pytorch/test/cpp/api/tensor_options_cuda.cpp
Gregory Chanan e00fb69b25 Use CATCH prefix to avoid name conflicts with Caffe2.
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/11780

Differential Revision: D9889925

Pulled By: gchanan

fbshipit-source-id: 5eca849c36ced00b8ae7482b7945b445a3e1687e
2018-09-18 08:12:45 -07:00

129 lines
4.1 KiB
C++

#include "catch_utils.hpp"
#include <ATen/Context.h>
#include <ATen/DeviceGuard.h>
#include <ATen/Functions.h>
#include <ATen/OptionsGuard.h>
#include <ATen/core/TensorOptions.h>
using namespace at;
// A macro so we don't lose location information when an assertion fails.
#define REQUIRE_OPTIONS(device_, index_, type_, layout_) \
CATCH_REQUIRE(options.device().type() == Device((device_), (index_)).type()); \
CATCH_REQUIRE(options.device().index() == Device((device_), (index_)).index()); \
CATCH_REQUIRE(options.dtype() == (type_)); \
CATCH_REQUIRE(options.layout() == (layout_))
#define REQUIRE_TENSOR_OPTIONS(device_, index_, type_, layout_) \
CATCH_REQUIRE(tensor.device().type() == Device((device_), (index_)).type()); \
CATCH_REQUIRE(tensor.device().index() == Device((device_), (index_)).index()); \
CATCH_REQUIRE(tensor.type().scalarType() == (type_)); \
CATCH_REQUIRE(tensor.type().layout() == (layout_))
CATCH_TEST_CASE("TensorOptions/ConstructsWellFromCUDATypes", "[cuda]") {
auto options = CUDA(kFloat).options();
REQUIRE_OPTIONS(kCUDA, -1, kFloat, kStrided);
options = CUDA(kInt).options();
REQUIRE_OPTIONS(kCUDA, -1, kInt, kStrided);
options = getNonVariableType(Backend::SparseCUDA, kFloat).options();
REQUIRE_OPTIONS(kCUDA, -1, kFloat, kSparse);
options = getNonVariableType(Backend::SparseCUDA, kByte).options();
REQUIRE_OPTIONS(kCUDA, -1, kByte, kSparse);
options = CUDA(kFloat).options(/*device=*/5);
REQUIRE_OPTIONS(kCUDA, 5, kFloat, kStrided);
options = getNonVariableType(Backend::SparseCUDA, kFloat).options(/*device=*/5);
REQUIRE_OPTIONS(kCUDA, 5, kFloat, kSparse);
}
CATCH_TEST_CASE("TensorOptions/ConstructsWellFromCUDATensors", "[multi-cuda]") {
auto options = empty(5, device(kCUDA).dtype(kDouble)).options();
REQUIRE_OPTIONS(kCUDA, 0, kDouble, kStrided);
options = empty(5, getNonVariableType(Backend::SparseCUDA, kByte)).options();
REQUIRE_OPTIONS(kCUDA, 0, kByte, kSparse);
if (at::globalContext().getNumGPUs() > 1) {
Tensor tensor;
{
DeviceGuard guard(1);
tensor = empty(5, device(kCUDA));
}
options = tensor.options();
REQUIRE_OPTIONS(kCUDA, 1, kFloat, kStrided);
{
DeviceGuard guard(1);
tensor = empty(5, device(kCUDA).layout(kSparse));
}
options = tensor.options();
REQUIRE_OPTIONS(kCUDA, 1, kFloat, kSparse);
}
}
CATCH_TEST_CASE("OptionsGuardCUDA", "[multi-cuda]") {
Tensor tensor;
{
OptionsGuard guard(device(kCUDA));
tensor = at::empty({10});
}
REQUIRE_TENSOR_OPTIONS(kCUDA, 0, kFloat, kStrided);
{
OptionsGuard guard(device({kCUDA, 1}));
tensor = at::empty({10});
}
REQUIRE_TENSOR_OPTIONS(kCUDA, 1, kFloat, kStrided);
{
OptionsGuard guard(device(kCUDA).dtype(kInt));
tensor = at::empty({10});
}
REQUIRE_TENSOR_OPTIONS(kCUDA, 0, kInt, kStrided);
}
CATCH_TEST_CASE("DeviceGuardOptionsGuardInteraction", "[multi-cuda]") {
Tensor tensor;
{
// Check that OptionsGuard respects any active device before construction.
DeviceGuard guard(1);
{
OptionsGuard guard(device(kCUDA));
tensor = at::empty({10});
REQUIRE_TENSOR_OPTIONS(kCUDA, 1, kFloat, kStrided);
{
// Check that OptionsGuard respects any active device after
// construction.
DeviceGuard guard(0);
tensor = at::empty({10});
REQUIRE_TENSOR_OPTIONS(kCUDA, 0, kFloat, kStrided);
{
OptionsGuard guard(device({kCUDA, 1}));
tensor = at::empty({10});
REQUIRE_TENSOR_OPTIONS(kCUDA, 1, kFloat, kStrided);
}
}
}
}
}
CATCH_TEST_CASE("DeviceGuardIsMovable", "[cuda]") {
DeviceGuard first(1);
CATCH_REQUIRE(first.original_index() == 0);
CATCH_REQUIRE(first.last_index() == 1);
DeviceGuard second(std::move(first));
CATCH_REQUIRE(second.original_index() == 0);
CATCH_REQUIRE(second.last_index() == 1);
CATCH_REQUIRE(first.original_index() == -1);
DeviceGuard third;
third = std::move(second);
CATCH_REQUIRE(third.original_index() == 0);
CATCH_REQUIRE(third.last_index() == 1);
CATCH_REQUIRE(second.original_index() == -1);
}