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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtTest module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** 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-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTESTCASE_H
#define QTESTCASE_H
#include <QtTest/qttestglobal.h>
#include <QtCore/qstring.h>
#include <QtCore/qnamespace.h>
#include <QtCore/qmetatype.h>
#include <QtCore/qmetaobject.h>
#include <QtCore/qsharedpointer.h>
#include <QtCore/qtemporarydir.h>
#include <QtCore/qthread.h>
#include <string.h>
#ifndef QT_NO_EXCEPTIONS
# include <exception>
#endif // QT_NO_EXCEPTIONS
QT_BEGIN_NAMESPACE
class qfloat16;
class QRegularExpression;
#define QVERIFY(statement) \
do {\
if (!QTest::qVerify(static_cast<bool>(statement), #statement, "", __FILE__, __LINE__))\
return;\
} while (false)
#define QFAIL(message) \
do {\
QTest::qFail(static_cast<const char *>(message), __FILE__, __LINE__);\
return;\
} while (false)
#define QVERIFY2(statement, description) \
do {\
if (statement) {\
if (!QTest::qVerify(true, #statement, static_cast<const char *>(description), __FILE__, __LINE__))\
return;\
} else {\
if (!QTest::qVerify(false, #statement, static_cast<const char *>(description), __FILE__, __LINE__))\
return;\
}\
} while (false)
#define QCOMPARE(actual, expected) \
do {\
if (!QTest::qCompare(actual, expected, #actual, #expected, __FILE__, __LINE__))\
return;\
} while (false)
#ifndef QT_NO_EXCEPTIONS
# define QVERIFY_EXCEPTION_THROWN(expression, exceptiontype) \
do {\
QT_TRY {\
QT_TRY {\
expression;\
QTest::qFail("Expected exception of type " #exceptiontype " to be thrown" \
" but no exception caught", __FILE__, __LINE__);\
return;\
} QT_CATCH (const exceptiontype &) {\
}\
} QT_CATCH (const std::exception &e) {\
QByteArray msg = QByteArray() + "Expected exception of type " #exceptiontype \
" to be thrown but std::exception caught with message: " + e.what(); \
QTest::qFail(msg.constData(), __FILE__, __LINE__);\
return;\
} QT_CATCH (...) {\
QTest::qFail("Expected exception of type " #exceptiontype " to be thrown" \
" but unknown exception caught", __FILE__, __LINE__);\
return;\
}\
} while (false)
#else // QT_NO_EXCEPTIONS
/*
* The expression passed to the macro should throw an exception and we can't
* catch it because Qt has been compiled without exception support. We can't
* skip the expression because it may have side effects and must be executed.
* So, users must use Qt with exception support enabled if they use exceptions
* in their code.
*/
# define QVERIFY_EXCEPTION_THROWN(expression, exceptiontype) \
static_assert(false, "Support of exceptions is disabled")
#endif // !QT_NO_EXCEPTIONS
// NB: not do {...} while (0) wrapped, as qt_test_i is accessed after it
#define QTRY_LOOP_IMPL(expr, timeoutValue, step) \
if (!(expr)) { \
QTest::qWait(0); \
} \
int qt_test_i = 0; \
for (; qt_test_i < timeoutValue && !(expr); qt_test_i += step) { \
QTest::qWait(step); \
}
#define QTRY_TIMEOUT_DEBUG_IMPL(expr, timeoutValue, step)\
if (!(expr)) { \
QTRY_LOOP_IMPL((expr), (2 * timeoutValue), step);\
if (expr) { \
QFAIL(qPrintable(QTest::Internal::formatTryTimeoutDebugMessage(u8"" #expr, timeoutValue, timeoutValue + qt_test_i))); \
} \
}
// Ideally we'd use qWaitFor instead of QTRY_LOOP_IMPL, but due
// to a compiler bug on MSVC < 2017 we can't (see QTBUG-59096)
#define QTRY_IMPL(expr, timeout)\
const int qt_test_step = timeout < 350 ? timeout / 7 + 1 : 50; \
const int qt_test_timeoutValue = timeout; \
{ QTRY_LOOP_IMPL(QTest::currentTestFailed() || (expr), qt_test_timeoutValue, qt_test_step); } \
QTRY_TIMEOUT_DEBUG_IMPL(QTest::currentTestFailed() || (expr), qt_test_timeoutValue, qt_test_step)
// Will try to wait for the expression to become true while allowing event processing
#define QTRY_VERIFY_WITH_TIMEOUT(expr, timeout) \
