public void AddEventHandler_RemoveEventHandler(EventInfo eventInfo, EI_Class target, Delegate handler, int expectedStaticVariable)
{
// Add and make sure we bound the event.
eventInfo.AddEventHandler(target, handler);
target?.InvokeAllEvents();
EI_Class.InvokeStaticEvent();
Assert.Equal(expectedStaticVariable, EI_Class.AddEventHandler_RemoveEventHandler_Test_TrackingVariable);
EI_Class.AddEventHandler_RemoveEventHandler_Test_TrackingVariable = 0; // Reset
// Remove and make sure we unbound the event.
eventInfo.RemoveEventHandler(target, handler);
target?.InvokeAllEvents();
EI_Class.InvokeStaticEvent();
Assert.Equal(0, EI_Class.AddEventHandler_RemoveEventHandler_Test_TrackingVariable);
}
