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Diffstat (limited to 'tests/auto/corelib/tools/qstringapisymmetry/tst_qstringapisymmetry.cpp')
| -rw-r--r-- | tests/auto/corelib/tools/qstringapisymmetry/tst_qstringapisymmetry.cpp | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/tests/auto/corelib/tools/qstringapisymmetry/tst_qstringapisymmetry.cpp b/tests/auto/corelib/tools/qstringapisymmetry/tst_qstringapisymmetry.cpp new file mode 100644 index 0000000000..f6d2579074 --- /dev/null +++ b/tests/auto/corelib/tools/qstringapisymmetry/tst_qstringapisymmetry.cpp @@ -0,0 +1,176 @@ +/**************************************************************************** +** +** Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#undef QT_NO_CAST_FROM_ASCII +#undef QT_NO_CAST_TO_ASCII +#undef QT_ASCII_CAST_WARNINGS + +#include <QString> +#include <QChar> +#include <QStringRef> +#include <QLatin1String> + +#include <QTest> + +Q_DECLARE_METATYPE(QLatin1String) +Q_DECLARE_METATYPE(QStringRef) + +template <typename T> +QString toQString(const T &t) { return QString(t); } +QString toQString(const QStringRef &ref) { return ref.toString(); } + +class tst_QStringApiSymmetry : public QObject +{ + Q_OBJECT + + void compare_data(bool hasConceptOfNullAndEmpty=true); + template <typename LHS, typename RHS> + void compare_impl() const; + +private Q_SLOTS: + // test all combinations of {QChar, QStringRef, QString, QLatin1String} + void compare_QChar_QChar_data() { compare_data(false); } + void compare_QChar_QChar() { compare_impl<QChar, QChar>(); } + void compare_QChar_QStringRef_data() { compare_data(false); } + void compare_QChar_QStringRef() { compare_impl<QChar, QStringRef>(); } + void compare_QChar_QString_data() { compare_data(false); } + void compare_QChar_QString() { compare_impl<QChar, QString>(); } + void compare_QChar_QLatin1String_data() { compare_data(false); } + void compare_QChar_QLatin1String() { compare_impl<QChar, QLatin1String>(); } + + void compare_QStringRef_QChar_data() { compare_data(false); } + void compare_QStringRef_QChar() { compare_impl<QStringRef, QChar>(); } + void compare_QStringRef_QStringRef_data() { compare_data(); } + void compare_QStringRef_QStringRef() { compare_impl<QStringRef, QStringRef>(); } + void compare_QStringRef_QString_data() { compare_data(); } + void compare_QStringRef_QString() { compare_impl<QStringRef, QString>(); } + void compare_QStringRef_QLatin1String_data() { compare_data(); } + void compare_QStringRef_QLatin1String() { compare_impl<QStringRef, QLatin1String>(); } + + void compare_QString_QChar_data() { compare_data(false); } + void compare_QString_QChar() { compare_impl<QString, QChar>(); } + void compare_QString_QStringRef_data() { compare_data(); } + void compare_QString_QStringRef() { compare_impl<QString, QStringRef>(); } + void compare_QString_QString_data() { compare_data(); } + void compare_QString_QString() { compare_impl<QString, QString>(); } + void compare_QString_QLatin1String_data() { compare_data(); } + void compare_QString_QLatin1String() { compare_impl<QString, QLatin1String>(); } + + void compare_QLatin1String_QChar_data() { compare_data(false); } + void compare_QLatin1String_QChar() { compare_impl<QLatin1String, QChar>(); } + void compare_QLatin1String_QStringRef_data() { compare_data(); } + void compare_QLatin1String_QStringRef() { compare_impl<QLatin1String, QStringRef>(); } + void compare_QLatin1String_QString_data() { compare_data(); } + void compare_QLatin1String_QString() { compare_impl<QLatin1String, QString>(); } + void compare_QLatin1String_QLatin1String_data() { compare_data(); } + void compare_QLatin1String_QLatin1String() { compare_impl<QLatin1String, QLatin1String>(); } + +}; + +void tst_QStringApiSymmetry::compare_data(bool hasConceptOfNullAndEmpty) +{ + QTest::addColumn<QStringRef>("lhsUnicode"); + QTest::addColumn<QLatin1String>("lhsLatin1"); + QTest::addColumn<QStringRef>("rhsUnicode"); + QTest::addColumn<QLatin1String>("rhsLatin1"); + QTest::addColumn<int>("caseSensitiveCompareResult"); + QTest::addColumn<int>("caseInsensitiveCompareResult"); + + if (hasConceptOfNullAndEmpty) { + QTest::newRow("null <> null") << QStringRef() << QLatin1String() + << QStringRef() << QLatin1String() + << 0 << 0; + static const QString empty(""); + QTest::newRow("null <> empty") << QStringRef() << QLatin1String() + << QStringRef(&empty) << QLatin1String("") + << 0 << 0; + } + +#define ROW(lhs, rhs) \ + do { \ + static const QString pinned[] = { \ + QString(QLatin1String(lhs)), \ + QString(QLatin1String(rhs)), \ + }; \ + QTest::newRow("'" lhs "' <> '" rhs "'") \ + << QStringRef(&pinned[0]) << QLatin1String(lhs) \ + << QStringRef(&pinned[1]) << QLatin1String(rhs) \ + << qstrcmp(lhs, rhs) << qstricmp(lhs, rhs); \ + } while (false) + ROW("", "0"); + ROW("0", ""); + ROW("0", "1"); + ROW("0", "0"); +#undef ROW +} + +template <typename String> String make(const QStringRef &sf, QLatin1String l1); +template <> QChar make(const QStringRef &sf, QLatin1String) +{ return sf.isEmpty() ? QChar(QLatin1Char('\0')) : sf.at(0); } +template <> QStringRef make(const QStringRef &sf, QLatin1String) { return sf; } +template <> QString make(const QStringRef &sf, QLatin1String) { return sf.toString(); } +template <> QLatin1String make(const QStringRef &, QLatin1String l1) { return l1; } + +template <typename LHS, typename RHS> +void tst_QStringApiSymmetry::compare_impl() const +{ + QFETCH(QStringRef, lhsUnicode); + QFETCH(QLatin1String, lhsLatin1); + QFETCH(QStringRef, rhsUnicode); + QFETCH(QLatin1String, rhsLatin1); + QFETCH(int, caseSensitiveCompareResult); + + const LHS lhs = make<LHS>(lhsUnicode, lhsLatin1); + const RHS rhs = make<RHS>(rhsUnicode, rhsLatin1); + +#ifdef Q_COMPILER_NOEXCEPT +# define QVERIFY_NOEXCEPT(expr) QVERIFY(noexcept(expr)) +#else +# define QVERIFY_NOEXCEPT(expr) +#endif + +#define CHECK(op) \ + QVERIFY_NOEXCEPT(lhs op rhs); \ + do { if (caseSensitiveCompareResult op 0) { \ + QVERIFY(lhs op rhs); \ + } else { \ + QVERIFY(!(lhs op rhs)); \ + } } while (false) + + CHECK(==); + CHECK(!=); + CHECK(<); + CHECK(>); + CHECK(<=); + CHECK(>=); +#undef CHECK +} + +QTEST_APPLESS_MAIN(tst_QStringApiSymmetry) + +#include "tst_qstringapisymmetry.moc" |