xref: /xnu-11417.121.6/tests/intrusive_shared_ptr_src/test_policy.h (revision a1e26a70f38d1d7daa7b49b258e2f8538ad81650)
1*a1e26a70SApple OSS Distributions #ifndef TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
2*a1e26a70SApple OSS Distributions #define TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
3*a1e26a70SApple OSS Distributions 
4*a1e26a70SApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h>
5*a1e26a70SApple OSS Distributions #include <darwintest_utils.h>
6*a1e26a70SApple OSS Distributions 
7*a1e26a70SApple OSS Distributions struct test_policy {
8*a1e26a70SApple OSS Distributions 	static inline int retain_count = 0;
9*a1e26a70SApple OSS Distributions 
10*a1e26a70SApple OSS Distributions 	template <typename T>
11*a1e26a70SApple OSS Distributions 	static void
retaintest_policy12*a1e26a70SApple OSS Distributions 	retain(T&)
13*a1e26a70SApple OSS Distributions 	{
14*a1e26a70SApple OSS Distributions 		++retain_count;
15*a1e26a70SApple OSS Distributions 	}
16*a1e26a70SApple OSS Distributions 	template <typename T>
17*a1e26a70SApple OSS Distributions 	static void
releasetest_policy18*a1e26a70SApple OSS Distributions 	release(T&)
19*a1e26a70SApple OSS Distributions 	{
20*a1e26a70SApple OSS Distributions 		--retain_count;
21*a1e26a70SApple OSS Distributions 	}
22*a1e26a70SApple OSS Distributions };
23*a1e26a70SApple OSS Distributions 
24*a1e26a70SApple OSS Distributions struct tracking_policy {
25*a1e26a70SApple OSS Distributions 	static inline int retains = 0;
26*a1e26a70SApple OSS Distributions 	static inline int releases = 0;
27*a1e26a70SApple OSS Distributions 	static inline int refcount = 0;
28*a1e26a70SApple OSS Distributions 	static inline bool hit_zero = false;
29*a1e26a70SApple OSS Distributions 
30*a1e26a70SApple OSS Distributions 	static void
resettracking_policy31*a1e26a70SApple OSS Distributions 	reset()
32*a1e26a70SApple OSS Distributions 	{
33*a1e26a70SApple OSS Distributions 		retains = 0;
34*a1e26a70SApple OSS Distributions 		releases = 0;
35*a1e26a70SApple OSS Distributions 		refcount = 0;
36*a1e26a70SApple OSS Distributions 		hit_zero = false;
37*a1e26a70SApple OSS Distributions 	}
38*a1e26a70SApple OSS Distributions 
39*a1e26a70SApple OSS Distributions 	template <typename T>
40*a1e26a70SApple OSS Distributions 	static void
retaintracking_policy41*a1e26a70SApple OSS Distributions 	retain(T&)
42*a1e26a70SApple OSS Distributions 	{
43*a1e26a70SApple OSS Distributions 		++retains;
44*a1e26a70SApple OSS Distributions 		++refcount;
45*a1e26a70SApple OSS Distributions 	}
46*a1e26a70SApple OSS Distributions 	template <typename T>
47*a1e26a70SApple OSS Distributions 	static void
releasetracking_policy48*a1e26a70SApple OSS Distributions 	release(T&)
49*a1e26a70SApple OSS Distributions 	{
50*a1e26a70SApple OSS Distributions 		++releases;
51*a1e26a70SApple OSS Distributions 		--refcount;
52*a1e26a70SApple OSS Distributions 		if (refcount == 0) {
53*a1e26a70SApple OSS Distributions 			hit_zero = true;
54*a1e26a70SApple OSS Distributions 		}
55*a1e26a70SApple OSS Distributions 	}
56*a1e26a70SApple OSS Distributions };
57*a1e26a70SApple OSS Distributions 
58*a1e26a70SApple OSS Distributions template <int>
59*a1e26a70SApple OSS Distributions struct dummy_policy {
60*a1e26a70SApple OSS Distributions 	template <typename T>
61*a1e26a70SApple OSS Distributions 	static void
retaindummy_policy62*a1e26a70SApple OSS Distributions 	retain(T&)
63*a1e26a70SApple OSS Distributions 	{
64*a1e26a70SApple OSS Distributions 	}
65*a1e26a70SApple OSS Distributions 	template <typename T>
66*a1e26a70SApple OSS Distributions 	static void
releasedummy_policy67*a1e26a70SApple OSS Distributions 	release(T&)
68*a1e26a70SApple OSS Distributions 	{
69*a1e26a70SApple OSS Distributions 	}
70*a1e26a70SApple OSS Distributions };
71*a1e26a70SApple OSS Distributions 
72*a1e26a70SApple OSS Distributions template <typename T>
73*a1e26a70SApple OSS Distributions using tracked_shared_ptr = libkern::intrusive_shared_ptr<T, tracking_policy>;
74*a1e26a70SApple OSS Distributions 
75*a1e26a70SApple OSS Distributions template <typename T>
76*a1e26a70SApple OSS Distributions using test_shared_ptr = libkern::intrusive_shared_ptr<T, test_policy>;
77*a1e26a70SApple OSS Distributions 
78*a1e26a70SApple OSS Distributions #define CHECK(...) T_ASSERT_TRUE((__VA_ARGS__), # __VA_ARGS__)
79*a1e26a70SApple OSS Distributions 
80*a1e26a70SApple OSS Distributions #endif // !TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
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