diff options
Diffstat (limited to 'tests/auto/corelib/text/qstringapisymmetry/tst_qstringapisymmetry.cpp')
| -rw-r--r-- | tests/auto/corelib/text/qstringapisymmetry/tst_qstringapisymmetry.cpp | 1785 |
1 files changed, 1785 insertions, 0 deletions
diff --git a/tests/auto/corelib/text/qstringapisymmetry/tst_qstringapisymmetry.cpp b/tests/auto/corelib/text/qstringapisymmetry/tst_qstringapisymmetry.cpp new file mode 100644 index 0000000000..24382a2b61 --- /dev/null +++ b/tests/auto/corelib/text/qstringapisymmetry/tst_qstringapisymmetry.cpp @@ -0,0 +1,1785 @@ +/**************************************************************************** +** +** Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com> +** Copyright (C) 2019 Mail.ru Group. +** 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 <QStringView> +#include <QChar> +#include <QScopedArrayPointer> +#include <QStringRef> +#include <QLatin1String> +#include <QVector> + +#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(); } +QString toQString(QStringView view) { return view.toString(); } + +template <typename Iterable> +QStringList toQStringList(const Iterable &i) { + QStringList result; + for (auto &e : i) + result.push_back(toQString(e)); + return result; +} + +// FIXME: these are missing at the time of writing, add them, then remove the dummies here: +#define MAKE_RELOP(op, A1, A2) \ + static bool operator op (A1 lhs, A2 rhs) \ + { return toQString(lhs) op toQString(rhs); } \ + /*end*/ +#define MAKE_ALL(A1, A2) \ + MAKE_RELOP(==, A1, A2) \ + MAKE_RELOP(!=, A1, A2) \ + MAKE_RELOP(<, A1, A2) \ + MAKE_RELOP(>, A1, A2) \ + MAKE_RELOP(<=, A1, A2) \ + MAKE_RELOP(>=, A1, A2) \ + /*end*/ + +MAKE_ALL(QByteArray, QChar) +MAKE_ALL(QByteArray, QLatin1String) + +MAKE_ALL(const char*, QChar) + +#undef MAKE_ALL +#undef MAKE_RELOP +// END FIXME + +// Return a plain ASCII row name consisting of maximum 16 chars and the +// size for data +static QByteArray rowName(const QByteArray &data) +{ + const int size = data.size(); + QScopedArrayPointer<char> prettyC(QTest::toPrettyCString(data.constData(), qMin(16, size))); + QByteArray result = prettyC.data(); + result += " ("; + result += QByteArray::number(size); + result += ')'; + return result; +} + +class tst_QStringApiSymmetry : public QObject +{ + Q_OBJECT + + // + // Mixed UTF-16, UTF-8, Latin-1 checks: + // + + 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, QStringView, QLatin1String, QByteArray, const char*} + 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_QStringView_data() { compare_data(false); } + void compare_QChar_QStringView() { compare_impl<QChar, QStringView>(); } + void compare_QChar_QLatin1String_data() { compare_data(false); } + void compare_QChar_QLatin1String() { compare_impl<QChar, QLatin1String>(); } + void compare_QChar_QByteArray_data() { compare_data(false); } + void compare_QChar_QByteArray() { compare_impl<QChar, QByteArray>(); } + void compare_QChar_const_char_star_data() { compare_data(false); } + void compare_QChar_const_char_star() { compare_impl<QChar, const char *>(); } + + 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_QStringView_data() { compare_data(); } + void compare_QStringRef_QStringView() { compare_impl<QStringRef, QStringView>(); } + void compare_QStringRef_QLatin1String_data() { compare_data(); } + void compare_QStringRef_QLatin1String() { compare_impl<QStringRef, QLatin1String>(); } + void compare_QStringRef_QByteArray_data() { compare_data(); } + void compare_QStringRef_QByteArray() { compare_impl<QStringRef, QByteArray>(); } + void compare_QStringRef_const_char_star_data() { compare_data(); } + void compare_QStringRef_const_char_star() { compare_impl<QStringRef, const char *>(); } + + 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_QStringView_data() { compare_data(); } + void compare_QString_QStringView() { compare_impl<QString, QStringView>(); } + void compare_QString_QLatin1String_data() { compare_data(); } + void compare_QString_QLatin1String() { compare_impl<QString, QLatin1String>(); } + void compare_QString_QByteArray_data() { compare_data(); } + void compare_QString_QByteArray() { compare_impl<QString, QByteArray>(); } + void compare_QString_const_char_star_data() { compare_data(); } + void compare_QString_const_char_star() { compare_impl<QString, const char *>(); } + + void compare_QStringView_QChar_data() { compare_data(false); } + void compare_QStringView_QChar() { compare_impl<QStringView, QChar>(); } + void compare_QStringView_QStringRef_data() { compare_data(); } + void compare_QStringView_QStringRef() { compare_impl<QStringView, QStringRef>(); } + void compare_QStringView_QString_data() { compare_data(); } + void compare_QStringView_QString() { compare_impl<QStringView, QString>(); } + void compare_QStringView_QStringView_data() { compare_data(); } + void compare_QStringView_QStringView() { compare_impl<QStringView, QStringView>(); } + void compare_QStringView_QLatin1String_data() { compare_data(); } + void compare_QStringView_QLatin1String() { compare_impl<QStringView, 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_QStringView_data() { compare_data(); } + void compare_QLatin1String_QStringView() { compare_impl<QLatin1String, QStringView>(); } + void compare_QLatin1String_QLatin1String_data() { compare_data(); } + void compare_QLatin1String_QLatin1String() { compare_impl<QLatin1String, QLatin1String>(); } + void compare_QLatin1String_QByteArray_data() { compare_data(); } + void compare_QLatin1String_QByteArray() { compare_impl<QLatin1String, QByteArray>(); } + void compare_QLatin1String_const_char_star_data() { compare_data(); } + void compare_QLatin1String_const_char_star() { compare_impl<QLatin1String, const char *>(); } + + void compare_QByteArray_QChar_data() { compare_data(false); } + void compare_QByteArray_QChar() { compare_impl<QByteArray, QChar>(); } + void compare_QByteArray_QStringRef_data() { compare_data(); } + void compare_QByteArray_QStringRef() { compare_impl<QByteArray, QStringRef>(); } + void compare_QByteArray_QString_data() { compare_data(); } + void compare_QByteArray_QString() { compare_impl<QByteArray, QString>(); } + void compare_QByteArray_QLatin1String_data() { compare_data(); } + void compare_QByteArray_QLatin1String() { compare_impl<QByteArray, QLatin1String>(); } + void compare_QByteArray_QByteArray_data() { compare_data(); } + void compare_QByteArray_QByteArray() { compare_impl<QByteArray, QByteArray>(); } + void compare_QByteArray_const_char_star_data() { compare_data(); } + void compare_QByteArray_const_char_star() { compare_impl<QByteArray, const char *>(); } + + void compare_const_char_star_QChar_data() { compare_data(false); } + void compare_const_char_star_QChar() { compare_impl<const char *, QChar>(); } + void compare_const_char_star_QStringRef_data() { compare_data(); } + void compare_const_char_star_QStringRef() { compare_impl<const char *, QStringRef>(); } + void compare_const_char_star_QString_data() { compare_data(); } + void compare_const_char_star_QString() { compare_impl<const char *, QString>(); } + void compare_const_char_star_QLatin1String_data() { compare_data(false); } + void compare_const_char_star_QLatin1String() { compare_impl<const char *, QLatin1String>(); } + void compare_const_char_star_QByteArray_data() { compare_data(); } + void compare_const_char_star_QByteArray() { compare_impl<const char *, QByteArray>(); } + //void compare_const_char_star_const_char_star_data() { compare_data(); } + //void compare_const_char_star_const_char_star() { compare_impl<const char *, const char *>(); } + +private: + void startsWith_data(bool rhsIsQChar = false); + template <typename Haystack, typename Needle> void startsWith_impl() const; + + void endsWith_data(bool rhsIsQChar = false); + template <typename Haystack, typename Needle> void endsWith_impl() const; + +private Q_SLOTS: + // test all combinations of {QString, QStringRef, QStringView, QLatin1String} x {QString, QStringRef, QStringView, QLatin1String, QChar}: + void startsWith_QString_QString_data() { startsWith_data(); } + void startsWith_QString_QString() { startsWith_impl<QString, QString>(); } + void startsWith_QString_QStringRef_data() { startsWith_data(); } + void startsWith_QString_QStringRef() { startsWith_impl<QString, QStringRef>(); } + void startsWith_QString_QStringView_data() { startsWith_data(); } + void