qt 6.5.1 original

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kleuter
2023-10-29 23:33:08 +01:00
parent 71d22ab6b0
commit 85d238dfda
21202 changed files with 5499099 additions and 0 deletions

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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: BSD-3-Clause
#####################################################################
## tst_qlatin1stringview Test:
#####################################################################
qt_internal_add_test(tst_qlatin1stringview
SOURCES
tst_qlatin1stringview.cpp
DEFINES
QT_NO_CAST_TO_ASCII
)
## Scopes:
#####################################################################

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// Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QTest>
#include <QString>
// Preserve QLatin1StringView-ness (QVariant(QLatin1StringView) creates a QVariant::String):
struct QLatin1StringViewContainer {
QLatin1StringView l1;
};
QT_BEGIN_NAMESPACE
Q_DECLARE_TYPEINFO(QLatin1StringViewContainer, Q_RELOCATABLE_TYPE);
QT_END_NAMESPACE
Q_DECLARE_METATYPE(QLatin1StringViewContainer)
class tst_QLatin1StringView : public QObject
{
Q_OBJECT
private Q_SLOTS:
void constExpr();
void construction();
void userDefinedLiterals();
void at();
void arg() const;
void midLeftRight();
void nullString();
void emptyString();
void iterators();
void relationalOperators_data();
void relationalOperators();
void count();
void indexOf_data();
void indexOf();
};
void tst_QLatin1StringView::constExpr()
{
// compile-time checks
{
constexpr QLatin1StringView l1s;
static_assert(l1s.size() == 0);
static_assert(l1s.isNull());
static_assert(l1s.empty());
static_assert(l1s.isEmpty());
static_assert(l1s.latin1() == nullptr);
constexpr QLatin1StringView l1s2(l1s.latin1(), l1s.latin1() + l1s.size());
static_assert(l1s2.isNull());
static_assert(l1s2.empty());
}
{
constexpr QLatin1StringView l1s = nullptr;
static_assert(l1s.size() == 0);
static_assert(l1s.isNull());
static_assert(l1s.empty());
static_assert(l1s.isEmpty());
static_assert(l1s.latin1() == nullptr);
}
{
constexpr QLatin1StringView l1s("");
static_assert(l1s.size() == 0);
static_assert(!l1s.isNull());
static_assert(l1s.empty());
static_assert(l1s.isEmpty());
static_assert(l1s.latin1() != nullptr);
constexpr QLatin1StringView l1s2(l1s.latin1(), l1s.latin1() + l1s.size());
static_assert(!l1s2.isNull());
static_assert(l1s2.empty());
}
{
static_assert(QLatin1StringView("Hello").size() == 5);
constexpr QLatin1StringView l1s("Hello");
static_assert(l1s.size() == 5);
static_assert(!l1s.empty());
static_assert(!l1s.isEmpty());
static_assert(!l1s.isNull());
static_assert(*l1s.latin1() == 'H');
static_assert(l1s[0] == QLatin1Char('H'));
static_assert(l1s.at(0) == QLatin1Char('H'));
static_assert(l1s.front() == QLatin1Char('H'));
static_assert(l1s.first() == QLatin1Char('H'));
static_assert(l1s[4] == QLatin1Char('o'));
static_assert(l1s.at(4) == QLatin1Char('o'));
static_assert(l1s.back() == QLatin1Char('o'));
static_assert(l1s.last() == QLatin1Char('o'));
constexpr QLatin1StringView l1s2(l1s.latin1(), l1s.latin1() + l1s.size());
static_assert(!l1s2.isNull());
static_assert(!l1s2.empty());
static_assert(l1s2.size() == 5);
}
}
void tst_QLatin1StringView::construction()
{
{
const char str[6] = "hello";
QLatin1StringView l1s(str);
QCOMPARE(l1s.size(), 5);
