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Update socket infinite time span test #127196

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Update socket infinite time span test #127196

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4a6263d
Update test
Apr 21, 2026
6842e9a
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Apr 21, 2026
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25 changes: 9 additions & 16 deletions src/libraries/System.Net.Sockets/tests/FunctionalTests/ArgumentValidationTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -402,25 +402,18 @@ public void SelectPoll_NegativeTimeSpan_Throws()
[Fact]
public void SelectPoll_InfiniteTimeSpan_Ok()
{
using (Socket host = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
using (Socket s = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp))
{
host.Bind(new IPEndPoint(IPAddress.Loopback, 0));
host.Listen(1);
Task accept = host.AcceptAsync();
// should be writable
var list = new List<Socket> { s };
Socket.Select(null, list, null, Timeout.InfiniteTimeSpan);
Assert.Equal(new[] { s }, list);

using (Socket s = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
s.Connect(new IPEndPoint(IPAddress.Loopback, ((IPEndPoint)host.LocalEndPoint).Port));
Socket.Select(null, list, null, -1);
Assert.Equal(new[] { s }, list);

var list = new List<Socket>();
list.Add(s);

// should be writable
Socket.Select(null, list, null, Timeout.InfiniteTimeSpan);
Socket.Select(null, list, null, -1);
s.Poll(Timeout.InfiniteTimeSpan, SelectMode.SelectWrite);
s.Poll(-1, SelectMode.SelectWrite);
}
Assert.True(s.Poll(Timeout.InfiniteTimeSpan, SelectMode.SelectWrite));
Assert.True(s.Poll(-1, SelectMode.SelectWrite));
}
}

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