public void Test_Find_FindsCourseInDatabase()
        {
            Course testCourse = new Course("Intro to programming",975,"Epicodus","5 weeks");
              testCourse.Save();

              Course foundCourse = Course.Find(testCourse.GetId());

              Assert.Equal(testCourse, foundCourse);
        }
        public void Test_Save_AssignsIdToObject()
        {
            Course testCourse=new Course("Intro to programming",975,"Epicodus","5 weeks");

              testCourse.Save();
              Course savedCourse = Course.GetAll()[0];
              int result=savedCourse.GetId();
              int testId=testCourse.GetId();

              Assert.Equal(testId,result);
        }