context.hpp

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#ifndef KOKKOS_EXECUTION_TESTS_UTILS_CONTEXT_HPP
#define KOKKOS_EXECUTION_TESTS_UTILS_CONTEXT_HPP
 
#include "gtest/gtest.h"
 
#include "kokkos-execution/stdexec.hpp"
 
#include "Kokkos_Core.hpp"
 
#if defined(KOKKOS_EXECUTION_ENABLE_DEBUG_LOGGING)
#    include "plog/Formatters/TxtFormatter.h"
#    include "plog/Initializers/ConsoleInitializer.h"
#    include "plog/Log.h"
#endif
 
#include "kokkos-utils/tests/scoped/ExecutionSpace.hpp"
 
#include "tests/utils/kokkos.hpp"
 
namespace Tests::Utils {
 
template <template <typename> typename ContextType, Kokkos::ExecutionSpace Exec>
struct ContextTest
    : public virtual testing::Test
    , public Kokkos::utils::tests::scoped::ExecutionSpace<Exec> {
   public:
    using context_t = ContextType<Exec>;
    using scheduler_t = decltype(std::declval<const context_t>().get_scheduler());
    using schedule_sender_t = decltype(stdexec::schedule(std::declval<scheduler_t>()));
 
    using value_t = int;
    using view_s_t = Kokkos::View<value_t, Kokkos::SharedSpace>;
 
    static constexpr bool on_device = Tests::Utils::on_device<Exec>();
 
   public:
#if defined(KOKKOS_EXECUTION_ENABLE_DEBUG_LOGGING)
    static void SetUpTestSuite() {
        plog::init<plog::TxtFormatter>(plog::debug, plog::streamStdOut);
    }
#endif
};
 
#if defined(KOKKOS_ENABLE_THREADS)
#    define KOKKOS_EXECUTION_THREADS_THROWS_ON_SYNC_WAIT_ASSERT(_sndr_)                                                \
        ASSERT_THAT(                                                                                                   \
            Tests::Utils::Functors::MutableMoveToSyncWait{.sndr = std::move(_sndr_)},                                  \
            ::testing::ThrowsMessage<std::runtime_error>(                                                              \
                ::testing::HasSubstr("Called by a worker thread, can only be called by the master process.")));
#    define KOKKOS_EXECUTION_THREADS_THROWS_ON_SYNC_WAIT_ASSERT_AND_SKIP(_sndr_)                                       \
        if constexpr (std::same_as<TEST_EXECUTION_SPACE, Kokkos::Threads>) {                                           \
            KOKKOS_EXECUTION_THREADS_THROWS_ON_SYNC_WAIT_ASSERT(_sndr_)                                                \
            GTEST_SKIP()                                                                                               \
                << "Kokkos::Threads parallel regions must be launched from the thread that initialized " "Kokkos.";    \
        }
#else
#    define KOKKOS_EXECUTION_THREADS_THROWS_ON_SYNC_WAIT_ASSERT_AND_SKIP(_sndr_)
#endif
 
} // namespace Tests::Utils
 
#endif // KOKKOS_EXECUTION_TESTS_UTILS_CONTEXT_HPP