xref: /xnu-8792.41.9/tests/safe_allocation_src/usage.two_dimensions.cpp (revision 5c2921b07a2480ab43ec66f5b9e41cb872bc554f)
1*5c2921b0SApple OSS Distributions //
2*5c2921b0SApple OSS Distributions // Make sure `safe_allocation` can be used to create a two-dimensional array.
3*5c2921b0SApple OSS Distributions //
4*5c2921b0SApple OSS Distributions // Note that we don't really recommend using that representation for two
5*5c2921b0SApple OSS Distributions // dimensional arrays because other representations are better, but it
6*5c2921b0SApple OSS Distributions // should at least work.
7*5c2921b0SApple OSS Distributions //
8*5c2921b0SApple OSS Distributions 
9*5c2921b0SApple OSS Distributions #include <libkern/c++/safe_allocation.h>
10*5c2921b0SApple OSS Distributions #include <darwintest.h>
11*5c2921b0SApple OSS Distributions #include "test_utils.h"
12*5c2921b0SApple OSS Distributions 
13*5c2921b0SApple OSS Distributions struct T {
14*5c2921b0SApple OSS Distributions 	int i;
15*5c2921b0SApple OSS Distributions };
16*5c2921b0SApple OSS Distributions 
17*5c2921b0SApple OSS Distributions template <typename T>
18*5c2921b0SApple OSS Distributions static void
tests()19*5c2921b0SApple OSS Distributions tests()
20*5c2921b0SApple OSS Distributions {
21*5c2921b0SApple OSS Distributions 	test_safe_allocation<test_safe_allocation<int> > array(10, libkern::allocate_memory);
22*5c2921b0SApple OSS Distributions 
23*5c2921b0SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
24*5c2921b0SApple OSS Distributions 		array[i] = test_safe_allocation<int>(10, libkern::allocate_memory);
25*5c2921b0SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
26*5c2921b0SApple OSS Distributions 			array[i][j] = i + j;
27*5c2921b0SApple OSS Distributions 		}
28*5c2921b0SApple OSS Distributions 	}
29*5c2921b0SApple OSS Distributions 
30*5c2921b0SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
31*5c2921b0SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
32*5c2921b0SApple OSS Distributions 			CHECK(array[i][j] == i + j);
33*5c2921b0SApple OSS Distributions 		}
34*5c2921b0SApple OSS Distributions 	}
35*5c2921b0SApple OSS Distributions }
36*5c2921b0SApple OSS Distributions 
37*5c2921b0SApple OSS Distributions T_DECL(usage_two_dimensions, "safe_allocation.usage.two_dimensions") {
38*5c2921b0SApple OSS Distributions 	tests<T>();
39*5c2921b0SApple OSS Distributions }
40