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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// SPDX-FileCopyrightText: Copyright Contributors to the Kokkos project
#include <gtest/gtest.h>
#include <Kokkos_Macros.hpp>
#ifdef KOKKOS_ENABLE_EXPERIMENTAL_CXX20_MODULES
import kokkos.core;
#else
#include <Kokkos_Core.hpp>
#endif
#include <cstdlib>
#include <type_traits>
#include "KokkosExecutionEnvironmentNeverInitializedFixture.hpp"
namespace {
using ExecutionEnvironmentNonInitializedOrFinalized_DeathTest =
KokkosExecutionEnvironmentNeverInitialized;
struct NonTrivial {
KOKKOS_FUNCTION NonTrivial() {}
};
static_assert(!std::is_trivially_default_constructible_v<NonTrivial>);
TEST_F(ExecutionEnvironmentNonInitializedOrFinalized_DeathTest,
default_constructed_views) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
auto make_views = [] {
Kokkos::View<int> v0;
Kokkos::View<float*> v1;
Kokkos::View<NonTrivial**> v2;
return std::make_tuple(v0, v1, v2);
};
EXPECT_EXIT(
{
{ auto views = make_views(); }
std::exit(EXIT_SUCCESS);
},
::testing::ExitedWithCode(EXIT_SUCCESS), "");
EXPECT_EXIT(
{
{
Kokkos::initialize();
auto views =
make_views(); // views outlive the Kokkos execution environment
Kokkos::finalize();
}
std::exit(EXIT_SUCCESS);
},
::testing::ExitedWithCode(EXIT_SUCCESS), "");
EXPECT_EXIT(
{
{
Kokkos::initialize();
Kokkos::finalize();
auto views = make_views();
}
std::exit(EXIT_SUCCESS);
},
::testing::ExitedWithCode(EXIT_SUCCESS), "");
}
TEST_F(ExecutionEnvironmentNonInitializedOrFinalized_DeathTest, views) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
EXPECT_EXIT(
{
{
Kokkos::View<int*> v;
Kokkos::initialize();
v = Kokkos::View<int*>("v", 10);
v = Kokkos::View<int*>();
Kokkos::finalize();
}
std::exit(EXIT_SUCCESS);
},
::testing::ExitedWithCode(EXIT_SUCCESS), "");
EXPECT_EXIT(
{
{
Kokkos::initialize();
Kokkos::View<int*> v("v", 10);
v = {}; // assign default constructed view
Kokkos::finalize();
}
std::exit(EXIT_SUCCESS);
},
::testing::ExitedWithCode(EXIT_SUCCESS), "");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::View<int*> v("v", 0);
Kokkos::finalize();
},
"Kokkos allocation \"v\" is being deallocated after Kokkos::finalize was "
"called");
EXPECT_DEATH(
{ Kokkos::View<int*> v("v", 0); },
"View \\(label=\\\"v\\\"\\) is being constructed before initialize");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
Kokkos::View<int*> v("v", 0);
},
"View \\(label=\\\"v\\\"\\) is being constructed after finalize");
}
TEST_F(ExecutionEnvironmentNonInitializedOrFinalized_DeathTest,
c_style_memory_management) {
// FIXME_THREADS: Checking for calls to kokkos_malloc, kokkos_realloc,
// kokkos_free before initialize or after finalize is currently disabled
// for the Threads backend. Refer issue #7944.