QCOMPARE(l1s.latin1(), reinterpret_cast<const void *>(&str[0]));
QCOMPARE(l1s.latin1(), "hello");
QLatin1StringView s1 = {str, 5};
QCOMPARE(s1, l1s);
QLatin1StringView s2 = {str, str + 5};
QCOMPARE(s2, l1s);
QByteArrayView helloView(str);
helloView = helloView.first(4);
l1s = QLatin1StringView(helloView);
QCOMPARE(l1s.latin1(), helloView.data());
QCOMPARE(l1s.latin1(), reinterpret_cast<const void *>(helloView.data()));
QCOMPARE(l1s.size(), helloView.size());
}
{
const QByteArray helloArray("hello");
QLatin1StringView l1s(helloArray);
QCOMPARE(l1s.latin1(), helloArray.data());
QCOMPARE(l1s.size(), helloArray.size());
QByteArrayView helloView(helloArray);
helloView = helloView.first(4);
l1s = QLatin1StringView(helloView);
QCOMPARE(l1s.latin1(), helloView.data());
QCOMPARE(l1s.size(), helloView.size());
}
}
void tst_QLatin1StringView::userDefinedLiterals()
{
{
using namespace Qt::Literals::StringLiterals;
auto str = "abcd"_L1;
static_assert(std::is_same_v<decltype(str), QLatin1StringView>);
QCOMPARE(str.size(), 4);
QCOMPARE(str, QLatin1StringView("abcd"));
QCOMPARE(str.latin1(), "abcd");
QCOMPARE("abcd"_L1, str.latin1());
QCOMPARE("M\xE5rten"_L1, QLatin1StringView("M\xE5rten"));
auto ch = 'a'_L1;
static_assert(std::is_same_v<decltype(ch), QLatin1Char>);
QCOMPARE(ch, QLatin1Char('a'));
QCOMPARE(ch.toLatin1(), 'a');
QCOMPARE('a'_L1, ch.toLatin1());
QCOMPARE('\xE5'_L1, QLatin1Char('\xE5'));
}
{
using namespace Qt::Literals;
auto str = "abcd"_L1;
static_assert(std::is_same_v<decltype(str), QLatin1StringView>);
QCOMPARE(str, QLatin1StringView("abcd"));
auto ch = 'a'_L1;
static_assert(std::is_same_v<decltype(ch), QLatin1Char>);
QCOMPARE(ch, QLatin1Char('a'));
}
{
using namespace Qt;
auto str = "abcd"_L1;
static_assert(std::is_same_v<decltype(str), QLatin1StringView>);
QCOMPARE(str, QLatin1StringView("abcd"));
auto ch = 'a'_L1;
static_assert(std::is_same_v<decltype(ch), QLatin1Char>);
QCOMPARE(ch, QLatin1Char('a'));
}
}
void tst_QLatin1StringView::at()
{
const QLatin1StringView l1("Hello World");
QCOMPARE(l1.at(0), QLatin1Char('H'));
QCOMPARE(l1.at(l1.size() - 1), QLatin1Char('d'));
QCOMPARE(l1[0], QLatin1Char('H'));
QCOMPARE(l1[l1.size() - 1], QLatin1Char('d'));
}
void tst_QLatin1StringView::arg() const
{
#define CHECK1(pattern, arg1, expected) \
do { \
auto p = QLatin1StringView(pattern); \
QCOMPARE(p.arg(QLatin1StringView(arg1)), expected); \
QCOMPARE(p.arg(u"" arg1), expected); \
QCOMPARE(p.arg(QStringLiteral(arg1)), expected); \
QCOMPARE(p.arg(QString(QLatin1StringView(arg1))), expected); \
} while (false) \
/*end*/
#define CHECK2(pattern, arg1, arg2, expected) \
do { \
auto p = QLatin1StringView(pattern); \
QCOMPARE(p.arg(QLatin1StringView(arg1), QLatin1StringView(arg2)), expected); \
QCOMPARE(p.arg(u"" arg1, QLatin1StringView(arg2)), expected); \
QCOMPARE(p.arg(QLatin1StringView(arg1), u"" arg2), expected); \
QCOMPARE(p.arg(u"" arg1, u"" arg2), expected); \
} while (false) \
/*end*/
CHECK1("", "World", "");
CHECK1("%1", "World", "World");
CHECK1("!%1?", "World", "!World?");
CHECK1("%1%1", "World", "WorldWorld");
CHECK1("%1%2", "World", "World%2");
CHECK1("%2%1", "World", "%2World");
CHECK2("", "Hello", "World", "");
CHECK2("%1", "Hello", "World", "Hello");
CHECK2("!%1, %2?", "Hello", "World", "!Hello, World?");
CHECK2("%1%1", "Hello", "World", "HelloHello");
CHECK2("%1%2", "Hello", "World", "HelloWorld");
