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if(USE_CUDA)
add_library(c10d_cuda_test CUDATest.cu)
if(HAVE_SOVERSION)
set_target_properties(c10d_cuda_test PROPERTIES
VERSION ${TORCH_VERSION} SOVERSION ${TORCH_SOVERSION})
endif()
target_include_directories(c10d_cuda_test PRIVATE $<BUILD_INTERFACE:${TORCH_SRC_DIR}/csrc/distributed>)
target_link_libraries(c10d_cuda_test torch_cuda)
add_dependencies(c10d_cuda_test torch_cuda)
endif()
function(c10d_add_test test_src)
set(prefix ARG)
set(noValues)
set(singleValues INSTALL_TEST)
set(multiValues LINK_LIBRARIES)
include(CMakeParseArguments)
cmake_parse_arguments(${prefix} "${noValues}" "${singleValues}" "${multiValues}" ${ARGN})
get_filename_component(test_name ${test_src} NAME_WE)
add_executable(${test_name} "${test_src}")
target_include_directories(${test_name} PRIVATE $<BUILD_INTERFACE:${TORCH_SRC_DIR}/csrc/distributed>)
target_link_libraries(${test_name} ${ARG_LINK_LIBRARIES})
add_test(NAME ${test_name} COMMAND $<TARGET_FILE:${test_name}>)
if(ARG_INSTALL_TEST)
set_target_properties(${test_name} PROPERTIES INSTALL_RPATH "${CMAKE_INSTALL_RPATH}:${_rpath_portable_origin}/../lib")
install(TARGETS ${test_name} DESTINATION bin)
endif()
endfunction()
c10d_add_test(BackoffTest.cpp LINK_LIBRARIES torch_cpu gtest_main INSTALL_TEST OFF)
c10d_add_test(FileStoreTest.cpp LINK_LIBRARIES torch_cpu gtest_main INSTALL_TEST ${INSTALL_TEST})
c10d_add_test(TCPStoreTest.cpp LINK_LIBRARIES torch_cpu gtest_main INSTALL_TEST ${INSTALL_TEST})
if(NOT WIN32)
c10d_add_test(HashStoreTest.cpp LINK_LIBRARIES torch_cpu gtest_main INSTALL_TEST ${INSTALL_TEST})
endif()
if(USE_CUDA)
if(USE_GLOO AND USE_C10D_GLOO)
c10d_add_test(ProcessGroupGlooTest.cpp LINK_LIBRARIES torch_cpu c10d_cuda_test gtest_main INSTALL_TEST ${INSTALL_TEST})
c10d_add_test(ProcessGroupGlooAsyncTest.cpp LINK_LIBRARIES torch_cpu c10d_cuda_test gtest_main INSTALL_TEST ${INSTALL_TEST})
endif()
if(USE_NCCL AND USE_C10D_NCCL)
# NCCL is a private dependency of libtorch, but the tests include some
# private headers of libtorch, which in turn include NCCL. As a hacky
# alternative to making NCCL a public dependency of libtorch, we make it
# a private dependency of the tests as well.
c10d_add_test(
ProcessGroupNCCLTest.cpp
LINK_LIBRARIES torch_cpu c10d_cuda_test gtest_main __caffe2_nccl INSTALL_TEST ${INSTALL_TEST})
c10d_add_test(
ProcessGroupNCCLErrorsTest.cpp
LINK_LIBRARIES torch_cpu c10d_cuda_test gtest_main __caffe2_nccl INSTALL_TEST ${INSTALL_TEST})
if(INSTALL_TEST)
install(TARGETS c10d_cuda_test DESTINATION lib)
endif()
endif()
if(USE_UCC AND USE_C10D_UCC)
# UCC is a private dependency of libtorch, but the tests include some
# private headers of libtorch, which in turn include UCC. As a hacky
# alternative to making UCC a public dependency of libtorch, we make it
# a private dependency of the tests as well.
c10d_add_test(
ProcessGroupUCCTest.cpp
LINK_LIBRARIES torch_cpu c10d_cuda_test gtest_main __caffe2_ucc INSTALL_TEST ${INSTALL_TEST})
if(INSTALL_TEST)
install(TARGETS c10d_cuda_test DESTINATION lib)
endif()
endif()
else()
if(USE_GLOO AND USE_C10D_GLOO)
c10d_add_test(ProcessGroupGlooTest.cpp LINK_LIBRARIES torch_cpu gtest_main INSTALL_TEST OFF)
endif()
endif()
if(USE_MPI AND USE_C10D_MPI)
add_definitions(-DMPIEXEC=${MPIEXEC})
# MPI is a private dependency of libtorch, but the tests include some
# private headers of libtorch, which in turn include MPI. As a hacky
# alternative to making MPI a public dependency of libtorch, we make it
# a private dependency of the tests as well.
c10d_add_test(ProcessGroupMPITest.cpp LINK_LIBRARIES torch_cpu MPI::MPI_CXX INSTALL_TEST ${INSTALL_TEST})
endif()
if(LINUX AND USE_GLOO AND USE_C10D_GLOO)
add_executable(example_allreduce example/allreduce.cpp)
target_include_directories(example_allreduce PRIVATE $<BUILD_INTERFACE:${TORCH_SRC_DIR}/csrc/distributed>)
target_link_libraries(example_allreduce torch_cpu)
if(USE_CUDA)
target_link_libraries(example_allreduce torch_cuda)
endif()
endif()
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