mcs/tests/test-async-69.cs

   1 using System;
   2 using System.Threading.Tasks;
   3
   4 class Test
   5 {
   6         static bool fin;
   7
   8         static async Task<int> YieldValue (int a)
   9         {
  10                 await Task.Yield ();
  11                 return a;
  12         }
  13
  14         static async Task<int> TestFinallyWithReturn (int value)
  15         {
  16                 fin = false;
  17                 try {
  18                         if (value > 4)
  19                                 return 5;
  20
  21                         value += 10;
  22                         Console.WriteLine ("try");
  23                 } finally {
  24                         fin = true;
  25                         Console.WriteLine ("finally");
  26                         value += await YieldValue (100);
  27                 }
  28
  29                 value += 1000;
  30                 Console.WriteLine ("over");
  31
  32                 return value;
  33         }
  34
  35         static async Task TestFinallyWithReturnNoValue (int value)
  36         {
  37                 fin = false;
  38                 try {
  39                         if (value > 4)
  40                                 return;
  41
  42                         value += 10;
  43                         Console.WriteLine ("try");
  44                 } finally {
  45                         fin = true;
  46                         Console.WriteLine ("finally");
  47                         value += await YieldValue (100);
  48                 }
  49
  50                 value += 1000;
  51                 Console.WriteLine ("over");
  52         }
  53
  54         static async Task<int> TestFinallyWithGoto (int value)
  55         {
  56                 fin = false;
  57                 try {
  58                         if (value > 4)
  59                                 goto L;
  60
  61                         value += 10;
  62                         Console.WriteLine ("try");
  63                 } finally {
  64                         fin = true;
  65                         Console.WriteLine ("finally");
  66                         value += await YieldValue (100);
  67                 }
  68                 value += 1000;
  69 L:
  70                 Console.WriteLine ("over");
  71                 return value;
  72         }
  73
  74          static async Task<int> TestFinallyWithGotoAndReturn (int value)
  75         {
  76                 fin = false;
  77                 try {
  78                         if (value > 4)
  79                                 goto L;
  80
  81                         value += 10;
  82                         Console.WriteLine ("try");
  83                         if (value > 12)
  84                                 return 9;
  85                 } finally {
  86                         fin = true;
  87                         Console.WriteLine ("finally");
  88                         value += await YieldValue (100);
  89                 }
  90                 value += 1000;
  91 L:
  92                 Console.WriteLine ("over");
  93                 return value;
  94         }
  95
  96         public static int Main ()
  97         {
  98                 if (TestFinallyWithReturn (9).Result != 5)
  99                         return 1;
 100
 101                 if (!fin)
 102                         return 2;
 103
 104                 if (TestFinallyWithReturn (1).Result != 1111)
 105                         return 3;
 106
 107                 if (!fin)
 108                         return 4;
 109
 110                 TestFinallyWithReturnNoValue (9).Wait ();
 111                 if (!fin)
 112                         return 5;
 113
 114                 TestFinallyWithReturnNoValue (1).Wait ();
 115                 if (!fin)
 116                         return 6;
 117
 118                 if (TestFinallyWithGoto (9).Result != 109)
 119                         return 7;
 120
 121                 if (!fin)
 122                         return 8;
 123
 124                 if (TestFinallyWithGoto (1).Result != 1111)
 125                         return 9;
 126
 127                 if (!fin)
 128                         return 10;
 129
 130                 if (TestFinallyWithGotoAndReturn (9).Result != 109)
 131                         return 11;
 132
 133                 if (!fin)
 134                         return 12;
 135
 136                 if (TestFinallyWithGotoAndReturn (1).Result != 1111)
 137                         return 13;
 138
 139                 if (!fin)
 140                         return 14;
 141
 142                 if (TestFinallyWithGotoAndReturn (3).Result != 9)
 143                         return 15;
 144
 145                 if (!fin)
 146                         return 16;
 147
 148                 Console.WriteLine ("ok");
 149                 return 0;
 150         }
 151 }