do { \
QTRY_IMPL((expr), timeout);\
QVERIFY(expr); \
} while (false)
#define QTRY_VERIFY(expr) QTRY_VERIFY_WITH_TIMEOUT((expr), 5000)
// Will try to wait for the expression to become true while allowing event processing
#define QTRY_VERIFY2_WITH_TIMEOUT(expr, messageExpression, timeout) \
do { \
QTRY_IMPL((expr), timeout);\
QVERIFY2(expr, messageExpression); \
} while (false)
#define QTRY_VERIFY2(expr, messageExpression) QTRY_VERIFY2_WITH_TIMEOUT((expr), (messageExpression), 5000)
// Will try to wait for the comparison to become successful while allowing event processing
#define QTRY_COMPARE_WITH_TIMEOUT(expr, expected, timeout) \
do { \
QTRY_IMPL(((expr) == (expected)), timeout);\
QCOMPARE((expr), expected); \
} while (false)
#define QTRY_COMPARE(expr, expected) QTRY_COMPARE_WITH_TIMEOUT((expr), expected, 5000)
#define QSKIP_INTERNAL(statement) \
do {\
QTest::qSkip(static_cast<const char *>(statement), __FILE__, __LINE__);\
return;\
} while (false)
#define QSKIP(statement, ...) QSKIP_INTERNAL(statement)
#define QEXPECT_FAIL(dataIndex, comment, mode)\
do {\
if (!QTest::qExpectFail(dataIndex, static_cast<const char *>(comment), QTest::mode, __FILE__, __LINE__))\
return;\
} while (false)
#define QFETCH(Type, name)\
Type name = *static_cast<Type *>(QTest::qData(#name, ::qMetaTypeId<typename std::remove_cv<Type >::type>()))
#define QFETCH_GLOBAL(Type, name)\
Type name = *static_cast<Type *>(QTest::qGlobalData(#name, ::qMetaTypeId<typename std::remove_cv<Type >::type>()))
#define QTEST(actual, testElement)\
do {\
if (!QTest::qTest(actual, testElement, #actual, #testElement, __FILE__, __LINE__))\
return;\
} while (false)
#ifdef QT_TESTCASE_BUILDDIR
#ifndef QT_TESTCASE_SOURCEDIR
#define QT_TESTCASE_SOURCEDIR nullptr
#endif
# define QFINDTESTDATA(basepath)\
QTest::qFindTestData(basepath, __FILE__, __LINE__, QT_TESTCASE_BUILDDIR, QT_TESTCASE_SOURCEDIR)
#else
# define QFINDTESTDATA(basepath)\
QTest::qFindTestData(basepath, __FILE__, __LINE__)
#endif
# define QEXTRACTTESTDATA(resourcePath) \
QTest::qExtractTestData(resourcePath)
class QObject;
class QTestData;
#define QTEST_COMPARE_DECL(KLASS)\
template<> Q_TESTLIB_EXPORT char *toString<KLASS >(const KLASS &);
namespace QTest
{
namespace Internal {
Q_TESTLIB_EXPORT QString formatTryTimeoutDebugMessage(q_no_char8_t::QUtf8StringView expr, int timeout, int actual);
template<typename T> // Output registered enums
inline typename std::enable_if<QtPrivate::IsQEnumHelper<T>::Value, char*>::type toString(T e)
{
QMetaEnum me = QMetaEnum::fromType<T>();
return qstrdup(me.valueToKey(int(e))); // int cast is necessary to support enum classes
}
template <typename T>
inline typename std::enable_if<!QtPrivate::IsQEnumHelper<T>::Value && std::is_enum_v<T>, char*>::type toString(const T &e)
{
return qstrdup(QByteArray::number(static_cast<std::underlying_type_t<T>>(e)).constData());
}
template <typename T> // Fallback
inline typename std::enable_if<!QtPrivate::IsQEnumHelper<T>::Value && !std::is_enum_v<T>, char*>::type toString(const T &)
{
return nullptr;
}
template<typename F> // Output QFlags of registered enumerations
inline typename std::enable_if<QtPrivate::IsQEnumHelper<F>::Value, char*>::type toString(QFlags<F> f)
{
const QMetaEnum me = QMetaEnum::fromType<F>();
return qstrdup(me.valueToKeys(int(f)).constData());
}
template <typename F> // Fallback: Output hex value
inline typename std::enable_if<!QtPrivate::IsQEnumHelper<F>::Value, char*>::type toString(QFlags<F> f)
{
const size_t space = 3 + 2 * sizeof(unsigned); // 2 for 0x, two hex digits per byte, 1 for '\0'
char *msg = new char[space];
qsnprintf(msg, space, "0x%x", unsigned(f));
return msg;
}
} // namespace Internal
template<typename T>
inline char *toString(const T &t)
{
return Internal::toString(t);
}
template <typename T1, typename T2>
inline char *toString(const QPair<T1, T2> &pair);
