1 //
2 // Tests for
3 //  template <size_t N>
4 //  bounded_array_ref(T (&array)[N]);
5 //
6 
7 #include <libkern/c++/bounded_array_ref.h>
8 #include "test_policy.h"
9 #include <darwintest.h>
10 #include <darwintest_utils.h>
11 
12 struct T { int i; };
13 inline bool
operator ==(T const & a,T const & b)14 operator==(T const& a, T const& b)
15 {
16 	return a.i == b.i;
17 };
18 
19 template <typename T>
20 static void
tests()21 tests()
22 {
23 	{
24 		T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
25 		test_bounded_array_ref<T> view(array);
26 		CHECK(view.data() == &array[0]);
27 		CHECK(view.size() == 5);
28 		CHECK(view[0] == T{0});
29 		CHECK(view[1] == T{1});
30 		CHECK(view[2] == T{2});
31 		CHECK(view[3] == T{3});
32 		CHECK(view[4] == T{4});
33 	}
34 
35 	{
36 		T array[1] = {T{11}};
37 		test_bounded_array_ref<T> view(array);
38 		CHECK(view.data() == &array[0]);
39 		CHECK(view.size() == 1);
40 		CHECK(view[0] == T{11});
41 	}
42 
43 	// Also test implicit construction
44 	{
45 		T array[1] = {T{11}};
46 		test_bounded_array_ref<T> view = array;
47 		CHECK(view.data() == &array[0]);
48 		CHECK(view.size() == 1);
49 	}
50 	{
51 		T array[1] = {T{11}};
52 		auto check = [&array](test_bounded_array_ref<T> view) {
53 			    CHECK(view.data() == &array[0]);
54 			    CHECK(view.size() == 1);
55 		    };
56 		check(array);
57 	}
58 }
59 
60 T_DECL(ctor_C_array, "bounded_array_ref.ctor.C_array", T_META_TAG_VM_PREFERRED) {
61 	tests<T>();
62 }
63