# ##############################################################################
# Copyright (c) 2023 - 2026 Advanced Micro Devices, Inc.
#
# 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.
#
# ##############################################################################
cmake_minimum_required(VERSION 3.10)

if(NOT DEFINED ENHANCED_MESSAGE)
  string(ASCII 27 Esc)
  set(ColourReset "${Esc}[m")
  set(Red         "${Esc}[31m")
  set(Green       "${Esc}[32m")
  set(Yellow      "${Esc}[33m")
  set(White       "${Esc}[37m")
endif()

# ROCM Path
if(DEFINED ENV{ROCM_PATH})
  set(ROCM_PATH $ENV{ROCM_PATH} CACHE PATH "Default ROCm installation path")
elseif(ROCM_PATH)
  message("-- INFO:ROCM_PATH Set -- ${ROCM_PATH}")
else()
  set(ROCM_PATH /opt/rocm CACHE PATH "Default ROCm installation path")
endif()
# Set AMD Clang as default compiler
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED On)
set(CMAKE_CXX_EXTENSIONS ON)
if (NOT DEFINED CMAKE_CXX_COMPILER)
  set(CMAKE_C_COMPILER ${ROCM_PATH}/lib/llvm/bin/amdclang)
  set(CMAKE_CXX_COMPILER ${ROCM_PATH}/lib/llvm/bin/amdclang++)
endif()

project(rocdecode-test)

# make test with CTest
enable_testing()
include(CTest)

# add ROCm find Config location
list(APPEND CMAKE_PREFIX_PATH ${ROCM_PATH}/lib/cmake)
list(APPEND CMAKE_MODULE_PATH ${ROCM_PATH}/share/rocdecode/cmake)

# find rocdecode
if(BUILD_FROM_SOURCE)
  message("-- ${White}${PROJECT_NAME}: CTests requires rocdecode installed before running CTests")
else()
  find_package(rocdecode QUIET)
  if(rocdecode_FOUND)
    message("-- ${White}${PROJECT_NAME}: rocdecode found with find_package(rocdecode QUIET)${ColourReset}")
    message("-- \t${White}rocdecode_INCLUDE_DIR -- ${rocdecode_INCLUDE_DIR}${ColourReset}")
    message("-- \t${White}rocdecode_LIB_DIR -- ${rocdecode_LIB_DIR}${ColourReset}")
    message("-- \t${White}rocdecode_LIBRARY -- ${rocdecode_LIBRARY}${ColourReset}")
    message("-- \t${White}rocdecode_FOUND -- ${rocdecode_FOUND}${ColourReset}")
    message("-- \t${White}rocdecode_VERSION -- ${rocdecode_VERSION}${ColourReset}")
    message("-- \t${White}rocdecode_VERSION_MAJOR -- ${rocdecode_VERSION_MAJOR}${ColourReset}")
    message("-- \t${White}rocdecode_VERSION_MINOR -- ${rocdecode_VERSION_MINOR}${ColourReset}")
    message("-- \t${White}rocdecode_VERSION_PATCH -- ${rocdecode_VERSION_PATCH}${ColourReset}")
  else()
    message("-- ${Yellow}${PROJECT_NAME} requires rocdecode. Install rocdecode before running CTests")
  endif(rocdecode_FOUND)
  find_package(rocdecode-host QUIET)
  if(rocdecode-host_FOUND)
    message("-- ${White}${PROJECT_NAME}: rocdecode-host found with find_package(rocdecode-host QUIET)${ColourReset}")
    message("-- \t${White}rocdecode-host_INCLUDE_DIR -- ${rocdecode-host_INCLUDE_DIR}${ColourReset}")
    message("-- \t${White}rocdecode-host_LIB_DIR -- ${rocdecode-host_LIB_DIR}${ColourReset}")
    message("-- \t${White}rocdecode-host_LIBRARY -- ${rocdecode-host_LIBRARY}${ColourReset}")
    message("-- \t${White}rocdecode-host_FOUND -- ${rocdecode-host_FOUND}${ColourReset}")
    message("-- \t${White}rocdecode-host_VERSION -- ${rocdecode-host_VERSION}${ColourReset}")
    message("-- \t${White}rocdecode-host_VERSION_MAJOR -- ${rocdecode-host_VERSION_MAJOR}${ColourReset}")
    message("-- \t${White}rocdecode-host_VERSION_MINOR -- ${rocdecode-host_VERSION_MINOR}${ColourReset}")
    message("-- \t${White}rocdecode-host_VERSION_PATCH -- ${rocdecode-host_VERSION_PATCH}${ColourReset}")
  else()
    message("-- ${Yellow}${PROJECT_NAME} rocdecode-host is optional. Install rocdecode-host to run additional tests before running CTests")
  endif(rocdecode-host_FOUND)
endif(BUILD_FROM_SOURCE)
find_package(FFmpeg QUIET)