#ifdef KOKKOS_ENABLE_THREADS
GTEST_SKIP()
<< "skipping since initializing Threads backend calls kokkos_malloc";
#endif
::testing::FLAGS_gtest_death_test_style = "threadsafe";
EXPECT_DEATH(
{ [[maybe_unused]] void* ptr = Kokkos::kokkos_malloc(1); },
"Kokkos ERROR: attempting to perform C-style memory management via "
"kokkos_malloc\\(\\) \\*\\*before\\*\\* Kokkos::initialize\\(\\) was "
"called");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
[[maybe_unused]] void* ptr = Kokkos::kokkos_malloc(1);
},
"Kokkos ERROR: attempting to perform C-style memory management via "
"kokkos_malloc\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called");
EXPECT_DEATH(
{
Kokkos::initialize();
void* ptr = Kokkos::kokkos_malloc(1);
Kokkos::finalize();
Kokkos::kokkos_free(ptr);
},
"Kokkos ERROR: attempting to perform C-style memory management via "
"kokkos_free\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was called");
EXPECT_DEATH(
{
Kokkos::initialize();
void* prev = Kokkos::kokkos_malloc(1);
Kokkos::finalize();
[[maybe_unused]] void* next = Kokkos::kokkos_realloc(prev, 2);
},
"Kokkos ERROR: attempting to perform C-style memory management via "
"kokkos_realloc\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called");
EXPECT_DEATH(
{
// Take a fake pointer
void* ptr = reinterpret_cast<void*>(0x8BADF00D);
Kokkos::kokkos_free(ptr);
},
"Kokkos ERROR: attempting to perform C-style memory management via "
"kokkos_free\\(\\) \\*\\*before\\*\\* Kokkos::initialize\\(\\) was "
"called");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
// Take a fake pointer
void* ptr = reinterpret_cast<void*>(0xB105F00D);
Kokkos::kokkos_free(ptr);
},
"Kokkos ERROR: attempting to perform C-style memory management via "
"kokkos_free\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was called");
}
template <typename Type>
class EmptyReduceFunctor {
public:
using size_type = typename Kokkos::DefaultExecutionSpace::size_type;
KOKKOS_INLINE_FUNCTION
void join(Type&, const Type&) const {}
KOKKOS_INLINE_FUNCTION
void operator()(size_type, Type&) const {}
KOKKOS_INLINE_FUNCTION
void final(Type&) const {}
};
struct ForFunctor {
KOKKOS_FUNCTION void operator()(int) const {}
};
TEST_F(ExecutionEnvironmentNonInitializedOrFinalized_DeathTest, parallel_for) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::RangePolicy<> policy(0, 0);
Kokkos::finalize();
Kokkos::parallel_for("for_policy", policy, ForFunctor());
},
"Kokkos ERROR: attempting to call "
"parallel_for\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was called. "
"Concerns for_policy with exec policy RangePolicy.");
EXPECT_DEATH(
{ Kokkos::parallel_for("for_workcnt", 0, ForFunctor()); },
"Kokkos ERROR: attempting to call "
"parallel_for\\(\\) \\*\\*before\\*\\* Kokkos::initialize\\(\\) was "
"called. Concerns for_workcnt with exec policy RangePolicy.");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
Kokkos::parallel_for("for_workcnt", 0, ForFunctor());
},
"Kokkos ERROR: attempting to call "
"parallel_for\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was called. "
"Concerns for_workcnt with exec policy RangePolicy.");
}
struct ReduceFunctor {
KOKKOS_FUNCTION void operator()(int, float&) const {}
};
TEST_F(ExecutionEnvironmentNonInitializedOrFinalized_DeathTest,
parallel_reduce) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
EXPECT_DEATH(
{
using functor_type = EmptyReduceFunctor<float>;
Kokkos::initialize();
Kokkos::RangePolicy<> policy(0, 0);
Kokkos::finalize();
Kokkos::parallel_reduce("reduce_policy_func_noret", policy,
functor_type{});
},
"Kokkos ERROR: attempting to call parallel_reduce\\(\\) "
"\\*\\*after\\*\\* Kokkos::finalize\\(\\) was called. "
"Concerns reduce_policy_func_noret with exec policy RangePolicy.");
EXPECT_DEATH(
{
using functor_type = EmptyReduceFunctor<float>;
Kokkos::parallel_reduce("reduce_workcnt_func_noret", 0, functor_type{});
},
"Kokkos ERROR: attempting to call parallel_reduce\\(\\) "
"\\*\\*before\\*\\* Kokkos::initialize\\(\\) was called. "
"Concerns reduce_workcnt_func_noret with exec policy RangePolicy.");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
