xref: /xnu-11417.121.6/tests/bounded_array_ref_src/operator.bool.cpp (revision a1e26a70f38d1d7daa7b49b258e2f8538ad81650)
1*a1e26a70SApple OSS Distributions //
2*a1e26a70SApple OSS Distributions // Tests for
3*a1e26a70SApple OSS Distributions //  explicit operator bool() const;
4*a1e26a70SApple OSS Distributions //
5*a1e26a70SApple OSS Distributions 
6*a1e26a70SApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
7*a1e26a70SApple OSS Distributions #include "test_policy.h"
8*a1e26a70SApple OSS Distributions #include <darwintest.h>
9*a1e26a70SApple OSS Distributions #include <darwintest_utils.h>
10*a1e26a70SApple OSS Distributions 
11*a1e26a70SApple OSS Distributions struct T { int i; };
12*a1e26a70SApple OSS Distributions 
13*a1e26a70SApple OSS Distributions template <typename T>
14*a1e26a70SApple OSS Distributions static void
tests()15*a1e26a70SApple OSS Distributions tests()
16*a1e26a70SApple OSS Distributions {
17*a1e26a70SApple OSS Distributions 	{
18*a1e26a70SApple OSS Distributions 		test_bounded_array_ref<T> const view;
19*a1e26a70SApple OSS Distributions 		if (view) {
20*a1e26a70SApple OSS Distributions 			CHECK(false);
21*a1e26a70SApple OSS Distributions 		}
22*a1e26a70SApple OSS Distributions 		CHECK(!view);
23*a1e26a70SApple OSS Distributions 	}
24*a1e26a70SApple OSS Distributions 	{
25*a1e26a70SApple OSS Distributions 		T array[5] = {};
26*a1e26a70SApple OSS Distributions 		test_bounded_array_ref<T> const view(array);
27*a1e26a70SApple OSS Distributions 		if (view) {
28*a1e26a70SApple OSS Distributions 		} else {
29*a1e26a70SApple OSS Distributions 			CHECK(false);
30*a1e26a70SApple OSS Distributions 		}
31*a1e26a70SApple OSS Distributions 		CHECK(!!view);
32*a1e26a70SApple OSS Distributions 	}
33*a1e26a70SApple OSS Distributions }
34*a1e26a70SApple OSS Distributions 
35*a1e26a70SApple OSS Distributions T_DECL(operator_bool, "bounded_array_ref.operator.bool", T_META_TAG_VM_PREFERRED) {
36*a1e26a70SApple OSS Distributions 	tests<T>();
37*a1e26a70SApple OSS Distributions 	tests<T const>();
38*a1e26a70SApple OSS Distributions }
39