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Diffstat (limited to 'source/blender/io/usd/tests/usd_stage_creation_test.cc')
-rw-r--r-- | source/blender/io/usd/tests/usd_stage_creation_test.cc | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/source/blender/io/usd/tests/usd_stage_creation_test.cc b/source/blender/io/usd/tests/usd_stage_creation_test.cc new file mode 100644 index 00000000000..e6bd0bab6ce --- /dev/null +++ b/source/blender/io/usd/tests/usd_stage_creation_test.cc @@ -0,0 +1,70 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2019 Blender Foundation. + * All rights reserved. + */ +#include "testing/testing.h" +#include <pxr/usd/usd/stage.h> + +#include <string> + +#include "BLI_path_util.h" +#include "BLI_utildefines.h" + +#include "BKE_appdir.h" + +extern "C" { +/* Workaround to make it possible to pass a path at runtime to USD. See creator.c. */ +void usd_initialise_plugin_path(const char *datafiles_usd_path); +} + +namespace blender::io::usd { + +class USDStageCreationTest : public testing::Test { +}; + +TEST_F(USDStageCreationTest, JSONFileLoadingTest) +{ + const std::string &release_dir = blender::tests::flags_test_release_dir(); + if (release_dir.empty()) { + FAIL(); + } + + char usd_datafiles_dir[FILE_MAX]; + BLI_path_join(usd_datafiles_dir, FILE_MAX, release_dir.c_str(), "datafiles", "usd", nullptr); + + usd_initialise_plugin_path(usd_datafiles_dir); + + /* Simply the ability to create a USD Stage for a specific filename means that the extension + * has been recognized by the USD library, and that a USD plugin has been loaded to write such + * files. Practically, this is a test to see whether the USD JSON files can be found and + * loaded. */ + std::string filename = "usd-stage-creation-test.usdc"; + pxr::UsdStageRefPtr usd_stage = pxr::UsdStage::CreateNew(filename); + if (usd_stage != nullptr) { + /* Even though we don't call `usd_stage->SaveFile()`, a file is still created on the + * file-system when we call CreateNew(). It's immediately closed, though, + * so we can safely call `unlink()` here. */ + unlink(filename.c_str()); + } + else { + FAIL() << "unable to find suitable USD plugin to write " << filename + << "; re-run with the environment variable PXR_PATH_DEBUG non-empty to see which paths " + "are considered."; + } +} + +} // namespace blender::io::usd |