xref: /xnu-10063.121.3/tests/safe_allocation_src/usage.two_dimensions.cpp (revision 2c2f96dc2b9a4408a43d3150ae9c105355ca3daa)
1*2c2f96dcSApple OSS Distributions //
2*2c2f96dcSApple OSS Distributions // Make sure `safe_allocation` can be used to create a two-dimensional array.
3*2c2f96dcSApple OSS Distributions //
4*2c2f96dcSApple OSS Distributions // Note that we don't really recommend using that representation for two
5*2c2f96dcSApple OSS Distributions // dimensional arrays because other representations are better, but it
6*2c2f96dcSApple OSS Distributions // should at least work.
7*2c2f96dcSApple OSS Distributions //
8*2c2f96dcSApple OSS Distributions 
9*2c2f96dcSApple OSS Distributions #include <libkern/c++/safe_allocation.h>
10*2c2f96dcSApple OSS Distributions #include <darwintest.h>
11*2c2f96dcSApple OSS Distributions #include "test_utils.h"
12*2c2f96dcSApple OSS Distributions 
13*2c2f96dcSApple OSS Distributions struct T {
14*2c2f96dcSApple OSS Distributions 	int i;
15*2c2f96dcSApple OSS Distributions };
16*2c2f96dcSApple OSS Distributions 
17*2c2f96dcSApple OSS Distributions template <typename T>
18*2c2f96dcSApple OSS Distributions static void
tests()19*2c2f96dcSApple OSS Distributions tests()
20*2c2f96dcSApple OSS Distributions {
21*2c2f96dcSApple OSS Distributions 	test_safe_allocation<test_safe_allocation<int> > array(10, libkern::allocate_memory);
22*2c2f96dcSApple OSS Distributions 
23*2c2f96dcSApple OSS Distributions 	for (int i = 0; i < 10; i++) {
24*2c2f96dcSApple OSS Distributions 		array[i] = test_safe_allocation<int>(10, libkern::allocate_memory);
25*2c2f96dcSApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
26*2c2f96dcSApple OSS Distributions 			array[i][j] = i + j;
27*2c2f96dcSApple OSS Distributions 		}
28*2c2f96dcSApple OSS Distributions 	}
29*2c2f96dcSApple OSS Distributions 
30*2c2f96dcSApple OSS Distributions 	for (int i = 0; i < 10; i++) {
31*2c2f96dcSApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
32*2c2f96dcSApple OSS Distributions 			CHECK(array[i][j] == i + j);
33*2c2f96dcSApple OSS Distributions 		}
34*2c2f96dcSApple OSS Distributions 	}
35*2c2f96dcSApple OSS Distributions }
36*2c2f96dcSApple OSS Distributions 
37*2c2f96dcSApple OSS Distributions T_DECL(usage_two_dimensions, "safe_allocation.usage.two_dimensions") {
38*2c2f96dcSApple OSS Distributions 	tests<T>();
39*2c2f96dcSApple OSS Distributions }
40