startsWith_QString_QStringView() { startsWith_impl<QString, QStringView>(); } + void startsWith_QString_QLatin1String_data() { startsWith_data(); } + void startsWith_QString_QLatin1String() { startsWith_impl<QString, QLatin1String>(); } + void startsWith_QString_QChar_data() { startsWith_data(false); } + void startsWith_QString_QChar() { startsWith_impl<QString, QChar>(); } + + void startsWith_QStringRef_QString_data() { startsWith_data(); } + void startsWith_QStringRef_QString() { startsWith_impl<QStringRef, QString>(); } + void startsWith_QStringRef_QStringRef_data() { startsWith_data(); } + void startsWith_QStringRef_QStringRef() { startsWith_impl<QStringRef, QStringRef>(); } + void startsWith_QStringRef_QStringView_data() { startsWith_data(); } + void startsWith_QStringRef_QStringView() { startsWith_impl<QStringRef, QStringView>(); } + void startsWith_QStringRef_QLatin1String_data() { startsWith_data(); } + void startsWith_QStringRef_QLatin1String() { startsWith_impl<QStringRef, QLatin1String>(); } + void startsWith_QStringRef_QChar_data() { startsWith_data(false); } + void startsWith_QStringRef_QChar() { startsWith_impl<QStringRef, QChar>(); } + + void startsWith_QStringView_QString_data() { startsWith_data(); } + void startsWith_QStringView_QString() { startsWith_impl<QStringView, QString>(); } + void startsWith_QStringView_QStringRef_data() { startsWith_data(); } + void startsWith_QStringView_QStringRef() { startsWith_impl<QStringView, QStringRef>(); } + void startsWith_QStringView_QStringView_data() { startsWith_data(); } + void startsWith_QStringView_QStringView() { startsWith_impl<QStringView, QStringView>(); } + void startsWith_QStringView_QLatin1String_data() { startsWith_data(); } + void startsWith_QStringView_QLatin1String() { startsWith_impl<QStringView, QLatin1String>(); } + void startsWith_QStringView_QChar_data() { startsWith_data(false); } + void startsWith_QStringView_QChar() { startsWith_impl<QStringView, QChar>(); } + + void startsWith_QLatin1String_QString_data() { startsWith_data(); } + void startsWith_QLatin1String_QString() { startsWith_impl<QLatin1String, QString>(); } + void startsWith_QLatin1String_QStringRef_data() { startsWith_data(); } + void startsWith_QLatin1String_QStringRef() { startsWith_impl<QLatin1String, QStringRef>(); } + void startsWith_QLatin1String_QStringView_data() { startsWith_data(); } + void startsWith_QLatin1String_QStringView() { startsWith_impl<QLatin1String, QStringView>(); } + void startsWith_QLatin1String_QLatin1String_data() { startsWith_data(); } + void startsWith_QLatin1String_QLatin1String() { startsWith_impl<QLatin1String, QLatin1String>(); } + void startsWith_QLatin1String_QChar_data() { startsWith_data(false); } + void startsWith_QLatin1String_QChar() { startsWith_impl<QLatin1String, QChar>(); } + + void endsWith_QString_QString_data() { endsWith_data(); } + void endsWith_QString_QString() { endsWith_impl<QString, QString>(); } + void endsWith_QString_QStringRef_data() { endsWith_data(); } + void endsWith_QString_QStringRef() { endsWith_impl<QString, QStringRef>(); } + void endsWith_QString_QStringView_data() { endsWith_data(); } + void endsWith_QString_QStringView() { endsWith_impl<QString, QStringView>(); } + void endsWith_QString_QLatin1String_data() { endsWith_data(); } + void endsWith_QString_QLatin1String() { endsWith_impl<QString, QLatin1String>(); } + void endsWith_QString_QChar_data() { endsWith_data(false); } + void endsWith_QString_QChar() { endsWith_impl<QString, QChar>(); } + + void endsWith_QStringRef_QString_data() { endsWith_data(); } + void endsWith_QStringRef_QString() { endsWith_impl<QStringRef, QString>(); } + void endsWith_QStringRef_QStringRef_data() { endsWith_data(); } + void endsWith_QStringRef_QStringRef() { endsWith_impl<QStringRef, QStringRef>(); } + void endsWith_QStringRef_QStringView_data() { endsWith_data(); } + void endsWith_QStringRef_QStringView() { endsWith_impl<QStringRef, QStringView>(); } + void endsWith_QStringRef_QLatin1String_data() { endsWith_data(); } + void endsWith_QStringRef_QLatin1String() { endsWith_impl<QStringRef, QLatin1String>(); } + void endsWith_QStringRef_QChar_data() { endsWith_data(false); } + void endsWith_QStringRef_QChar() { endsWith_impl<QStringRef, QChar>(); } + + void endsWith_QStringView_QString_data() { endsWith_data(); } + void endsWith_QStringView_QString() { endsWith_impl<QStringView, QString>(); } + void endsWith_QStringView_QStringRef_data() { endsWith_data(); } + void endsWith_QStringView_QStringRef() { endsWith_impl<QStringView, QStringRef>(); } + void endsWith_QStringView_QStringView_data() { endsWith_data(); } + void endsWith_QStringView_QStringView() { endsWith_impl<QStringView, QStringView>(); } + void endsWith_QStringView_QLatin1String_data() { endsWith_data(); } + void endsWith_QStringView_QLatin1String() { endsWith_impl<QStringView, QLatin1String>(); } + void endsWith_QStringView_QChar_data() { endsWith_data(false); } + void endsWith_QStringView_QChar() { endsWith_impl<QStringView, QChar>(); } + + void endsWith_QLatin1String_QString_data() { endsWith_data(); } + void endsWith_QLatin1String_QString() { endsWith_impl<QLatin1String, QString>(); } + void endsWith_QLatin1String_QStringRef_data() { endsWith_data(); } + void endsWith_QLatin1String_QStringRef() { endsWith_impl<QLatin1String, QStringRef>(); } + void endsWith_QLatin1String_QStringView_data() { endsWith_data(); } + void endsWith_QLatin1String_QStringView() { endsWith_impl<QLatin1String, QStringView>(); } + void endsWith_QLatin1String_QLatin1String_data() { endsWith_data(); } + void endsWith_QLatin1String_QLatin1String() { endsWith_impl<QLatin1String, QLatin1String>(); } + void endsWith_QLatin1String_QChar_data() { endsWith_data(false); } + void endsWith_QLatin1String_QChar() { endsWith_impl<QLatin1String, QChar>(); } + +private: + void split_data(bool rhsHasVariableLength = true); + template <typename Haystack, typename Needle> void split_impl() const; + +private Q_SLOTS: + // test all combinations of {QString, QStringRef} x {QString, QLatin1String, QChar}: + void split_QString_QString_data() { split_data(); } + void split_QString_QString() { split_impl<QString, QString>(); } + void split_QString_QLatin1String_data() { split_data(); } + void split_QString_QLatin1String() { split_impl<QString, QLatin1String>(); } + void split_QString_QChar_data() { split_data(false); } + void split_QString_QChar() { split_impl<QString, QChar>(); } + + void split_QStringRef_QString_data() { split_data(); } + void split_QStringRef_QString() { split_impl<QStringRef, QString>(); } + void split_QStringRef_QLatin1String_data() { split_data(); } + void split_QStringRef_QLatin1String() { split_impl<QStringRef, QLatin1String>(); } + void split_QStringRef_QChar_data() { split_data(false); } + void split_QStringRef_QChar() { split_impl<QStringRef, QChar>(); } + +private: + void mid_data(); + template <typename String> void mid_impl(); + + void left_data(); + template <typename String> void left_impl(); + + void right_data(); + template <typename String> void right_impl(); + + void chop_data(); + template <typename String> void chop_impl(); + + void truncate_data() { left_data(); } + template <typename String> void truncate_impl(); + +private Q_SLOTS: + + void mid_QString_data() { mid_data(); } + void mid_QString() { mid_impl<QString>(); } + void mid_QStringRef_data() { mid_data(); } + void mid_QStringRef() { mid_impl<QStringRef>(); } + void mid_QStringView_data() { mid_data(); } + void mid_QStringView() { mid_impl<QStringView>(); } + void mid_QLatin1String_data() { mid_data(); } + void mid_QLatin1String() { mid_impl<QLatin1String>(); } + void mid_QByteArray_data() { mid_data(); } + void mid_QByteArray() { mid_impl<QByteArray>(); } + + void left_truncate_QString_data() { left_data(); } + void left_truncate_QString() { left_impl<QString>(); } + void left_truncate_QStringRef_data() { left_data(); } + void left_truncate_QStringRef() { left_impl<QStringRef>(); } + void left_truncate_QStringView_data() { left_data(); } + void left_truncate_QStringView() { left_impl<QStringView>(); } + void left_truncate_QLatin1String_data() { left_data(); } + void left_truncate_QLatin1String() { left_impl<QLatin1String>(); } + void left_truncate_QByteArray_data() { left_data(); } + void left_truncate_QByteArray() { left_impl<QByteArray>(); } + + void