cccl_get_c2h()
cccl_get_cudatoolkit()

## cudax_add_test
#
# Add a catch2 test executable and register it with ctest.
#
# target_name_var: Variable name to overwrite with the name of the test
#   target. Useful for modifying the test/target after creation.
# test_name: A unique name for the executable that will be appended to "cudax.test.".
#
# Additional arguments will be processed as test sources.
#
function(cudax_add_catch2_test target_name_var test_name) # ARGN=test sources
  set(test_target cudax.test.${test_name})
  set(test_sources ${ARGN})

  cccl_add_executable(${test_target} SOURCES ${ARGN} ADD_CTEST)
  target_include_directories(
    ${test_target}
    PRIVATE "${CMAKE_CURRENT_FUNCTION_LIST_DIR}/common"
  )
  target_link_libraries(
    ${test_target}
    PRIVATE #
      cudax.compiler_interface
      cccl.c2h.main
      CUDA::cudart_static
  )
  target_compile_options(
    ${test_target}
    PRIVATE $<$<COMPILE_LANG_AND_ID:CUDA,NVIDIA>:--extended-lambda>
  )

  set(${target_name_var} ${test_target} PARENT_SCOPE)
endfunction()

cudax_add_catch2_test(test_target launch
    launch/launch_smoke.cu
)

cudax_add_catch2_test(test_target execution ${cudax_target}
    execution/env.cu
    execution/policies/policies.cu
    execution/policies/get_execution_policy.cu
    execution/test_bulk.cu
    execution/test_concepts.cu
    execution/test_completion_signatures.cu
    execution/test_conditional.cu
    execution/test_continues_on.cu
    execution/test_just.cu
    execution/test_let_value.cu
    execution/test_on.cu
    execution/test_sequence.cu
    execution/test_starts_on.cu
    execution/test_stream_context.cu
    execution/test_task_scheduler.cu
    execution/test_then.cu
    execution/test_trampoline_scheduler.cu
    execution/test_visit.cu
    execution/test_when_all.cu
    execution/test_write_attrs.cu
    execution/test_write_env.cu
)

target_compile_options(
  ${test_target}
  PRIVATE $<$<COMPILE_LANG_AND_ID:CUDA,NVIDIA>:-allow-unsupported-compiler>
)

cudax_add_catch2_test(test_target graph
    graph/graph_smoke.cu
    graph/graph_node_ops_smoke.cu
    graph/graph_buffer_smoke.cu
)

cudax_add_catch2_test(test_target stream
    stream/stream_smoke.cu
)

cudax_add_catch2_test(test_target misc
    utility/ensure_current_device.cu
    utility/unstable_unique.cu
    utility/optionally_static.cu
)

cudax_add_catch2_test(test_target containers
    containers/uninitialized_buffer.cu
)

cudax_add_catch2_test(test_target copy_bytes
    copy_bytes/mdspan_d2h_h2d.cu
    copy_bytes/mdspan_d2h_h2d_relaxed.cu
)

cudax_add_catch2_test(test_target fill_bytes
    fill_bytes/fill_bytes_mdspan.cu
    fill_bytes/fill_bytes_mdspan_example.cu
)

cudax_add_catch2_test(test_target copy
    copy/copy.cu
    copy/copy_edge_cases.cu
    copy/copy_vectorize.cu
    copy/copy_vectorize_5d.cu
    copy/copy_llm.cu
    copy/copy_nvmath.cu
    copy/copy_nvmath_transpose.cu
    copy/copy_shared_memory.cu
)

# nvcc 12.0 fails to compile cuco hashers test
if (
  NOT "${CMAKE_CUDA_COMPILER_ID}" STREQUAL "NVIDIA"
  OR "${CMAKE_CUDA_COMPILER_VERSION}" VERSION_GREATER_EQUAL "12.1"
)
  cudax_add_catch2_test(test_target cuco.utility.hashers
    cuco/utility/test_hashers.cu
  )
endif()

cudax_add_catch2_test(test_target cuco.fixed_capacity_map.insert_and_contains ${cudax_target}
    cuco/fixed_capacity_map/test_insert_and_contains.cu
)

cudax_add_catch2_test(test_target cuco.fixed_capacity_map.find ${cudax_target}
    cuco/fixed_capacity_map/test_find.cu
)

cudax_add_catch2_test(test_target cuco.fixed_capacity_map.capacity ${cudax_target}
    cuco/fixed_capacity_map/test_capacity.cu
)

cudax_add_catch2_test(test_target cuco.fixed_capacity_map.shared_memory ${cudax_target}
    cuco/fixed_capacity_map/test_shared_memory.cu
)

cudax_add_catch2_test(test_target cuco.fixed_capacity_map.misaligned_storage ${cudax_target}
    cuco/fixed_capacity_map/test_misaligned_storage.cu
)

cudax_add_catch2_test(test_target cuco.fixed_capacity_map.key_sentinel ${cudax_target}
    cuco/fixed_capacity_map/test_key_sentinel.cu
)

cudax_add_catch2_test(test_target cuco.utility.capacity ${cudax_target}
    cuco/utility/test_capacity.cu
)

cudax_add_catch2_test(test_target cuco.hyperloglog ${cudax_target}
  cuco/hyperloglog/test_hyperloglog.cu
)

# cudax_add_cuco_fail_test
function(cudax_add_cuco_fail_test target_name_var test_name source)
  set(test_target cudax.test.${test_name})

  cccl_add_executable(
    ${test_target}
    SOURCES ${source}
    NO_METATARGETS
    NO_CLANG_TIDY
  )
  target_link_libraries(${test_target} PRIVATE cudax.compiler_interface)
  cccl_add_xfail_compile_target_test(
    ${test_target}
    SOURCE_FILE "${source}"
    ERROR_REGEX_LABEL "expected-error"
  )

  set(${target_name_var} ${test_target} PARENT_SCOPE)
endfunction()

