits<char>::length("end"));
constexpr const auto messagesBigOffsets = qOffsetStringArray(
" 10 20 30 40 50 60 70 80 90",
" 10 20 30 40 50 60 70 80 90",
" 10 20 30 40 50 60 70 80 90",
" 10 20 30 40 50 60 70 80 90"
);
static_assert(messagesBigOffsets.MaxElementLength == 90);
void tst_QOffsetStringArray::init()
{
static_assert(messages.m_string.size() == 51);
static_assert(messages.m_offsets.size() == 6);
static_assert(std::is_same_v<decltype(messages.m_offsets)::value_type, quint8>);
static_assert(utf8Messages.m_string.size() == 51);
static_assert(utf8Messages.m_offsets.size() == 6);
static_assert(std::is_same_v<decltype(utf8Messages.m_offsets)::value_type, quint8>);
static_assert(utf16Messages.m_string.size() == 51);
static_assert(utf16Messages.m_offsets.size() == 6);
static_assert(std::is_same_v<decltype(utf16Messages.m_offsets)::value_type, quint8>);
static_assert(messages257.m_offsets.size() == 258);
static_assert(messages257.m_string.size() == 261);
static_assert(std::is_same_v<decltype(messages257.m_offsets)::value_type, quint16>);
static_assert(messagesBigOffsets.m_offsets.size() == 5);
static_assert(messagesBigOffsets.m_string.size() == 365);
static_assert(std::is_same_v<decltype(messagesBigOffsets.m_offsets)::value_type, quint16>);
}
void tst_QOffsetStringArray::access()
{
QCOMPARE(messages[0], "level - 0");
QCOMPARE(messages[1], "level - 1");
QCOMPARE(messages[2], "level - 2");
QCOMPARE(messages[3], "level - 3");
QCOMPARE(messages[4], "level - 4");
// out of bounds returns empty strings:
QCOMPARE(messages[5], "");
QCOMPARE(messages[6], "");
auto view0 = messages.viewAt(0);
static_assert(std::is_same_v<decltype(view0), QByteArrayView>);
QCOMPARE(view0, "level - 0");
QCOMPARE(utf8Messages[0], QUtf8StringView(u8"level - 0"));
QCOMPARE(utf8Messages[1], QUtf8StringView(u8"level - 1"));
QCOMPARE(utf8Messages[2], QUtf8StringView(u8"level - 2"));
QCOMPARE(utf8Messages[3], QUtf8StringView(u8"level - 3"));
QCOMPARE(utf8Messages[4], QUtf8StringView(u8"level - 4"));
QCOMPARE(utf8Messages[5], QUtf8StringView(u8""));
QCOMPARE(utf8Messages[6], QUtf8StringView(u8""));
auto u8view0 = utf8Messages.viewAt(0);
#ifdef __cpp_char8_t
static_assert(std::is_same_v<decltype(u8view0), QUtf8StringView>);
#endif
QCOMPARE(u8view0, u8"level - 0");
QCOMPARE(utf8Messages.viewAt(1), u8"level - 1");
QCOMPARE(utf8Messages.viewAt(2), u8"level - 2");
QCOMPARE(utf8Messages.viewAt(3), u8"level - 3");
QCOMPARE(utf8Messages.viewAt(4), u8"level - 4");
// viewAt has no size checking!
QCOMPARE(utf16Messages[0], QStringView(u"level - 0"));
QCOMPARE(utf16Messages[1], QStringView(u"level - 1"));
QCOMPARE(utf16Messages[2], QStringView(u"level - 2"));
QCOMPARE(utf16Messages[3], QStringView(u"level - 3"));
QCOMPARE(utf16Messages[4], QStringView(u"level - 4"));
QCOMPARE(utf16Messages[5], QStringView(u""));
QCOMPARE(utf16Messages[6], QStringView(u""));
auto uview0 = utf16Messages.viewAt(0);
static_assert(std::is_same_v<decltype(uview0), QStringView>);
QCOMPARE(uview0, u"level - 0");
QCOMPARE(utf16Messages.viewAt(1), u"level - 1");
QCOMPARE(utf16Messages.viewAt(2), u"level - 2");
QCOMPARE(utf16Messages.viewAt(3), u"level - 3");
QCOMPARE(utf16Messages.viewAt(4), u"level - 4");
}
void tst_QOffsetStringArray::contains()
{
QVERIFY(!messages.contains(""));
QVERIFY( messages.contains("level - 0"));
std::string l2 = "level - 2"; // make sure we don't compare pointer values
QVERIFY( messages.contains(l2));
QByteArray L4 = "Level - 4";
QVERIFY( messages.contains(L4, Qt::CaseInsensitive));
QVERIFY(!messages.contains(L4, Qt::CaseSensitive));
QVERIFY(!utf8Messages.contains(u8""));
QVERIFY( utf8Messages.contains(u8"level - 0"));
#ifdef __cpp_lib_char8_t
std::u8string u8l2 = u8"level - 2"; // make sure we don't compare pointer values
QVERIFY( utf8Messages.contains(u8l2));
#endif
QUtf8StringView u8l4 = u8"Level - 4";
QVERIFY( utf8Messages.contains(u8l4, Qt::CaseInsensitive));
QVERIFY(!utf8Messages.contains(u8l4, Qt::CaseSensitive));
QVERIFY(!utf16Messages.contains(u""));
QVERIFY( utf16Messages.contains(u"level - 0"));
std::u16string ul2 = u"level - 2"; // make sure we don't compare pointer values
QVERIFY( utf16Messages.contains(ul2));
QString ul4 = "Level - 4";
QVERIFY( utf16Messages.contains(ul4, Qt::CaseInsensitive));
QVERIFY(!utf16Messages.contains(ul4, Qt::CaseSensitive));
}
QTEST_APPLESS_MAIN(tst_QOffsetStringArray)
#include "tst_qoffsetstringarray.moc"