1*e3723e1fSApple OSS Distributions // 2*e3723e1fSApple OSS Distributions // Tests for 3*e3723e1fSApple OSS Distributions // ~intrusive_shared_ptr(); 4*e3723e1fSApple OSS Distributions // 5*e3723e1fSApple OSS Distributions 6*e3723e1fSApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h> 7*e3723e1fSApple OSS Distributions #include <darwintest.h> 8*e3723e1fSApple OSS Distributions #include <darwintest_utils.h> 9*e3723e1fSApple OSS Distributions #include "test_policy.h" 10*e3723e1fSApple OSS Distributions 11*e3723e1fSApple OSS Distributions struct T { int i; }; 12*e3723e1fSApple OSS Distributions 13*e3723e1fSApple OSS Distributions T_DECL(dtor, "intrusive_shared_ptr.dtor", T_META_TAG_VM_PREFERRED) { // Destroy a non-null shared pointer 14*e3723e1fSApple OSS Distributions { 15*e3723e1fSApple OSS Distributions T obj{0}; 16*e3723e1fSApple OSS Distributions test_policy::retain_count = 3; 17*e3723e1fSApple OSS Distributions 18*e3723e1fSApple OSS Distributions { 19*e3723e1fSApple OSS Distributions libkern::intrusive_shared_ptr<T, test_policy> ptr(&obj, libkern::no_retain); 20*e3723e1fSApple OSS Distributions CHECK(test_policy::retain_count == 3); 21*e3723e1fSApple OSS Distributions } 22*e3723e1fSApple OSS Distributions 23*e3723e1fSApple OSS Distributions CHECK(test_policy::retain_count == 2); 24*e3723e1fSApple OSS Distributions } 25*e3723e1fSApple OSS Distributions 26*e3723e1fSApple OSS Distributions // Destroy a null shared pointer 27*e3723e1fSApple OSS Distributions { 28*e3723e1fSApple OSS Distributions test_policy::retain_count = 3; 29*e3723e1fSApple OSS Distributions 30*e3723e1fSApple OSS Distributions { 31*e3723e1fSApple OSS Distributions libkern::intrusive_shared_ptr<T, test_policy> ptr = nullptr; 32*e3723e1fSApple OSS Distributions CHECK(test_policy::retain_count == 3); 33*e3723e1fSApple OSS Distributions } 34*e3723e1fSApple OSS Distributions 35*e3723e1fSApple OSS Distributions CHECK(test_policy::retain_count == 3); // not decremented 36*e3723e1fSApple OSS Distributions } 37*e3723e1fSApple OSS Distributions } 38