template <typename T1, typename T2>
inline char *toString(const std::pair<T1, T2> &pair);
template <class... Types>
inline char *toString(const std::tuple<Types...> &tuple);
Q_TESTLIB_EXPORT char *toHexRepresentation(const char *ba, int length);
Q_TESTLIB_EXPORT char *toPrettyCString(const char *unicode, int length);
Q_TESTLIB_EXPORT char *toPrettyUnicode(QStringView string);
Q_TESTLIB_EXPORT char *toString(const char *);
Q_TESTLIB_EXPORT char *toString(const volatile void *);
Q_TESTLIB_EXPORT char *toString(const void *); // ### FIXME: Qt 7: Remove
Q_TESTLIB_EXPORT char *toString(const volatile QObject *);
Q_TESTLIB_EXPORT void qInit(QObject *testObject, int argc = 0, char **argv = nullptr);
Q_TESTLIB_EXPORT int qRun();
Q_TESTLIB_EXPORT void qCleanup();
Q_TESTLIB_EXPORT int qExec(QObject *testObject, int argc = 0, char **argv = nullptr);
Q_TESTLIB_EXPORT int qExec(QObject *testObject, const QStringList &arguments);
Q_TESTLIB_EXPORT void setMainSourcePath(const char *file, const char *builddir = nullptr);
Q_TESTLIB_EXPORT bool qVerify(bool statement, const char *statementStr, const char *description,
const char *file, int line);
Q_TESTLIB_EXPORT void qFail(const char *message, const char *file, int line);
Q_TESTLIB_EXPORT void qSkip(const char *message, const char *file, int line);
Q_TESTLIB_EXPORT bool qExpectFail(const char *dataIndex, const char *comment, TestFailMode mode,
const char *file, int line);
Q_TESTLIB_EXPORT void qWarn(const char *message, const char *file = nullptr, int line = 0);
Q_TESTLIB_EXPORT void ignoreMessage(QtMsgType type, const char *message);
#if QT_CONFIG(regularexpression)
Q_TESTLIB_EXPORT void ignoreMessage(QtMsgType type, const QRegularExpression &messagePattern);
#endif
#if QT_CONFIG(temporaryfile)
Q_TESTLIB_EXPORT QSharedPointer<QTemporaryDir> qExtractTestData(const QString &dirName);
#endif
Q_TESTLIB_EXPORT QString qFindTestData(const char* basepath, const char* file = nullptr, int line = 0, const char* builddir = nullptr, const char* sourcedir = nullptr);
Q_TESTLIB_EXPORT QString qFindTestData(const QString& basepath, const char* file = nullptr, int line = 0, const char* builddir = nullptr, const char *sourcedir = nullptr);
Q_TESTLIB_EXPORT void *qData(const char *tagName, int typeId);
Q_TESTLIB_EXPORT void *qGlobalData(const char *tagName, int typeId);
Q_TESTLIB_EXPORT void *qElementData(const char *elementName, int metaTypeId);
Q_TESTLIB_EXPORT QObject *testObject();
Q_TESTLIB_EXPORT const char *currentAppName();
Q_TESTLIB_EXPORT const char *currentTestFunction();
Q_TESTLIB_EXPORT const char *currentDataTag();
Q_TESTLIB_EXPORT bool currentTestFailed();
Q_TESTLIB_EXPORT Qt::Key asciiToKey(char ascii);
Q_TESTLIB_EXPORT char keyToAscii(Qt::Key key);
Q_TESTLIB_EXPORT bool compare_helper(bool success, const char *failureMsg,
char *val1, char *val2,
const char *actual, const char *expected,
const char *file, int line);
Q_TESTLIB_EXPORT void addColumnInternal(int id, const char *name);
template <typename T>
inline void addColumn(const char *name, T * = nullptr)
{
using QIsSameTConstChar = std::is_same<T, const char*>;
static_assert(!QIsSameTConstChar::value, "const char* is not allowed as a test data format.");
addColumnInternal(qMetaTypeId<T>(), name);
}
Q_TESTLIB_EXPORT QTestData &newRow(const char *dataTag);
Q_TESTLIB_EXPORT QTestData &addRow(const char *format, ...) Q_ATTRIBUTE_FORMAT_PRINTF(1, 2);
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
// kept after adding implementation of <T1, T2> out of paranoia:
template <typename T>
inline bool qCompare(T const &t1, T const &t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_helper(t1 == t2, "Compared values are not the same",
toString(t1), toString(t2), actual, expected, file, line);
}
#endif
Q_TESTLIB_EXPORT bool qCompare(qfloat16 const &t1, qfloat16 const &t2,
