wxWidgets/tests/misc/misctests.cpp
Vadim Zeitlin cc14bd0058 added wxStaticCast() unit test
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@59740 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2009-03-22 21:04:28 +00:00

118 lines
3.0 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: tests/misc/misctests.cpp
// Purpose: test miscellaneous stuff
// Author: Peter Most, Vadim Zeitlin
// Created: 2008-07-10
// RCS-ID: $Id$
// Copyright: (c) 2008 Peter Most
// (c) 2009 Vadim Zeitlin
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#include "wx/defs.h"
// just some classes using wxRTTI for wxStaticCast() test
#include "wx/tarstrm.h"
#include "wx/zipstrm.h"
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class MiscTestCase : public CppUnit::TestCase
{
public:
MiscTestCase() { }
private:
CPPUNIT_TEST_SUITE( MiscTestCase );
CPPUNIT_TEST( Assert );
CPPUNIT_TEST( Delete );
CPPUNIT_TEST( StaticCast );
CPPUNIT_TEST_SUITE_END();
void Assert();
void Delete();
void StaticCast();
DECLARE_NO_COPY_CLASS(MiscTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( MiscTestCase );
// also include in it's own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( MiscTestCase, "MiscTestCase" );
namespace
{
void AssertIfOdd(int n)
{
wxASSERT_MSG( !(n % 2), "parameter must be even" );
}
} // anonymous namespace
void MiscTestCase::Assert()
{
AssertIfOdd(0);
WX_ASSERT_FAILS_WITH_ASSERT(AssertIfOdd(1));
// doesn't fail any more
wxAssertHandler_t oldHandler = wxSetAssertHandler(NULL);
AssertIfOdd(17);
wxSetAssertHandler(oldHandler);
}
void MiscTestCase::Delete()
{
// Allocate some arbitrary memory to get a valid pointer:
long *pointer = new long;
CPPUNIT_ASSERT( pointer != NULL );
// Check that wxDELETE sets the pointer to NULL:
wxDELETE( pointer );
CPPUNIT_ASSERT( pointer == NULL );
// Allocate some arbitrary array to get a valid pointer:
long *array = new long[ 3 ];
CPPUNIT_ASSERT( array != NULL );
// Check that wxDELETEA sets the pointer to NULL:
wxDELETE( array );
CPPUNIT_ASSERT( array == NULL );
// this results in compilation error, as it should
#if 0
struct SomeUnknownStruct *p = NULL;
wxDELETE(p);
#endif
}
void MiscTestCase::StaticCast()
{
wxTarEntry tarEntry;
CPPUNIT_ASSERT( wxStaticCast(&tarEntry, wxArchiveEntry) );
wxArchiveEntry *entry = &tarEntry;
CPPUNIT_ASSERT( wxStaticCast(entry, wxTarEntry) );
wxZipEntry zipEntry;
entry = &zipEntry;
CPPUNIT_ASSERT( wxStaticCast(entry, wxZipEntry) );
WX_ASSERT_FAILS_WITH_ASSERT( wxStaticCast(entry, wxTarEntry) );
WX_ASSERT_FAILS_WITH_ASSERT( wxStaticCast(&zipEntry, wxTarEntry) );
}