# MIT License
#
# Copyright (c) 2017-2026 Advanced Micro Devices, Inc. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
set(INSTALL_TEST_FILE "${CMAKE_CURRENT_BINARY_DIR}/install_CTestTestfile.cmake")
file(WRITE "${INSTALL_TEST_FILE}"
[=[
# This is a test file generated by rocPRIM for install time.
# It differs slightly from the default testfile, and you may encounter issues because of that.
]=]
)

# This variable is defined here to be accessible to other test sub-modules
set(COMMON_TEST_HEADER_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
set(PROFILE_DIR "${CMAKE_BINARY_DIR}/coverage-report")
set_property(GLOBAL PROPERTY LLVM_COV_OBJECT_ARGS "")

function(add_relative_test test_name test_target resource_group)
    get_target_property(EXE_PATH ${test_target} RUNTIME_OUTPUT_DIRECTORY)
    if(EXE_PATH STREQUAL "EXE_PATH-NOTFOUND")
        set(EXE_PATH ".")
    endif()
    get_filename_component(EXE_PATH "${EXE_PATH}" ABSOLUTE BASE_DIR "${CMAKE_CURRENT_BINARY_DIR}")
    get_target_property(EXE_NAME ${test_target} RUNTIME_OUTPUT_NAME)
    if(EXE_NAME STREQUAL "EXE_NAME-NOTFOUND")
        get_target_property(EXE_NAME ${test_target} OUTPUT_NAME)
        if(EXE_NAME STREQUAL "EXE_NAME-NOTFOUND")
            set(EXE_NAME "${test_target}")
        endif()
    endif()
    if(BUILD_CODE_COVERAGE)
	  set(ABS_EXE "${EXE_PATH}/${EXE_NAME}")
	  set_property(GLOBAL APPEND PROPERTY LLVM_COV_OBJECT_ARGS -object "${ABS_EXE}")
    endif()
    file(RELATIVE_PATH rel_path "${CMAKE_CURRENT_BINARY_DIR}" "${EXE_PATH}/${EXE_NAME}")
    add_test(NAME "${test_name}" COMMAND "./${rel_path}")
    if(BUILD_CODE_COVERAGE)
      set_tests_properties(${test_name} PROPERTIES
        ENVIRONMENT "LLVM_PROFILE_FILE=${PROFILE_DIR}/profraw/rocprim-coverage_%m.profraw"
      )
    endif()
    file(APPEND "${INSTALL_TEST_FILE}" "add_test(${test_name} \"../${EXE_NAME}\")\n")
    # Set the resource group for the test. This must correspond to a GPU resource present in resources.json.
    file(APPEND "${INSTALL_TEST_FILE}" "set_tests_properties(${test_name} PROPERTIES RESOURCE_GROUPS \"1,${resource_group}:1\")\n")
    # Record this (test_target, resource_group) pair so the test-categories pass can later attach gtest-filter
    # labels to each test while inheriting the same RESOURCE_GROUPS pinning.
    set_property(GLOBAL APPEND PROPERTY ROCPRIM_TEST_TARGET_RESOURCE_PAIRS "${test_target}|${resource_group}")
endfunction()

function(add_hip_test TEST_NAME TEST_SOURCES)
  list(GET TEST_SOURCES 0 TEST_MAIN_SOURCE)

  get_filename_component(TEST_TARGET ${TEST_MAIN_SOURCE} NAME_WE)

  if(USE_HIPCXX)
    set_source_files_properties(${TEST_SOURCES} PROPERTIES LANGUAGE HIP)
  endif()

  add_executable(${TEST_TARGET} ${TEST_SOURCES})

  target_compile_definitions(${TEST_TARGET} PRIVATE USE_GTEST=ON)

  if (ROCPRIM_INSTALL)
    rocm_install(TARGETS ${TEST_TARGET} COMPONENT tests)
  endif()

  target_include_directories(${TEST_TARGET} SYSTEM BEFORE
    PUBLIC
      $<BUILD_INTERFACE:${COMMON_TEST_HEADER_DIRECTORY}>
  )

  target_link_libraries(${TEST_TARGET}
    PRIVATE
      GTest::GTest
      GTest::Main
  )

  if(USE_SYSTEM_LIB)
    target_link_libraries(${TEST_TARGET} PRIVATE roc::rocprim)
  else()
    target_link_libraries(${TEST_TARGET} PRIVATE rocprim)
  endif()

  if(USE_HIPCXX)
    target_link_libraries(${TEST_TARGET}
      PRIVATE
      $<IF:$<LINK_LANGUAGE:HIP>,hip::host,hip::device>
    )
  else()
    target_link_libraries(${TEST_TARGET}
      PRIVATE
      hip::device)
  endif()

