xref: /xnu-8020.140.41/tests/safe_allocation_src/usage.two_dimensions.cpp (revision 27b03b360a988dfd3dfdf34262bb0042026747cc)
1*27b03b36SApple OSS Distributions //
2*27b03b36SApple OSS Distributions // Make sure `safe_allocation` can be used to create a two-dimensional array.
3*27b03b36SApple OSS Distributions //
4*27b03b36SApple OSS Distributions // Note that we don't really recommend using that representation for two
5*27b03b36SApple OSS Distributions // dimensional arrays because other representations are better, but it
6*27b03b36SApple OSS Distributions // should at least work.
7*27b03b36SApple OSS Distributions //
8*27b03b36SApple OSS Distributions 
9*27b03b36SApple OSS Distributions #include <libkern/c++/safe_allocation.h>
10*27b03b36SApple OSS Distributions #include <darwintest.h>
11*27b03b36SApple OSS Distributions #include "test_utils.h"
12*27b03b36SApple OSS Distributions 
13*27b03b36SApple OSS Distributions struct T {
14*27b03b36SApple OSS Distributions 	int i;
15*27b03b36SApple OSS Distributions };
16*27b03b36SApple OSS Distributions 
17*27b03b36SApple OSS Distributions template <typename T>
18*27b03b36SApple OSS Distributions static void
tests()19*27b03b36SApple OSS Distributions tests()
20*27b03b36SApple OSS Distributions {
21*27b03b36SApple OSS Distributions 	test_safe_allocation<test_safe_allocation<int> > array(10, libkern::allocate_memory);
22*27b03b36SApple OSS Distributions 
23*27b03b36SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
24*27b03b36SApple OSS Distributions 		array[i] = test_safe_allocation<int>(10, libkern::allocate_memory);
25*27b03b36SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
26*27b03b36SApple OSS Distributions 			array[i][j] = i + j;
27*27b03b36SApple OSS Distributions 		}
28*27b03b36SApple OSS Distributions 	}
29*27b03b36SApple OSS Distributions 
30*27b03b36SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
31*27b03b36SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
32*27b03b36SApple OSS Distributions 			CHECK(array[i][j] == i + j);
33*27b03b36SApple OSS Distributions 		}
34*27b03b36SApple OSS Distributions 	}
35*27b03b36SApple OSS Distributions }
36*27b03b36SApple OSS Distributions 
37*27b03b36SApple OSS Distributions T_DECL(usage_two_dimensions, "safe_allocation.usage.two_dimensions") {
38*27b03b36SApple OSS Distributions 	tests<T>();
39*27b03b36SApple OSS Distributions }
40