mcs/tests/test-136.cs

   1 //
   2 // Tests that explicit and normal implementations of methods are handled
   3 // properly.  Before we used to have the normal method implementation
   4 // "implement" the classes, so that it would go into an infinite loop.
   5 // (bug #26334)
   6 //
   7 // Now explicit implementations are defined first.
   8 //
   9 using System;
  10
  11 public interface IDiagnostic
  12 {
  13         void Stop();
  14 }
  15 public interface IAutomobile
  16 {
  17         void Stop();
  18 }
  19
  20 public class MyCar: IAutomobile, IDiagnostic {
  21         public bool diag_stop, car_stop, auto_stop;
  22
  23         void IDiagnostic.Stop() {
  24                 diag_stop = true;
  25         }
  26
  27         public void Stop() {
  28                 car_stop = true;
  29                 IAutomobile self = (IAutomobile)this; // cast this
  30                 self.Stop(); // forwarding call
  31         }
  32
  33         void IAutomobile.Stop()
  34         {
  35                 auto_stop = true;
  36         }
  37 }
  38
  39 class TestConflict {
  40         public static int Main ()
  41         {
  42                 MyCar car1 = new MyCar();
  43                 car1.Stop(); // calls the IAutomobile.Stop implementation
  44
  45                 IDiagnostic car2 = new MyCar();
  46                 car2.Stop();
  47
  48                 IAutomobile car3 = new MyCar();
  49                 car3.Stop();
  50
  51                 if (!car1.car_stop)
  52                         return 1;
  53
  54                 if (car1.diag_stop)
  55                         return 2;
  56
  57                 Console.WriteLine ("ok");
  58                 return 0;
  59         }
  60 }