xref: /xnu-8020.101.4/tests/intrusive_shared_ptr_src/test_policy.h (revision e7776783b89a353188416a9a346c6cdb4928faad) !
1*e7776783SApple OSS Distributions #ifndef TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
2*e7776783SApple OSS Distributions #define TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
3*e7776783SApple OSS Distributions 
4*e7776783SApple OSS Distributions #include <libkern/c++/intrusive_shared_ptr.h>
5*e7776783SApple OSS Distributions #include <darwintest_utils.h>
6*e7776783SApple OSS Distributions 
7*e7776783SApple OSS Distributions struct test_policy {
8*e7776783SApple OSS Distributions 	static inline int retain_count = 0;
9*e7776783SApple OSS Distributions 
10*e7776783SApple OSS Distributions 	template <typename T>
11*e7776783SApple OSS Distributions 	static void
retaintest_policy12*e7776783SApple OSS Distributions 	retain(T&)
13*e7776783SApple OSS Distributions 	{
14*e7776783SApple OSS Distributions 		++retain_count;
15*e7776783SApple OSS Distributions 	}
16*e7776783SApple OSS Distributions 	template <typename T>
17*e7776783SApple OSS Distributions 	static void
releasetest_policy18*e7776783SApple OSS Distributions 	release(T&)
19*e7776783SApple OSS Distributions 	{
20*e7776783SApple OSS Distributions 		--retain_count;
21*e7776783SApple OSS Distributions 	}
22*e7776783SApple OSS Distributions };
23*e7776783SApple OSS Distributions 
24*e7776783SApple OSS Distributions struct tracking_policy {
25*e7776783SApple OSS Distributions 	static inline int retains = 0;
26*e7776783SApple OSS Distributions 	static inline int releases = 0;
27*e7776783SApple OSS Distributions 	static inline int refcount = 0;
28*e7776783SApple OSS Distributions 	static inline bool hit_zero = false;
29*e7776783SApple OSS Distributions 
30*e7776783SApple OSS Distributions 	static void
resettracking_policy31*e7776783SApple OSS Distributions 	reset()
32*e7776783SApple OSS Distributions 	{
33*e7776783SApple OSS Distributions 		retains = 0;
34*e7776783SApple OSS Distributions 		releases = 0;
35*e7776783SApple OSS Distributions 		refcount = 0;
36*e7776783SApple OSS Distributions 		hit_zero = false;
37*e7776783SApple OSS Distributions 	}
38*e7776783SApple OSS Distributions 
39*e7776783SApple OSS Distributions 	template <typename T>
40*e7776783SApple OSS Distributions 	static void
retaintracking_policy41*e7776783SApple OSS Distributions 	retain(T&)
42*e7776783SApple OSS Distributions 	{
43*e7776783SApple OSS Distributions 		++retains;
44*e7776783SApple OSS Distributions 		++refcount;
45*e7776783SApple OSS Distributions 	}
46*e7776783SApple OSS Distributions 	template <typename T>
47*e7776783SApple OSS Distributions 	static void
releasetracking_policy48*e7776783SApple OSS Distributions 	release(T&)
49*e7776783SApple OSS Distributions 	{
50*e7776783SApple OSS Distributions 		++releases;
51*e7776783SApple OSS Distributions 		--refcount;
52*e7776783SApple OSS Distributions 		if (refcount == 0) {
53*e7776783SApple OSS Distributions 			hit_zero = true;
54*e7776783SApple OSS Distributions 		}
55*e7776783SApple OSS Distributions 	}
56*e7776783SApple OSS Distributions };
57*e7776783SApple OSS Distributions 
58*e7776783SApple OSS Distributions template <int>
59*e7776783SApple OSS Distributions struct dummy_policy {
60*e7776783SApple OSS Distributions 	template <typename T>
61*e7776783SApple OSS Distributions 	static void
retaindummy_policy62*e7776783SApple OSS Distributions 	retain(T&)
63*e7776783SApple OSS Distributions 	{
64*e7776783SApple OSS Distributions 	}
65*e7776783SApple OSS Distributions 	template <typename T>
66*e7776783SApple OSS Distributions 	static void
releasedummy_policy67*e7776783SApple OSS Distributions 	release(T&)
68*e7776783SApple OSS Distributions 	{
69*e7776783SApple OSS Distributions 	}
70*e7776783SApple OSS Distributions };
71*e7776783SApple OSS Distributions 
72*e7776783SApple OSS Distributions template <typename T>
73*e7776783SApple OSS Distributions using tracked_shared_ptr = libkern::intrusive_shared_ptr<T, tracking_policy>;
74*e7776783SApple OSS Distributions 
75*e7776783SApple OSS Distributions template <typename T>
76*e7776783SApple OSS Distributions using test_shared_ptr = libkern::intrusive_shared_ptr<T, test_policy>;
77*e7776783SApple OSS Distributions 
78*e7776783SApple OSS Distributions #define CHECK(...) T_ASSERT_TRUE((__VA_ARGS__), # __VA_ARGS__)
79*e7776783SApple OSS Distributions 
80*e7776783SApple OSS Distributions #endif // !TESTS_INTRUSIVE_SHARED_PTR_TEST_POLICY_H
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