# Copyright 2021 The Draco Authors
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.

if(DRACO_CMAKE_DRACO_TESTS_CMAKE)
  return()
endif()
set(DRACO_CMAKE_DRACO_TESTS_CMAKE 1)

# The factory tests are in a separate target to avoid breaking tests that rely
# on file I/O via the factories. The fake reader and writer implementations
# interfere with normal file I/O function.
set(draco_factory_test_sources
    "${draco_src_root}/io/file_reader_factory_test.cc"
    "${draco_src_root}/io/file_writer_factory_test.cc")

list(
  APPEND draco_test_common_sources
         "${draco_src_root}/core/draco_test_base.h"
         "${draco_src_root}/core/draco_test_utils.cc"
         "${draco_src_root}/core/draco_test_utils.h"
         "${draco_src_root}/core/status.cc")

list(
  APPEND
    draco_test_sources
    "${draco_src_root}/animation/keyframe_animation_encoding_test.cc"
    "${draco_src_root}/animation/keyframe_animation_test.cc"
    "${draco_src_root}/attributes/point_attribute_test.cc"
    "${draco_src_root}/compression/attributes/point_d_vector_test.cc"
    "${draco_src_root}/compression/attributes/prediction_schemes/prediction_scheme_normal_octahedron_canonicalized_transform_test.cc"
    "${draco_src_root}/compression/attributes/prediction_schemes/prediction_scheme_normal_octahedron_transform_test.cc"
    "${draco_src_root}/compression/attributes/sequential_integer_attribute_encoding_test.cc"
    "${draco_src_root}/compression/bit_coders/rans_coding_test.cc"
    "${draco_src_root}/compression/decode_test.cc"
    "${draco_src_root}/compression/encode_test.cc"
    "${draco_src_root}/compression/entropy/shannon_entropy_test.cc"
    "${draco_src_root}/compression/entropy/symbol_coding_test.cc"
    "${draco_src_root}/compression/mesh/mesh_edgebreaker_encoding_test.cc"
    "${draco_src_root}/compression/mesh/mesh_encoder_test.cc"
    "${draco_src_root}/compression/point_cloud/point_cloud_kd_tree_encoding_test.cc"
    "${draco_src_root}/compression/point_cloud/point_cloud_sequential_encoding_test.cc"
    "${draco_src_root}/core/buffer_bit_coding_test.cc"
    "${draco_src_root}/core/math_utils_test.cc"
    "${draco_src_root}/core/quantization_utils_test.cc"
    "${draco_src_root}/core/status_test.cc"
    "${draco_src_root}/core/vector_d_test.cc"
    "${draco_src_root}/io/file_reader_test_common.h"
    "${draco_src_root}/io/file_utils_test.cc"
    "${draco_src_root}/io/file_writer_utils_test.cc"
    "${draco_src_root}/io/stdio_file_reader_test.cc"
    "${draco_src_root}/io/stdio_file_writer_test.cc"
    "${draco_src_root}/io/obj_decoder_test.cc"
    "${draco_src_root}/io/obj_encoder_test.cc"
    "${draco_src_root}/io/ply_decoder_test.cc"
    "${draco_src_root}/io/ply_reader_test.cc"
    "${draco_src_root}/io/stl_decoder_test.cc"
    "${draco_src_root}/io/stl_encoder_test.cc"
    "${draco_src_root}/io/point_cloud_io_test.cc"
    "${draco_src_root}/mesh/corner_table_test.cc"
    "${draco_src_root}/mesh/mesh_are_equivalent_test.cc"
    "${draco_src_root}/mesh/mesh_cleanup_test.cc"
    "${draco_src_root}/mesh/triangle_soup_mesh_builder_test.cc"
    "${draco_src_root}/metadata/metadata_encoder_test.cc"
    "${draco_src_root}/metadata/metadata_test.cc"
    "${draco_src_root}/point_cloud/point_cloud_builder_test.cc"
    "${draco_src_root}/point_cloud/point_cloud_test.cc")

