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https://github.com/zebrajr/pytorch.git
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e6c435bf96
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/69064 This commit upstreams helpers for converting a c10::Device to BackendDevice and vice versa. Test Plan: ./build/bin/test_lazy --gtest_filter=BackendDeviceTest.FromAten:BackendDeviceTest.ToAten Reviewed By: wconstab Differential Revision: D32732607 Pulled By: alanwaketan fbshipit-source-id: 0dd233d37a4a30fc4b22dba322ddd85d4cb3635b
90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
#include <gtest/gtest.h>
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#include <sstream>
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#include <c10/core/Device.h>
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#include <torch/csrc/lazy/backend/backend_device.h>
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namespace torch {
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namespace lazy {
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TEST(BackendDeviceTest, BackendDeviceType) {
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auto type = BackendDeviceType();
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EXPECT_EQ(type.type, 0);
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EXPECT_STREQ(type.toString().c_str(), "Unknown");
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}
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TEST(BackendDeviceTest, Basic1) {
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auto device = BackendDevice();
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EXPECT_EQ(device.type(), 0);
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EXPECT_EQ(device.ordinal(), 0);
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EXPECT_STREQ(device.toString().c_str(), "Unknown0");
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}
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TEST(BackendDeviceTest, Basic2) {
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auto type = std::make_shared<BackendDeviceType>();
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type->type = 1;
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auto device = BackendDevice(std::move(type), 1);
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EXPECT_EQ(device.type(), 1);
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EXPECT_EQ(device.ordinal(), 1);
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EXPECT_STREQ(device.toString().c_str(), "Unknown1");
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}
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TEST(BackendDeviceTest, Basic3) {
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struct TestType : public BackendDeviceType {
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std::string toString() const override { return "Test"; }
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};
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auto device = BackendDevice(std::make_shared<TestType>(), 1);
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EXPECT_EQ(device.type(), 0);
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EXPECT_EQ(device.ordinal(), 1);
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EXPECT_STREQ(device.toString().c_str(), "Test1");
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}
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TEST(BackendDeviceTest, Compare) {
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auto type = std::make_shared<BackendDeviceType>();
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type->type = 1;
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auto device1 = BackendDevice(std::make_shared<BackendDeviceType>(), 1);
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auto device2 = BackendDevice(std::move(type), 0);
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auto device3 = BackendDevice(std::make_shared<BackendDeviceType>(), 2);
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auto device4 = BackendDevice(std::make_shared<BackendDeviceType>(), 1);
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EXPECT_NE(device1, device2);
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EXPECT_NE(device1, device3);
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EXPECT_EQ(device1, device4);
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EXPECT_LT(device1, device2);
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EXPECT_LT(device1, device3);
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}
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TEST(BackendDeviceTest, Ostream) {
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auto device = BackendDevice();
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std::stringstream ss;
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ss << device;
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EXPECT_EQ(device.toString(), ss.str());
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}
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TEST(BackendDeviceTest, FromAten) {
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auto device = c10::Device(c10::kCPU);
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EXPECT_THROW(atenDeviceToBackendDevice(device), c10::Error);
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// TODO(alanwaketan): Update the following test once we have TorchScript backend upstreamed.
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device = c10::Device(c10::kLazy);
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EXPECT_THROW(atenDeviceToBackendDevice(device), c10::Error);
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}
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TEST(BackendDeviceTest, ToAten) {
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auto device = backendDeviceToAtenDevice(BackendDevice());
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EXPECT_EQ(device.type(), c10::kLazy);
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EXPECT_TRUE(device.has_index());
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EXPECT_EQ(device.index(), 0);
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}
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} // namespace lazy
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} // namespace torch
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