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#include <thrust/detail/config.h>
#if _CCCL_STD_VER >= 2014
# include <thrust/future.h>
# include <unittest/unittest.h>
# include <unittest/util_async.h>
struct mock
{};
using future_value_types = unittest::type_list<
char,
signed char,
unsigned char,
short,
unsigned short,
int,
unsigned int,
long,
unsigned long,
long long,
unsigned long long,
float,
double,
custom_numeric,
float2,
mock>;
///////////////////////////////////////////////////////////////////////////////
template <typename T>
struct test_future_default_constructed
{
_CCCL_HOST void operator()()
{
THRUST_STATIC_ASSERT((std::is_same<thrust::future<decltype(thrust::device), T>,
thrust::unique_eager_future<decltype(thrust::device), T>>::value));
THRUST_STATIC_ASSERT((std::is_same<thrust::future<decltype(thrust::device), T>, thrust::device_future<T>>::value));
THRUST_STATIC_ASSERT((std::is_same<thrust::device_future<T>, thrust::device_unique_eager_future<T>>::value));
thrust::device_future<T> f0;
ASSERT_EQUAL(false, f0.valid_stream());
ASSERT_EQUAL(false, f0.valid_content());
ASSERT_THROWS_EQUAL(f0.wait(), thrust::event_error, thrust::event_error(thrust::event_errc::no_state));
ASSERT_THROWS_EQUAL(f0.stream(), thrust::event_error, thrust::event_error(thrust::event_errc::no_state));
ASSERT_THROWS_EQUAL(f0.get(), thrust::event_error, thrust::event_error(thrust::event_errc::no_content));
ASSERT_THROWS_EQUAL(
THRUST_UNUSED_VAR(f0.extract()), thrust::event_error, thrust::event_error(thrust::event_errc::no_content));
}
};
DECLARE_GENERIC_UNITTEST_WITH_TYPES(test_future_default_constructed, future_value_types);
///////////////////////////////////////////////////////////////////////////////
template <typename T>
struct test_future_new_stream
{
_CCCL_HOST void operator()()
{
auto f0 = thrust::device_future<T>(thrust::new_stream);
ASSERT_EQUAL(true, f0.valid_stream());
ASSERT_EQUAL(false, f0.valid_content());
ASSERT_NOT_EQUAL_QUIET(nullptr, f0.stream().native_handle());
TEST_EVENT_WAIT(f0);
ASSERT_EQUAL(true, f0.ready());
ASSERT_THROWS_EQUAL(f0.get(), thrust::event_error, thrust::event_error(thrust::event_errc::no_content));
ASSERT_THROWS_EQUAL(
THRUST_UNUSED_VAR(f0.extract()), thrust::event_error, thrust::event_error(thrust::event_errc::no_content));
}
};
DECLARE_GENERIC_UNITTEST_WITH_TYPES(test_future_new_stream, future_value_types);
///////////////////////////////////////////////////////////////////////////////
template <typename T>
struct test_future_convert_to_event
{
_CCCL_HOST void operator()()
{
auto f0 = thrust::device_future<T>(thrust::new_stream);
auto const f0_stream = f0.stream().native_handle();
ASSERT_EQUAL(true, f0.valid_stream());
ASSERT_EQUAL(false, f0.valid_content());
ASSERT_NOT_EQUAL_QUIET(nullptr, f0_stream);
auto f1 = thrust::device_event(std::move(f0));
ASSERT_EQUAL(false, f0.valid_stream());
ASSERT_EQUAL(true, f1.valid_stream());
ASSERT_EQUAL(f0_stream, f1.stream().native_handle());
}
};
DECLARE_GENERIC_UNITTEST_WITH_TYPES(test_future_convert_to_event, future_value_types);
///////////////////////////////////////////////////////////////////////////////
template <typename T>
struct test_future_when_all
{
_CCCL_HOST void operator()()
{
// Create futures with new streams.
