1*19c3b8c2SApple OSS Distributions // 2*19c3b8c2SApple OSS Distributions // Tests for 3*19c3b8c2SApple OSS Distributions // pointer get() const noexcept; 4*19c3b8c2SApple OSS Distributions // 5*19c3b8c2SApple OSS Distributions 6*19c3b8c2SApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h> 7*19c3b8c2SApple OSS Distributions #include "test_policy.h" 8*19c3b8c2SApple OSS Distributions #include <darwintest.h> 9*19c3b8c2SApple OSS Distributions #include <utility> 10*19c3b8c2SApple OSS Distributions 11*19c3b8c2SApple OSS Distributions struct T { 12*19c3b8c2SApple OSS Distributions int i; 13*19c3b8c2SApple OSS Distributions }; 14*19c3b8c2SApple OSS Distributions 15*19c3b8c2SApple OSS Distributions template <typename T> 16*19c3b8c2SApple OSS Distributions static constexpr auto can_call_get_on_temporary(int)17*19c3b8c2SApple OSS Distributionscan_call_get_on_temporary(int)->decltype(std::declval<test_shared_ptr<T> >().get(), bool ()) 18*19c3b8c2SApple OSS Distributions { 19*19c3b8c2SApple OSS Distributions return true; 20*19c3b8c2SApple OSS Distributions } 21*19c3b8c2SApple OSS Distributions 22*19c3b8c2SApple OSS Distributions template <typename T> 23*19c3b8c2SApple OSS Distributions static constexpr auto can_call_get_on_temporary(...)24*19c3b8c2SApple OSS Distributionscan_call_get_on_temporary(...)->bool 25*19c3b8c2SApple OSS Distributions { 26*19c3b8c2SApple OSS Distributions return false; 27*19c3b8c2SApple OSS Distributions } 28*19c3b8c2SApple OSS Distributions 29*19c3b8c2SApple OSS Distributions template <typename T> 30*19c3b8c2SApple OSS Distributions static void tests()31*19c3b8c2SApple OSS Distributionstests() 32*19c3b8c2SApple OSS Distributions { 33*19c3b8c2SApple OSS Distributions { 34*19c3b8c2SApple OSS Distributions T obj{3}; 35*19c3b8c2SApple OSS Distributions tracking_policy::reset(); 36*19c3b8c2SApple OSS Distributions tracked_shared_ptr<T> const ptr(&obj, libkern::retain); 37*19c3b8c2SApple OSS Distributions T* raw = ptr.get(); 38*19c3b8c2SApple OSS Distributions CHECK(raw == &obj); 39*19c3b8c2SApple OSS Distributions CHECK(ptr.get() == raw); // ptr didn't change 40*19c3b8c2SApple OSS Distributions CHECK(tracking_policy::retains == 1); 41*19c3b8c2SApple OSS Distributions CHECK(tracking_policy::releases == 0); 42*19c3b8c2SApple OSS Distributions } 43*19c3b8c2SApple OSS Distributions 44*19c3b8c2SApple OSS Distributions static_assert(!can_call_get_on_temporary<T>(int{}), ""); 45*19c3b8c2SApple OSS Distributions } 46*19c3b8c2SApple OSS Distributions 47*19c3b8c2SApple OSS Distributions T_DECL(get, "intrusive_shared_ptr.get") { 48*19c3b8c2SApple OSS Distributions tests<T>(); 49*19c3b8c2SApple OSS Distributions tests<T const>(); 50*19c3b8c2SApple OSS Distributions } 51