# Expected-failure compile tests (_fail.cu convention)
cudax_add_cuco_fail_test(test_target cuco.fixed_capacity_map.key_size_fail
  cuco/fixed_capacity_map/test_key_size_fail.cu
)

cudax_add_cuco_fail_test(test_target cuco.fixed_capacity_map.slot_size_fail
  cuco/fixed_capacity_map/test_slot_size_fail.cu
)

cudax_add_catch2_test(test_target green_context
    green_context/green_ctx_smoke.cu
)

cudax_add_catch2_test(test_target kernel
    kernel/kernel_ref.cu
)

cudax_add_catch2_test(test_target library_ref
    library/library_ref.cu
)

cudax_add_catch2_test(test_target library
    library/library.cu
)

cudax_add_catch2_test(test_target algorithm
    algorithm/fill.cu
    algorithm/copy.cu
)

add_subdirectory(multi_gpu)

cudax_add_catch2_test(test_target group.mapping.binary_partition
    group/mapping/binary_partition.cu
)
cudax_add_catch2_test(test_target group.mapping.composite_mapping
    group/mapping/composite_mapping.cu
)
cudax_add_catch2_test(test_target group.mapping.group_as
    group/mapping/group_as.cu
)
cudax_add_catch2_test(test_target group.mapping.group_by
    group/mapping/group_by.cu
)
cudax_add_catch2_test(test_target group.mapping.identity_mapping
    group/mapping/identity_mapping.cu
)
cudax_add_catch2_test(test_target group.mapping.take
    group/mapping/take.cu
)
cudax_add_catch2_test(test_target group.synchronizer.lane_synchronizer
    group/synchronizer/lane_synchronizer.cu
)
cudax_add_catch2_test(test_target group.synchronizer.barrier_synchronizer
    group/synchronizer/barrier_synchronizer.cu
)
cudax_add_catch2_test(test_target group.cooperative_algorithm
    group/cooperative_algorithm.cu
)
cudax_add_catch2_test(test_target group.group
    group/group.cu
)
cudax_add_catch2_test(test_target group.make_this_group
    group/make_this_group.cu
)
cudax_add_catch2_test(test_target group.segmented_algorithm
    group/segmented_algorithm.cu
)
cudax_add_catch2_test(test_target group.this_group
    group/this_group.cu
)
cudax_add_catch2_test(test_target group.invoke_one
    group/invoke_one.cu
)

cudax_add_catch2_test(test_target coop.any_of.this_thread
    coop/any_of/this_thread.cu
)
cudax_add_catch2_test(test_target coop.any_of.this_warp
    coop/any_of/this_warp.cu
)
cudax_add_catch2_test(test_target coop.any_of.threads_within_warp
    coop/any_of/threads_within_warp.cu
)

cudax_add_catch2_test(test_target coop.reduce.this_thread
    coop/reduce/this_thread.cu
)
cudax_add_catch2_test(test_target coop.reduce.this_warp
    coop/reduce/this_warp.cu
)
cudax_add_catch2_test(test_target coop.reduce.this_block
    coop/reduce/this_block.cu
)
cudax_add_catch2_test(test_target coop.reduce.this_cluster
    coop/reduce/this_cluster.cu
)
cudax_add_catch2_test(test_target coop.reduce.this_grid
    coop/reduce/this_grid.cu
)
cudax_add_catch2_test(test_target coop.reduce.threads_within_warp
    coop/reduce/threads_within_warp.cu
)
cudax_add_catch2_test(test_target coop.reduce.warps_within_block
    coop/reduce/warps_within_block.cu
)

cudax_add_catch2_test(test_target coop.shuffle.threads_within_warp
    coop/shuffle/threads_within_warp.cu
)

cudax_add_catch2_test(test_target coop.shuffle_down.threads_within_warp
    coop/shuffle_down/threads_within_warp.cu
)

cudax_add_catch2_test(test_target coop.shuffle_up.threads_within_warp
    coop/shuffle_up/threads_within_warp.cu
)

if (cudax_ENABLE_CUFILE)
  cudax_add_catch2_test(test_target cufile.driver_attributes
      cufile/driver_attributes.cu
  )
  target_link_libraries(${test_target} PRIVATE CUDA::cuFile)

  cudax_add_catch2_test(test_target cufile.driver_register
      cufile/driver_register.cu
  )
  target_link_libraries(${test_target} PRIVATE CUDA::cuFile)

  cudax_add_catch2_test(test_target cufile.cufile
      cufile/cufile.cu
  )
  target_link_libraries(${test_target} PRIVATE CUDA::cuFile)

  cudax_add_catch2_test(test_target cufile.cufile_ref
      cufile/cufile_ref.cu
  )
  target_link_libraries(${test_target} PRIVATE CUDA::cuFile)

  cudax_add_catch2_test(test_target cufile.open_mode
      cufile/open_mode.cu
  )
  target_link_libraries(${test_target} PRIVATE CUDA::cuFile)
endif()

# FIXME: Enable MSVC
if (cudax_ENABLE_PLACES AND NOT "MSVC" STREQUAL "${CMAKE_CXX_COMPILER_ID}")
  # Places tests are handled separately:
  add_subdirectory(places)
endif()

# FIXME: Enable MSVC
if (cudax_ENABLE_CUDASTF AND NOT "MSVC" STREQUAL "${CMAKE_CXX_COMPILER_ID}")
  # STF tests are handled separately:
  add_subdirectory(stf)
endif()