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//
// Copyright © 2020 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include <boost/test/unit_test.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/polymorphic_cast.hpp>
#define ARMNN_POLYMORPHIC_CAST_TESTABLE
#include <armnn/utility/IgnoreUnused.hpp>
#include <armnn/utility/PolymorphicDowncast.hpp>
#include <armnn/Exceptions.hpp>
// Tests of include/Utility files
BOOST_AUTO_TEST_SUITE(UtilityTests)
BOOST_AUTO_TEST_CASE(PolymorphicDowncast)
{
using namespace armnn;
class Base
{
public:
virtual ~Base(){}
float v;
};
class Child1 : public Base
{
public:
int j;
};
class Child2 : public Base
{
public:
char b;
};
Child1 child1;
Base* base1 = &child1;
auto ptr1 = dynamic_cast<Child1*>(base1);
BOOST_CHECK(ptr1 != nullptr);
BOOST_CHECK_NO_THROW(polymorphic_downcast<Child1*>(base1));
BOOST_CHECK(polymorphic_downcast<Child1*>(base1) == ptr1);
auto ptr2 = dynamic_cast<Child2*>(base1);
BOOST_CHECK(ptr2 == nullptr);
BOOST_CHECK_THROW(polymorphic_downcast<Child2*>(base1), std::bad_cast);
armnn::IgnoreUnused(ptr1, ptr2);
}
BOOST_AUTO_TEST_SUITE_END()
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