##
## Copyright (c) 2017, Alliance for Open Media. All rights reserved
##
## This source code is subject to the terms of the BSD 2 Clause License and
## the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
## was not distributed with this source code in the LICENSE file, you can
## obtain it at www.aomedia.org/license/software. If the Alliance for Open
## Media Patent License 1.0 was not distributed with this source code in the
## PATENTS file, you can obtain it at www.aomedia.org/license/patent.
##
include("${AOM_ROOT}/test/test_data_util.cmake")

if (NOT AOM_ROOT OR NOT AOM_CONFIG_DIR OR NOT AOM_TEST_FILE
    OR NOT AOM_TEST_CHECKSUM)
  message(FATAL_ERROR
          "AOM_ROOT, AOM_CONFIG_DIR, AOM_TEST_FILE and AOM_TEST_CHECKSUM must be
          defined.")
endif ()

set(AOM_TEST_DATA_URL
    "http://storage.googleapis.com/downloads.webmproject.org/test_data/libvpx")

if (NOT AOM_TEST_DATA_PATH)
  set(AOM_TEST_DATA_PATH "$ENV{LIBAOM_TEST_DATA_PATH}")
endif ()

if ("${AOM_TEST_DATA_PATH}" STREQUAL "")
  message(WARNING "Writing test data to ${AOM_CONFIG_DIR}, set "
          "$LIBAOM_TEST_DATA_PATH in your environment to avoid this warning.")
  set(AOM_TEST_DATA_PATH "${AOM_CONFIG_DIR}")
endif ()

if (NOT EXISTS "${AOM_TEST_DATA_PATH}")
  file(MAKE_DIRECTORY "${AOM_TEST_DATA_PATH}")
endif ()

expand_test_file_paths("AOM_TEST_FILE" "${AOM_TEST_DATA_PATH}" "filepath")
expand_test_file_paths("AOM_TEST_FILE" "${AOM_TEST_DATA_URL}" "url")

check_file("${filepath}" "${AOM_TEST_CHECKSUM}" "needs_download")
if (needs_download)
  download_test_file("${url}" "${AOM_TEST_CHECKSUM}" "${filepath}")
endif ()