tests/bounded_array_src/ctor.aggregate_init.cpp

   1 //
   2 // Tests for
   3 //  aggregate-initialization of `bounded_array`
   4 //
   5
   6 #include <libkern/c++/bounded_array.h>
   7 #include <darwintest.h>
   8 #include <darwintest_utils.h>
   9 #include "test_policy.h"
  10
  11 struct T {
  12         T() : i(4)
  13         {
  14         }
  15         T(int k) : i(k)
  16         {
  17         }
  18         int i;
  19         friend bool
  20         operator==(T const& a, T const& b)
  21         {
  22                 return a.i == b.i;
  23         }
  24 };
  25
  26 template <typename T>
  27 static void
  28 tests()
  29 {
  30         {
  31                 test_bounded_array<T, 5> array = {T(1), T(2), T(3), T(4), T(5)};
  32                 CHECK(array.size() == 5);
  33                 CHECK(array[0] == T(1));
  34                 CHECK(array[1] == T(2));
  35                 CHECK(array[2] == T(3));
  36                 CHECK(array[3] == T(4));
  37                 CHECK(array[4] == T(5));
  38         }
  39
  40         {
  41                 test_bounded_array<T, 5> array{T(1), T(2), T(3), T(4), T(5)};
  42                 CHECK(array.size() == 5);
  43                 CHECK(array[0] == T(1));
  44                 CHECK(array[1] == T(2));
  45                 CHECK(array[2] == T(3));
  46                 CHECK(array[3] == T(4));
  47                 CHECK(array[4] == T(5));
  48         }
  49
  50         // Check with a 0-sized array
  51         {
  52                 test_bounded_array<T, 0> array = {};
  53                 CHECK(array.size() == 0);
  54         }
  55 }
  56
  57 T_DECL(ctor_aggregate_init, "bounded_array.ctor.aggregate_init") {
  58         tests<T>();
  59 }