mono/tests/bug-60843.cs

   1 using System;
   2 using System.Runtime.CompilerServices;
   3
   4 class A : Attribute
   5 {
   6     public object X;
   7
   8     public static void Main()
   9     {
  10         var x = (C<int>.E)AttributeTest(typeof(C<>.E));
  11         Assert(C<int>.E.V == x);
  12         var y = (C<int>.E2[])AttributeTest(typeof(C<>.E2));
  13         Assert(y.Length == 2);
  14         Assert(y[0] == C<int>.E2.A);
  15         Assert(y[1] == C<int>.E2.B);
  16     }
  17
  18     public static object AttributeTest (Type t) {
  19         var cas = t.GetCustomAttributes(false);
  20         Assert(cas.Length == 1);
  21         Assert(cas[0] is A);
  22         var a = (A)cas[0];
  23         return a.X;
  24     }
  25
  26     private static int AssertCount = 0;
  27
  28     public static void Assert (
  29         bool b,
  30         [CallerFilePath] string sourceFile = null,
  31         [CallerLineNumber] int lineNumber = 0
  32     ) {
  33         AssertCount++;
  34
  35         if (!b) {
  36             Console.Error.WriteLine($"Assert failed at {sourceFile}:{lineNumber}");
  37             Environment.Exit(AssertCount);
  38         }
  39     }
  40 }
  41
  42 public class C<T>
  43 {
  44     [A(X = C<int>.E.V)]
  45     public enum E { V }
  46
  47     [A(X = new [] { C<int>.E2.A, C<int>.E2.B })]
  48     public enum E2 { A, B }
  49 }