xref: /xnu-8020.140.41/tests/bounded_array_ref_src/size.cpp (revision 27b03b360a988dfd3dfdf34262bb0042026747cc)
1*27b03b36SApple OSS Distributions //
2*27b03b36SApple OSS Distributions // Tests for
3*27b03b36SApple OSS Distributions //  size_t size() const;
4*27b03b36SApple OSS Distributions //
5*27b03b36SApple OSS Distributions 
6*27b03b36SApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
7*27b03b36SApple OSS Distributions #include "test_policy.h"
8*27b03b36SApple OSS Distributions #include <cstddef>
9*27b03b36SApple OSS Distributions #include <darwintest.h>
10*27b03b36SApple OSS Distributions #include <darwintest_utils.h>
11*27b03b36SApple OSS Distributions 
12*27b03b36SApple OSS Distributions struct T { int i; };
13*27b03b36SApple OSS Distributions 
14*27b03b36SApple OSS Distributions template <typename T>
15*27b03b36SApple OSS Distributions static void
tests()16*27b03b36SApple OSS Distributions tests()
17*27b03b36SApple OSS Distributions {
18*27b03b36SApple OSS Distributions 	T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
19*27b03b36SApple OSS Distributions 
20*27b03b36SApple OSS Distributions 	{
21*27b03b36SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], static_cast<std::size_t>(0));
22*27b03b36SApple OSS Distributions 		std::size_t size = view.size();
23*27b03b36SApple OSS Distributions 		CHECK(size == 0);
24*27b03b36SApple OSS Distributions 	}
25*27b03b36SApple OSS Distributions 	{
26*27b03b36SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 1);
27*27b03b36SApple OSS Distributions 		std::size_t size = view.size();
28*27b03b36SApple OSS Distributions 		CHECK(size == 1);
29*27b03b36SApple OSS Distributions 	}
30*27b03b36SApple OSS Distributions 	{
31*27b03b36SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 2);
32*27b03b36SApple OSS Distributions 		std::size_t size = view.size();
33*27b03b36SApple OSS Distributions 		CHECK(size == 2);
34*27b03b36SApple OSS Distributions 	}
35*27b03b36SApple OSS Distributions 	{
36*27b03b36SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 5);
37*27b03b36SApple OSS Distributions 		std::size_t size = view.size();
38*27b03b36SApple OSS Distributions 		CHECK(size == 5);
39*27b03b36SApple OSS Distributions 	}
40*27b03b36SApple OSS Distributions }
41*27b03b36SApple OSS Distributions 
42*27b03b36SApple OSS Distributions T_DECL(size, "bounded_array_ref.size") {
43*27b03b36SApple OSS Distributions 	tests<T>();
44*27b03b36SApple OSS Distributions 	tests<T const>();
45*27b03b36SApple OSS Distributions }
46