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#include "nullObject.H"
#include "IOstreams.H"
using namespace Foam;
class SimpleClass
{
public:
//- Null constructor
SimpleClass()
{}
};
int main()
{
// Test pointer and reference to a class
SimpleClass* ptrToClass = new SimpleClass;
SimpleClass& refToClass(*ptrToClass);
if (notNull(ptrToClass))
{
Info<< "Pass: ptrToClass is not null" << endl;
}
else
{
Info<< "FAIL: refToClass is null" << endl;
}
if (notNull(refToClass))
{
Info<< "Pass: refToClass is not null" << endl;
}
else
{
Info<< "FAIL: refToClass is null" << endl;
}
// Test pointer and reference to the nullObject
const SimpleClass* ptrToNull(NullObjectPtr<SimpleClass>());
const SimpleClass& refToNull(*ptrToNull);
if (isNull(ptrToNull))
{
Info<< "Pass: ptrToNull is null" << endl;
}
else
{
Info<< "FAIL: ptrToNull is not null" << endl;
}
if (isNull(refToNull))
{
Info<< "Pass: refToNull is null" << endl;
}
else
{
Info<< "FAIL: refToNull is not null" << endl;
}
// Clean-up
delete ptrToClass;
return 0;
}
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