blendfile_loading_base_test.h

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/* SPDX-FileCopyrightText: 2019 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include "DEG_depsgraph.hh"
#include "testing/testing.h"
 
struct BlendFileData;
struct Depsgraph;
 
class BlendfileLoadingBaseTest : public testing::Test {
 protected:
  struct BlendFileData *bfile = nullptr;
  struct Depsgraph *depsgraph = nullptr;
 
 public:
  /* Sets up Blender just enough to not crash on loading
   * a blendfile and constructing a depsgraph. */
  static void SetUpTestCase();
  static void TearDownTestCase();
 
 protected:
  /* Frees the depsgraph & blendfile. */
  virtual void TearDown();
 
  /* Loads a blend file from the tests/data directory from SVN.
   * Returns 'ok' flag (true=good, false=bad) and sets `this->bfile`.
   * Fails the test if the file cannot be loaded (still returns though).
   * Requires the CLI argument `--test-asset-dir` to point to `../tests/data`.
   *
   * WARNING: only files saved with Blender 2.80+ can be loaded. Since Blender
   * is only partially initialized (most importantly, without window manager),
   * the space types are not registered, so any versioning code that handles
   * those will SEGFAULT.
   */
  bool blendfile_load(const char *filepath);
  /* Free bfile if it is not nullptr. */
  void blendfile_free();
 
  /* Create a depsgraph. Assumes a blend file has been loaded to this->bfile. */
  virtual void depsgraph_create(eEvaluationMode depsgraph_evaluation_mode);
  /* Free the depsgraph if it's not nullptr. */
  virtual void depsgraph_free();
};