1*43a90889SApple OSS Distributions // 2*43a90889SApple OSS Distributions // Tests for 3*43a90889SApple OSS Distributions // explicit constexpr operator bool() const noexcept; 4*43a90889SApple OSS Distributions // 5*43a90889SApple OSS Distributions 6*43a90889SApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h> 7*43a90889SApple OSS Distributions #include <type_traits> 8*43a90889SApple OSS Distributions #include <darwintest.h> 9*43a90889SApple OSS Distributions #include "test_policy.h" 10*43a90889SApple OSS Distributions 11*43a90889SApple OSS Distributions struct T { 12*43a90889SApple OSS Distributions int i; 13*43a90889SApple OSS Distributions }; 14*43a90889SApple OSS Distributions 15*43a90889SApple OSS Distributions template <typename T> 16*43a90889SApple OSS Distributions static void tests()17*43a90889SApple OSS Distributionstests() 18*43a90889SApple OSS Distributions { 19*43a90889SApple OSS Distributions T obj{3}; 20*43a90889SApple OSS Distributions 21*43a90889SApple OSS Distributions { 22*43a90889SApple OSS Distributions test_shared_ptr<T> const ptr(&obj, libkern::no_retain); 23*43a90889SApple OSS Distributions CHECK(static_cast<bool>(ptr)); 24*43a90889SApple OSS Distributions if (ptr) { 25*43a90889SApple OSS Distributions } else { 26*43a90889SApple OSS Distributions CHECK(false); 27*43a90889SApple OSS Distributions } 28*43a90889SApple OSS Distributions } 29*43a90889SApple OSS Distributions 30*43a90889SApple OSS Distributions { 31*43a90889SApple OSS Distributions test_shared_ptr<T> const ptr = nullptr; 32*43a90889SApple OSS Distributions CHECK(!static_cast<bool>(ptr)); 33*43a90889SApple OSS Distributions if (!ptr) { 34*43a90889SApple OSS Distributions } else { 35*43a90889SApple OSS Distributions CHECK(false); 36*43a90889SApple OSS Distributions } 37*43a90889SApple OSS Distributions } 38*43a90889SApple OSS Distributions 39*43a90889SApple OSS Distributions static_assert(!std::is_convertible_v<test_shared_ptr<T>, bool>); 40*43a90889SApple OSS Distributions } 41*43a90889SApple OSS Distributions 42*43a90889SApple OSS Distributions T_DECL(operator_bool, "intrusive_shared_ptr.operator.bool", T_META_TAG_VM_PREFERRED) { 43*43a90889SApple OSS Distributions tests<T>(); 44*43a90889SApple OSS Distributions tests<T const>(); 45*43a90889SApple OSS Distributions } 46