32 lines
784 B
C++
32 lines
784 B
C++
#include "CesiumUtility/IntrusivePointer.h"
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#include <catch2/catch.hpp>
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using namespace CesiumUtility;
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namespace {
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class Base {
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public:
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int _references = 0;
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void addReference() noexcept { ++_references; };
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void releaseReference() noexcept { --_references; };
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};
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class Derived : public Base {};
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void createCopy(IntrusivePointer<Derived>& pDerived) {
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IntrusivePointer<Base> pBase = pDerived;
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CHECK(pBase->_references == 2);
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CHECK(pBase == pDerived);
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return;
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}
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} // namespace
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TEST_CASE("IntrusivePointer") {
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IntrusivePointer<Derived> pDerived = IntrusivePointer<Derived>(new Derived());
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createCopy(pDerived);
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CHECK(pDerived->_references == 1);
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IntrusivePointer<Base> pBase = std::move(pDerived);
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CHECK(pBase->_references == 1);
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CHECK(pBase != pDerived);
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}
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