private DialogAction ShowAssertDialog(AssertionViewModel vm)
{
using var resetEvent = new AutoResetEvent(false);
DialogAction action = DialogAction.Ignore;
var t = new Thread(() => {
var dialog = new DebugAssertWindow(vm);
dialog.ShowDialog();
action = dialog.Action;
resetEvent.Set();
});
t.SetApartmentState(ApartmentState.STA);
t.Start();
resetEvent.WaitOne();
return(action);
}
public override void Fail(string?message, string?detailMessage)
{
// top 4 frames are TraceListener implementation details, so we need to skip them to get to the Debug.Assert call
var stackTrace = new StackTrace(4, true);
var vm = new AssertionViewModel(message ?? string.Empty, detailMessage ?? string.Empty, stackTrace.ToString());
DialogAction action = ShowAssertDialog(vm);
switch (action)
{
case DialogAction.Quit:
string exitMessage = message + (detailMessage?.Length > 0 ? Environment.NewLine + detailMessage : null);
Environment.FailFast(exitMessage);
break;
case DialogAction.Debug:
if (!Debugger.IsAttached)
{
Debugger.Launch();
}
Debugger.Break();
break;
}
}
internal DebugAssertWindow(AssertionViewModel viewModel)
{
InitializeComponent();
DataContext = viewModel;
}