auto f0 = thrust::device_future<T>(thrust::new_stream);
auto f1 = thrust::device_future<T>(thrust::new_stream);
auto f2 = thrust::device_future<T>(thrust::new_stream);
auto f3 = thrust::device_future<T>(thrust::new_stream);
auto f4 = thrust::device_future<T>(thrust::new_stream);
auto f5 = thrust::device_future<T>(thrust::new_stream);
auto f6 = thrust::device_future<T>(thrust::new_stream);
auto f7 = thrust::device_future<T>(thrust::new_stream);
auto const f0_stream = f0.stream().native_handle();
ASSERT_EQUAL(true, f0.valid_stream());
ASSERT_EQUAL(true, f1.valid_stream());
ASSERT_EQUAL(true, f2.valid_stream());
ASSERT_EQUAL(true, f3.valid_stream());
ASSERT_EQUAL(true, f4.valid_stream());
ASSERT_EQUAL(true, f5.valid_stream());
ASSERT_EQUAL(true, f6.valid_stream());
ASSERT_EQUAL(true, f7.valid_stream());
ASSERT_EQUAL(false, f0.valid_content());
ASSERT_EQUAL(false, f1.valid_content());
ASSERT_EQUAL(false, f2.valid_content());
ASSERT_EQUAL(false, f3.valid_content());
ASSERT_EQUAL(false, f4.valid_content());
ASSERT_EQUAL(false, f5.valid_content());
ASSERT_EQUAL(false, f6.valid_content());
ASSERT_EQUAL(false, f7.valid_content());
ASSERT_NOT_EQUAL_QUIET(nullptr, f0_stream);
ASSERT_NOT_EQUAL_QUIET(nullptr, f1.stream().native_handle());
ASSERT_NOT_EQUAL_QUIET(nullptr, f2.stream().native_handle());
ASSERT_NOT_EQUAL_QUIET(nullptr, f3.stream().native_handle());
ASSERT_NOT_EQUAL_QUIET(nullptr, f4.stream().native_handle());
ASSERT_NOT_EQUAL_QUIET(nullptr, f5.stream().native_handle());
ASSERT_NOT_EQUAL_QUIET(nullptr, f6.stream().native_handle());
ASSERT_NOT_EQUAL_QUIET(nullptr, f7.stream().native_handle());
auto e0 = thrust::when_all(f0, f1, f2, f3, f4, f5, f6, f7);
ASSERT_EQUAL(false, f0.valid_stream());
ASSERT_EQUAL(false, f1.valid_stream());
ASSERT_EQUAL(false, f2.valid_stream());
ASSERT_EQUAL(false, f3.valid_stream());
ASSERT_EQUAL(false, f4.valid_stream());
ASSERT_EQUAL(false, f5.valid_stream());
ASSERT_EQUAL(false, f6.valid_stream());
ASSERT_EQUAL(false, f7.valid_stream());
ASSERT_EQUAL(false, f0.valid_content());
ASSERT_EQUAL(false, f1.valid_content());
ASSERT_EQUAL(false, f2.valid_content());
ASSERT_EQUAL(false, f3.valid_content());
ASSERT_EQUAL(false, f4.valid_content());
ASSERT_EQUAL(false, f5.valid_content());
ASSERT_EQUAL(false, f6.valid_content());
ASSERT_EQUAL(false, f7.valid_content());
ASSERT_EQUAL(true, e0.valid_stream());
ASSERT_EQUAL(f0_stream, e0.stream().native_handle());
TEST_EVENT_WAIT(e0);
ASSERT_EQUAL(false, f0.ready());
ASSERT_EQUAL(false, f1.ready());
ASSERT_EQUAL(false, f2.ready());
ASSERT_EQUAL(false, f3.ready());
ASSERT_EQUAL(false, f4.ready());
ASSERT_EQUAL(false, f5.ready());
ASSERT_EQUAL(false, f6.ready());
ASSERT_EQUAL(false, f7.ready());
ASSERT_EQUAL(true, e0.ready());
}
};
DECLARE_GENERIC_UNITTEST_WITH_TYPES(test_future_when_all, future_value_types);
///////////////////////////////////////////////////////////////////////////////
#endif
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