1*e7776783SApple OSS Distributions // 2*e7776783SApple OSS Distributions // Tests for 3*e7776783SApple OSS Distributions // pointer get() const noexcept; 4*e7776783SApple OSS Distributions // 5*e7776783SApple OSS Distributions 6*e7776783SApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h> 7*e7776783SApple OSS Distributions #include "test_policy.h" 8*e7776783SApple OSS Distributions #include <darwintest.h> 9*e7776783SApple OSS Distributions #include <utility> 10*e7776783SApple OSS Distributions 11*e7776783SApple OSS Distributions struct T { 12*e7776783SApple OSS Distributions int i; 13*e7776783SApple OSS Distributions }; 14*e7776783SApple OSS Distributions 15*e7776783SApple OSS Distributions template <typename T> 16*e7776783SApple OSS Distributions static constexpr auto can_call_get_on_temporary(int)17*e7776783SApple OSS Distributionscan_call_get_on_temporary(int)->decltype(std::declval<test_shared_ptr<T> >().get(), bool ()) 18*e7776783SApple OSS Distributions { 19*e7776783SApple OSS Distributions return true; 20*e7776783SApple OSS Distributions } 21*e7776783SApple OSS Distributions 22*e7776783SApple OSS Distributions template <typename T> 23*e7776783SApple OSS Distributions static constexpr auto can_call_get_on_temporary(...)24*e7776783SApple OSS Distributionscan_call_get_on_temporary(...)->bool 25*e7776783SApple OSS Distributions { 26*e7776783SApple OSS Distributions return false; 27*e7776783SApple OSS Distributions } 28*e7776783SApple OSS Distributions 29*e7776783SApple OSS Distributions template <typename T> 30*e7776783SApple OSS Distributions static void tests()31*e7776783SApple OSS Distributionstests() 32*e7776783SApple OSS Distributions { 33*e7776783SApple OSS Distributions { 34*e7776783SApple OSS Distributions T obj{3}; 35*e7776783SApple OSS Distributions tracking_policy::reset(); 36*e7776783SApple OSS Distributions tracked_shared_ptr<T> const ptr(&obj, libkern::retain); 37*e7776783SApple OSS Distributions T* raw = ptr.get(); 38*e7776783SApple OSS Distributions CHECK(raw == &obj); 39*e7776783SApple OSS Distributions CHECK(ptr.get() == raw); // ptr didn't change 40*e7776783SApple OSS Distributions CHECK(tracking_policy::retains == 1); 41*e7776783SApple OSS Distributions CHECK(tracking_policy::releases == 0); 42*e7776783SApple OSS Distributions } 43*e7776783SApple OSS Distributions 44*e7776783SApple OSS Distributions static_assert(!can_call_get_on_temporary<T>(int{}), ""); 45*e7776783SApple OSS Distributions } 46*e7776783SApple OSS Distributions 47*e7776783SApple OSS Distributions T_DECL(get, "intrusive_shared_ptr.get") { 48*e7776783SApple OSS Distributions tests<T>(); 49*e7776783SApple OSS Distributions tests<T const>(); 50*e7776783SApple OSS Distributions } 51