1*4d495c6eSApple OSS Distributions // 2*4d495c6eSApple OSS Distributions // Tests for 3*4d495c6eSApple OSS Distributions // ~intrusive_shared_ptr(); 4*4d495c6eSApple OSS Distributions // 5*4d495c6eSApple OSS Distributions 6*4d495c6eSApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h> 7*4d495c6eSApple OSS Distributions #include <darwintest.h> 8*4d495c6eSApple OSS Distributions #include <darwintest_utils.h> 9*4d495c6eSApple OSS Distributions #include "test_policy.h" 10*4d495c6eSApple OSS Distributions 11*4d495c6eSApple OSS Distributions struct T { int i; }; 12*4d495c6eSApple OSS Distributions 13*4d495c6eSApple OSS Distributions T_DECL(dtor, "intrusive_shared_ptr.dtor", T_META_TAG_VM_PREFERRED) { // Destroy a non-null shared pointer 14*4d495c6eSApple OSS Distributions { 15*4d495c6eSApple OSS Distributions T obj{0}; 16*4d495c6eSApple OSS Distributions test_policy::retain_count = 3; 17*4d495c6eSApple OSS Distributions 18*4d495c6eSApple OSS Distributions { 19*4d495c6eSApple OSS Distributions libkern::intrusive_shared_ptr<T, test_policy> ptr(&obj, libkern::no_retain); 20*4d495c6eSApple OSS Distributions CHECK(test_policy::retain_count == 3); 21*4d495c6eSApple OSS Distributions } 22*4d495c6eSApple OSS Distributions 23*4d495c6eSApple OSS Distributions CHECK(test_policy::retain_count == 2); 24*4d495c6eSApple OSS Distributions } 25*4d495c6eSApple OSS Distributions 26*4d495c6eSApple OSS Distributions // Destroy a null shared pointer 27*4d495c6eSApple OSS Distributions { 28*4d495c6eSApple OSS Distributions test_policy::retain_count = 3; 29*4d495c6eSApple OSS Distributions 30*4d495c6eSApple OSS Distributions { 31*4d495c6eSApple OSS Distributions libkern::intrusive_shared_ptr<T, test_policy> ptr = nullptr; 32*4d495c6eSApple OSS Distributions CHECK(test_policy::retain_count == 3); 33*4d495c6eSApple OSS Distributions } 34*4d495c6eSApple OSS Distributions 35*4d495c6eSApple OSS Distributions CHECK(test_policy::retain_count == 3); // not decremented 36*4d495c6eSApple OSS Distributions } 37*4d495c6eSApple OSS Distributions } 38