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// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System;
namespace MS
{
internal struct VT
{
private String _path;
private int _target;
public override String ToString()
{
_path += "->ToString";
switch (_target)
{
case 0:
return "VT";
case 1:
_target = 0;
return ToStringHelper();
case 2:
_target = 0;
return ToString();
default:
throw new Exception();
}
}
public String ToStringHelper()
{
_path += "->ToStringHelper";
switch (_target)
{
case 0:
return "VT";
case 1:
_target = 0;
return ToStringHelper();
case 2:
_target = 0;
return ToString();
default:
throw new Exception();
}
}
private bool RunTests()
{
_target = 0;
_path = null;
Console.WriteLine(ToStringHelper() + " : " + _path);
if (_path != "->ToStringHelper")
return false;
_target = 1;
_path = null;
Console.WriteLine(ToStringHelper() + " : " + _path);
if (_path != "->ToStringHelper->ToStringHelper")
return false;
_target = 2;
_path = null;
Console.WriteLine(ToStringHelper() + " : " + _path);
if (_path != "->ToStringHelper->ToString")
return false;
_target = 0;
_path = null;
Console.WriteLine(ToString() + " : " + _path);
if (_path != "->ToString")
return false;
_target = 1;
_path = null;
Console.WriteLine(ToString() + " : " + _path);
if (_path != "->ToString->ToStringHelper")
return false;
_target = 2;
_path = null;
Console.WriteLine(ToString() + " : " + _path);
if (_path != "->ToString->ToString")
return false;
return true;
}
private static int Main()
{
if (new VT().RunTests())
{
Console.WriteLine("PASSED.");
return 100;
}
Console.WriteLine("FAILED.");
return 101;
}
}
}
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