using functor_type = EmptyReduceFunctor<float>;
Kokkos::parallel_reduce("reduce_workcnt_func_noret", 0, functor_type{});
},
"Kokkos ERROR: attempting to call parallel_reduce\\(\\) "
"\\*\\*after\\*\\* Kokkos::finalize\\(\\) was called. "
"Concerns reduce_workcnt_func_noret with exec policy RangePolicy.");
EXPECT_DEATH(
{
float x;
Kokkos::initialize();
Kokkos::RangePolicy<> policy(0, 0);
Kokkos::finalize();
Kokkos::parallel_reduce("reduce_policy_ret_float", policy,
ReduceFunctor(), x);
},
"Kokkos ERROR: attempting to call "
"parallel_reduce\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called. Concerns reduce_policy_ret_float with exec policy RangePolicy.");
EXPECT_DEATH(
{
float x;
Kokkos::parallel_reduce("reduce_workcnt_ret_float", 0, ReduceFunctor(),
x);
},
"Kokkos ERROR: attempting to call parallel_reduce\\(\\) "
"\\*\\*before\\*\\* Kokkos::initialize\\(\\) was called. "
"Concerns reduce_workcnt_ret_float with exec policy RangePolicy.");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
float x;
Kokkos::parallel_reduce("reduce_workcnt_ret_float", 0, ReduceFunctor(),
x);
},
"Kokkos ERROR: attempting to call parallel_reduce\\(\\) "
"\\*\\*after\\*\\* Kokkos::finalize\\(\\) was called. "
"Concerns reduce_workcnt_ret_float with exec policy RangePolicy.");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::View<float> x{"x"};
Kokkos::RangePolicy<> policy(0, 0);
Kokkos::finalize();
Kokkos::parallel_reduce("reduce_policy_ret_view", policy,
ReduceFunctor(), x);
},
"Kokkos ERROR: attempting to call "
"parallel_reduce\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called. Concerns reduce_policy_ret_view with exec policy RangePolicy.");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::View<float> x{"x"};
Kokkos::finalize();
Kokkos::parallel_reduce("reduce_policy_ret_view", 0, ReduceFunctor(),
x);
},
"Kokkos ERROR: attempting to call "
"parallel_reduce\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called. Concerns reduce_policy_ret_view with exec policy RangePolicy.");
}
struct ScanFunctor {
KOKKOS_FUNCTION void operator()(int, float&, bool) const {}
};
TEST_F(ExecutionEnvironmentNonInitializedOrFinalized_DeathTest, parallel_scan) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::RangePolicy<> policy(0, 0);
Kokkos::finalize();
Kokkos::parallel_scan("scan_policy_noret", policy, ScanFunctor());
},
"Kokkos ERROR: attempting to call "
"parallel_scan\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called. Concerns scan_policy_noret with exec policy RangePolicy.");
EXPECT_DEATH(
{ Kokkos::parallel_scan("scan_workcnt_noret", 0, ScanFunctor()); },
"Kokkos ERROR: attempting to call "
"parallel_scan\\(\\) \\*\\*before\\*\\* Kokkos::initialize\\(\\) was "
"called. Concerns scan_workcnt_noret with exec policy RangePolicy.");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
Kokkos::parallel_scan("scan_workcnt_noret", 0, ScanFunctor());
},
"Kokkos ERROR: attempting to call "
"parallel_scan\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called. Concerns scan_workcnt_noret with exec policy RangePolicy.");
EXPECT_DEATH(
{
float x;
Kokkos::initialize();
Kokkos::RangePolicy<> policy(0, 0);
Kokkos::finalize();
Kokkos::parallel_scan("scan_policy_ret_float", policy, ScanFunctor(),
x);
},
"Kokkos ERROR: attempting to call "
"parallel_scan\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called. Concerns scan_policy_ret_float with exec policy RangePolicy.");
EXPECT_DEATH(
{
float x;
Kokkos::parallel_scan("scan_workcnt_ret_float", 0, ScanFunctor(), x);
},
"Kokkos ERROR: attempting to call "
"parallel_scan\\(\\) \\*\\*before\\*\\* Kokkos::initialize\\(\\) was "
"called. Concerns scan_workcnt_ret_float with exec policy RangePolicy.");
EXPECT_DEATH(
{
Kokkos::initialize();
Kokkos::finalize();
float x;
Kokkos::parallel_scan("scan_workcnt_ret_float", 0, ScanFunctor(), x);
},
"Kokkos ERROR: attempting to call "
"parallel_scan\\(\\) \\*\\*after\\*\\* Kokkos::finalize\\(\\) was "
"called. Concerns scan_workcnt_ret_float with exec policy RangePolicy.");
}
} // namespace
|
