xref: /xnu-8796.121.2/tests/bounded_array_ref_src/data.cpp (revision c54f35ca767986246321eb901baf8f5ff7923f6a)
1*c54f35caSApple OSS Distributions //
2*c54f35caSApple OSS Distributions // Tests for
3*c54f35caSApple OSS Distributions //  T* data() const;
4*c54f35caSApple OSS Distributions //
5*c54f35caSApple OSS Distributions 
6*c54f35caSApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
7*c54f35caSApple OSS Distributions #include "test_policy.h"
8*c54f35caSApple OSS Distributions #include <cstddef>
9*c54f35caSApple OSS Distributions #include <darwintest.h>
10*c54f35caSApple OSS Distributions #include <darwintest_utils.h>
11*c54f35caSApple OSS Distributions 
12*c54f35caSApple OSS Distributions struct T { int i; };
13*c54f35caSApple OSS Distributions 
14*c54f35caSApple OSS Distributions template <typename T>
15*c54f35caSApple OSS Distributions static void
tests()16*c54f35caSApple OSS Distributions tests()
17*c54f35caSApple OSS Distributions {
18*c54f35caSApple OSS Distributions 	T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
19*c54f35caSApple OSS Distributions 
20*c54f35caSApple OSS Distributions 	{
21*c54f35caSApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], static_cast<std::size_t>(0));
22*c54f35caSApple OSS Distributions 		T* data = view.data();
23*c54f35caSApple OSS Distributions 		CHECK(data == &array[0]);
24*c54f35caSApple OSS Distributions 	}
25*c54f35caSApple OSS Distributions 	{
26*c54f35caSApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 1);
27*c54f35caSApple OSS Distributions 		T* data = view.data();
28*c54f35caSApple OSS Distributions 		CHECK(data == &array[0]);
29*c54f35caSApple OSS Distributions 	}
30*c54f35caSApple OSS Distributions 
31*c54f35caSApple OSS Distributions 	{
32*c54f35caSApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[1], 2);
33*c54f35caSApple OSS Distributions 		T* data = view.data();
34*c54f35caSApple OSS Distributions 		CHECK(data == &array[1]);
35*c54f35caSApple OSS Distributions 	}
36*c54f35caSApple OSS Distributions 	{
37*c54f35caSApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[2], 2);
38*c54f35caSApple OSS Distributions 		T* data = view.data();
39*c54f35caSApple OSS Distributions 		CHECK(data == &array[2]);
40*c54f35caSApple OSS Distributions 	}
41*c54f35caSApple OSS Distributions }
42*c54f35caSApple OSS Distributions 
43*c54f35caSApple OSS Distributions T_DECL(data, "bounded_array_ref.data") {
44*c54f35caSApple OSS Distributions 	tests<T>();
45*c54f35caSApple OSS Distributions 	tests<T const>();
46*c54f35caSApple OSS Distributions }
47