xref: /xnu-11417.101.15/tests/safe_allocation_src/data.cpp (revision e3723e1f17661b24996789d8afc084c0c3303b26)
1*e3723e1fSApple OSS Distributions //
2*e3723e1fSApple OSS Distributions // Tests for
3*e3723e1fSApple OSS Distributions //      T* data();
4*e3723e1fSApple OSS Distributions //      T const* data() const;
5*e3723e1fSApple OSS Distributions //
6*e3723e1fSApple OSS Distributions 
7*e3723e1fSApple OSS Distributions #include <libkern/c++/safe_allocation.h>
8*e3723e1fSApple OSS Distributions #include <darwintest.h>
9*e3723e1fSApple OSS Distributions #include "test_utils.h"
10*e3723e1fSApple OSS Distributions 
11*e3723e1fSApple OSS Distributions struct T {
12*e3723e1fSApple OSS Distributions 	int i;
13*e3723e1fSApple OSS Distributions };
14*e3723e1fSApple OSS Distributions 
15*e3723e1fSApple OSS Distributions template <typename T>
16*e3723e1fSApple OSS Distributions static void
tests()17*e3723e1fSApple OSS Distributions tests()
18*e3723e1fSApple OSS Distributions {
19*e3723e1fSApple OSS Distributions 	{
20*e3723e1fSApple OSS Distributions 		test_safe_allocation<T> array(10, libkern::allocate_memory);
21*e3723e1fSApple OSS Distributions 		CHECK(array.data() != nullptr);
22*e3723e1fSApple OSS Distributions 	}
23*e3723e1fSApple OSS Distributions 	{
24*e3723e1fSApple OSS Distributions 		T* memory = reinterpret_cast<T*>(malloc_allocator::allocate(10 * sizeof(T)));
25*e3723e1fSApple OSS Distributions 		test_safe_allocation<T> array(memory, 10, libkern::adopt_memory);
26*e3723e1fSApple OSS Distributions 		T* data = array.data();
27*e3723e1fSApple OSS Distributions 		CHECK(data == memory);
28*e3723e1fSApple OSS Distributions 	}
29*e3723e1fSApple OSS Distributions 	{
30*e3723e1fSApple OSS Distributions 		T* memory = reinterpret_cast<T*>(malloc_allocator::allocate(10 * sizeof(T)));
31*e3723e1fSApple OSS Distributions 		test_safe_allocation<T> const array(memory, 10, libkern::adopt_memory);
32*e3723e1fSApple OSS Distributions 		T const* data = array.data();
33*e3723e1fSApple OSS Distributions 		CHECK(data == memory);
34*e3723e1fSApple OSS Distributions 	}
35*e3723e1fSApple OSS Distributions }
36*e3723e1fSApple OSS Distributions 
37*e3723e1fSApple OSS Distributions T_DECL(data, "safe_allocation.data", T_META_TAG_VM_PREFERRED) {
38*e3723e1fSApple OSS Distributions 	tests<T>();
39*e3723e1fSApple OSS Distributions 	tests<T const>();
40*e3723e1fSApple OSS Distributions }
41