right_QString_data() { right_data(); } + void right_QString() { right_impl<QString>(); } + void right_QStringRef_data() { right_data(); } + void right_QStringRef() { right_impl<QStringRef>(); } + void right_QStringView_data() { right_data(); } + void right_QStringView() { right_impl<QStringView>(); } + void right_QLatin1String_data() { right_data(); } + void right_QLatin1String() { right_impl<QLatin1String>(); } + void right_QByteArray_data() { right_data(); } + void right_QByteArray() { right_impl<QByteArray>(); } + + void chop_QString_data() { chop_data(); } + void chop_QString() { chop_impl<QString>(); } + void chop_QStringRef_data() { chop_data(); } + void chop_QStringRef() { chop_impl<QStringRef>(); } + void chop_QStringView_data() { chop_data(); } + void chop_QStringView() { chop_impl<QStringView>(); } + void chop_QLatin1String_data() { chop_data(); } + void chop_QLatin1String() { chop_impl<QLatin1String>(); } + void chop_QByteArray_data() { chop_data(); } + void chop_QByteArray() { chop_impl<QByteArray>(); } + +private: + void trimmed_data(); + template <typename String> void trimmed_impl(); + +private Q_SLOTS: + void trim_trimmed_QString_data() { trimmed_data(); } + void trim_trimmed_QString() { trimmed_impl<QString>(); } + void trim_trimmed_QStringRef_data() { trimmed_data(); } + void trim_trimmed_QStringRef() { trimmed_impl<QStringRef>(); } + void trim_trimmed_QStringView_data() { trimmed_data(); } + void trim_trimmed_QStringView() { trimmed_impl<QStringView>(); } + void trim_trimmed_QLatin1String_data() { trimmed_data(); } + void trim_trimmed_QLatin1String() { trimmed_impl<QLatin1String>(); } + void trim_trimmed_QByteArray_data() { trimmed_data(); } + void trim_trimmed_QByteArray() { trimmed_impl<QByteArray>(); } + + // + // UTF-16-only checks: + // +private: + + void toLocal8Bit_data(); + template <typename String> void toLocal8Bit_impl(); + + void toLatin1_data(); + template <typename String> void toLatin1_impl(); + + void toUtf8_data(); + template <typename String> void toUtf8_impl(); + + void toUcs4_data(); + template <typename String> void toUcs4_impl(); + +private Q_SLOTS: + + void toLocal8Bit_QString_data() { toLocal8Bit_data(); } + void toLocal8Bit_QString() { toLocal8Bit_impl<QString>(); } + void toLocal8Bit_QStringRef_data() { toLocal8Bit_data(); } + void toLocal8Bit_QStringRef() { toLocal8Bit_impl<QStringRef>(); } + void toLocal8Bit_QStringView_data() { toLocal8Bit_data(); } + void toLocal8Bit_QStringView() { toLocal8Bit_impl<QStringView>(); } + + void toLatin1_QString_data() { toLatin1_data(); } + void toLatin1_QString() { toLatin1_impl<QString>(); } + void toLatin1_QStringRef_data() { toLatin1_data(); } + void toLatin1_QStringRef() { toLatin1_impl<QStringRef>(); } + void toLatin1_QStringView_data() { toLatin1_data(); } + void toLatin1_QStringView() { toLatin1_impl<QStringView>(); } + + void toUtf8_QString_data() { toUtf8_data(); } + void toUtf8_QString() { toUtf8_impl<QString>(); } + void toUtf8_QStringRef_data() { toUtf8_data(); } + void toUtf8_QStringRef() { toUtf8_impl<QStringRef>(); } + void toUtf8_QStringView_data() { toUtf8_data(); } + void toUtf8_QStringView() { toUtf8_impl<QStringView>(); } + + void toUcs4_QString_data() { toUcs4_data(); } + void toUcs4_QString() { toUcs4_impl<QString>(); } + void toUcs4_QStringRef_data() { toUcs4_data(); } + void toUcs4_QStringRef() { toUcs4_impl<QStringRef>(); } + void toUcs4_QStringView_data() { toUcs4_data(); } + void toUcs4_QStringView() { toUcs4_impl<QStringView>(); } + +private: + template <typename Haystack, typename Needle> void indexOf_impl() const; + void indexOf_data(); + +private Q_SLOTS: + void indexOf_QString_QString_data() { indexOf_data(); } + void indexOf_QString_QString() { indexOf_impl<QString, QString>(); } + void indexOf_QString_QLatin1String_data() { indexOf_data(); } + void indexOf_QString_QLatin1String() { indexOf_impl<QString, QLatin1String>(); } + void indexOf_QString_QStringRef_data() { indexOf_data(); } + void indexOf_QString_QStringRef() { indexOf_impl<QString, QStringRef>(); } + void indexOf_QString_QStringView_data() { indexOf_data(); } + void indexOf_QString_QStringView() { indexOf_impl<QString, QStringView>(); } + + void indexOf_QLatin1String_QString_data() { indexOf_data(); } + void indexOf_QLatin1String_QString() { indexOf_impl<QLatin1String, QString>(); } + void indexOf_QLatin1String_QLatin1String_data() { indexOf_data(); } + void indexOf_QLatin1String_QLatin1String() { indexOf_impl<QLatin1String, QLatin1String>(); } + void indexOf_QLatin1String_QStringRef_data() { indexOf_data(); } + void indexOf_QLatin1String_QStringRef() { indexOf_impl<QLatin1String, QStringRef>(); } + void indexOf_QLatin1String_QStringView_data() { indexOf_data(); } + void indexOf_QLatin1String_QStringView() { indexOf_impl<QLatin1String, QStringView>(); } + + void indexOf_QStringRef_QString_data() { indexOf_data(); } + void indexOf_QStringRef_QString() { indexOf_impl<QStringRef, QString>(); } + void indexOf_QStringRef_QLatin1String_data() { indexOf_data(); } + void indexOf_QStringRef_QLatin1String() { indexOf_impl<QStringRef, QLatin1String>(); } + void indexOf_QStringRef_QStringRef_data() { indexOf_data(); } + void indexOf_QStringRef_QStringRef() { indexOf_impl<QStringRef, QStringRef>(); } + void indexOf_QStringRef_QStringView_data() { indexOf_data(); } + void indexOf_QStringRef_QStringView() { indexOf_impl<QStringRef, QStringView>(); } + + void indexOf_QStringView_QString_data() { indexOf_data(); } + void indexOf_QStringView_QString() { indexOf_impl<QStringView, QString>(); } + void indexOf_QStringView_QLatin1String_data() { indexOf_data(); } + void indexOf_QStringView_QLatin1String() { indexOf_impl<QStringView, QLatin1String>(); } + void indexOf_QStringView_QStringRef_data() { indexOf_data(); } + void indexOf_QStringView_QStringRef() { indexOf_impl<QStringView, QStringRef>(); } + void indexOf_QStringView_QStringView_data() { indexOf_data(); } + void indexOf_QStringView_QStringView() { indexOf_impl<QStringView, QStringView>(); } + +private: + template <typename Haystack, typename Needle> void contains_impl() const; + void contains_data(); + +private Q_SLOTS: + void contains_QString_QString_data() { contains_data(); } + void contains_QString_QString() { contains_impl<QString, QString>(); } + void contains_QString_QLatin1String_data() { contains_data(); } + void contains_QString_QLatin1String() { contains_impl<QString, QLatin1String>(); } + void contains_QString_QStringRef_data() { contains_data(); } + void contains_QString_QStringRef() { contains_impl<QString, QStringRef>(); } + void contains_QString_QStringView_data() { contains_data(); } + void contains_QString_QStringView() { contains_impl<QString, QStringView>(); } + + void contains_QLatin1String_QString_data() { contains_data(); } + void contains_QLatin1String_QString() { contains_impl<QLatin1String, QString>(); } + void contains_QLatin1String_QLatin1String_data() { contains_data(); } + void contains_QLatin1String_QLatin1String() { contains_impl<QLatin1String, QLatin1String>(); } + void contains_QLatin1String_QStringRef_data() { contains_data(); } + void contains_QLatin1String_QStringRef() { contains_impl<QLatin1String, QStringRef>(); } + void contains_QLatin1String_QStringView_data() { contains_data(); } + void contains_QLatin1String_QStringView() { contains_impl<QLatin1String, QStringView>(); } + + void contains_QStringRef_QString_data() { contains_data(); } + void contains_QStringRef_QString() { contains_impl<QStringRef, QString>(); } + void contains_QStringRef_QLatin1String_data() { contains_data(); } + void contains_QStringRef_QLatin1String() { contains_impl<QStringRef, QLatin1String>(); } + void contains_QStringRef_QStringRef_data() { contains_data(); } + void contains_QStringRef_QStringRef() { contains_impl<QStringRef, QStringRef>(); } + void contains_QStringRef_QStringView_data() { contains_data(); } + void contains_QStringRef_QStringView() { contains_impl<QStringRef, QStringView>(); } + + void contains_QStringView_QString_data() { contains_data(); } + void contains_QStringView_QString() { contains_impl<QStringView, QString>(); } + void contains_QStringView_QLatin1String_data() { contains_data(); } + void contains_QStringView_QLatin1String() { contains_impl<QStringView, QLatin1String>(); } + void contains_QStringView_QStringRef_data() { contains_data(); } + void