xref: /xnu-12377.61.12/tests/intrusive_shared_ptr_src/test_policy.h (revision 4d495c6e23c53686cf65f45067f79024cf5dcee8)
1*4d495c6eSApple OSS Distributions #ifndef TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
2*4d495c6eSApple OSS Distributions #define TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
3*4d495c6eSApple OSS Distributions 
4*4d495c6eSApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h>
5*4d495c6eSApple OSS Distributions #include <darwintest_utils.h>
6*4d495c6eSApple OSS Distributions 
7*4d495c6eSApple OSS Distributions struct test_policy {
8*4d495c6eSApple OSS Distributions 	static inline int retain_count = 0;
9*4d495c6eSApple OSS Distributions 
10*4d495c6eSApple OSS Distributions 	template <typename T>
11*4d495c6eSApple OSS Distributions 	static void
retaintest_policy12*4d495c6eSApple OSS Distributions 	retain(T&)
13*4d495c6eSApple OSS Distributions 	{
14*4d495c6eSApple OSS Distributions 		++retain_count;
15*4d495c6eSApple OSS Distributions 	}
16*4d495c6eSApple OSS Distributions 	template <typename T>
17*4d495c6eSApple OSS Distributions 	static void
releasetest_policy18*4d495c6eSApple OSS Distributions 	release(T&)
19*4d495c6eSApple OSS Distributions 	{
20*4d495c6eSApple OSS Distributions 		--retain_count;
21*4d495c6eSApple OSS Distributions 	}
22*4d495c6eSApple OSS Distributions };
23*4d495c6eSApple OSS Distributions 
24*4d495c6eSApple OSS Distributions struct tracking_policy {
25*4d495c6eSApple OSS Distributions 	static inline int retains = 0;
26*4d495c6eSApple OSS Distributions 	static inline int releases = 0;
27*4d495c6eSApple OSS Distributions 	static inline int refcount = 0;
28*4d495c6eSApple OSS Distributions 	static inline bool hit_zero = false;
29*4d495c6eSApple OSS Distributions 
30*4d495c6eSApple OSS Distributions 	static void
resettracking_policy31*4d495c6eSApple OSS Distributions 	reset()
32*4d495c6eSApple OSS Distributions 	{
33*4d495c6eSApple OSS Distributions 		retains = 0;
34*4d495c6eSApple OSS Distributions 		releases = 0;
35*4d495c6eSApple OSS Distributions 		refcount = 0;
36*4d495c6eSApple OSS Distributions 		hit_zero = false;
37*4d495c6eSApple OSS Distributions 	}
38*4d495c6eSApple OSS Distributions 
39*4d495c6eSApple OSS Distributions 	template <typename T>
40*4d495c6eSApple OSS Distributions 	static void
retaintracking_policy41*4d495c6eSApple OSS Distributions 	retain(T&)
42*4d495c6eSApple OSS Distributions 	{
43*4d495c6eSApple OSS Distributions 		++retains;
44*4d495c6eSApple OSS Distributions 		++refcount;
45*4d495c6eSApple OSS Distributions 	}
46*4d495c6eSApple OSS Distributions 	template <typename T>
47*4d495c6eSApple OSS Distributions 	static void
releasetracking_policy48*4d495c6eSApple OSS Distributions 	release(T&)
49*4d495c6eSApple OSS Distributions 	{
50*4d495c6eSApple OSS Distributions 		++releases;
51*4d495c6eSApple OSS Distributions 		--refcount;
52*4d495c6eSApple OSS Distributions 		if (refcount == 0) {
53*4d495c6eSApple OSS Distributions 			hit_zero = true;
54*4d495c6eSApple OSS Distributions 		}
55*4d495c6eSApple OSS Distributions 	}
56*4d495c6eSApple OSS Distributions };
57*4d495c6eSApple OSS Distributions 
58*4d495c6eSApple OSS Distributions template <int>
59*4d495c6eSApple OSS Distributions struct dummy_policy {
60*4d495c6eSApple OSS Distributions 	template <typename T>
61*4d495c6eSApple OSS Distributions 	static void
retaindummy_policy62*4d495c6eSApple OSS Distributions 	retain(T&)
63*4d495c6eSApple OSS Distributions 	{
64*4d495c6eSApple OSS Distributions 	}
65*4d495c6eSApple OSS Distributions 	template <typename T>
66*4d495c6eSApple OSS Distributions 	static void
releasedummy_policy67*4d495c6eSApple OSS Distributions 	release(T&)
68*4d495c6eSApple OSS Distributions 	{
69*4d495c6eSApple OSS Distributions 	}
70*4d495c6eSApple OSS Distributions };
71*4d495c6eSApple OSS Distributions 
72*4d495c6eSApple OSS Distributions template <typename T>
73*4d495c6eSApple OSS Distributions using tracked_shared_ptr = libkern::intrusive_shared_ptr<T, tracking_policy>;
74*4d495c6eSApple OSS Distributions 
75*4d495c6eSApple OSS Distributions template <typename T>
76*4d495c6eSApple OSS Distributions using test_shared_ptr = libkern::intrusive_shared_ptr<T, test_policy>;
77*4d495c6eSApple OSS Distributions 
78*4d495c6eSApple OSS Distributions #define CHECK(...) T_ASSERT_TRUE((__VA_ARGS__), # __VA_ARGS__)
79*4d495c6eSApple OSS Distributions 
80*4d495c6eSApple OSS Distributions #endif // !TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
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