test/jdk/java/net/Socket/AsyncShutdown.java
changeset 54216 f10ca228b22f
child 55649 ad8e3b295615
child 57277 d2b2a4edbfe7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/net/Socket/AsyncShutdown.java	Thu Mar 21 17:38:41 2019 +0000
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 2019, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @requires (os.family == "linux" | os.family == "mac")
+ * @run testng AsyncShutdown
+ * @summary Test shutdownInput/shutdownOutput with threads blocked in read/write
+ */
+
+import java.io.IOException;
+import java.net.ServerSocket;
+import java.net.Socket;
+import java.net.SocketTimeoutException;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
+
+import org.testng.annotations.Test;
+import static org.testng.Assert.*;
+
+@Test
+public class AsyncShutdown {
+
+    public void testShutdownInput1() throws IOException {
+        withConnection((s1, s2) -> {
+            scheduleShutdownInput(s1, 2000);
+            int n = s1.getInputStream().read();
+            assertTrue(n == -1);
+        });
+    }
+
+    public void testShutdownInput2() throws IOException {
+        withConnection((s1, s2) -> {
+            scheduleShutdownInput(s1, 2000);
+            s1.setSoTimeout(30*1000);
+            int n = s1.getInputStream().read();
+            assertTrue(n == -1);
+        });
+    }
+
+    public void testShutdownOutput1() throws IOException {
+        withConnection((s1, s2) -> {
+            scheduleShutdownOutput(s1, 2000);
+            byte[] data = new byte[128*1024];
+            try {
+                while (true) {
+                    s1.getOutputStream().write(data);
+                }
+            } catch (IOException expected) { }
+        });
+    }
+
+    public void testShutdownOutput2() throws IOException {
+        withConnection((s1, s2) -> {
+            s1.setSoTimeout(100);
+            try {
+                s1.getInputStream().read();
+                assertTrue(false);
+            } catch (SocketTimeoutException e) { }
+
+            scheduleShutdownOutput(s1, 2000);
+            byte[] data = new byte[128*1024];
+            try {
+                while (true) {
+                    s1.getOutputStream().write(data);
+                }
+            } catch (IOException expected) { }
+        });
+    }
+
+    static void scheduleShutdownInput(Socket s, long delay) {
+        schedule(() -> {
+            try {
+                s.shutdownInput();
+            } catch (IOException ioe) { }
+        }, delay);
+    }
+
+    static void scheduleShutdownOutput(Socket s, long delay) {
+        schedule(() -> {
+            try {
+                s.shutdownOutput();
+            } catch (IOException ioe) { }
+        }, delay);
+    }
+
+    static void schedule(Runnable task, long delay) {
+        ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor();
+        try {
+            executor.schedule(task, delay, TimeUnit.MILLISECONDS);
+        } finally {
+            executor.shutdown();
+        }
+    }
+
+    interface ThrowingBiConsumer<T, U> {
+        void accept(T t, U u) throws IOException;
+    }
+
+    static void withConnection(ThrowingBiConsumer<Socket, Socket> consumer)
+        throws IOException
+    {
+        Socket s1 = null;
+        Socket s2 = null;
+        try (ServerSocket ss = new ServerSocket(0)) {
+            s1 = new Socket();
+            s1.connect(ss.getLocalSocketAddress());
+            s2 = ss.accept();
+            consumer.accept(s1, s2);
+        } finally {
+            if (s1 != null) s1.close();
+            if (s2 != null) s2.close();
+        }
+    }
+
+}