colmap/src/util/opengl_utils_test.cc

// Copyright (c) 2022, ETH Zurich and UNC Chapel Hill.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
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//     * Redistributions in binary form must reproduce the above copyright
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//     * Neither the name of ETH Zurich and UNC Chapel Hill nor the names of
//       its contributors may be used to endorse or promote products derived
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// Author: Johannes L. Schoenberger (jsch-at-demuc-dot-de)

#define TEST_NAME "util/opengl_utils"
#include "util/testing.h"

#include <thread>

#include <QApplication>

#include "util/opengl_utils.h"

using namespace colmap;

BOOST_AUTO_TEST_CASE(TestOpenGLContextManager) {
  char app_name[] = "Test";
  int argc = 1;
  char* argv[] = {app_name};
  QApplication app(argc, argv);

  if (!OpenGLContextManager::HasOpenGL()) {
    return;
  }

  OpenGLContextManager manager;

  std::thread thread([&manager]() {
    manager.MakeCurrent();
    manager.MakeCurrent();
    qApp->exit();
  });

  app.exec();
  thread.join();
}

BOOST_AUTO_TEST_CASE(TestRunThreadWithOpenGLContext) {
  char app_name[] = "Test";
  int argc = 1;
  char* argv[] = {app_name};
  QApplication app(argc, argv);

  if (!OpenGLContextManager::HasOpenGL()) {
    return;
  }

  class TestThread : public Thread {
   private:
    void Run() { opengl_context_.MakeCurrent(); }
    OpenGLContextManager opengl_context_;
  };

  TestThread thread;
  RunThreadWithOpenGLContext(&thread);
}