# Check if ASAN is enabled via environment variables or compiler flags
set(ASAN_ENABLED OFF)
# Check common ASAN environment variables
if(DEFINED ENV{ASAN_OPTIONS} OR DEFINED ENV{ASAN_SYMBOLIZER_PATH} OR DEFINED ENV{LSAN_OPTIONS})
  set(ASAN_ENABLED ON)
endif()
# Check if -fsanitize=address is in the compiler flags
if(CMAKE_CXX_FLAGS MATCHES "-fsanitize=address" OR
   CMAKE_C_FLAGS MATCHES "-fsanitize=address" OR
   CMAKE_EXE_LINKER_FLAGS MATCHES "-fsanitize=address")
  set(ASAN_ENABLED ON)
endif()

# Locate the ASAN runtime library if ASAN is enabled
set(ASAN_PRELOAD "")
if(ASAN_ENABLED)
  set(ASAN_LIB_PATH "${ROCM_PATH}/lib/llvm/lib/clang")
  # Try to get the clang version from the compiler
  execute_process(
    COMMAND ${CMAKE_CXX_COMPILER} --version
    OUTPUT_VARIABLE CLANG_VERSION_OUTPUT
    OUTPUT_STRIP_TRAILING_WHITESPACE
    ERROR_QUIET
  )
  # Extract major version (e.g., "19" from "clang version 19.0.0")
  if(CLANG_VERSION_OUTPUT MATCHES "clang version ([0-9]+)")
    set(CLANG_MAJOR_VERSION "${CMAKE_MATCH_1}")
    set(ASAN_LIB_CANDIDATE "${ASAN_LIB_PATH}/${CLANG_MAJOR_VERSION}/lib/linux/libclang_rt.asan-x86_64.so")
    if(EXISTS "${ASAN_LIB_CANDIDATE}")
      set(ASAN_PRELOAD "${ASAN_LIB_CANDIDATE}")
      message("-- ${White}${PROJECT_NAME}: ASAN enabled, runtime library found -- ${ASAN_PRELOAD}${ColourReset}")
    endif()
  endif()
  # Fallback: search available versions (sorted descending) if compiler detection failed
  if(NOT ASAN_PRELOAD)
    file(GLOB CLANG_VERSION_DIRS "${ASAN_LIB_PATH}/*")
    list(SORT CLANG_VERSION_DIRS ORDER DESCENDING)
    foreach(CLANG_DIR ${CLANG_VERSION_DIRS})
      if(IS_DIRECTORY ${CLANG_DIR})
        set(ASAN_LIB_CANDIDATE "${CLANG_DIR}/lib/linux/libclang_rt.asan-x86_64.so")
        if(EXISTS "${ASAN_LIB_CANDIDATE}")
          set(ASAN_PRELOAD "${ASAN_LIB_CANDIDATE}")
          message("-- ${White}${PROJECT_NAME}: ASAN enabled, runtime library found (fallback) -- ${ASAN_PRELOAD}${ColourReset}")
          break()
        endif()
      endif()
    endforeach()
  endif()
  if(NOT ASAN_PRELOAD)
    message(WARNING "${PROJECT_NAME}: ASAN detected but libclang_rt.asan-x86_64.so not found in ${ASAN_LIB_PATH}")
  endif()
endif()

# Check if lib/rocm_sysdeps/lib exists in the ROCm path which indicates ROCm installation via TheRock
set(USING_THE_ROCK OFF)
if(EXISTS "${ROCM_PATH}/lib/rocm_sysdeps/lib")
  set(USING_THE_ROCK ON)
  set(THEROCK_SYSDEPS_LIB "${ROCM_PATH}/lib/rocm_sysdeps/lib")
  set(VA_LIBS "${THEROCK_SYSDEPS_LIB}/librocm_sysdeps_va.so.2:${THEROCK_SYSDEPS_LIB}/librocm_sysdeps_va-drm.so.2")
  if(ASAN_PRELOAD)
    set(THEROCK_ENV
      "LD_PRELOAD=${ASAN_PRELOAD}:${VA_LIBS};LIBVA_DRIVERS_PATH=${THEROCK_SYSDEPS_LIB}"
    )
  else()
    set(THEROCK_ENV
      "LD_PRELOAD=${VA_LIBS};LIBVA_DRIVERS_PATH=${THEROCK_SYSDEPS_LIB}"
    )
  endif()
endif()

# Helper macro: apply test environment (ASAN preload and/or TheRock VA libs)
macro(set_test_env TEST_NAME)
  if(USING_THE_ROCK)
    set_property(TEST ${TEST_NAME} PROPERTY ENVIRONMENT "${THEROCK_ENV}")
  elseif(ASAN_PRELOAD)
    set_property(TEST ${TEST_NAME} PROPERTY ENVIRONMENT "LD_PRELOAD=${ASAN_PRELOAD}")
  endif()
endmacro()

# Option to enable extended tests
option(ENABLE_EXTENDED_TESTS "Enable extended FFmpeg-based tests" OFF)

# 1 - videoDecodeRaw HEVC
add_test(
  NAME
    video_decodeRaw-HEVC
  COMMAND
    "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeRaw"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeRaw-HEVC"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecoderaw"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H265.265
)
set_test_env(video_decodeRaw-HEVC)

