xref: /xnu-8019.80.24/tests/safe_allocation_src/usage.two_dimensions.cpp (revision a325d9c4a84054e40bbe985afedcb50ab80993ea)
1*a325d9c4SApple OSS Distributions //
2*a325d9c4SApple OSS Distributions // Make sure `safe_allocation` can be used to create a two-dimensional array.
3*a325d9c4SApple OSS Distributions //
4*a325d9c4SApple OSS Distributions // Note that we don't really recommend using that representation for two
5*a325d9c4SApple OSS Distributions // dimensional arrays because other representations are better, but it
6*a325d9c4SApple OSS Distributions // should at least work.
7*a325d9c4SApple OSS Distributions //
8*a325d9c4SApple OSS Distributions 
9*a325d9c4SApple OSS Distributions #include <libkern/c++/safe_allocation.h>
10*a325d9c4SApple OSS Distributions #include <darwintest.h>
11*a325d9c4SApple OSS Distributions #include "test_utils.h"
12*a325d9c4SApple OSS Distributions 
13*a325d9c4SApple OSS Distributions struct T {
14*a325d9c4SApple OSS Distributions 	int i;
15*a325d9c4SApple OSS Distributions };
16*a325d9c4SApple OSS Distributions 
17*a325d9c4SApple OSS Distributions template <typename T>
18*a325d9c4SApple OSS Distributions static void
tests()19*a325d9c4SApple OSS Distributions tests()
20*a325d9c4SApple OSS Distributions {
21*a325d9c4SApple OSS Distributions 	test_safe_allocation<test_safe_allocation<int> > array(10, libkern::allocate_memory);
22*a325d9c4SApple OSS Distributions 
23*a325d9c4SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
24*a325d9c4SApple OSS Distributions 		array[i] = test_safe_allocation<int>(10, libkern::allocate_memory);
25*a325d9c4SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
26*a325d9c4SApple OSS Distributions 			array[i][j] = i + j;
27*a325d9c4SApple OSS Distributions 		}
28*a325d9c4SApple OSS Distributions 	}
29*a325d9c4SApple OSS Distributions 
30*a325d9c4SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
31*a325d9c4SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
32*a325d9c4SApple OSS Distributions 			CHECK(array[i][j] == i + j);
33*a325d9c4SApple OSS Distributions 		}
34*a325d9c4SApple OSS Distributions 	}
35*a325d9c4SApple OSS Distributions }
36*a325d9c4SApple OSS Distributions 
37*a325d9c4SApple OSS Distributions T_DECL(usage_two_dimensions, "safe_allocation.usage.two_dimensions") {
38*a325d9c4SApple OSS Distributions 	tests<T>();
39*a325d9c4SApple OSS Distributions }
40