tests/bounded_array_src/data.cpp

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