CHECK2("%2%1", "Hello", "World", "WorldHello");
#undef CHECK2
#undef CHECK1
QCOMPARE(QLatin1StringView(" %2 %2 %1 %3 ").arg(QLatin1Char('c'), QChar::CarriageReturn, u'C'),
" \r \r c C ");
}
void tst_QLatin1StringView::midLeftRight()
{
const QLatin1StringView l1("Hello World");
QCOMPARE(l1.mid(0), l1);
QCOMPARE(l1.mid(0, l1.size()), l1);
QCOMPARE(l1.left(l1.size()), l1);
QCOMPARE(l1.right(l1.size()), l1);
QCOMPARE(l1.mid(6), QLatin1StringView("World"));
QCOMPARE(l1.mid(6, 5), QLatin1StringView("World"));
QCOMPARE(l1.right(5), QLatin1StringView("World"));
QCOMPARE(l1.mid(6, 1), QLatin1StringView("W"));
QCOMPARE(l1.right(5).left(1), QLatin1StringView("W"));
QCOMPARE(l1.left(5), QLatin1StringView("Hello"));
}
void tst_QLatin1StringView::nullString()
{
// default ctor
{
QLatin1StringView l1;
QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(nullptr));
QCOMPARE(l1.size(), 0);
QString s = l1;
QVERIFY(s.isNull());
}
// from nullptr
{
const char *null = nullptr;
QLatin1StringView l1(null);
QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(nullptr));
QCOMPARE(l1.size(), 0);
QString s = l1;
QVERIFY(s.isNull());
}
// from null QByteArray
{
const QByteArray null;
QVERIFY(null.isNull());
QLatin1StringView l1(null);
QEXPECT_FAIL("", "null QByteArrays become non-null QLatin1Strings...", Continue);
QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(nullptr));
QCOMPARE(l1.size(), 0);
QString s = l1;
QEXPECT_FAIL("", "null QByteArrays become non-null QLatin1Strings become non-null QStrings...", Continue);
QVERIFY(s.isNull());
}
}
void tst_QLatin1StringView::emptyString()
{
{
const char *empty = "";
QLatin1StringView l1(empty);
QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(empty));
QCOMPARE(l1.size(), 0);
QString s = l1;
QVERIFY(s.isEmpty());
QVERIFY(!s.isNull());
}
{
const char *notEmpty = "foo";
QLatin1StringView l1(notEmpty, qsizetype(0));
QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(notEmpty));
QCOMPARE(l1.size(), 0);
QString s = l1;
QVERIFY(s.isEmpty());
QVERIFY(!s.isNull());
}
{
const QByteArray empty = "";
QLatin1StringView l1(empty);
QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(empty.constData()));
QCOMPARE(l1.size(), 0);
QString s = l1;
QVERIFY(s.isEmpty());
QVERIFY(!s.isNull());
}
}
void tst_QLatin1StringView::iterators()
{
QLatin1StringView hello("hello");
QLatin1StringView olleh("olleh");
QVERIFY(std::equal(hello.begin(), hello.end(),
olleh.rbegin()));
QVERIFY(std::equal(hello.rbegin(), hello.rend(),
QT_MAKE_CHECKED_ARRAY_ITERATOR(olleh.begin(), olleh.size())));
QVERIFY(std::equal(hello.cbegin(), hello.cend(),
olleh.rbegin()));
QVERIFY(std::equal(hello.crbegin(), hello.crend(),
QT_MAKE_CHECKED_ARRAY_ITERATOR(olleh.begin(), olleh.size())));
}
void tst_QLatin1StringView::relationalOperators_data()
{
QTest::addColumn<QLatin1StringViewContainer>("lhs");
QTest::addColumn<int>("lhsOrderNumber");
QTest::addColumn<QLatin1StringViewContainer>("rhs");
QTest::addColumn<int>("rhsOrderNumber");
struct Data {
QLatin1StringView l1;
int order;
} data[] = {
{ QLatin1StringView(), 0 },
{ QLatin1StringView(""), 0 },
{ QLatin1StringView("a"), 1 },
{ QLatin1StringView("aa"), 2 },
{ QLatin1StringView("b"), 3 },
};
for (Data *lhs = data; lhs != data + sizeof data / sizeof *data; ++lhs) {
for (Data *rhs = data; rhs != data + sizeof data / sizeof *data; ++rhs) {
QLatin1StringViewContainer l = { lhs->l1 }, r = { rhs->l1 };
