mcs/tests/test-77.cs

   1 //
   2 // Tests the various string implicit conversions
   3 //
   4
   5 class XX {
   6
   7         enum X {
   8                 A = 1
   9         }
  10
  11         public static int Main ()
  12         {
  13                 int one = 1;
  14                 int two = 2;
  15
  16                 if (("a" + "b") != "ab")
  17                         return 1;
  18
  19                 if (("one" + one) != "one1")
  20                         return 2;
  21
  22                 if ((one + "one") != "1one")
  23                         return 3;
  24
  25                 if ((one + "two" + two) != "1two2")
  26                         return 4;
  27
  28                 if ((X.A + "a") != "Aa")
  29                         return 5;
  30
  31                 if (((int)X.A) + "a" != "1a")
  32                         return 6;
  33
  34                 if ((1 + " " + "hello") != "1 hello")
  35                         return 7;
  36
  37                 const string s1 = null + (string)null;
  38                 const string s2 = (string)null + null;
  39
  40                 string s;
  41                 s = (string)null + null;
  42                 if (s.Length != 0)
  43                         return 8;
  44
  45                 s = null + (string)null;
  46                 if (s.Length != 0)
  47                         return 9;
  48
  49                 s = (object)null + null;
  50                 if (s.Length != 0)
  51                         return 10;
  52
  53                 s = null + (object)null;
  54                 if (s.Length != 0)
  55                         return 11;
  56
  57                 s = (object)1 + null;
  58                 if (s != "1")
  59                         return 12;
  60
  61                 s = (string)null + (object)null;
  62                 if (s.Length != 0)
  63                         return 13;
  64
  65                 s = (object)null + (string)null;
  66                 if (s.Length != 0)
  67                         return 14;
  68
  69                 System.Console.WriteLine ("test ok");
  70                 return 0;
  71         }
  72 }
  73