xref: /xnu-11417.121.6/tests/safe_allocation_src/data.cpp (revision a1e26a70f38d1d7daa7b49b258e2f8538ad81650)
1*a1e26a70SApple OSS Distributions //
2*a1e26a70SApple OSS Distributions // Tests for
3*a1e26a70SApple OSS Distributions //      T* data();
4*a1e26a70SApple OSS Distributions //      T const* data() const;
5*a1e26a70SApple OSS Distributions //
6*a1e26a70SApple OSS Distributions 
7*a1e26a70SApple OSS Distributions #include <libkern/c++/safe_allocation.h>
8*a1e26a70SApple OSS Distributions #include <darwintest.h>
9*a1e26a70SApple OSS Distributions #include "test_utils.h"
10*a1e26a70SApple OSS Distributions 
11*a1e26a70SApple OSS Distributions struct T {
12*a1e26a70SApple OSS Distributions 	int i;
13*a1e26a70SApple OSS Distributions };
14*a1e26a70SApple OSS Distributions 
15*a1e26a70SApple OSS Distributions template <typename T>
16*a1e26a70SApple OSS Distributions static void
tests()17*a1e26a70SApple OSS Distributions tests()
18*a1e26a70SApple OSS Distributions {
19*a1e26a70SApple OSS Distributions 	{
20*a1e26a70SApple OSS Distributions 		test_safe_allocation<T> array(10, libkern::allocate_memory);
21*a1e26a70SApple OSS Distributions 		CHECK(array.data() != nullptr);
22*a1e26a70SApple OSS Distributions 	}
23*a1e26a70SApple OSS Distributions 	{
24*a1e26a70SApple OSS Distributions 		T* memory = reinterpret_cast<T*>(malloc_allocator::allocate(10 * sizeof(T)));
25*a1e26a70SApple OSS Distributions 		test_safe_allocation<T> array(memory, 10, libkern::adopt_memory);
26*a1e26a70SApple OSS Distributions 		T* data = array.data();
27*a1e26a70SApple OSS Distributions 		CHECK(data == memory);
28*a1e26a70SApple OSS Distributions 	}
29*a1e26a70SApple OSS Distributions 	{
30*a1e26a70SApple OSS Distributions 		T* memory = reinterpret_cast<T*>(malloc_allocator::allocate(10 * sizeof(T)));
31*a1e26a70SApple OSS Distributions 		test_safe_allocation<T> const array(memory, 10, libkern::adopt_memory);
32*a1e26a70SApple OSS Distributions 		T const* data = array.data();
33*a1e26a70SApple OSS Distributions 		CHECK(data == memory);
34*a1e26a70SApple OSS Distributions 	}
35*a1e26a70SApple OSS Distributions }
36*a1e26a70SApple OSS Distributions 
37*a1e26a70SApple OSS Distributions T_DECL(data, "safe_allocation.data", T_META_TAG_VM_PREFERRED) {
38*a1e26a70SApple OSS Distributions 	tests<T>();
39*a1e26a70SApple OSS Distributions 	tests<T const>();
40*a1e26a70SApple OSS Distributions }
41