xref: /xnu-11215.1.10/tests/bounded_ptr_src/operator_bool.cpp (revision 8d741a5de7ff4191bf97d57b9f54c2f6d4a15585)
1*8d741a5dSApple OSS Distributions //
2*8d741a5dSApple OSS Distributions // Tests for
3*8d741a5dSApple OSS Distributions //  explicit operator bool() const;
4*8d741a5dSApple OSS Distributions //
5*8d741a5dSApple OSS Distributions 
6*8d741a5dSApple OSS Distributions #include <libkern/c++/bounded_ptr.h>
7*8d741a5dSApple OSS Distributions #include <darwintest.h>
8*8d741a5dSApple OSS Distributions #include <darwintest_utils.h>
9*8d741a5dSApple OSS Distributions #include "test_utils.h"
10*8d741a5dSApple OSS Distributions 
11*8d741a5dSApple OSS Distributions #define _assert(...) T_ASSERT_TRUE((__VA_ARGS__), # __VA_ARGS__)
12*8d741a5dSApple OSS Distributions 
13*8d741a5dSApple OSS Distributions struct T { };
14*8d741a5dSApple OSS Distributions 
15*8d741a5dSApple OSS Distributions template <typename T>
16*8d741a5dSApple OSS Distributions static void
tests()17*8d741a5dSApple OSS Distributions tests()
18*8d741a5dSApple OSS Distributions {
19*8d741a5dSApple OSS Distributions 	{
20*8d741a5dSApple OSS Distributions 		test_bounded_ptr<T> p = nullptr;
21*8d741a5dSApple OSS Distributions 		if (p) {
22*8d741a5dSApple OSS Distributions 			_assert(false);
23*8d741a5dSApple OSS Distributions 		}
24*8d741a5dSApple OSS Distributions 		_assert(!p);
25*8d741a5dSApple OSS Distributions 	}
26*8d741a5dSApple OSS Distributions 	{
27*8d741a5dSApple OSS Distributions 		T t;
28*8d741a5dSApple OSS Distributions 		test_bounded_ptr<T> p(&t, &t, &t + 1);
29*8d741a5dSApple OSS Distributions 		if (p) {
30*8d741a5dSApple OSS Distributions 		} else {
31*8d741a5dSApple OSS Distributions 			_assert(false);
32*8d741a5dSApple OSS Distributions 		}
33*8d741a5dSApple OSS Distributions 		_assert(!!p);
34*8d741a5dSApple OSS Distributions 	}
35*8d741a5dSApple OSS Distributions }
36*8d741a5dSApple OSS Distributions 
37*8d741a5dSApple OSS Distributions T_DECL(operator_bool, "bounded_ptr.operator.bool", T_META_TAG_VM_PREFERRED) {
38*8d741a5dSApple OSS Distributions 	tests<T>();
39*8d741a5dSApple OSS Distributions 	tests<T const>();
40*8d741a5dSApple OSS Distributions 	tests<T volatile>();
41*8d741a5dSApple OSS Distributions 	tests<T const volatile>();
42*8d741a5dSApple OSS Distributions }
43