xref: /xnu-8796.101.5/tests/safe_allocation_src/usage.two_dimensions.cpp (revision aca3beaa3dfbd42498b42c5e5ce20a938e6554e5)
1*aca3beaaSApple OSS Distributions //
2*aca3beaaSApple OSS Distributions // Make sure `safe_allocation` can be used to create a two-dimensional array.
3*aca3beaaSApple OSS Distributions //
4*aca3beaaSApple OSS Distributions // Note that we don't really recommend using that representation for two
5*aca3beaaSApple OSS Distributions // dimensional arrays because other representations are better, but it
6*aca3beaaSApple OSS Distributions // should at least work.
7*aca3beaaSApple OSS Distributions //
8*aca3beaaSApple OSS Distributions 
9*aca3beaaSApple OSS Distributions #include <libkern/c++/safe_allocation.h>
10*aca3beaaSApple OSS Distributions #include <darwintest.h>
11*aca3beaaSApple OSS Distributions #include "test_utils.h"
12*aca3beaaSApple OSS Distributions 
13*aca3beaaSApple OSS Distributions struct T {
14*aca3beaaSApple OSS Distributions 	int i;
15*aca3beaaSApple OSS Distributions };
16*aca3beaaSApple OSS Distributions 
17*aca3beaaSApple OSS Distributions template <typename T>
18*aca3beaaSApple OSS Distributions static void
tests()19*aca3beaaSApple OSS Distributions tests()
20*aca3beaaSApple OSS Distributions {
21*aca3beaaSApple OSS Distributions 	test_safe_allocation<test_safe_allocation<int> > array(10, libkern::allocate_memory);
22*aca3beaaSApple OSS Distributions 
23*aca3beaaSApple OSS Distributions 	for (int i = 0; i < 10; i++) {
24*aca3beaaSApple OSS Distributions 		array[i] = test_safe_allocation<int>(10, libkern::allocate_memory);
25*aca3beaaSApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
26*aca3beaaSApple OSS Distributions 			array[i][j] = i + j;
27*aca3beaaSApple OSS Distributions 		}
28*aca3beaaSApple OSS Distributions 	}
29*aca3beaaSApple OSS Distributions 
30*aca3beaaSApple OSS Distributions 	for (int i = 0; i < 10; i++) {
31*aca3beaaSApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
32*aca3beaaSApple OSS Distributions 			CHECK(array[i][j] == i + j);
33*aca3beaaSApple OSS Distributions 		}
34*aca3beaaSApple OSS Distributions 	}
35*aca3beaaSApple OSS Distributions }
36*aca3beaaSApple OSS Distributions 
37*aca3beaaSApple OSS Distributions T_DECL(usage_two_dimensions, "safe_allocation.usage.two_dimensions") {
38*aca3beaaSApple OSS Distributions 	tests<T>();
39*aca3beaaSApple OSS Distributions }
40