blendfile_loading_base_test.cc

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/* SPDX-FileCopyrightText: 2019 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
#include "blendfile_loading_base_test.h"
 
#include "MEM_guardedalloc.h"
 
#include "BKE_appdir.hh"
#include "BKE_blender.hh"
#include "BKE_callbacks.hh"
#include "BKE_context.hh"
#include "BKE_global.hh"
#include "BKE_idtype.hh"
#include "BKE_image.hh"
#include "BKE_layer.hh"
#include "BKE_lib_id.hh"
#include "BKE_main.hh"
#include "BKE_mball_tessellate.hh"
#include "BKE_modifier.hh"
#include "BKE_node.hh"
#include "BKE_scene.hh"
#include "BKE_vfont.hh"
 
#include "BLF_api.hh"
 
#include "BLI_listbase.h"
#include "BLI_path_utils.hh"
#include "BLI_threads.h"
 
#include "BLO_readfile.hh"
 
#include "DEG_depsgraph.hh"
#include "DEG_depsgraph_build.hh"
 
#include "DNA_genfile.h" /* for DNA_sdna_current_init() */
#include "DNA_windowmanager_types.h"
 
#include "IMB_imbuf.hh"
 
#include "ED_datafiles.h"
 
#include "RNA_define.hh"
 
#include "SEQ_modifier.hh"
 
#include "WM_api.hh"
#include "wm.hh"
 
#include "CLG_log.h"
 
void BlendfileLoadingBaseTest::SetUpTestCase()
{
  testing::Test::SetUpTestCase();
 
  /* Minimal code to make loading a blendfile and constructing a depsgraph not crash, copied from
   * main() in creator.c. */
  CLG_init();
  BLI_threadapi_init();
 
  DNA_sdna_current_init();
  BKE_blender_globals_init();
 
  BKE_idtype_init();
  BKE_appdir_init();
  IMB_init();
  BKE_modifier_init();
  blender::seq::modifiers_init();
  DEG_register_node_types();
  RNA_init();
  blender::bke::node_system_init();
  BKE_callback_global_init();
  BKE_vfont_builtin_register(datatoc_bfont_pfb, datatoc_bfont_pfb_size);
  BLF_init();
 
  BKE_blender_globals_main_replace(BKE_main_new());
 
  G.background = true;
  G.factory_startup = true;
 
  /* Allocate a dummy window manager. The real window manager will try and load Python scripts from
   * the release directory, which it won't be able to find. */
  ASSERT_EQ(G.main->wm.first, nullptr);
  wmWindowManager *wm = BKE_id_new<wmWindowManager>(G.main, "WMdummy");
  wm->runtime = MEM_new<blender::bke::WindowManagerRuntime>(__func__);
}
 
void BlendfileLoadingBaseTest::TearDownTestCase()
{
  /* Copied from WM_exit_ex() in wm_init_exit.cc, and cherry-picked those lines that match the
   * allocation/initialization done in SetUpTestCase(). */
  BKE_blender_free();
  RNA_exit();
 
  BLF_exit();
  DEG_free_node_types();
  DNA_sdna_current_free();
  BLI_threadapi_exit();
 
  BKE_blender_atexit();
 
  BKE_tempdir_session_purge();
  BKE_appdir_exit();
  CLG_exit();
 
  testing::Test::TearDownTestCase();
}
 
void BlendfileLoadingBaseTest::TearDown()
{
  BKE_mball_cubeTable_free();
  blendfile_free();
  depsgraph_free();
 
  testing::Test::TearDown();
}
 
bool BlendfileLoadingBaseTest::blendfile_load(const char *filepath)
{
  const std::string &test_assets_dir = blender::tests::flags_test_asset_dir();
  if (test_assets_dir.empty()) {
    return false;
  }
 
  char abspath[FILE_MAX];
  BLI_path_join(abspath, sizeof(abspath), test_assets_dir.c_str(), filepath);
 
  BlendFileReadReport bf_reports = {};
  bfile = BLO_read_from_file(abspath, BLO_READ_SKIP_NONE, &bf_reports);
  if (bfile == nullptr) {
    ADD_FAILURE() << "Unable to load file '" << filepath << "' from test assets dir '"
                  << test_assets_dir << "'";
    return false;
  }
 
  /* Make sure that all view_layers in the file are synced. Depsgraph can make a copy of the whole
   * scene, which will fail when one view layer isn't synced. */
  LISTBASE_FOREACH (ViewLayer *, view_layer, &bfile->curscene->view_layers) {
    BKE_view_layer_synced_ensure(bfile->curscene, view_layer);
  }
 
  return true;
}
 
void BlendfileLoadingBaseTest::blendfile_free()
{
  if (bfile == nullptr) {
    return;
  }
 
  BLO_blendfiledata_free(bfile);
  bfile = nullptr;
}
 
void BlendfileLoadingBaseTest::depsgraph_create(eEvaluationMode depsgraph_evaluation_mode)
{
  depsgraph = DEG_graph_new(
      bfile->main, bfile->curscene, bfile->cur_view_layer, depsgraph_evaluation_mode);
  DEG_graph_build_from_view_layer(depsgraph);
  BKE_scene_graph_update_tagged(depsgraph, bfile->main);
}
 
void BlendfileLoadingBaseTest::depsgraph_free()
{
  if (depsgraph == nullptr) {
    return;
  }
  DEG_graph_free(depsgraph);
  depsgraph = nullptr;
}