const char *actual, const char *expected, const char *file, int line);
Q_TESTLIB_EXPORT bool qCompare(float const &t1, float const &t2,
const char *actual, const char *expected, const char *file, int line);
Q_TESTLIB_EXPORT bool qCompare(double const &t1, double const &t2,
const char *actual, const char *expected, const char *file, int line);
Q_TESTLIB_EXPORT bool qCompare(int t1, int t2, const char *actual, const char *expected,
const char *file, int line);
#if QT_POINTER_SIZE == 8
Q_TESTLIB_EXPORT bool qCompare(qsizetype t1, qsizetype t2, const char *actual, const char *expected,
const char *file, int line);
#endif
Q_TESTLIB_EXPORT bool qCompare(unsigned t1, unsigned t2, const char *actual, const char *expected,
const char *file, int line);
Q_TESTLIB_EXPORT bool qCompare(QStringView t1, QStringView t2,
const char *actual, const char *expected,
const char *file, int line);
Q_TESTLIB_EXPORT bool qCompare(QStringView t1, const QLatin1String &t2,
const char *actual, const char *expected,
const char *file, int line);
Q_TESTLIB_EXPORT bool qCompare(const QLatin1String &t1, QStringView t2,
const char *actual, const char *expected,
const char *file, int line);
inline bool qCompare(const QString &t1, const QString &t2,
const char *actual, const char *expected,
const char *file, int line)
{
return qCompare(QStringView(t1), QStringView(t2), actual, expected, file, line);
}
inline bool qCompare(const QString &t1, const QLatin1String &t2,
const char *actual, const char *expected,
const char *file, int line)
{
return qCompare(QStringView(t1), t2, actual, expected, file, line);
}
inline bool qCompare(const QLatin1String &t1, const QString &t2,
const char *actual, const char *expected,
const char *file, int line)
{
return qCompare(t1, QStringView(t2), actual, expected, file, line);
}
inline bool compare_ptr_helper(const volatile void *t1, const volatile void *t2, const char *actual,
const char *expected, const char *file, int line)
{
return compare_helper(t1 == t2, "Compared pointers are not the same",
toString(t1), toString(t2), actual, expected, file, line);
}
inline bool compare_ptr_helper(const volatile QObject *t1, const volatile QObject *t2, const char *actual,
const char *expected, const char *file, int line)
{
return compare_helper(t1 == t2, "Compared QObject pointers are not the same",
toString(t1), toString(t2), actual, expected, file, line);
}
inline bool compare_ptr_helper(const volatile QObject *t1, std::nullptr_t, const char *actual,
const char *expected, const char *file, int line)
{
return compare_helper(t1 == nullptr, "Compared QObject pointers are not the same",
toString(t1), toString(nullptr), actual, expected, file, line);
}
inline bool compare_ptr_helper(std::nullptr_t, const volatile QObject *t2, const char *actual,
const char *expected, const char *file, int line)
{
return compare_helper(nullptr == t2, "Compared QObject pointers are not the same",
toString(nullptr), toString(t2), actual, expected, file, line);
}
inline bool compare_ptr_helper(const volatile void *t1, std::nullptr_t, const char *actual,
const char *expected, const char *file, int line)
{
return compare_helper(t1 == nullptr, "Compared pointers are not the same",
toString(t1), toString(nullptr), actual, expected, file, line);
}
inline bool compare_ptr_helper(std::nullptr_t, const volatile void *t2, const char *actual,
const char *expected, const char *file, int line)
{
return compare_helper(nullptr == t2, "Compared pointers are not the same",
toString(nullptr), toString(t2), actual, expected, file, line);
}
Q_TESTLIB_EXPORT bool compare_string_helper(const char *t1, const char *t2, const char *actual,
const char *expected, const char *file, int line);
Q_TESTLIB_EXPORT char *formatString(const char *prefix, const char *suffix, size_t numArguments, ...);
#ifndef Q_QDOC