QTest::addRow("\"%s\" <> \"%s\"",
lhs->l1.data() ? lhs->l1.data() : "nullptr",
rhs->l1.data() ? rhs->l1.data() : "nullptr")
<< l << lhs->order << r << rhs->order;
}
}
}
void tst_QLatin1StringView::relationalOperators()
{
QFETCH(QLatin1StringViewContainer, lhs);
QFETCH(int, lhsOrderNumber);
QFETCH(QLatin1StringViewContainer, rhs);
QFETCH(int, rhsOrderNumber);
#define CHECK(op) \
QCOMPARE(lhs.l1 op rhs.l1, lhsOrderNumber op rhsOrderNumber) \
/*end*/
CHECK(==);
CHECK(!=);
CHECK(< );
CHECK(> );
CHECK(<=);
CHECK(>=);
#undef CHECK
}
void tst_QLatin1StringView::count()
{
QLatin1StringView a("ABCDEFGHIEfGEFG");
QCOMPARE(a.size(), 15);
QCOMPARE(a.count('A'), 1);
QCOMPARE(a.count('Z'), 0);
QCOMPARE(a.count('E'), 3);
QCOMPARE(a.count('F'), 2);
QCOMPARE(a.count('F', Qt::CaseInsensitive), 3);
QCOMPARE(a.count(QLatin1StringView("FG")), 2);
QCOMPARE(a.count(QLatin1StringView("FG"), Qt::CaseInsensitive), 3);
QCOMPARE(a.count(QLatin1StringView(), Qt::CaseInsensitive), 16);
QCOMPARE(a.count(QLatin1StringView(""), Qt::CaseInsensitive), 16);
QLatin1StringView nullStr;
QCOMPARE(nullStr.count('A'), 0);
QCOMPARE(nullStr.count(QLatin1StringView("AB")), 0);
QCOMPARE(nullStr.count(QLatin1StringView()), 1);
QCOMPARE(nullStr.count(QLatin1StringView("")), 1);
QLatin1StringView emptyStr("");
QCOMPARE(emptyStr.count('A'), 0);
QCOMPARE(emptyStr.count(QLatin1StringView("AB")), 0);
QCOMPARE(emptyStr.count(QLatin1StringView()), 1);
QCOMPARE(emptyStr.count(QLatin1StringView("")), 1);
using namespace Qt::Literals::StringLiterals;
QCOMPARE("a\0b"_L1.count(QChar::SpecialCharacter::LineSeparator), 0);
}
void tst_QLatin1StringView::indexOf_data()
{
using namespace Qt::Literals::StringLiterals;
QTest::addColumn<QLatin1StringView>("needle");
QTest::addColumn<QLatin1StringView>("haystack");
QTest::addColumn<int>("from");
QTest::addColumn<int>("indexCaseSensitive");
QTest::addColumn<int>("indexCaseInsensitive");
// Should never trigger Boyer Moore algorithm
QTest::newRow("Single letter match start")
<< QLatin1StringView("A") << QLatin1StringView("ABCDEF") << 0 << 0 << 0;
QTest::newRow("Single letter match second letter")
<< QLatin1StringView("B") << QLatin1StringView("ABCDEF") << 0 << 1 << 1;
QTest::newRow("Single letter mismatch")
<< QLatin1StringView("G") << QLatin1StringView("ABCDEF") << 0 << -1 << -1;
QTest::newRow("Single letter case sensitive start")
<< QLatin1StringView("a") << QLatin1StringView("ABCDEF") << 0 << -1 << 0;
QTest::newRow("Single letter case sensitive end")
<< QLatin1StringView("f") << QLatin1StringView("ABCDEF") << 0 << -1 << 5;
QTest::newRow("Single letter different match depending on case")
<< QLatin1StringView("a") << QLatin1StringView("ABCabc") << 0 << 3 << 0;
QTest::newRow("Single letter different match depending on case from 2")
<< QLatin1StringView("a") << QLatin1StringView("ABCABCabc") << 2 << 6 << 3;
QTest::newRow("Single letter negative from")
<< QLatin1StringView("a") << QLatin1StringView("abcabc") << -3 << 3 << 3;
QTest::newRow("Single letter non-ASCII") // searching for "ø" in "Øø"
<< "\xf8"_L1
<< "\xd8\xf8"_L1 << 0 << 1 << 0;
QTest::newRow("Single uppercase letter")
<< QLatin1StringView("A") << QLatin1StringView("aA") << 0 << 1 << 0;
// Might trigger Boyer Moore algorithm
QTest::newRow("Small match start")
<< QLatin1StringView("ABC") << QLatin1StringView("ABCDEF") << 0 << 0 << 0;
QTest::newRow("Small match second letter")
