46 lines
799 B
C#
46 lines
799 B
C#
using System;
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using System.Threading;
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using System.Threading.Tasks;
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class X
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{
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static bool unobserved;
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public static int Main ()
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{
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TaskScheduler.UnobservedTaskException += TaskScheduler_UnobservedTaskException;
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try {
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Test ().Wait ();
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GC.Collect ();
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GC.WaitForPendingFinalizers ();
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if (unobserved)
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return 1;
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return 0;
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} finally {
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TaskScheduler.UnobservedTaskException -= TaskScheduler_UnobservedTaskException;
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}
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}
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static void TaskScheduler_UnobservedTaskException (object sender, UnobservedTaskExceptionEventArgs e)
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{
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unobserved = true;
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Console.WriteLine ("unobserved");
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}
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static async Task Test ()
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{
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try {
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await ThrowAsync ();
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} catch {
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}
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}
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static async Task ThrowAsync()
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{
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await Task.Delay (5);
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throw new Exception ("boom");
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}
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} |