if(DRACO_TRANSCODER_SUPPORTED)
  list(
    APPEND draco_test_sources
           "${draco_src_root}/animation/animation_test.cc"
           "${draco_src_root}/io/gltf_decoder_test.cc"
           "${draco_src_root}/io/gltf_encoder_test.cc"
           "${draco_src_root}/io/gltf_utils_test.cc"
           "${draco_src_root}/io/gltf_test_helper.cc"
           "${draco_src_root}/io/gltf_test_helper.h"
           "${draco_src_root}/io/scene_io_test.cc"
           "${draco_src_root}/io/texture_io_test.cc"
           "${draco_src_root}/material/material_library_test.cc"
           "${draco_src_root}/material/material_test.cc"
           "${draco_src_root}/metadata/property_table_test.cc"
           "${draco_src_root}/metadata/structural_metadata_test.cc"
           "${draco_src_root}/scene/instance_array_test.cc"
           "${draco_src_root}/scene/light_test.cc"
           "${draco_src_root}/scene/mesh_group_test.cc"
           "${draco_src_root}/scene/scene_test.cc"
           "${draco_src_root}/scene/scene_are_equivalent_test.cc"
           "${draco_src_root}/scene/scene_utils_test.cc"
           "${draco_src_root}/scene/trs_matrix_test.cc"
           "${draco_src_root}/texture/texture_library_test.cc"
           "${draco_src_root}/texture/texture_map_test.cc"
           "${draco_src_root}/texture/texture_transform_test.cc")

endif()

macro(draco_setup_test_targets)
  if(DRACO_TESTS)
    draco_setup_googletest()

    if(NOT (EXISTS ${draco_gtest_all} AND EXISTS ${draco_gtest_main}))
      message(FATAL_ERROR "googletest missing, run git submodule update --init")
    endif()

    list(APPEND draco_test_defines GTEST_HAS_PTHREAD=0)

    draco_add_library(
      TEST
      NAME draco_test_common
      TYPE STATIC
      SOURCES ${draco_test_common_sources}
      DEFINES ${draco_defines} ${draco_test_defines}
      INCLUDES ${draco_test_include_paths})

    draco_add_library(
      TEST
      NAME draco_gtest
      TYPE STATIC
      SOURCES ${draco_gtest_all}
      DEFINES ${draco_defines} ${draco_test_defines}
      INCLUDES ${draco_test_include_paths})

    draco_add_library(
      TEST
      NAME draco_gtest_main
      TYPE STATIC
      SOURCES ${draco_gtest_main}
      DEFINES ${draco_defines} ${draco_test_defines}
      INCLUDES ${draco_test_include_paths})

    set(DRACO_TEST_DATA_DIR "${draco_root}/testdata")
    set(DRACO_TEST_TEMP_DIR "${draco_build}/draco_test_temp")
    set(DRACO_TEST_ROOT_DIR "${draco_root}")
    file(MAKE_DIRECTORY "${DRACO_TEST_TEMP_DIR}")

    # Sets DRACO_TEST_DATA_DIR and DRACO_TEST_TEMP_DIR.
    configure_file("${draco_root}/cmake/draco_test_config.h.cmake"
                   "${draco_build}/testing/draco_test_config.h")

    # Create the test targets.
    draco_add_executable(
      TEST
      NAME draco_tests
      SOURCES ${draco_test_sources}
      DEFINES ${draco_defines} ${draco_test_defines}
      INCLUDES ${draco_test_include_paths}
      LIB_DEPS ${draco_dependency} draco_gtest draco_gtest_main
               draco_test_common)

    draco_add_executable(
      TEST
      NAME draco_factory_tests
      SOURCES ${draco_factory_test_sources}
      DEFINES ${draco_defines} ${draco_test_defines}
      INCLUDES ${draco_test_include_paths}
      LIB_DEPS ${draco_dependency} draco_gtest draco_gtest_main
               draco_test_common)


  endif()
endmacro()