xref: /xnu-10063.101.15/tests/bounded_array_ref_src/for_loop.cpp (revision 94d3b452840153a99b38a3a9659680b2a006908e)
1*94d3b452SApple OSS Distributions //
2*94d3b452SApple OSS Distributions // Make sure `bounded_array_ref` works nicely with the range-based for-loop.
3*94d3b452SApple OSS Distributions //
4*94d3b452SApple OSS Distributions 
5*94d3b452SApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
6*94d3b452SApple OSS Distributions #include <darwintest.h>
7*94d3b452SApple OSS Distributions #include "test_policy.h"
8*94d3b452SApple OSS Distributions 
9*94d3b452SApple OSS Distributions struct T {
10*94d3b452SApple OSS Distributions 	int i;
11*94d3b452SApple OSS Distributions };
12*94d3b452SApple OSS Distributions 
13*94d3b452SApple OSS Distributions template <typename T>
14*94d3b452SApple OSS Distributions static void
tests()15*94d3b452SApple OSS Distributions tests()
16*94d3b452SApple OSS Distributions {
17*94d3b452SApple OSS Distributions 	T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
18*94d3b452SApple OSS Distributions 	test_bounded_array_ref<T> view(array);
19*94d3b452SApple OSS Distributions 	for (T& element : view) {
20*94d3b452SApple OSS Distributions 		element = T{3};
21*94d3b452SApple OSS Distributions 	}
22*94d3b452SApple OSS Distributions 
23*94d3b452SApple OSS Distributions 	for (T const& element : view) {
24*94d3b452SApple OSS Distributions 		CHECK(element.i == 3);
25*94d3b452SApple OSS Distributions 	}
26*94d3b452SApple OSS Distributions }
27*94d3b452SApple OSS Distributions 
28*94d3b452SApple OSS Distributions T_DECL(for_loop, "bounded_array_ref.for_loop") {
29*94d3b452SApple OSS Distributions 	tests<T>();
30*94d3b452SApple OSS Distributions }
31