QTEST_COMPARE_DECL(short)
QTEST_COMPARE_DECL(ushort)
QTEST_COMPARE_DECL(int)
QTEST_COMPARE_DECL(uint)
QTEST_COMPARE_DECL(long)
QTEST_COMPARE_DECL(ulong)
QTEST_COMPARE_DECL(qint64)
QTEST_COMPARE_DECL(quint64)
QTEST_COMPARE_DECL(float)
QTEST_COMPARE_DECL(double)
QTEST_COMPARE_DECL(qfloat16)
QTEST_COMPARE_DECL(char)
QTEST_COMPARE_DECL(signed char)
QTEST_COMPARE_DECL(unsigned char)
QTEST_COMPARE_DECL(bool)
#endif
template <typename T1, typename T2>
inline bool qCompare(const T1 &t1, const T2 &t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_helper(t1 == t2, "Compared values are not the same",
toString(t1), toString(t2), actual, expected, file, line);
}
inline bool qCompare(double const &t1, float const &t2, const char *actual,
const char *expected, const char *file, int line)
{
return qCompare(qreal(t1), qreal(t2), actual, expected, file, line);
}
inline bool qCompare(float const &t1, double const &t2, const char *actual,
const char *expected, const char *file, int line)
{
return qCompare(qreal(t1), qreal(t2), actual, expected, file, line);
}
template <typename T>
inline bool qCompare(const T *t1, const T *t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_ptr_helper(t1, t2, actual, expected, file, line);
}
template <typename T>
inline bool qCompare(T *t1, T *t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_ptr_helper(t1, t2, actual, expected, file, line);
}
template <typename T>
inline bool qCompare(T *t1, std::nullptr_t, const char *actual, const char *expected,
const char *file, int line)
{
return compare_ptr_helper(t1, nullptr, actual, expected, file, line);
}
template <typename T>
inline bool qCompare(std::nullptr_t, T *t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_ptr_helper(nullptr, t2, actual, expected, file, line);
}
template <typename T1, typename T2>
inline bool qCompare(const T1 *t1, const T2 *t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_ptr_helper(t1, static_cast<const T1 *>(t2), actual, expected, file, line);
}
template <typename T1, typename T2>
inline bool qCompare(T1 *t1, T2 *t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_ptr_helper(const_cast<const T1 *>(t1),
static_cast<const T1 *>(const_cast<const T2 *>(t2)), actual, expected, file, line);
}
inline bool qCompare(const char *t1, const char *t2, const char *actual,
const char *expected, const char *file, int line)
{
return compare_string_helper(t1, t2, actual, expected, file, line);
}
inline bool qCompare(char *t1, char *t2, const char *actual, const char *expected,
const char *file, int line)
{
return compare_string_helper(t1, t2, actual, expected, file, line);
}
/* The next two overloads are for MSVC that shows problems with implicit
conversions
*/
inline bool qCompare(char *t1, const char *t2, const char *actual,
const char *expected, const char *file, int line)
{
return compare_string_helper(t1, t2, actual, expected, file, line);
}
inline bool qCompare(const char *t1, char *t2, const char *actual,
const char *expected, const char *file, int line)
{
return compare_string_helper(t1, t2, actual, expected, file, line);
}
template <class T>
inline bool qTest(const T& actual, const char *elementName, const char *actualStr,
const char *expected, const char *file, int line)
{
return qCompare(actual, *static_cast<const T *>(QTest::qElementData(elementName,
qMetaTypeId<T>())), actualStr, expected, file, line);
}
}
#undef QTEST_COMPARE_DECL
#if QT_DEPRECATED_SINCE(6, 2)
namespace QTestPrivate {
QT_DEPRECATED_VERSION_X_6_2("Use qWarning() instead")
Q_DECL_UNUSED static inline void qWarnMacro(const char *message, const char *file = nullptr, int line = 0)
{
QTest::qWarn(message, file, line);
}
}
#endif
#define QWARN(msg) \
QTestPrivate::qWarnMacro(static_cast<const char *>(msg), __FILE__, __LINE__)
QT_END_NAMESPACE
#endif
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