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8374802: java/net/DatagramSocket/SendReceiveMaxSize.java fails on AIX due to small default RCVBUF size

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Reviewed-by: alanb
This commit is contained in:
Andreas Steiner 2026-01-19 13:54:06 +00:00 committed by Christoph Langer
parent e0edc65624
commit 6942bb2b31
1 changed files with 7 additions and 1 deletions
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8
test/jdk/java/net/DatagramSocket/SendReceiveMaxSize.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2020, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2020, 2026, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -55,6 +55,8 @@ import java.net.MulticastSocket;
import java.nio.channels.DatagramChannel;
import java.util.Random;
import static java.net.StandardSocketOptions.SO_RCVBUF;
import static org.testng.Assert.assertTrue;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.expectThrows;
@ -102,6 +104,10 @@ public class SendReceiveMaxSize {
DatagramSocketSupplier supplier,
Class<? extends Exception> exception) throws IOException {
try (var receiver = new DatagramSocket(new InetSocketAddress(HOST_ADDR, 0))) {
assertTrue(receiver.getOption(SO_RCVBUF) >= capacity,
receiver.getOption(SO_RCVBUF) +
" for UDP receive buffer too small to hold capacity " +
capacity);
var port = receiver.getLocalPort();
var addr = new InetSocketAddress(HOST_ADDR, port);
try (var sender = supplier.open()) {