  target_compile_options(${TEST_TARGET}
    PRIVATE
      $<$<CXX_COMPILER_ID:MSVC>:
        /bigobj # number of sections exceeded object file format limit: compile with /bigobj
      >
  )

  set_target_properties(${TEST_TARGET}
    PROPERTIES
      RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/test"
  )

  add_relative_test(${TEST_NAME} ${TEST_TARGET} ${DEFAULT_GPU_RESOURCE})
  if (WIN32 AND NOT DEFINED DLLS_COPIED)
    set(DLLS_COPIED "YES")
    set(DLLS_COPIED ${DLLS_COPIED} PARENT_SCOPE)
    # for now adding in all .dll as dependency chain is not cmake based on win32
    file( GLOB third_party_dlls
    LIST_DIRECTORIES ON
    CONFIGURE_DEPENDS
    ${HIP_DIR}/bin/*.dll
    ${CMAKE_SOURCE_DIR}/rtest.*
    )
    foreach( file_i ${third_party_dlls})
      add_custom_command( TARGET ${TEST_TARGET} POST_BUILD COMMAND ${CMAKE_COMMAND} ARGS -E copy_if_different ${file_i} ${PROJECT_BINARY_DIR}/test )
    endforeach( file_i )
  endif()
endfunction()

# ****************************************************************************
# Tests
# ****************************************************************************

# HIP tests without using rocPRIM
add_hip_test("hip.device_api" hip/test_hip_api.cpp)
add_hip_test("hip.async_copy" hip/test_hip_async_copy.cpp)
add_hip_test("hip.ordered_block_id" hip/test_ordered_block_id.cpp)

# rocPRIM test
add_subdirectory(rocprim)

# hipGraph tests
add_hip_test("hipgraph.basic" hipgraph/test_hipgraph_basic.cpp)
add_hip_test("hipgraph.algs" hipgraph/test_hipgraph_algs.cpp)

# ****************************************************************************
# Test Filter Standardization
# ****************************************************************************

if(EXISTS "${ROCM_LIBRARIES_ROOT}/shared/ctest/TestCategories.cmake")
    include("${ROCM_LIBRARIES_ROOT}/shared/ctest/TestCategories.cmake")

    message(STATUS "Applying test categories for rocprim")
    get_property(_rp_pairs GLOBAL PROPERTY ROCPRIM_TEST_TARGET_RESOURCE_PAIRS)
    list(REMOVE_DUPLICATES _rp_pairs)
    foreach(_rp_pair IN LISTS _rp_pairs)
        string(REPLACE "|" ";" _rp_parts "${_rp_pair}")
        list(GET _rp_parts 0 _rp_t)
        list(GET _rp_parts 1 _rp_rg)
        get_target_property(_rp_dir ${_rp_t} RUNTIME_OUTPUT_DIRECTORY)
        apply_test_category_labels(${_rp_t}
            "${CMAKE_CURRENT_SOURCE_DIR}/test_categories.yaml"
            "${_rp_dir}" "${INSTALL_TEST_FILE}" "${_rp_rg}")
    endforeach()

else()
    message(
        STATUS
        "Shared CTest categories not found at "
        "${CMAKE_CURRENT_SOURCE_DIR}/TestCategories.cmake - "
        "skipping rocprim test category labels"
    )
endif()

if (ROCPRIM_INSTALL)
  rocm_install(
      FILES "${INSTALL_TEST_FILE}"
      DESTINATION "${CMAKE_INSTALL_BINDIR}/${PROJECT_NAME}"
      COMPONENT tests
      RENAME "CTestTestfile.cmake"
  )
endif()

# Build the executable used for generating the resource spec file.
add_executable(generate_resource_spec ${CMAKE_SOURCE_DIR}/test/generate_resource_spec.cpp)
set_target_properties(generate_resource_spec PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}")
target_link_libraries(generate_resource_spec PRIVATE hip::host)
# This test may still get the offload-compress flag passed. Since it does not include any kernel
# code it will give an unused-command-line-argument warning.
target_compile_options(generate_resource_spec PRIVATE "-Wno-unused-command-line-argument")

# Install the executable using the standard install command instead of rocm_install
# since we want to put it in a custom DESTINATION (rocm_install does not support
# the DESTINATION option for TARGETS).
set_property(TARGET generate_resource_spec APPEND PROPERTY INSTALL_RPATH "$ORIGIN/../../lib")
install(
    TARGETS generate_resource_spec
    DESTINATION "${CMAKE_INSTALL_BINDIR}/${PROJECT_NAME}"
    COMPONENT tests
)