xref: /xnu-11215.1.10/tests/bounded_array_ref_src/for_loop.cpp (revision 8d741a5de7ff4191bf97d57b9f54c2f6d4a15585)
1*8d741a5dSApple OSS Distributions //
2*8d741a5dSApple OSS Distributions // Make sure `bounded_array_ref` works nicely with the range-based for-loop.
3*8d741a5dSApple OSS Distributions //
4*8d741a5dSApple OSS Distributions 
5*8d741a5dSApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
6*8d741a5dSApple OSS Distributions #include <darwintest.h>
7*8d741a5dSApple OSS Distributions #include "test_policy.h"
8*8d741a5dSApple OSS Distributions 
9*8d741a5dSApple OSS Distributions struct T {
10*8d741a5dSApple OSS Distributions 	int i;
11*8d741a5dSApple OSS Distributions };
12*8d741a5dSApple OSS Distributions 
13*8d741a5dSApple OSS Distributions template <typename T>
14*8d741a5dSApple OSS Distributions static void
tests()15*8d741a5dSApple OSS Distributions tests()
16*8d741a5dSApple OSS Distributions {
17*8d741a5dSApple OSS Distributions 	T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
18*8d741a5dSApple OSS Distributions 	test_bounded_array_ref<T> view(array);
19*8d741a5dSApple OSS Distributions 	for (T& element : view) {
20*8d741a5dSApple OSS Distributions 		element = T{3};
21*8d741a5dSApple OSS Distributions 	}
22*8d741a5dSApple OSS Distributions 
23*8d741a5dSApple OSS Distributions 	for (T const& element : view) {
24*8d741a5dSApple OSS Distributions 		CHECK(element.i == 3);
25*8d741a5dSApple OSS Distributions 	}
26*8d741a5dSApple OSS Distributions }
27*8d741a5dSApple OSS Distributions 
28*8d741a5dSApple OSS Distributions T_DECL(for_loop, "bounded_array_ref.for_loop", T_META_TAG_VM_PREFERRED) {
29*8d741a5dSApple OSS Distributions 	tests<T>();
30*8d741a5dSApple OSS Distributions }
31