xref: /xnu-10002.61.3/tests/bounded_array_ref_src/for_loop.cpp (revision 0f4c859e951fba394238ab619495c4e1d54d0f34)
1*0f4c859eSApple OSS Distributions //
2*0f4c859eSApple OSS Distributions // Make sure `bounded_array_ref` works nicely with the range-based for-loop.
3*0f4c859eSApple OSS Distributions //
4*0f4c859eSApple OSS Distributions 
5*0f4c859eSApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
6*0f4c859eSApple OSS Distributions #include <darwintest.h>
7*0f4c859eSApple OSS Distributions #include "test_policy.h"
8*0f4c859eSApple OSS Distributions 
9*0f4c859eSApple OSS Distributions struct T {
10*0f4c859eSApple OSS Distributions 	int i;
11*0f4c859eSApple OSS Distributions };
12*0f4c859eSApple OSS Distributions 
13*0f4c859eSApple OSS Distributions template <typename T>
14*0f4c859eSApple OSS Distributions static void
tests()15*0f4c859eSApple OSS Distributions tests()
16*0f4c859eSApple OSS Distributions {
17*0f4c859eSApple OSS Distributions 	T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
18*0f4c859eSApple OSS Distributions 	test_bounded_array_ref<T> view(array);
19*0f4c859eSApple OSS Distributions 	for (T& element : view) {
20*0f4c859eSApple OSS Distributions 		element = T{3};
21*0f4c859eSApple OSS Distributions 	}
22*0f4c859eSApple OSS Distributions 
23*0f4c859eSApple OSS Distributions 	for (T const& element : view) {
24*0f4c859eSApple OSS Distributions 		CHECK(element.i == 3);
25*0f4c859eSApple OSS Distributions 	}
26*0f4c859eSApple OSS Distributions }
27*0f4c859eSApple OSS Distributions 
28*0f4c859eSApple OSS Distributions T_DECL(for_loop, "bounded_array_ref.for_loop") {
29*0f4c859eSApple OSS Distributions 	tests<T>();
30*0f4c859eSApple OSS Distributions }
31