97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
///////////////////////////////////////////////////////////////////////////////
|
|
// Name: tests/misc/metatest.cpp
|
|
// Purpose: Test template meta-programming constructs
|
|
// Author: Jaakko Salli
|
|
// Copyright: (c) the wxWidgets team
|
|
// Licence: wxWindows licence
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "testprec.h"
|
|
|
|
#include "wx/object.h"
|
|
#include "wx/utils.h"
|
|
#include "wx/meta/pod.h"
|
|
#include "wx/meta/movable.h"
|
|
|
|
#ifndef wxNO_RTTI
|
|
#include <typeinfo>
|
|
#endif
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// test class
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class MetaProgrammingTestCase : public CppUnit::TestCase
|
|
{
|
|
public:
|
|
MetaProgrammingTestCase() { }
|
|
|
|
private:
|
|
CPPUNIT_TEST_SUITE( MetaProgrammingTestCase );
|
|
CPPUNIT_TEST( IsPod );
|
|
CPPUNIT_TEST( IsMovable );
|
|
CPPUNIT_TEST( ImplicitConversion );
|
|
CPPUNIT_TEST( MinMax );
|
|
CPPUNIT_TEST_SUITE_END();
|
|
|
|
void IsPod();
|
|
void IsMovable();
|
|
void ImplicitConversion();
|
|
void MinMax();
|
|
|
|
wxDECLARE_NO_COPY_CLASS(MetaProgrammingTestCase);
|
|
};
|
|
|
|
// register in the unnamed registry so that these tests are run by default
|
|
CPPUNIT_TEST_SUITE_REGISTRATION( MetaProgrammingTestCase );
|
|
|
|
// also include in its own registry so that these tests can be run alone
|
|
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( MetaProgrammingTestCase,
|
|
"MetaProgrammingTestCase" );
|
|
|
|
|
|
void MetaProgrammingTestCase::IsPod()
|
|
{
|
|
CPPUNIT_ASSERT(wxIsPod<bool>::value);
|
|
CPPUNIT_ASSERT(wxIsPod<signed int>::value);
|
|
CPPUNIT_ASSERT(wxIsPod<double>::value);
|
|
CPPUNIT_ASSERT(wxIsPod<wxObject*>::value);
|
|
CPPUNIT_ASSERT(!wxIsPod<wxObject>::value);
|
|
}
|
|
|
|
void MetaProgrammingTestCase::IsMovable()
|
|
{
|
|
CPPUNIT_ASSERT(wxIsMovable<bool>::value);
|
|
CPPUNIT_ASSERT(wxIsMovable<signed int>::value);
|
|
CPPUNIT_ASSERT(wxIsMovable<double>::value);
|
|
CPPUNIT_ASSERT(wxIsMovable<wxObject*>::value);
|
|
CPPUNIT_ASSERT(!wxIsMovable<wxObject>::value);
|
|
}
|
|
|
|
void MetaProgrammingTestCase::ImplicitConversion()
|
|
{
|
|
#ifndef wxNO_RTTI
|
|
CPPUNIT_ASSERT(typeid(wxImplicitConversionType<char,int>::value) == typeid(int));
|
|
CPPUNIT_ASSERT(typeid(wxImplicitConversionType<int,unsigned>::value) == typeid(unsigned));
|
|
#ifdef wxLongLong_t
|
|
CPPUNIT_ASSERT(typeid(wxImplicitConversionType<wxLongLong_t,float>::value) == typeid(float));
|
|
#endif
|
|
#endif // !wxNO_RTTI
|
|
}
|
|
|
|
void MetaProgrammingTestCase::MinMax()
|
|
{
|
|
// test that wxMax(1.1,1) returns float, not long int
|
|
float f = wxMax(1.1f, 1l);
|
|
CPPUNIT_ASSERT_EQUAL( 1.1f, f);
|
|
|
|
// test that comparing signed and unsigned correctly returns unsigned: this
|
|
// may seem counterintuitive in this case but this is consistent with the
|
|
// standard C conversions
|
|
CPPUNIT_ASSERT_EQUAL( 1, wxMin(-1, 1u) );
|
|
|
|
CPPUNIT_ASSERT_EQUAL( -1., wxClip(-1.5, -1, 1) );
|
|
CPPUNIT_ASSERT_EQUAL( 0, wxClip(0, -1, 1) );
|
|
CPPUNIT_ASSERT_EQUAL( 1, wxClip(2l, -1, 1) );
|
|
}
|