qt-everywhere-src-5.15.1/qtbase/tests/auto/testlib/selftests/verifyexceptionthrown/tst_verifyexceptionthrown.cpp

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
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#include <QtTest/QtTest>


#ifndef QT_NO_EXCEPTIONS
#  include <stdexcept>
#endif


#ifndef QT_NO_EXCEPTIONS

class MyBaseException
{

};

class MyDerivedException: public MyBaseException, public std::domain_error
{
public:
    MyDerivedException(): std::domain_error("MyDerivedException") {}
};


#endif // !QT_NO_EXCEPTIONS


class tst_VerifyExceptionThrown: public QObject
{
    Q_OBJECT
private:
    void doSomething() const {}

private slots:
// Remove all test cases if exceptions are not available
#ifndef QT_NO_EXCEPTIONS
    void testCorrectStdTypes() const;
    void testCorrectStdExceptions() const;
    void testCorrectMyExceptions() const;

    void testFailInt() const;
    void testFailStdString() const;
    void testFailStdRuntimeError() const;
    void testFailMyException() const;
    void testFailMyDerivedException() const;

    void testFailNoException() const;
#endif // !QT_NO_EXCEPTIONS
};



#ifndef QT_NO_EXCEPTIONS

void tst_VerifyExceptionThrown::testCorrectStdTypes() const
{
    QVERIFY_EXCEPTION_THROWN(throw int(5), int);
    QVERIFY_EXCEPTION_THROWN(throw float(9.8), float);
    QVERIFY_EXCEPTION_THROWN(throw bool(true), bool);
    QVERIFY_EXCEPTION_THROWN(throw std::string("some string"), std::string);
}

void tst_VerifyExceptionThrown::testCorrectStdExceptions() const
{
    // same type
    QVERIFY_EXCEPTION_THROWN(throw std::exception(), std::exception);
    QVERIFY_EXCEPTION_THROWN(throw std::runtime_error("runtime error"), std::runtime_error);
    QVERIFY_EXCEPTION_THROWN(throw std::overflow_error("overflow error"), std::overflow_error);

    // inheritance
    QVERIFY_EXCEPTION_THROWN(throw std::overflow_error("overflow error"), std::runtime_error);
    QVERIFY_EXCEPTION_THROWN(throw std::overflow_error("overflow error"), std::exception);
}

void tst_VerifyExceptionThrown::testCorrectMyExceptions() const
{
    // same type
    QVERIFY_EXCEPTION_THROWN(throw MyBaseException(), MyBaseException);
    QVERIFY_EXCEPTION_THROWN(throw MyDerivedException(), MyDerivedException);

    // inheritance
    QVERIFY_EXCEPTION_THROWN(throw MyDerivedException(), MyBaseException);
    QVERIFY_EXCEPTION_THROWN(throw MyDerivedException(), std::domain_error);
}

void tst_VerifyExceptionThrown::testFailInt() const
{
    QVERIFY_EXCEPTION_THROWN(throw int(5), double);
}

void tst_VerifyExceptionThrown::testFailStdString() const
{
    QVERIFY_EXCEPTION_THROWN(throw std::string("some string"), char*);
}

void tst_VerifyExceptionThrown::testFailStdRuntimeError() const
{
    QVERIFY_EXCEPTION_THROWN(throw std::logic_error("logic error"), std::runtime_error);
}

void tst_VerifyExceptionThrown::testFailMyException() const
{
    QVERIFY_EXCEPTION_THROWN(throw std::logic_error("logic error"), MyBaseException);
}

void tst_VerifyExceptionThrown::testFailMyDerivedException() const
{
    QVERIFY_EXCEPTION_THROWN(throw MyDerivedException(), std::runtime_error);
}

void tst_VerifyExceptionThrown::testFailNoException() const
{
    QVERIFY_EXCEPTION_THROWN(doSomething(), std::exception);
}

#endif // !QT_NO_EXCEPTIONS



QTEST_MAIN(tst_VerifyExceptionThrown)

#include "tst_verifyexceptionthrown.moc"