flash-attention/csrc/cutlass/test/unit/substrate/dependent_false.cpp

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#include "cutlass_unit_test.h"

#include <cutlass/trace.h>
#include "cutlass/detail/dependent_false.hpp"

namespace { // (anonymous)

template<class ... Args>
void test_dependent_bool_value()
{
  static_assert(cutlass::detail::dependent_bool_value<true, Args...> == true);
  static_assert(cutlass::detail::dependent_bool_value<false, Args...> == false);
}

template<class ... Args>
void test_dependent_false()
{
  static_assert(cutlass::detail::dependent_false<Args...> == false);
}

template<class ... Args>
void test_all()
{
  test_dependent_bool_value<Args...>();
  test_dependent_false<Args...>();
}

// Types to use in Args
struct Type0 {};
struct Type1 {};
struct Type2 {};

} // end namespace (anonymous)

TEST(LibcudacxxNext, DependentBoolValue)
{
  CUTLASS_TRACE_HOST("-------------------------------");
  CUTLASS_TRACE_HOST("dependent_bool_value");
  CUTLASS_TRACE_HOST("-------------------------------");

  test_dependent_bool_value<int>();
  test_dependent_bool_value<float>();
  test_dependent_bool_value<int, float>();
  test_dependent_bool_value<Type0, int, float, Type1, float, int, Type2>();
}

TEST(LibcudacxxNext, DependentFalse)
{
  CUTLASS_TRACE_HOST("-------------------------------");
  CUTLASS_TRACE_HOST("dependent_false");
  CUTLASS_TRACE_HOST("-------------------------------");

  test_dependent_false<int>();
  test_dependent_false<float>();
  test_dependent_false<int, float>();
  test_dependent_false<Type0, int, float, Type1, float, int, Type2>();
}