contains_QStringView_QStringRef() { contains_impl<QStringView, QStringRef>(); } + void contains_QStringView_QStringView_data() { contains_data(); } + void contains_QStringView_QStringView() { contains_impl<QStringView, QStringView>(); } + +private: + template <typename Haystack, typename Needle> void lastIndexOf_impl() const; + void lastIndexOf_data(); + +private Q_SLOTS: + void lastIndexOf_QString_QString_data() { lastIndexOf_data(); } + void lastIndexOf_QString_QString() { lastIndexOf_impl<QString, QString>(); } + void lastIndexOf_QString_QLatin1String_data() { lastIndexOf_data(); } + void lastIndexOf_QString_QLatin1String() { lastIndexOf_impl<QString, QLatin1String>(); } + void lastIndexOf_QString_QStringRef_data() { lastIndexOf_data(); } + void lastIndexOf_QString_QStringRef() { lastIndexOf_impl<QString, QStringRef>(); } + void lastIndexOf_QString_QStringView_data() { lastIndexOf_data(); } + void lastIndexOf_QString_QStringView() { lastIndexOf_impl<QString, QStringView>(); } + + void lastIndexOf_QLatin1String_QString_data() { lastIndexOf_data(); } + void lastIndexOf_QLatin1String_QString() { lastIndexOf_impl<QLatin1String, QString>(); } + void lastIndexOf_QLatin1String_QLatin1String_data() { lastIndexOf_data(); } + void lastIndexOf_QLatin1String_QLatin1String() { lastIndexOf_impl<QLatin1String, QLatin1String>(); } + void lastIndexOf_QLatin1String_QStringRef_data() { lastIndexOf_data(); } + void lastIndexOf_QLatin1String_QStringRef() { lastIndexOf_impl<QLatin1String, QStringRef>(); } + void lastIndexOf_QLatin1String_QStringView_data() { lastIndexOf_data(); } + void lastIndexOf_QLatin1String_QStringView() { lastIndexOf_impl<QLatin1String, QStringView>(); } + + void lastIndexOf_QStringRef_QString_data() { lastIndexOf_data(); } + void lastIndexOf_QStringRef_QString() { lastIndexOf_impl<QStringRef, QString>(); } + void lastIndexOf_QStringRef_QLatin1String_data() { lastIndexOf_data(); } + void lastIndexOf_QStringRef_QLatin1String() { lastIndexOf_impl<QStringRef, QLatin1String>(); } + void lastIndexOf_QStringRef_QStringRef_data() { lastIndexOf_data(); } + void lastIndexOf_QStringRef_QStringRef() { lastIndexOf_impl<QStringRef, QStringRef>(); } + void lastIndexOf_QStringRef_QStringView_data() { lastIndexOf_data(); } + void lastIndexOf_QStringRef_QStringView() { lastIndexOf_impl<QStringRef, QStringView>(); } + + void lastIndexOf_QStringView_QString_data() { lastIndexOf_data(); } + void lastIndexOf_QStringView_QString() { lastIndexOf_impl<QStringView, QString>(); } + void lastIndexOf_QStringView_QLatin1String_data() { lastIndexOf_data(); } + void lastIndexOf_QStringView_QLatin1String() { lastIndexOf_impl<QStringView, QLatin1String>(); } + void lastIndexOf_QStringView_QStringRef_data() { lastIndexOf_data(); } + void lastIndexOf_QStringView_QStringRef() { lastIndexOf_impl<QStringView, QStringRef>(); } + void lastIndexOf_QStringView_QStringView_data() { lastIndexOf_data(); } + void lastIndexOf_QStringView_QStringView() { lastIndexOf_impl<QStringView, QStringView>(); } +}; + +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; + QTest::newRow("empty <> null") << QStringRef(&empty) << QLatin1String("") + << QStringRef() << QLatin1String() + << 0 << 0; + } + +#define ROW(lhs, rhs) \ + do { \ + static const QString pinned[] = { \ + QString(QLatin1String(lhs)), \ + QString(QLatin1String(rhs)), \ + }; \ + QTest::newRow(qUtf8Printable(QLatin1String("'" 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"); + ROW("\xE4", "\xE4"); // ä <> ä + ROW("\xE4", "\xC4"); // ä <> Ä +#undef ROW +} + +template <typename String> String detached(String s) +{ + if (!s.isNull()) { // detaching loses nullness, but we need to preserve it + auto d = s.data(); + Q_UNUSED(d); + } + return s; +} + +template <class Str> Str make(const QStringRef &sf, QLatin1String l1, const QByteArray &u8); +template <> QChar make(const QStringRef &sf, QLatin1String, const QByteArray &) { return sf.isEmpty() ? QChar() : sf.at(0); } +template <> QStringRef make(const QStringRef &sf, QLatin1String, const QByteArray &) { return sf; } +template <> QString make(const QStringRef &sf, QLatin1String, const QByteArray &) { return sf.toString(); } +template <> QStringView make(const QStringRef &sf, QLatin1String, const QByteArray &) { return sf; } +template <> QLatin1String make(const QStringRef &, QLatin1String l1, const QByteArray &) { return l1; } +template <> QByteArray make(const QStringRef &, QLatin1String, const QByteArray &u8) { return u8; } +template <> const char * make(const QStringRef &, QLatin1String, const QByteArray &u8) { return u8.data(); } + +template <typename> struct is_utf8_encoded : std::false_type {}; +template <> struct is_utf8_encoded<const char*> : std::true_type {}; +template <> struct is_utf8_encoded<QByteArray> : std::true_type {}; + +template <typename> struct is_latin1_encoded : std::false_type {}; +template <> struct is_latin1_encoded<QLatin1String> : std::true_type {}; + +template <typename LHS, typename RHS> +struct has_nothrow_compare { + enum { value = is_utf8_encoded<LHS>::value == is_utf8_encoded<RHS>::value }; +}; + +template <typename LHS, typename RHS> +struct has_qCompareStrings { + enum { value = !std::is_same<LHS, QChar>::value && !std::is_same<RHS, QChar>::value && + !is_utf8_encoded<LHS>::value && !is_utf8_encoded<RHS>::value }; +}; + +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); + QFETCH(const int, caseInsensitiveCompareResult); + Q_UNUSED(caseInsensitiveCompareResult); + + const auto lhsU8 = lhsUnicode.toUtf8(); + const auto rhsU8 = rhsUnicode.toUtf8(); + + const auto lhs = make<LHS>(lhsUnicode, lhsLatin1, lhsU8); + const auto rhs = make<RHS>(rhsUnicode, rhsLatin1, rhsU8); + +#ifdef Q_COMPILER_NOEXCEPT +# define QVERIFY_NOEXCEPT(expr) do { \ + if (has_nothrow_compare<LHS, RHS>::value) {} else \ + QEXPECT_FAIL("", "Qt is missing a nothrow utf8-utf16 comparator", Continue); \ + QVERIFY(noexcept(expr)); } while (0) +#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 +} + +static QString empty = QLatin1String(""); +static QString null; +// the tests below rely on the fact that these objects' names match their contents: +static QString a = QStringLiteral("a"); +static QString A = QStringLiteral("A"); +static QString b = QStringLiteral("b"); +static QString B = QStringLiteral("B"); +static QString c = QStringLiteral("c"); +static QString C = QStringLiteral("C"); +static QString d = QStringLiteral("d"); +static QString D = QStringLiteral("D"); +static QString e = QStringLiteral("e"); +static QString E = QStringLiteral("E"); +static QString f = QStringLiteral("f"); +static QString F = QStringLiteral("F"); +static QString g = QStringLiteral("g"); +static QString G = QStringLiteral("G"); +static QString ab = QStringLiteral("ab"); +static QString aB = QStringLiteral("aB"); +static QString Ab = QStringLiteral("Ab"); +static QString AB = QStringLiteral("AB"); +static QString bc = QStringLiteral("bc"); +static QString bC = QStringLiteral("bC"); +static QString Bc = QStringLiteral("Bc"); +static QString BC = QStringLiteral("BC"); +static QString abc = QStringLiteral("abc"); +static QString abC = QStringLiteral("abC"); +static QString aBc = QStringLiteral("aBc"); +static QString aBC = QStringLiteral("aBC"); +static QString Abc = QStringLiteral("Abc"); +static QString AbC = QStringLiteral("AbC"); +static QString ABc = QStringLiteral("ABc"); +static QString ABC = QStringLiteral("ABC"); + +void tst_QStringApiSymmetry::startsWith_data(bool rhsHasVariableLength) +{ + QTest::addColumn<QStringRef>("haystackU16"); + QTest::addColumn<QLatin1String>("haystackL1"); + QTest::addColumn<QStringRef>("needleU16"); + QTest::addColumn<QLatin1String>("needleL1"); + QTest::addColumn<bool>("resultCS"); + QTest::addColumn<bool>("resultCIS"); + + if (rhsHasVariableLength) { + QTest::addRow("null ~= ^null") << QStringRef() << QLatin1String() + << QStringRef() << QLatin1String() << true << true; + QTest::addRow("empty ~= ^null") << QStringRef(&empty) << QLatin1String("") + << QStringRef() << QLatin1String() << true << true; + QTest::addRow("a ~= ^null") << QStringRef(&a) << QLatin1String("a") + << QStringRef() << QLatin1String() << true << true; + QTest::addRow("null ~= ^empty") << QStringRef() << QLatin1String() + << QStringRef(&empty) << QLatin1String("") << false << false; + QTest::addRow("a ~= ^empty") << QStringRef(&a) << QLatin1String("a") + << QStringRef(&empty) << QLatin1String("") << true << true; + QTest::addRow("empty ~= ^empty") << QStringRef(&empty) << QLatin1String("") + << QStringRef(&empty) << QLatin1String("") << true << true; + } + QTest::addRow("null ~= ^a") << QStringRef() << QLatin1String() + << QStringRef(&a) << QLatin1String("a") << false << false; + QTest::addRow("empty ~= ^a") << QStringRef(&empty) << QLatin1String("") + << QStringRef(&a) << QLatin1String("a") << false << false; + +#define ROW(h, n, cs, cis) \ + QTest::addRow("%s ~= ^%s", #h, #n) << QStringRef(&h) << QLatin1String(#h) \ + << QStringRef(&n) << QLatin1String(#n) \ + << bool(cs) << bool(cis) + ROW(a, a, 1, 1); + ROW(a, A, 0, 1); + ROW(a, b, 0, 0); + + if (rhsHasVariableLength) + ROW(a, aB, 0, 0); + + ROW(ab, a, 1, 1); + if (rhsHasVariableLength) { + ROW(ab, ab, 1, 1); + ROW(ab, aB, 0, 1); + ROW(ab, Ab, 0, 1); + } + ROW(ab, c, 0, 0); + + if (rhsHasVariableLength) + ROW(ab, abc, 0, 0); + + ROW(Abc, c, 0, 0); + if (rhsHasVariableLength) { + ROW(Abc, ab, 0, 1); + ROW(Abc, aB, 0, 1); + ROW(Abc, Ab, 1, 1); + ROW(Abc, AB, 0, 1); + ROW(aBC, ab, 0, 1); + ROW(aBC, aB, 1, 1); + ROW(aBC, Ab, 0, 1); + ROW(aBC, AB, 0, 1); + } + ROW(ABC, b, 0, 0); + ROW(ABC, a, 0, 1); +#undef ROW +} + +template <typename Haystack, typename Needle> +void tst_QStringApiSymmetry::startsWith_impl() const +{ + QFETCH(const QStringRef, haystackU16); + QFETCH(const QLatin1String, haystackL1); + QFETCH(const QStringRef, needleU16); + QFETCH(const QLatin1String, needleL1); + QFETCH(const bool, resultCS); + QFETCH(const bool, resultCIS); + + const auto haystackU8 = haystackU16.toUtf8(); + const auto needleU8 = needleU16.toUtf8(); + + const auto haystack = make<Haystack>(haystackU16, haystackL1, haystackU8); + const auto needle = make<Needle>(needleU16, needleL1, needleU8); + + QCOMPARE(haystack.startsWith(needle), resultCS); + QCOMPARE(haystack.startsWith(needle, Qt::CaseSensitive), resultCS); + QCOMPARE(haystack.startsWith(needle, Qt::CaseInsensitive), resultCIS); +} + +void tst_QStringApiSymmetry::endsWith_data(bool rhsHasVariableLength) +{ + QTest::addColumn<QStringRef>("haystackU16"); + QTest::addColumn<QLatin1String>("haystackL1"); + QTest::addColumn<QStringRef>("needleU16"); + QTest::addColumn<QLatin1String>("needleL1"); + QTest::addColumn<bool>("resultCS"); + QTest::addColumn<bool>("resultCIS"); + + if (rhsHasVariableLength) { + QTest::addRow("null ~= null$") << QStringRef() << QLatin1String() + << QStringRef() << QLatin1String() << true << true; + QTest::addRow("empty ~= null$") << QStringRef(&empty) << QLatin1String("") + << QStringRef() << QLatin1String() << true << true; + QTest::addRow("a ~= null$") << QStringRef(&a) << QLatin1String("a") + << QStringRef() << QLatin1String() << true << true; + QTest::addRow("null ~= empty$") << QStringRef() << QLatin1String() + << QStringRef(&empty) << QLatin1String("") << false << false; + QTest::addRow("a ~= empty$") << QStringRef(&a) << QLatin1String("a") + << QStringRef(&empty) << QLatin1String("") << true << true; + QTest::addRow("empty ~= empty$") << QStringRef(&empty) << QLatin1String("") + << QStringRef(&empty) << QLatin1String("") << true << true; + } + QTest::addRow("null ~= a$") << QStringRef() << QLatin1String() + << QStringRef(&a) << QLatin1String("a") << false << false; + QTest::addRow("empty ~= a$") << QStringRef(&empty) << QLatin1String("") + << QStringRef(&a) << QLatin1String("a") << false << false; + +#define ROW(h, n, cs, cis) \ + QTest::addRow("%s ~= %s$", #h, #n) << QStringRef(&h) << QLatin1String(#h) \ + << QStringRef(&n) << QLatin1String(#n) \ + << bool(cs) << bool(cis) + ROW(a, a, 1, 1); + ROW(a, A, 0, 1); + ROW(a, b, 0, 0); + + if (rhsHasVariableLength) + ROW(b, ab, 0, 0); + + ROW(ab, b, 1, 1); + if (rhsHasVariableLength) { + ROW(ab, ab, 1, 1); + ROW(ab, aB, 0, 1); + ROW(ab, Ab, 0, 1); + } + ROW(ab, c, 0, 0); + + if (rhsHasVariableLength) + ROW(bc, abc, 0, 0); + + ROW(Abc, c, 1, 1); + if (rhsHasVariableLength) { + ROW(Abc, bc, 1, 1); + ROW(Abc, bC, 0, 1); + ROW(Abc, Bc, 0, 1); + ROW(Abc, BC, 0, 1); + ROW(aBC, bc, 0, 1); + ROW(aBC, bC, 0, 1); + ROW(aBC, Bc, 0, 1); + ROW(aBC, BC, 1, 1); + } + ROW(ABC, b, 0, 0); + ROW(ABC, a, 0, 0); +#undef ROW +} + +template <typename Haystack, typename Needle> +void tst_QStringApiSymmetry::endsWith_impl() const +{ + QFETCH(const QStringRef, haystackU16); + QFETCH(const QLatin1String, haystackL1); + QFETCH(const QStringRef, needleU16); + QFETCH(const QLatin1String, needleL1); + QFETCH(const bool, resultCS); + QFETCH(const bool, resultCIS); + + const auto haystackU8 = haystackU16.toUtf8(); + const auto needleU8 = needleU16.toUtf8(); + + const auto haystack = make<Haystack>(haystackU16, haystackL1, haystackU8); + const auto needle = make<Needle>(needleU16, needleL1, needleU8); + + QCOMPARE(haystack.endsWith(needle), resultCS); + QCOMPARE(haystack.endsWith(needle, Qt::CaseSensitive), resultCS); + QCOMPARE(haystack.endsWith(needle, Qt::CaseInsensitive), resultCIS); +} + +void tst_QStringApiSymmetry::split_data(bool rhsHasVariableLength) +{ + QTest::addColumn<QStringRef>("haystackU16"); + QTest::addColumn<QLatin1String>("haystackL1"); + QTest::addColumn<QStringRef>("needleU16"); + QTest::addColumn<QLatin1String>("needleL1"); + QTest::addColumn<QStringList>("resultCS"); + QTest::addColumn<QStringList>("resultCIS"); + + if (rhsHasVariableLength) { + QTest::addRow("null ~= null$") << QStringRef{} << QLatin1String{} + << QStringRef{} << QLatin1String{} + << QStringList{{}, {}} << QStringList{{}, {}}; + QTest::addRow("empty ~= null$") << QStringRef{&empty} << QLatin1String("") + << QStringRef{} << QLatin1String{} + << QStringList{empty, empty} << QStringList{empty, empty}; + QTest::addRow("a ~= null$") << QStringRef{&a} << QLatin1String{"a"} + << QStringRef{} << QLatin1String{} + << QStringList{empty, a, empty} << QStringList{empty, a, empty}; + QTest::addRow("null ~= empty$") << QStringRef{} << QLatin1String{} + << QStringRef{&empty} << QLatin1String{""} + << QStringList{{}, {}} << QStringList{{}, {}}; + QTest::addRow("a ~= empty$") << QStringRef{&a} << QLatin1String{"a"} + << QStringRef{&empty} << QLatin1String{""} + << QStringList{empty, a, empty} << QStringList{empty, a, empty}; + QTest::addRow("empty ~= empty$") << QStringRef{&empty} << QLatin1String{""} + << QStringRef{&empty} << QLatin1String{""} + << QStringList{empty, empty} << QStringList{empty, empty}; + } + QTest::addRow("null ~= a$") << QStringRef{} << QLatin1String{} + << QStringRef{&a} << QLatin1String{"a"} + << QStringList{{}} << QStringList{{}}; + QTest::addRow("empty ~= a$") << QStringRef{&empty} << QLatin1String{""} + << QStringRef{&a} << QLatin1String{"a"} + << QStringList{empty} << QStringList{empty}; + +#define ROW(h, n, cs, cis) \ + QTest::addRow("%s ~= %s$", #h, #n) << QStringRef(&h) << QLatin1String(#h) \ + << QStringRef(&n) << QLatin1String(#n) \ + << QStringList cs << QStringList cis + ROW(a, a, ({empty, empty}), ({empty, empty})); + ROW(a, A, {a}, ({empty, empty})); + ROW(a, b, {a}, {a}); + + if (rhsHasVariableLength) + ROW(b, ab, {b}, {b}); + + ROW(ab, b, ({a, empty}), ({a, empty})); + if (rhsHasVariableLength) { + ROW(ab, ab, ({empty, empty}), ({empty, empty})); + ROW(ab, aB, {ab}, ({empty, empty})); + ROW(ab, Ab, {ab}, ({empty, empty})); + } + ROW(ab, c, {ab}, {ab}); + + if (rhsHasVariableLength) + ROW(bc, abc, {bc}, {bc}); + + ROW(Abc, c, ({Ab, empty}), ({Ab, empty})); +#if 0 + if (rhsHasVariableLength) { + ROW(Abc, bc, 1, 1); + ROW(Abc, bC, 0, 1); + ROW(Abc, Bc, 0, 1); + ROW(Abc, BC, 0, 1); + ROW(aBC, bc, 0, 1); + ROW(aBC, bC, 0, 1); + ROW(aBC, Bc, 0, 1); + ROW(aBC, BC, 1, 1); + } +#endif + ROW(ABC, b, {ABC}, ({A, C})); + ROW(ABC, a, {ABC}, ({empty, BC})); +#undef ROW +} + +static QStringList skipped(const QStringList &sl) +{ + QStringList result; + result.reserve(sl.size()); + for (const QString &s : sl) { + if (!s.isEmpty()) + result.push_back(s); + } + return result; +} + +template <typename Haystack, typename Needle> +void tst_QStringApiSymmetry::split_impl() const +{ + QFETCH(const QStringRef, haystackU16); + QFETCH(const QLatin1String, haystackL1); + QFETCH(const QStringRef, needleU16); + QFETCH(const QLatin1String, needleL1); + QFETCH(const QStringList, resultCS); + QFETCH(const QStringList, resultCIS); + + const QStringList skippedResultCS = skipped(resultCS); + const