1*bb611c8fSApple OSS Distributions //
2*bb611c8fSApple OSS Distributions // Tests for
3*bb611c8fSApple OSS Distributions //  safe_allocation(std::nullptr_t);
4*bb611c8fSApple OSS Distributions //
5*bb611c8fSApple OSS Distributions 
6*bb611c8fSApple OSS Distributions #include <libkern/c++/safe_allocation.h>
7*bb611c8fSApple OSS Distributions #include <darwintest.h>
8*bb611c8fSApple OSS Distributions #include "test_utils.h"
9*bb611c8fSApple OSS Distributions 
10*bb611c8fSApple OSS Distributions struct T {
11*bb611c8fSApple OSS Distributions 	int i;
12*bb611c8fSApple OSS Distributions };
13*bb611c8fSApple OSS Distributions 
14*bb611c8fSApple OSS Distributions template <typename T>
15*bb611c8fSApple OSS Distributions static void
16*bb611c8fSApple OSS Distributions tests()
17*bb611c8fSApple OSS Distributions {
18*bb611c8fSApple OSS Distributions 	{
19*bb611c8fSApple OSS Distributions 		test_safe_allocation<T> array(nullptr);
20*bb611c8fSApple OSS Distributions 		CHECK(array.data() == nullptr);
21*bb611c8fSApple OSS Distributions 		CHECK(array.size() == 0);
22*bb611c8fSApple OSS Distributions 		CHECK(array.begin() == array.end());
23*bb611c8fSApple OSS Distributions 	}
24*bb611c8fSApple OSS Distributions 	{
25*bb611c8fSApple OSS Distributions 		test_safe_allocation<T> array{nullptr};
26*bb611c8fSApple OSS Distributions 		CHECK(array.data() == nullptr);
27*bb611c8fSApple OSS Distributions 		CHECK(array.size() == 0);
28*bb611c8fSApple OSS Distributions 		CHECK(array.begin() == array.end());
29*bb611c8fSApple OSS Distributions 	}
30*bb611c8fSApple OSS Distributions 	{
31*bb611c8fSApple OSS Distributions 		test_safe_allocation<T> array = nullptr;
32*bb611c8fSApple OSS Distributions 		CHECK(array.data() == nullptr);
33*bb611c8fSApple OSS Distributions 		CHECK(array.size() == 0);
34*bb611c8fSApple OSS Distributions 		CHECK(array.begin() == array.end());
35*bb611c8fSApple OSS Distributions 	}
36*bb611c8fSApple OSS Distributions 	{
37*bb611c8fSApple OSS Distributions 		auto f = [](test_safe_allocation<T> array) {
38*bb611c8fSApple OSS Distributions 			    CHECK(array.data() == nullptr);
39*bb611c8fSApple OSS Distributions 			    CHECK(array.size() == 0);
40*bb611c8fSApple OSS Distributions 			    CHECK(array.begin() == array.end());
41*bb611c8fSApple OSS Distributions 		    };
42*bb611c8fSApple OSS Distributions 		f(nullptr);
43*bb611c8fSApple OSS Distributions 	}
44*bb611c8fSApple OSS Distributions }
45*bb611c8fSApple OSS Distributions 
46*bb611c8fSApple OSS Distributions T_DECL(ctor_nullptr, "safe_allocation.ctor.nullptr") {
47*bb611c8fSApple OSS Distributions 	tests<T>();
48*bb611c8fSApple OSS Distributions 	tests<T const>();
49*bb611c8fSApple OSS Distributions }
50