Files
lammps/lib/kokkos/core/unit_test/TestSwap.hpp
2024-04-05 08:20:57 -06:00

69 lines
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C++

//@HEADER
// ************************************************************************
//
// Kokkos v. 4.0
// Copyright (2022) National Technology & Engineering
// Solutions of Sandia, LLC (NTESS).
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
// See https://kokkos.org/LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//@HEADER
#include <gtest/gtest.h>
#include <Kokkos_Core.hpp>
#include <type_traits>
#include <utility>
namespace {
template <class ExecutionSpace>
struct TestSwap {
KOKKOS_FUNCTION void operator()(int, int& err) const {
{
int a = 1;
int b = 2;
Kokkos::kokkos_swap(a, b);
if (!(a == 2 && b == 1)) {
Kokkos::printf("Failed Kokkos::kokkos_swap(int, int)\n");
++err;
}
}
{
float a = 1;
float b = 2;
Kokkos::kokkos_swap(a, b);
if (!(a == 2 && b == 1)) {
Kokkos::printf("Failed Kokkos::kokkos_swap(float, float)\n");
++err;
}
}
{
int a[3] = {1, 2, 3};
int b[3] = {4, 5, 6};
Kokkos::kokkos_swap(a, b);
if (!(a[0] == 4 && a[1] == 5 && a[2] == 6 && b[0] == 1 && b[1] == 2 &&
b[2] == 3)) {
Kokkos::printf("Failed Kokkos::kokkos_swap(int[3], int[3])\n");
++err;
}
}
}
TestSwap() {
int errors;
Kokkos::parallel_reduce(
"TestSwap", Kokkos::RangePolicy<ExecutionSpace>(0, 1), *this, errors);
EXPECT_EQ(errors, 0);
}
};
TEST(TEST_CATEGORY, kokkos_swap) { TestSwap<TEST_EXECSPACE>(); }
} // namespace