QStringList skippedResultCIS = skipped(resultCIS); + + const auto haystackU8 = haystackU16.toUtf8(); + const auto needleU8 = needleU16.toUtf8(); + + const auto haystack = make<Haystack>(haystackU16, haystackL1, haystackU8); + const auto needle = make<Needle>(needleU16, needleL1, needleU8); + + QCOMPARE(toQStringList(haystack.split(needle)), resultCS); + QCOMPARE(toQStringList(haystack.split(needle, Qt::KeepEmptyParts, Qt::CaseSensitive)), resultCS); + QCOMPARE(toQStringList(haystack.split(needle, Qt::KeepEmptyParts, Qt::CaseInsensitive)), resultCIS); + QCOMPARE(toQStringList(haystack.split(needle, Qt::SkipEmptyParts, Qt::CaseSensitive)), skippedResultCS); + QCOMPARE(toQStringList(haystack.split(needle, Qt::SkipEmptyParts, Qt::CaseInsensitive)), skippedResultCIS); +} + +void tst_QStringApiSymmetry::mid_data() +{ + QTest::addColumn<QStringRef>("unicode"); + QTest::addColumn<QLatin1String>("latin1"); + QTest::addColumn<int>("pos"); + QTest::addColumn<int>("n"); + QTest::addColumn<QStringRef>("result"); + QTest::addColumn<QStringRef>("result2"); + + QTest::addRow("null") << QStringRef() << QLatin1String() << 0 << 0 << QStringRef() << QStringRef(); + QTest::addRow("empty") << QStringRef(&empty) << QLatin1String("") << 0 << 0 << QStringRef(&empty) << QStringRef(&empty); + + // Some classes' mid() implementations have a wide contract, others a narrow one + // so only test valid arguents here: +#define ROW(base, p, n, r1, r2) \ + QTest::addRow("%s%d%d", #base, p, n) << QStringRef(&base) << QLatin1String(#base) << p << n << QStringRef(&r1) << QStringRef(&r2) + + ROW(a, 0, 0, a, empty); + ROW(a, 0, 1, a, a); + ROW(a, 1, 0, empty, empty); + + ROW(ab, 0, 0, ab, empty); + ROW(ab, 0, 1, ab, a); + ROW(ab, 0, 2, ab, ab); + ROW(ab, 1, 0, b, empty); + ROW(ab, 1, 1, b, b); + ROW(ab, 2, 0, empty, empty); + + ROW(abc, 0, 0, abc, empty); + ROW(abc, 0, 1, abc, a); + ROW(abc, 0, 2, abc, ab); + ROW(abc, 0, 3, abc, abc); + ROW(abc, 1, 0, bc, empty); + ROW(abc, 1, 1, bc, b); + ROW(abc, 1, 2, bc, bc); + ROW(abc, 2, 0, c, empty); + ROW(abc, 2, 1, c, c); + ROW(abc, 3, 0, empty, empty); +#undef ROW +} + +template <typename String> +void tst_QStringApiSymmetry::mid_impl() +{ + QFETCH(const QStringRef, unicode); + QFETCH(const QLatin1String, latin1); + QFETCH(const int, pos); + QFETCH(const int, n); + QFETCH(const QStringRef, result); + QFETCH(const QStringRef, result2); + + const auto utf8 = unicode.toUtf8(); + + const auto s = make<String>(unicode, latin1, utf8); + + { + const auto mid = s.mid(pos); + const auto mid2 = s.mid(pos, n); + + QCOMPARE(mid, result); + QCOMPARE(mid.isNull(), result.isNull()); + QCOMPARE(mid.isEmpty(), result.isEmpty()); + + QCOMPARE(mid2, result2); + QCOMPARE(mid2.isNull(), result2.isNull()); + QCOMPARE(mid2.isEmpty(), result2.isEmpty()); + } + { + const auto mid = detached(s).mid(pos); + const auto mid2 = detached(s).mid(pos, n); + + QCOMPARE(mid, result); + QCOMPARE(mid.isNull(), result.isNull()); + QCOMPARE(mid.isEmpty(), result.isEmpty()); + + QCOMPARE(mid2, result2); + QCOMPARE(mid2.isNull(), result2.isNull()); + QCOMPARE(mid2.isEmpty(), result2.isEmpty()); + } +} + +void tst_QStringApiSymmetry::left_data() +{ + QTest::addColumn<QStringRef>("unicode"); + QTest::addColumn<QLatin1String>("latin1"); + QTest::addColumn<int>("n"); + QTest::addColumn<QStringRef>("result"); + + QTest::addRow("null") << QStringRef() << QLatin1String() << 0 << QStringRef(); + QTest::addRow("empty") << QStringRef(&empty) << QLatin1String("") << 0 << QStringRef(&empty); + + // Some classes' left() implementations have a wide contract, others a narrow one + // so only test valid arguents here: +#define ROW(base, n, res) \ + QTest::addRow("%s%d", #base, n) << QStringRef(&base) << QLatin1String(#base) << n << QStringRef(&res); + + ROW(a, 0, empty); + ROW(a, 1, a); + + ROW(ab, 0, empty); + ROW(ab, 1, a); + ROW(ab, 2, ab); + + ROW(abc, 0, empty); + ROW(abc, 1, a); + ROW(abc, 2, ab); + ROW(abc, 3, abc); +#undef ROW +} + +template <typename String> +void tst_QStringApiSymmetry::left_impl() +{ + QFETCH(const QStringRef, unicode); + QFETCH(const QLatin1String, latin1); + QFETCH(const int, n); + QFETCH(const QStringRef, result); + + const auto utf8 = unicode.toUtf8(); + + const auto s = make<String>(unicode, latin1, utf8); + + { + const auto left = s.left(n); + + QCOMPARE(left, result); + QCOMPARE(left.isNull(), result.isNull()); + QCOMPARE(left.isEmpty(), result.isEmpty()); + } + { + const auto left = detached(s).left(n); + + QCOMPARE(left, result); + QCOMPARE(left.isNull(), result.isNull()); + QCOMPARE(left.isEmpty(), result.isEmpty()); + } + { + auto left = s; + left.truncate(n); + + QCOMPARE(left, result); + QCOMPARE(left.isNull(), result.isNull()); + QCOMPARE(left.isEmpty(), result.isEmpty()); + } +} + +void tst_QStringApiSymmetry::right_data() +{ + QTest::addColumn<QStringRef>("unicode"); + QTest::addColumn<QLatin1String>("latin1"); + QTest::addColumn<int>("n"); + QTest::addColumn<QStringRef>("result"); + + QTest::addRow("null") << QStringRef() << QLatin1String() << 0 << QStringRef(); + QTest::addRow("empty") << QStringRef(&empty) << QLatin1String("") << 0 << QStringRef(&empty); + + // Some classes' right() implementations have a wide contract, others a narrow one + // so only test valid arguents here: +#define ROW(base, n, res) \ + QTest::addRow("%s%d", #base, n) << QStringRef(&base) << QLatin1String(#base) << n << QStringRef(&res); + + ROW(a, 0, empty); + ROW(a, 1, a); + + ROW(ab, 0, empty); + ROW(ab, 1, b); + ROW(ab, 2, ab); + + ROW(abc, 0, empty); + ROW(abc, 1, c); + ROW(abc, 2, bc); + ROW(abc, 3, abc); +#undef ROW +} + +template <typename String> +void tst_QStringApiSymmetry::right_impl() +{ + QFETCH(const QStringRef, unicode); + QFETCH(const QLatin1String, latin1); + QFETCH(const int, n); + QFETCH(const QStringRef, result); + + const auto utf8 = unicode.toUtf8(); + + const auto s = make<String>(unicode, latin1, utf8); + + { + const auto right = s.right(n); + + QCOMPARE(right, result); + QCOMPARE(right.isNull(), result.isNull()); + QCOMPARE(right.isEmpty(), result.isEmpty()); + } + { + const auto right = detached(s).right(n); + + QCOMPARE(right, result); + QCOMPARE(right.isNull(), result.isNull()); + QCOMPARE(right.isEmpty(), result.isEmpty()); + } +} + +void tst_QStringApiSymmetry::chop_data() +{ + QTest::addColumn<QStringRef>("unicode"); + QTest::addColumn<QLatin1String>("latin1"); + QTest::addColumn<int>("n"); + QTest::addColumn<QStringRef>("result"); + + QTest::addRow("null") << QStringRef() << QLatin1String() << 0 << QStringRef(); + QTest::addRow("empty") << QStringRef(&empty) << QLatin1String("") << 0 << QStringRef(&empty); + + // Some classes' truncate() implementations have a wide contract, others a narrow one + // so only test valid arguents here: +#define ROW(base, n, res) \ + QTest::addRow("%s%d", #base, n) << QStringRef(&base) << QLatin1String(#base) << n << QStringRef(&res); + + ROW(a, 0, a); + ROW(a, 1, empty); + + ROW(ab, 0, ab); + ROW(ab, 1, a); + ROW(ab, 2, empty); + + ROW(abc, 0, abc); + ROW(abc, 1, ab); + ROW(abc, 2, a); + ROW(abc, 3, empty); +#undef ROW +} + +template <typename String> +void tst_QStringApiSymmetry::chop_impl() +{ + QFETCH(const QStringRef, unicode); + QFETCH(const QLatin1String, latin1); + QFETCH(const int, n); + QFETCH(const QStringRef, result); + + const auto utf8 = unicode.toUtf8(); + + const auto s = make<String>(unicode, latin1, utf8); + + { + const auto chopped = s.chopped(n); + + QCOMPARE(chopped, result); + QCOMPARE(chopped.isNull(), result.isNull()); + QCOMPARE(chopped.isEmpty(), result.isEmpty()); + } + { + const auto chopped = detached(s).chopped(n); + + QCOMPARE(chopped, result); + QCOMPARE(chopped.isNull(), result.isNull()); + QCOMPARE(chopped.isEmpty(), result.isEmpty()); + } + { + auto chopped = s; + chopped.chop(n); + + QCOMPARE(chopped, result); + QCOMPARE(chopped.isNull(), result.isNull()); + QCOMPARE(chopped.isEmpty(), result.isEmpty()); + } +} + +void tst_QStringApiSymmetry::trimmed_data() +{ + QTest::addColumn<QString>("unicode"); + QTest::addColumn<QStringRef>("result"); + + const auto latin1Whitespace = QLatin1String(" \r\n\t\f\v"); + + QTest::addRow("null") << QString() << QStringRef(); + + auto add = [latin1Whitespace](const QString &str) { + // run through all substrings of latin1Whitespace + for (int len = 0; len < latin1Whitespace.size(); ++len) { + for (int