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lammps/lib/kokkos/core/unit_test/TestInitializationSettings.cpp
2022-10-04 14:04:40 -06:00

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C++

/*
//@HEADER
// ************************************************************************
//
// Kokkos v. 3.0
// Copyright (2020) 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.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY NTESS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NTESS OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Christian R. Trott (crtrott@sandia.gov)
//
// ************************************************************************
//@HEADER
*/
#include <gtest/gtest.h>
#include <impl/Kokkos_InitializationSettings.hpp>
namespace {
#ifdef KOKKOS_ENABLE_DEPRECATED_CODE_3
void take_initialization_settings(Kokkos::InitializationSettings const&) {}
TEST(defaultdevicetype,
init_arguments_implicit_conversion_to_initialization_settings) {
Kokkos::InitArguments arguments;
take_initialization_settings(arguments); // check that conversion is implicit
arguments.device_id = 1;
arguments.tune_internals = true;
Kokkos::InitializationSettings settings{arguments};
EXPECT_FALSE(settings.has_num_threads());
EXPECT_TRUE(settings.has_device_id());
EXPECT_EQ(settings.get_device_id(), 1);
EXPECT_FALSE(settings.has_num_devices());
EXPECT_FALSE(settings.has_skip_device());
EXPECT_FALSE(settings.has_disable_warnings());
EXPECT_TRUE(settings.has_tune_internals());
EXPECT_TRUE(settings.get_tune_internals());
EXPECT_FALSE(settings.has_tools_help());
EXPECT_FALSE(settings.has_tools_libs());
EXPECT_FALSE(settings.has_tools_args());
}
#endif
TEST(defaultdevicetype, initialization_settings) {
auto const settings = Kokkos::InitializationSettings()
.set_num_threads(255)
.set_disable_warnings(false)
.set_tools_libs("my_custom_tool.so");
EXPECT_TRUE(settings.has_num_threads());
EXPECT_EQ(settings.get_num_threads(), 255);
EXPECT_FALSE(settings.has_device_id());
EXPECT_FALSE(settings.has_num_devices());
EXPECT_FALSE(settings.has_skip_device());
EXPECT_TRUE(settings.has_disable_warnings());
EXPECT_FALSE(settings.get_disable_warnings());
EXPECT_FALSE(settings.has_tune_internals());
EXPECT_FALSE(settings.has_tools_help());
EXPECT_TRUE(settings.has_tools_libs());
EXPECT_EQ(settings.get_tools_libs(), "my_custom_tool.so");
EXPECT_FALSE(settings.has_tools_args());
}
#define STATIC_ASSERT(...) static_assert(__VA_ARGS__, "") // FIXME C++17
constexpr bool test_initialization_settings_getter() {
#define CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(NAME, TYPE) \
STATIC_ASSERT(std::is_same< \
decltype(std::declval<Kokkos::InitializationSettings const&>() \
.has_##NAME()), \
bool>::value); \
STATIC_ASSERT(std::is_same< \
decltype(std::declval<Kokkos::InitializationSettings const&>() \
.get_##NAME()), \
TYPE>::value);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(num_threads, int);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(device_id, int);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(num_devices, int);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(skip_device, int);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(disable_warnings, bool);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(tune_internals, bool);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(tools_help, bool);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(tools_libs, std::string);
CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE(tools_args, std::string);
#undef CHECK_INITIALIZATION_SETTINGS_GETTER_RETURN_TYPE
return true;
}
STATIC_ASSERT(test_initialization_settings_getter());
STATIC_ASSERT(
std::is_default_constructible<Kokkos::InitializationSettings>::value);
} // namespace