<< QLatin1StringView("BCD") << QLatin1StringView("ABCDEF") << 0 << 1 << 1;
QTest::newRow("Small mismatch")
<< QLatin1StringView("EFG") << QLatin1StringView("ABCDEF") << 0 << -1 << -1;
QTest::newRow("Small case sensitive start")
<< QLatin1StringView("abc") << QLatin1StringView("ABCDEF") << 0 << -1 << 0;
QTest::newRow("Small case sensitive end")
<< QLatin1StringView("DEF") << QLatin1StringView("abcdef") << 0 << -1 << 3;
QTest::newRow("Small different match depending on case")
<< QLatin1StringView("abcabc") << QLatin1StringView("!!ABCabcabcABC") << 0 << 5 << 2;
QTest::newRow("Small different match depending on case from 2")
<< QLatin1StringView("abcabc") << QLatin1StringView("ABCABCabcabcABC") << 2 << 6 << 3;
QTest::newRow("Small negative from") << QLatin1StringView("negative")
<< QLatin1StringView("negativenegative") << -8 << 8 << 8;
QTest::newRow("Small non-ASCII") // searching for "løve" in "LØVEløve"
<< "l\xf8ve"_L1
<< "L\xd8VEl\xf8ve"_L1 << 0 << 4 << 0;
QTest::newRow("Small skip test")
<< QLatin1StringView("ABBB") << QLatin1StringView("ABABBB") << 0 << 2 << 2;
QTest::newRow("Small uppercase needle")
<< QLatin1StringView("ABCDEF") << QLatin1StringView("abcdefABCDEF") << 0 << 6 << 0;
// Should trigger Boyer Moore algorithm
QTest::newRow("Medium match start")
<< QLatin1StringView("ABCDEFGHIJKLMNOP")
<< QLatin1StringView("ABCDEFGHIJKLMNOPQRSTUVWXYZ") << 0 << 0 << 0;
QTest::newRow("Medium match second letter")
<< QLatin1StringView("BCDEFGHIJKLMNOPQ")
<< QLatin1StringView("ABCDEFGHIJKLMNOPQRSTUVWXYZ") << 0 << 1 << 1;
QTest::newRow("Medium mismatch")
<< QLatin1StringView("PONMLKJIHGFEDCBA")
<< QLatin1StringView("ABCDEFGHIJKLMNOPQRSTUVWXYZ") << 0 << -1 << -1;
QTest::newRow("Medium case sensitive start")
<< QLatin1StringView("abcdefghijklmnopq")
<< QLatin1StringView("ABCDEFGHIJKLMNOPQRSTUVWXYZ") << 0 << -1 << 0;
QTest::newRow("Medium case sensitive second letter")
<< QLatin1StringView("BCDEFGHIJKLMNOPQR")
<< QLatin1StringView("abcdefghijklmnopqrstuvxyz") << 0 << -1 << 1;
QTest::newRow("Medium different match depending on case")
<< QLatin1StringView("testingtesting")
<< QLatin1StringView("TESTINGtestingtestingTESTING") << 0 << 7 << 0;
QTest::newRow("Medium different match depending on case from 2")
<< QLatin1StringView("testingtesting")
<< QLatin1StringView("TESTINGTESTINGtestingtestingTESTING") << 2 << 14 << 7;
QTest::newRow("Medium negative from")
<< QLatin1StringView("abcdefghijklmnop")
<< QLatin1StringView("abcdefghijklmnopabcdefghijklmnop") << -16 << 16 << 16;
QTest::newRow("Medium non-ASCII") // searching for "dampfschiffahrtsgesellschaftskapitän"
<< "dampfschiffahrtsgesellschaftskapit\xe4n"_L1
<< "DAMPFSCHIFFAHRTSGESELLSCHAFTSKAPIT\xc4Ndampfschiffahrtsgesellschaftskapit\xe4n"_L1
<< 0 << 36 << 0;
QTest::newRow("Medium skip test") << QLatin1StringView("ABBBBBBBBBBBBBBB")
<< QLatin1StringView("ABABBBBBBBBBBBBBBB") << 0 << 2 << 2;
}
void tst_QLatin1StringView::indexOf()
{
QFETCH(QLatin1StringView, needle);
QFETCH(QLatin1StringView, haystack);
QFETCH(int, from);
QFETCH(int, indexCaseSensitive);
QFETCH(int, indexCaseInsensitive);
QCOMPARE(haystack.indexOf(needle, from, Qt::CaseSensitive), (qsizetype)indexCaseSensitive);
QCOMPARE(haystack.indexOf(needle, from, Qt::CaseInsensitive), (qsizetype)indexCaseInsensitive);
}
QTEST_APPLESS_MAIN(tst_QLatin1StringView)
#include "tst_qlatin1stringview.moc"