xref: /xnu-12377.1.9/tests/bounded_array_ref_src/operator.bool.cpp (revision f6217f891ac0bb64f3d375211650a4c1ff8ca1ea)
1*f6217f89SApple OSS Distributions //
2*f6217f89SApple OSS Distributions // Tests for
3*f6217f89SApple OSS Distributions //  explicit operator bool() const;
4*f6217f89SApple OSS Distributions //
5*f6217f89SApple OSS Distributions 
6*f6217f89SApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
7*f6217f89SApple OSS Distributions #include "test_policy.h"
8*f6217f89SApple OSS Distributions #include <darwintest.h>
9*f6217f89SApple OSS Distributions #include <darwintest_utils.h>
10*f6217f89SApple OSS Distributions 
11*f6217f89SApple OSS Distributions struct T { int i; };
12*f6217f89SApple OSS Distributions 
13*f6217f89SApple OSS Distributions template <typename T>
14*f6217f89SApple OSS Distributions static void
tests()15*f6217f89SApple OSS Distributions tests()
16*f6217f89SApple OSS Distributions {
17*f6217f89SApple OSS Distributions 	{
18*f6217f89SApple OSS Distributions 		test_bounded_array_ref<T> const view;
19*f6217f89SApple OSS Distributions 		if (view) {
20*f6217f89SApple OSS Distributions 			CHECK(false);
21*f6217f89SApple OSS Distributions 		}
22*f6217f89SApple OSS Distributions 		CHECK(!view);
23*f6217f89SApple OSS Distributions 	}
24*f6217f89SApple OSS Distributions 	{
25*f6217f89SApple OSS Distributions 		T array[5] = {};
26*f6217f89SApple OSS Distributions 		test_bounded_array_ref<T> const view(array);
27*f6217f89SApple OSS Distributions 		if (view) {
28*f6217f89SApple OSS Distributions 		} else {
29*f6217f89SApple OSS Distributions 			CHECK(false);
30*f6217f89SApple OSS Distributions 		}
31*f6217f89SApple OSS Distributions 		CHECK(!!view);
32*f6217f89SApple OSS Distributions 	}
33*f6217f89SApple OSS Distributions }
34*f6217f89SApple OSS Distributions 
35*f6217f89SApple OSS Distributions T_DECL(operator_bool, "bounded_array_ref.operator.bool", T_META_TAG_VM_PREFERRED) {
36*f6217f89SApple OSS Distributions 	tests<T>();
37*f6217f89SApple OSS Distributions 	tests<T const>();
38*f6217f89SApple OSS Distributions }
39