public void T6_UpdateAll()
{
//Arrange
DateTime Date1 = new DateTime(2016, 08, 01);
Student student1 = new Student("Jon", "Jone", "*****@*****.**", "/img/jon.jpg", Date1);
student1.Save();
Student currentStudent = new Student("Jon", "Jone", "*****@*****.**", "/img/jon.jpg", Date1, student1.GetId());
//Act
student1.UpdateAll(currentStudent);
// student1.UpdateAll(currentStudent);
// static void .. error CS0176: Member 'Student.UpdateAll(Student)' cannot be accessed with an instance reference; qualify it with a type name instead
//Assert
Assert.Equal(currentStudent, student1);
}