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#ifndef BANDIT_THROWEXCEPTION_H
#define BANDIT_THROWEXCEPTION_H
#include "Matcher.h"
namespace bandit { namespace Matchers {
template <typename T>
class ThrowException : public Matcher
{
public:
ThrowException() : Matcher(), _allow_subclasses(false) {}
explicit ThrowException(bool allow_subclasses) : Matcher(), _allow_subclasses(allow_subclasses) {}
template <typename U = std::exception>
ThrowException<U> operator()() const
{
return ThrowException<U>();
}
ThrowException& or_subclass()
{
_allow_subclasses = true;
return *this;
}
template <typename U>
bool matches(const U& block) const
{
try
{
block();
}
catch(const T& e)
{
return true;
}
catch(...) // Wrong exception
{
_exception = std::current_exception();
}
return false;
}
protected:
std::string failure_message_end() const
{
return std::string("throw an exception");
}
private:
bool _allow_subclasses;
mutable std::exception_ptr _exception;
};
static const ThrowException<std::exception> throw_exception;
}}
#endif // BANDIT_THROWEXCEPTION_H
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