Remove ROSNotOKException (#458)

Co-authored-by: Immanuel Martini <[email protected]>

pilz_control/test/pjtc_test_helper.h

@@ -30,8 +30,6 @@
 
 #include <control_msgs/FollowJointTrajectoryActionGoal.h>
 
-#include <pilz_testutils/ros_not_ok_exception.h>
-
 #include "robot_mock.h"
 
 namespace pilz_joint_trajectory_controller_test
@@ -110,7 +108,7 @@ static ros::Duration getGoalDuration(const control_msgs::FollowJointTrajectoryGo
  * @param update_func Update function. If non-empty, the following is done periodically:
  * - Make progress in simulated ros::Time,
  * - Invoke update_func.
- * @throws ROSNotOkException if ros::ok() returned false
+ * @throws std::runtime_error if ros::ok() returned false
  */
 static bool waitFor(const std::function<bool()>& is_condition_fulfilled, const std::chrono::milliseconds& timeout,
                     const UpdateFunc& update_func = UpdateFunc())
@@ -136,7 +134,7 @@ static bool waitFor(const std::function<bool()>& is_condition_fulfilled, const s
 
   if (!ros::ok())
   {
-    throw pilz_testutils::ROSNotOkException("Expected ros::ok() to be true while waiting for some condition.");
+    throw std::runtime_error("Expected ros::ok() to be true while waiting for some condition.");
   }
 
   return false;