1*d4514f0bSApple OSS Distributions // 2*d4514f0bSApple OSS Distributions // Tests for 3*d4514f0bSApple OSS Distributions // explicit constexpr operator bool() const noexcept; 4*d4514f0bSApple OSS Distributions // 5*d4514f0bSApple OSS Distributions 6*d4514f0bSApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h> 7*d4514f0bSApple OSS Distributions #include <type_traits> 8*d4514f0bSApple OSS Distributions #include <darwintest.h> 9*d4514f0bSApple OSS Distributions #include "test_policy.h" 10*d4514f0bSApple OSS Distributions 11*d4514f0bSApple OSS Distributions struct T { 12*d4514f0bSApple OSS Distributions int i; 13*d4514f0bSApple OSS Distributions }; 14*d4514f0bSApple OSS Distributions 15*d4514f0bSApple OSS Distributions template <typename T> 16*d4514f0bSApple OSS Distributions static void tests()17*d4514f0bSApple OSS Distributionstests() 18*d4514f0bSApple OSS Distributions { 19*d4514f0bSApple OSS Distributions T obj{3}; 20*d4514f0bSApple OSS Distributions 21*d4514f0bSApple OSS Distributions { 22*d4514f0bSApple OSS Distributions test_shared_ptr<T> const ptr(&obj, libkern::no_retain); 23*d4514f0bSApple OSS Distributions CHECK(static_cast<bool>(ptr)); 24*d4514f0bSApple OSS Distributions if (ptr) { 25*d4514f0bSApple OSS Distributions } else { 26*d4514f0bSApple OSS Distributions CHECK(false); 27*d4514f0bSApple OSS Distributions } 28*d4514f0bSApple OSS Distributions } 29*d4514f0bSApple OSS Distributions 30*d4514f0bSApple OSS Distributions { 31*d4514f0bSApple OSS Distributions test_shared_ptr<T> const ptr = nullptr; 32*d4514f0bSApple OSS Distributions CHECK(!static_cast<bool>(ptr)); 33*d4514f0bSApple OSS Distributions if (!ptr) { 34*d4514f0bSApple OSS Distributions } else { 35*d4514f0bSApple OSS Distributions CHECK(false); 36*d4514f0bSApple OSS Distributions } 37*d4514f0bSApple OSS Distributions } 38*d4514f0bSApple OSS Distributions 39*d4514f0bSApple OSS Distributions static_assert(!std::is_convertible_v<test_shared_ptr<T>, bool>); 40*d4514f0bSApple OSS Distributions } 41*d4514f0bSApple OSS Distributions 42*d4514f0bSApple OSS Distributions T_DECL(operator_bool, "intrusive_shared_ptr.operator.bool", T_META_TAG_VM_PREFERRED) { 43*d4514f0bSApple OSS Distributions tests<T>(); 44*d4514f0bSApple OSS Distributions tests<T const>(); 45*d4514f0bSApple OSS Distributions } 46