pos = 0; pos < latin1Whitespace.size() - len; ++pos) { + const QString unicode = latin1Whitespace.mid(pos, len) + str + latin1Whitespace.mid(pos, len); + const QScopedArrayPointer<const char> escaped(QTest::toString(unicode)); + QTest::addRow("%s", escaped.data()) << unicode << QStringRef(&str); + } + } + }; + + add(empty); + add(a); + add(ab); +} + +template <typename String> +void tst_QStringApiSymmetry::trimmed_impl() +{ + QFETCH(const QString, unicode); + QFETCH(const QStringRef, result); + + const auto utf8 = unicode.toUtf8(); + const auto l1s = unicode.toLatin1(); + const auto l1 = l1s.isNull() ? QLatin1String() : QLatin1String(l1s); + + const auto ref = unicode.isNull() ? QStringRef() : QStringRef(&unicode); + const auto s = make<String>(ref, l1, utf8); + + QCOMPARE(s.isNull(), unicode.isNull()); + + { + const auto trimmed = s.trimmed(); + + QCOMPARE(trimmed, result); + QCOMPARE(trimmed.isNull(), result.isNull()); + QCOMPARE(trimmed.isEmpty(), result.isEmpty()); + } + { + const auto trimmed = detached(s).trimmed(); + + QCOMPARE(trimmed, result); + QCOMPARE(trimmed.isNull(), result.isNull()); + QCOMPARE(trimmed.isEmpty(), result.isEmpty()); + } +} + +// +// +// UTF-16-only checks: +// +// + +template <class Str> Str make(const QString &s); +template <> QStringRef make(const QString &s) { return QStringRef(&s); } +template <> QString make(const QString &s) { return s; } +template <> QStringView make(const QString &s) { return s; } + +#define REPEAT_16X(X) X X X X X X X X X X X X X X X X +#define LONG_STRING_256 REPEAT_16X("0123456789abcdef") + +void tst_QStringApiSymmetry::toLocal8Bit_data() +{ + QTest::addColumn<QString>("unicode"); + QTest::addColumn<QByteArray>("local"); + + auto add = [](const char *local) { + const QByteArray ba(local); + QString s; + for (char c : ba) + s += QLatin1Char(c); + QTest::newRow(rowName(ba).constData()) << s << ba; + }; + + QTest::addRow("null") << QString() << QByteArray(); + QTest::addRow("empty") << QString("") << QByteArray(""); + + add("Moebius"); + add(LONG_STRING_256); +} + +template <typename String> +void tst_QStringApiSymmetry::toLocal8Bit_impl() +{ + QFETCH(const QString, unicode); + QFETCH(const QByteArray, local); + + const auto str = make<String>(unicode); + + const auto result = str.toLocal8Bit(); + + QCOMPARE(result, local); + QCOMPARE(unicode.isEmpty(), result.isEmpty()); + QCOMPARE(unicode.isNull(), result.isNull()); +} + +void tst_QStringApiSymmetry::toLatin1_data() +{ + QTest::addColumn<QString>("unicode"); + QTest::addColumn<QByteArray>("latin1"); + + auto add = [](const char *l1) { + const QByteArray ba(l1); + QString s; + for (char c : ba) + s += QLatin1Char(c); + QTest::newRow(rowName(ba).constData()) << s << ba; + }; + + QTest::addRow("null") << QString() << QByteArray(); + QTest::addRow("empty") << QString("") << QByteArray(""); + + add("M\xF6" "bius"); + add(LONG_STRING_256); +} + +template <typename String> +void tst_QStringApiSymmetry::toLatin1_impl() +{ + QFETCH(const QString, unicode); + QFETCH(const QByteArray, latin1); + + const auto str = make<String>(unicode); + + const auto result = str.toLatin1(); + + QCOMPARE(result, latin1); + QCOMPARE(unicode.isEmpty(), result.isEmpty()); + QCOMPARE(unicode.isNull(), result.isNull()); +} + +void tst_QStringApiSymmetry::toUtf8_data() +{ + QTest::addColumn<QString>("unicode"); + QTest::addColumn<QByteArray>("utf8"); + + auto add = [](const char *u8) { + QByteArray ba(u8); + QString s = ba; + QTest::newRow(rowName(ba).constData()) << s << ba; + }; + + QTest::addRow("null") << QString() << QByteArray(); + QTest::addRow("empty") << QString("") << QByteArray(""); + + add("M\xC3\xB6" "bius"); + add(LONG_STRING_256); +} + +template <typename String> +void tst_QStringApiSymmetry::toUtf8_impl() +{ + QFETCH(const QString, unicode); + QFETCH(const QByteArray, utf8); + + const auto str = make<String>(unicode); + + const auto result = str.toUtf8(); + + QCOMPARE(result, utf8); + QCOMPARE(unicode.isEmpty(), result.isEmpty()); + QCOMPARE(unicode.isNull(), result.isNull()); +} + +void tst_QStringApiSymmetry::toUcs4_data() +{ + QTest::addColumn<QString>("unicode"); + QTest::addColumn<QVector<uint>>("ucs4"); + + auto add = [](const char *l1) { + const QByteArray ba(l1); + QString s; + QVector<uint> ucs4; + for (char c : ba) { + s += QLatin1Char(c); + ucs4.append(uint(uchar(c))); + } + QTest::newRow(rowName(ba).constData()) << s << ucs4; + }; + + QTest::addRow("null") << QString() << QVector<uint>(); + QTest::addRow("empty") << QString("") << QVector<uint>(); + + add("M\xF6" "bius"); + add(LONG_STRING_256); +} + +template <typename String> +void tst_QStringApiSymmetry::toUcs4_impl() +{ + QFETCH(const QString, unicode); + QFETCH(const QVector<uint>, ucs4); + + const auto str = make<String>(unicode); + + const auto result = str.toUcs4(); + + QCOMPARE(result, ucs4); + QCOMPARE(unicode.isEmpty(), ucs4.isEmpty()); +} + +void tst_QStringApiSymmetry::indexOf_data() +{ + QTest::addColumn<QString>("haystackU16"); + QTest::addColumn<QLatin1String>("haystackL1"); + QTest::addColumn<QString>("needleU16"); + QTest::addColumn<QLatin1String>("needleL1"); + QTest::addColumn<qsizetype>("startpos"); + QTest::addColumn<qsizetype>("resultCS"); + QTest::addColumn<qsizetype>("resultCIS"); + + constexpr qsizetype zeroPos = 0; + constexpr qsizetype minus1Pos = -1; + + QTest::addRow("haystack: null, needle: null") << null << QLatin1String() + << null << QLatin1String() << zeroPos << zeroPos << zeroPos; + QTest::addRow("haystack: empty, needle: null") << empty << QLatin1String("") + << null << QLatin1String() << zeroPos << zeroPos << zeroPos; + QTest::addRow("haystack: a, needle: null") << a << QLatin1String("a") + << null << QLatin1String() << zeroPos << zeroPos << zeroPos; + QTest::addRow("haystack: null, needle: empty") << null << QLatin1String() + << empty << QLatin1String("") << zeroPos << zeroPos << zeroPos; + QTest::addRow("haystack: a, needle: empty") << a << QLatin1String("a") + << empty << QLatin1String("") << zeroPos << zeroPos << zeroPos; + QTest::addRow("haystack: empty, needle: empty") << empty << QLatin1String("") + << empty << QLatin1String("") << zeroPos << zeroPos << zeroPos; + QTest::addRow("haystack: empty, needle: a") << empty << QLatin1String("") + << a << QLatin1String("a") << zeroPos << minus1Pos << minus1Pos; + QTest::addRow("haystack: null, needle: a") << null << QLatin1String() + << a << QLatin1String("a") << zeroPos << minus1Pos << minus1Pos; + + +#define ROW(h, n, st, cs, cis) \ + QTest::addRow("haystack: %s, needle: %s", #h, #n) << h << QLatin1String(#h) \ + << n << QLatin1String(#n) \ + << qsizetype(st) << qsizetype(cs) << qsizetype(cis) + + ROW(abc, a, 0, 0, 0); + ROW(abc, A, 0, -1, 0); + ROW(abc, a, 1, -1, -1); + ROW(abc, A, 1, -1, -1); + ROW(abc, b, 0, 1, 1); + ROW(abc, B, 0, -1, 1); + ROW(abc, b, 1, 1, 1); + ROW(abc, B, 1, -1, 1); + ROW(abc, B, 2, -1, -1); + + ROW(ABC, A, 0, 0, 0); + ROW(ABC, a, 0, -1, 0); + ROW(ABC, A, 1, -1, -1); + ROW(ABC, a, 1, -1, -1); + ROW(ABC, B, 0, 1, 1); + ROW(ABC, b, 0, -1, 1); + ROW(ABC, B, 1, 1, 1); + ROW(ABC, b, 1, -1, 1); + ROW(ABC, B, 2, -1, -1); + + ROW(aBc, bc, 0, -1, 1); + ROW(aBc, Bc, 0, 1, 1); + ROW(aBc, bC, 0, -1, 1); + ROW(aBc, BC, 0, -1, 1); + + ROW(AbC, bc, 0, -1, 1); + ROW(AbC, Bc, 0, -1, 1); + ROW(AbC, bC, 0, 1, 1); + ROW(AbC, BC, 0, -1, 1); + ROW(AbC, BC, 1, -1, 1); + ROW(AbC, BC, 2, -1, -1); +#undef ROW + +} + +template <typename Haystack, typename Needle> +void tst_QStringApiSymmetry::indexOf_impl() const +{ + QFETCH(const QString, haystackU16); + QFETCH(const QLatin1String, haystackL1); + QFETCH(const QString, needleU16); + QFETCH(const QLatin1String, needleL1); + QFETCH(const qsizetype, startpos); + QFETCH(const qsizetype, resultCS); + QFETCH(const qsizetype, resultCIS); + + const auto haystackU8 = haystackU16.toUtf8(); + const auto needleU8 = needleU16.toUtf8(); + + const auto haystack = make<Haystack>(QStringRef(&haystackU16), haystackL1, haystackU8); + const auto needle = make<Needle>(QStringRef(&needleU16), needleL1, needleU8); + + using size_type = typename Haystack::size_type; + + QCOMPARE(haystack.indexOf(needle, startpos), size_type(resultCS)); + QCOMPARE(haystack.indexOf(needle, startpos, Qt::CaseSensitive), size_type(resultCS)); + QCOMPARE(haystack.indexOf(needle, startpos, Qt::CaseInsensitive), size_type(resultCIS)); + + if (needle.size() == 1) + { + QCOMPARE(haystack.indexOf(needle[0], startpos), size_type(resultCS)); + QCOMPARE(haystack.indexOf(needle[0], startpos, Qt::CaseSensitive), size_type(resultCS)); + QCOMPARE(haystack.indexOf(needle[0], startpos, Qt::CaseInsensitive), size_type(resultCIS)); + } +} + +static QString ABCDEFGHIEfGEFG = QStringLiteral("ABCDEFGHIEfGEFG"); +static QString EFG = QStringLiteral("EFG"); +static QString efg = QStringLiteral("efg"); +static QString asd = QStringLiteral("asd"); +static QString asdf = QStringLiteral("asdf"); +static QString Z = QStringLiteral("Z"); + +void tst_QStringApiSymmetry::contains_data() +{ + QTest::addColumn<QString>("haystackU16"); + QTest::addColumn<QLatin1String>("haystackL1"); + QTest::addColumn<QString>("needleU16"); + QTest::addColumn<QLatin1String>("needleL1"); + QTest::addColumn<bool>("resultCS"); + QTest::addColumn<bool>("resultCIS"); + + QTest::addRow("haystack: null, needle: null") << null << QLatin1String() + << null << QLatin1String() << true << true; + QTest::addRow("haystack: empty, needle: null") << empty << QLatin1String("") + << null << QLatin1String() << true << true; + QTest::addRow("haystack: a, needle: null") << a << QLatin1String("a") + << null << QLatin1String() << true << true; + QTest::addRow("haystack: null, needle: empty") << null << QLatin1String() + << empty << QLatin1String("") << true << true; + QTest::addRow("haystack: a, needle: empty") << a << QLatin1String("a") + << empty << QLatin1String("") << true << true;; + QTest::addRow("haystack: empty, needle: empty") << empty << QLatin1String("") + << empty << QLatin1String("") << true << true; + QTest::addRow("haystack: empty, needle: a") << empty << QLatin1String("") + << a << QLatin1String("a") << false << false; + QTest::addRow("haystack: null, needle: a") << null << QLatin1String() + << a << QLatin1String("a") << false << false; + +#define ROW(h, n, cs, cis) \ + QTest::addRow("haystack: %s, needle: %s", #h, #n) << h << QLatin1String(#h) \ + << n << QLatin1String(#n) \ + << cs << cis + + ROW(ABCDEFGHIEfGEFG, A, true, true); + ROW(ABCDEFGHIEfGEFG, a, false, true); + ROW(ABCDEFGHIEfGEFG, Z, false, false); + ROW(ABCDEFGHIEfGEFG, EFG, true, true); + ROW(ABCDEFGHIEfGEFG, efg, false, true); + ROW(ABCDEFGHIEfGEFG, E, true, true); + ROW(ABCDEFGHIEfGEFG, e, false, true); +#undef ROW +} + +template <typename Haystack, typename Needle> +void tst_QStringApiSymmetry::contains_impl() const +{ + QFETCH(const QString, haystackU16); + QFETCH(const QLatin1String, haystackL1); + QFETCH(const QString, needleU16); + QFETCH(const QLatin1String, needleL1); + QFETCH(const bool, resultCS); + QFETCH(const bool, resultCIS); + + const auto haystackU8 = haystackU16.toUtf8(); + const auto needleU8 = needleU16.toUtf8(); + + const auto haystack = make<Haystack>(QStringRef(&haystackU16), haystackL1, haystackU8); + const auto needle = make<Needle>(QStringRef(&needleU16), needleL1, needleU8); + + QCOMPARE(haystack.contains(needle), resultCS); + QCOMPARE(haystack.contains(needle, Qt::CaseSensitive), resultCS); + QCOMPARE(haystack.contains(needle, Qt::CaseInsensitive), resultCIS); + + if (needle.size() == 1) + { + QCOMPARE(haystack.contains(needle[0]), resultCS); + QCOMPARE(haystack.contains(needle[0], Qt::CaseSensitive), resultCS); + QCOMPARE(haystack.contains(needle[0], Qt::CaseInsensitive), resultCIS); + } +} + +void tst_QStringApiSymmetry::lastIndexOf_data() +{ + QTest::addColumn<QString>("haystackU16"); + QTest::addColumn<QLatin1String>("haystackL1"); + QTest::addColumn<QString>("needleU16"); + QTest::addColumn<QLatin1String>("needleL1"); + QTest::addColumn<qsizetype>("startpos"); + QTest::addColumn<qsizetype>("resultCS"); + QTest::addColumn<qsizetype>("resultCIS"); + + constexpr qsizetype zeroPos = 0; + constexpr qsizetype minus1Pos = -1; + + QTest::addRow("haystack: null, needle: null") << null << QLatin1String() + << null << QLatin1String() << minus1Pos << minus1Pos << minus1Pos; + QTest::addRow("haystack: empty, needle: null") << empty << QLatin1String("") + << null << QLatin1String() << minus1Pos << minus1Pos << minus1Pos; + QTest::addRow("haystack: a, needle: null") << a << QLatin1String("a") + << null << QLatin1String() << minus1Pos << zeroPos << zeroPos; + QTest::addRow("haystack: null, needle: empty") << null << QLatin1String() + << empty << QLatin1String("") << minus1Pos << minus1Pos << minus1Pos; + QTest::addRow("haystack: a, needle: empty") << a << QLatin1String("a") + << empty << QLatin1String("") << minus1Pos << zeroPos << zeroPos; + QTest::addRow("haystack: empty, needle: empty") << empty << QLatin1String("") + << empty << QLatin1String("") << minus1Pos << minus1Pos << minus1Pos; + QTest::addRow("haystack: empty, needle: a") << empty << QLatin1String("") + << a << QLatin1String("a") << minus1Pos << minus1Pos << minus1Pos; + QTest::addRow("haystack: null, needle: a") << null << QLatin1String() + << a << QLatin1String("a") << minus1Pos << minus1Pos << minus1Pos; + + QTest::addRow("haystack: a, needle: null") << a << QLatin1String("a") + << null << QLatin1String() << qsizetype(1) << qsizetype(1) << qsizetype(1); + QTest::addRow("haystack: a, needle: empty") << a << QLatin1String("a") + << empty << QLatin1String("") << qsizetype(1) << qsizetype(1) << qsizetype(1); + QTest::addRow("haystack: a, needle: null") << a << QLatin1String("a") + << null << QLatin1String() << qsizetype(2) << minus1Pos << minus1Pos; + QTest::addRow("haystack: a, needle: empty") << a << QLatin1String("a") + << empty << QLatin1String("") << qsizetype(2) << minus1Pos << minus1Pos; + +#define ROW(h, n, st, cs, cis) \ + QTest::addRow("haystack: %s, needle: %s", #h, #n) << h << QLatin1String(#h) \ + << n << QLatin1String(#n) \ + << qsizetype(st) << qsizetype(cs) << qsizetype(cis) + + ROW(asd, asdf, -1, -1, -1); + + ROW(ABCDEFGHIEfGEFG, G, -1, 14, 14); + ROW(ABCDEFGHIEfGEFG, g, -1, -1, 14); + ROW(ABCDEFGHIEfGEFG, G, -3, 11, 11); + ROW(ABCDEFGHIEfGEFG, g, -3, -1, 11); + ROW(ABCDEFGHIEfGEFG, G, -5, 6, 6); + ROW(ABCDEFGHIEfGEFG, g, -5, -1, 6); + ROW(ABCDEFGHIEfGEFG, G, 14, 14, 14); + ROW(ABCDEFGHIEfGEFG, g, 14, -1, 14); + ROW(ABCDEFGHIEfGEFG, G, 13, 11, 11); + ROW(ABCDEFGHIEfGEFG, g, 13, -1, 11); + ROW(ABCDEFGHIEfGEFG, G, 15, -1, -1); + ROW(ABCDEFGHIEfGEFG, g, 15, -1, -1); + ROW(ABCDEFGHIEfGEFG, B, 14, 1, 1); + ROW(ABCDEFGHIEfGEFG, b, 14, -1, 1); + ROW(ABCDEFGHIEfGEFG, B, -1, 1, 1); + ROW(ABCDEFGHIEfGEFG, b, -1, -1, 1); + ROW(ABCDEFGHIEfGEFG, B, 1, 1, 1); + ROW(ABCDEFGHIEfGEFG, b, 1, -1, 1); + ROW(ABCDEFGHIEfGEFG, B, 0, -1, -1); + ROW(ABCDEFGHIEfGEFG, b, 0, -1, -1); + ROW(ABCDEFGHIEfGEFG, A, 0, 0, 0); + ROW(ABCDEFGHIEfGEFG, a, 0, -1, 0); + ROW(ABCDEFGHIEfGEFG, A, -15, 0, 0); + ROW(ABCDEFGHIEfGEFG, a, -15, -1, 0); + + ROW(ABCDEFGHIEfGEFG, efg, 0, -1, -1); + ROW(ABCDEFGHIEfGEFG, efg, 15, -1, -1); + ROW(ABCDEFGHIEfGEFG, efg, -15, -1, -1); + ROW(ABCDEFGHIEfGEFG, efg, 14, -1, 12); + ROW(ABCDEFGHIEfGEFG, efg, 12, -1, 12); + ROW(ABCDEFGHIEfGEFG, efg, -12, -1, -1); + ROW(ABCDEFGHIEfGEFG, efg, 11, -1, 9); +#undef ROW +} + +template <typename Haystack, typename Needle> +void tst_QStringApiSymmetry::lastIndexOf_impl() const +{ + QFETCH(const QString, haystackU16); + QFETCH(const QLatin1String, haystackL1); + QFETCH(const QString, needleU16); + QFETCH(const QLatin1String, needleL1); + QFETCH(const qsizetype, startpos); + QFETCH(const qsizetype, resultCS); + QFETCH(const qsizetype, resultCIS); + + const auto haystackU8 = haystackU16.toUtf8(); + const auto needleU8 = needleU16.toUtf8(); + + const auto haystack = make<Haystack>(QStringRef(&haystackU16), haystackL1, haystackU8); + const auto needle = make<Needle>(QStringRef(&needleU16), needleL1, needleU8); + + using size_type = typename Haystack::size_type; + + QCOMPARE(haystack.lastIndexOf(needle, startpos), size_type(resultCS)); + QCOMPARE(haystack.lastIndexOf(needle, startpos, Qt::CaseSensitive), size_type(resultCS)); + QCOMPARE(haystack.lastIndexOf(needle, startpos, Qt::CaseInsensitive), size_type(resultCIS)); + + if (needle.size() == 1) + { + QCOMPARE(haystack.lastIndexOf(needle[0], startpos), size_type(resultCS)); + QCOMPARE(haystack.lastIndexOf(needle[0], startpos, Qt::CaseSensitive), size_type(resultCS)); + QCOMPARE(haystack.lastIndexOf(needle[0], startpos, Qt::CaseInsensitive), size_type(resultCIS)); + } +} + +QTEST_APPLESS_MAIN(tst_QStringApiSymmetry) + +#include "tst_qstringapisymmetry.moc" |