# 2 - videoDecodeRaw AVC
add_test(
  NAME
    video_decodeRaw-AVC
  COMMAND
    "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeRaw"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeRaw-AVC"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecoderaw"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H264.264
)
set_test_env(video_decodeRaw-AVC)

# 3 - videoDecodeRaw AV1
add_test(
  NAME
    video_decodeRaw-AV1
  COMMAND
    "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeRaw"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeRaw-AV1"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecoderaw"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-AV1.ivf
)
set_test_env(video_decodeRaw-AV1)

# 4 - videoDecodeRaw VP9
add_test(
  NAME
    video_decodeRaw-VP9
  COMMAND
    "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeRaw"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeRaw-VP9"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecoderaw"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-VP9.ivf
)
set_test_env(video_decodeRaw-VP9)

# 5 - rocdecDecode
add_test(
  NAME
    rocdec_Decode-HEVC
  COMMAND
    "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/rocdecDecode"
                              "${CMAKE_CURRENT_BINARY_DIR}/rocdecDecode"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "rocdecdecode"
            -i ${ROCM_PATH}/share/rocdecode/frames
)
set_test_env(rocdec_Decode-HEVC)

# 6 - rocDecodeNegativeApiTests
add_test(
  NAME
  rocDecode_Negative_API_Tests
  COMMAND
    "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/test/rocDecodeNegativeApiTests"
                              "${CMAKE_CURRENT_BINARY_DIR}/rocdecodenegativetest"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "rocdecodenegativetest"
)
set_test_env(rocDecode_Negative_API_Tests)

if(FFMPEG_FOUND AND ENABLE_EXTENDED_TESTS)
  # 7 - videoDecode HEVC
  add_test(
    NAME
      video_decode-HEVC
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecode"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecode-HEVC"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecode"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H265.mp4
  )
  set_test_env(video_decode-HEVC)

  # 8 - videoDecode AVC
  add_test(
    NAME
      video_decode-AVC
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecode"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecode-AVC"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecode"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H264.mp4
  )
  set_test_env(video_decode-AVC)

  # 9 - videoDecode AV1
  add_test(
    NAME
      video_decode-AV1
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecode"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecode-AV1"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecode"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-AV1.mp4
  )
  set_test_env(video_decode-AV1)

  # 10 - videoDecode VP9
  add_test(
    NAME
      video_decode-VP9
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecode"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecode-VP9"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecode"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-VP9.ivf
  )
  set_test_env(video_decode-VP9)

  # 11 - videoDecodePerf
  add_test(
    NAME
      video_decodePerf-HEVC
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodePerf"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodePerf"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecodeperf"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H265.mp4
  )
  set_test_env(video_decodePerf-HEVC)

  # 12 - videoDecodeBatch
  add_test(
    NAME
      video_decodeBatch
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeBatch"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeBatch"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecodebatch"
            -i ${ROCM_PATH}/share/rocdecode/video/ -t 2
  )
  set_test_env(video_decodeBatch)

  # 13 - videoDecodeRGB
  add_test(
    NAME
      video_decodeRGB-HEVC
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeRGB"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeRGB"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecodergb"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H265.mp4 -of rgb
  )
  set_test_env(video_decodeRGB-HEVC)

  # 14 - videoDecodeMem
  add_test(
    NAME
      video_decodeMem-HEVC
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeMem"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeMem"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecodemem"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H265.mp4
  )
  set_test_env(video_decodeMem-HEVC)

  # 15 - videoDecodeRGBResize
  add_test(
    NAME
      video_decodeRGB-Resize
    COMMAND
      "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecodeRGB"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecodeRGB-Resize"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecodergb"
            -i "${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H265.mp4" -resize 640x360 -of rgb
  )
  set_test_env(video_decodeRGB-Resize)

  if(rocdecode-host_FOUND AND NOT USING_THE_ROCK)
    # 16 - videoDecode Host backend
    add_test(
      NAME
        video_decode-Host-Backend
      COMMAND
        "${CMAKE_CTEST_COMMAND}"
            --build-and-test "${ROCM_PATH}/share/rocdecode/samples/videoDecode"
                              "${CMAKE_CURRENT_BINARY_DIR}/videoDecode-Host"
            --build-generator "${CMAKE_GENERATOR}"
            --test-command "videodecode"
            -i ${ROCM_PATH}/share/rocdecode/video/AMD_driving_virtual_20-H265.mp4
            -backend 1
    )
  else()
    if(NOT rocdecode-host_FOUND)
      message("-- ${Yellow}${PROJECT_NAME} rocdecode-host NOT found. rocdecode tests requiring rocdecode-host excluded")
    endif()
  endif(rocdecode-host_FOUND AND NOT USING_THE_ROCK)
else()
  if(NOT FFMPEG_FOUND)
    message("-- ${Yellow}${PROJECT_NAME} FFmpeg NOT found. rocdecode tests requiring FFmpeg excluded")
  endif()
endif(FFMPEG_FOUND AND ENABLE_EXTENDED_TESTS)