xref: /xnu-8796.141.3/tests/safe_allocation_src/usage.two_dimensions.cpp (revision 1b191cb58250d0705d8a51287127505aa4bc0789)
1*1b191cb5SApple OSS Distributions //
2*1b191cb5SApple OSS Distributions // Make sure `safe_allocation` can be used to create a two-dimensional array.
3*1b191cb5SApple OSS Distributions //
4*1b191cb5SApple OSS Distributions // Note that we don't really recommend using that representation for two
5*1b191cb5SApple OSS Distributions // dimensional arrays because other representations are better, but it
6*1b191cb5SApple OSS Distributions // should at least work.
7*1b191cb5SApple OSS Distributions //
8*1b191cb5SApple OSS Distributions 
9*1b191cb5SApple OSS Distributions #include <libkern/c++/safe_allocation.h>
10*1b191cb5SApple OSS Distributions #include <darwintest.h>
11*1b191cb5SApple OSS Distributions #include "test_utils.h"
12*1b191cb5SApple OSS Distributions 
13*1b191cb5SApple OSS Distributions struct T {
14*1b191cb5SApple OSS Distributions 	int i;
15*1b191cb5SApple OSS Distributions };
16*1b191cb5SApple OSS Distributions 
17*1b191cb5SApple OSS Distributions template <typename T>
18*1b191cb5SApple OSS Distributions static void
tests()19*1b191cb5SApple OSS Distributions tests()
20*1b191cb5SApple OSS Distributions {
21*1b191cb5SApple OSS Distributions 	test_safe_allocation<test_safe_allocation<int> > array(10, libkern::allocate_memory);
22*1b191cb5SApple OSS Distributions 
23*1b191cb5SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
24*1b191cb5SApple OSS Distributions 		array[i] = test_safe_allocation<int>(10, libkern::allocate_memory);
25*1b191cb5SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
26*1b191cb5SApple OSS Distributions 			array[i][j] = i + j;
27*1b191cb5SApple OSS Distributions 		}
28*1b191cb5SApple OSS Distributions 	}
29*1b191cb5SApple OSS Distributions 
30*1b191cb5SApple OSS Distributions 	for (int i = 0; i < 10; i++) {
31*1b191cb5SApple OSS Distributions 		for (int j = 0; j < 10; ++j) {
32*1b191cb5SApple OSS Distributions 			CHECK(array[i][j] == i + j);
33*1b191cb5SApple OSS Distributions 		}
34*1b191cb5SApple OSS Distributions 	}
35*1b191cb5SApple OSS Distributions }
36*1b191cb5SApple OSS Distributions 
37*1b191cb5SApple OSS Distributions T_DECL(usage_two_dimensions, "safe_allocation.usage.two_dimensions") {
38*1b191cb5SApple OSS Distributions 	tests<T>();
39*1b191cb5SApple OSS Distributions }
40