xref: /xnu-8792.61.2/tests/safe_allocation_src/usage.two_dimensions.cpp (revision 42e220869062b56f8d7d0726fd4c88954f87902c)
1*42e22086SApple OSS Distributions //
2*42e22086SApple OSS Distributions // Make sure `safe_allocation` can be used to create a two-dimensional array.
3*42e22086SApple OSS Distributions //
4*42e22086SApple OSS Distributions // Note that we don't really recommend using that representation for two
5*42e22086SApple OSS Distributions // dimensional arrays because other representations are better, but it
6*42e22086SApple OSS Distributions // should at least work.
7*42e22086SApple OSS Distributions //
8*42e22086SApple OSS Distributions 
9*42e22086SApple OSS Distributions #include <libkern/c++/safe_allocation.h>
10*42e22086SApple OSS Distributions #include <darwintest.h>
11*42e22086SApple OSS Distributions #include "test_utils.h"
12*42e22086SApple OSS Distributions 
13*42e22086SApple OSS Distributions struct T {
14*42e22086SApple OSS Distributions 	int i;
15*42e22086SApple OSS Distributions };
16*42e22086SApple OSS Distributions 
17*42e22086SApple OSS Distributions template <typename T>
18*42e22086SApple OSS Distributions static void
tests()19*42e22086SApple OSS Distributions tests()
20*42e22086SApple OSS Distributions {
21*42e22086SApple OSS Distributions 	test_safe_allocation<test_safe_allocation<int> > array(10, libkern::allocate_memory);
22*42e22086SApple OSS Distributions 
23*42e22086SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
24*42e22086SApple OSS Distributions 		array[i] = test_safe_allocation<int>(10, libkern::allocate_memory);
25*42e22086SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
26*42e22086SApple OSS Distributions 			array[i][j] = i + j;
27*42e22086SApple OSS Distributions 		}
28*42e22086SApple OSS Distributions 	}
29*42e22086SApple OSS Distributions 
30*42e22086SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
31*42e22086SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
32*42e22086SApple OSS Distributions 			CHECK(array[i][j] == i + j);
33*42e22086SApple OSS Distributions 		}
34*42e22086SApple OSS Distributions 	}
35*42e22086SApple OSS Distributions }
36*42e22086SApple OSS Distributions 
37*42e22086SApple OSS Distributions T_DECL(usage_two_dimensions, "safe_allocation.usage.two_dimensions") {
38*42e22086SApple OSS Distributions 	tests<T>();
39*42e22086SApple OSS Distributions }
40