xref: /xnu-8020.101.4/tests/bounded_array_ref_src/size.cpp (revision e7776783b89a353188416a9a346c6cdb4928faad)
1*e7776783SApple OSS Distributions //
2*e7776783SApple OSS Distributions // Tests for
3*e7776783SApple OSS Distributions //  size_t size() const;
4*e7776783SApple OSS Distributions //
5*e7776783SApple OSS Distributions 
6*e7776783SApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
7*e7776783SApple OSS Distributions #include "test_policy.h"
8*e7776783SApple OSS Distributions #include <cstddef>
9*e7776783SApple OSS Distributions #include <darwintest.h>
10*e7776783SApple OSS Distributions #include <darwintest_utils.h>
11*e7776783SApple OSS Distributions 
12*e7776783SApple OSS Distributions struct T { int i; };
13*e7776783SApple OSS Distributions 
14*e7776783SApple OSS Distributions template <typename T>
15*e7776783SApple OSS Distributions static void
tests()16*e7776783SApple OSS Distributions tests()
17*e7776783SApple OSS Distributions {
18*e7776783SApple OSS Distributions 	T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
19*e7776783SApple OSS Distributions 
20*e7776783SApple OSS Distributions 	{
21*e7776783SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], static_cast<std::size_t>(0));
22*e7776783SApple OSS Distributions 		std::size_t size = view.size();
23*e7776783SApple OSS Distributions 		CHECK(size == 0);
24*e7776783SApple OSS Distributions 	}
25*e7776783SApple OSS Distributions 	{
26*e7776783SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 1);
27*e7776783SApple OSS Distributions 		std::size_t size = view.size();
28*e7776783SApple OSS Distributions 		CHECK(size == 1);
29*e7776783SApple OSS Distributions 	}
30*e7776783SApple OSS Distributions 	{
31*e7776783SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 2);
32*e7776783SApple OSS Distributions 		std::size_t size = view.size();
33*e7776783SApple OSS Distributions 		CHECK(size == 2);
34*e7776783SApple OSS Distributions 	}
35*e7776783SApple OSS Distributions 	{
36*e7776783SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 5);
37*e7776783SApple OSS Distributions 		std::size_t size = view.size();
38*e7776783SApple OSS Distributions 		CHECK(size == 5);
39*e7776783SApple OSS Distributions 	}
40*e7776783SApple OSS Distributions }
41*e7776783SApple OSS Distributions 
42*e7776783SApple OSS Distributions T_DECL(size, "bounded_array_ref.size") {
43*e7776783SApple OSS Distributions 	tests<T>();
44*e7776783SApple OSS Distributions 	tests<T const>();
45*e7776783SApple OSS Distributions }
46