test/jdk/java/net/httpclient/websocket/SendTest.java
branchhttp-client-branch
changeset 56317 52a9f6b74e43
child 56318 2a96e88888b2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/net/httpclient/websocket/SendTest.java	Sat Mar 17 18:01:01 2018 +0000
@@ -0,0 +1,288 @@
+/*
+ * Copyright (c) 2018, 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
+ * @build DummyWebSocketServer
+ * @run testng/othervm
+ *      -Djdk.internal.httpclient.websocket.debug=true
+ *       SendTest
+ */
+
+import java.io.IOException;
+import java.net.http.WebSocket;
+import java.nio.ByteBuffer;
+import java.nio.channels.SocketChannel;
+import java.nio.charset.StandardCharsets;
+import java.util.Arrays;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionStage;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+import org.testng.annotations.Test;
+import static java.net.http.HttpClient.newHttpClient;
+import static java.net.http.WebSocket.NORMAL_CLOSURE;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertThrows;
+import static org.testng.Assert.assertTrue;
+
+public class SendTest {
+
+    private static final Class<NullPointerException> NPE = NullPointerException.class;
+
+    /* shortcut */
+    private static void assertFails(Class<? extends Throwable> clazz,
+                                    CompletionStage<?> stage) {
+        Support.assertCompletesExceptionally(clazz, stage);
+    }
+
+    private static DummyWebSocketServer serverWithCannedData(byte... data) {
+        byte[] copy = Arrays.copyOf(data, data.length);
+        return new DummyWebSocketServer() {
+            @Override
+            protected void serve(SocketChannel channel) throws IOException {
+                ByteBuffer closeMessage = ByteBuffer.wrap(copy);
+                channel.write(closeMessage);
+                super.serve(channel);
+            }
+        };
+    }
+
+    @Test
+    public void sendMethodsThrowNPE() throws IOException {
+        try (DummyWebSocketServer server = new DummyWebSocketServer()) {
+            server.open();
+            WebSocket ws = newHttpClient()
+                    .newWebSocketBuilder()
+                    .buildAsync(server.getURI(), new WebSocket.Listener() { })
+                    .join();
+
+            assertThrows(NPE, () -> ws.sendText(null, false));
+            assertThrows(NPE, () -> ws.sendText(null, true));
+            assertThrows(NPE, () -> ws.sendBinary(null, false));
+            assertThrows(NPE, () -> ws.sendBinary(null, true));
+            assertThrows(NPE, () -> ws.sendPing(null));
+            assertThrows(NPE, () -> ws.sendPong(null));
+            assertThrows(NPE, () -> ws.sendClose(NORMAL_CLOSURE, null));
+
+            ws.abort();
+
+            assertThrows(NPE, () -> ws.sendText(null, false));
+            assertThrows(NPE, () -> ws.sendText(null, true));
+            assertThrows(NPE, () -> ws.sendBinary(null, false));
+            assertThrows(NPE, () -> ws.sendBinary(null, true));
+            assertThrows(NPE, () -> ws.sendPing(null));
+            assertThrows(NPE, () -> ws.sendPong(null));
+            assertThrows(NPE, () -> ws.sendClose(NORMAL_CLOSURE, null));
+        }
+    }
+
+    // TODO: request in onClose/onError
+    // TODO: throw exception in onClose/onError
+    // TODO: exception is thrown from request()
+
+    @Test
+    public void sendCloseCompleted() throws IOException {
+        try (DummyWebSocketServer server = new DummyWebSocketServer()) {
+            server.open();
+            WebSocket ws = newHttpClient()
+                    .newWebSocketBuilder()
+                    .buildAsync(server.getURI(), new WebSocket.Listener() { })
+                    .join();
+            ws.sendClose(NORMAL_CLOSURE, "").join();
+            assertTrue(ws.isOutputClosed());
+            assertEquals(ws.getSubprotocol(), "");
+            ws.request(1); // No exceptions must be thrown
+        }
+    }
+
+    @Test
+    public void sendClosePending() throws Exception {
+        try (DummyWebSocketServer server = notReadingServer()) {
+            server.open();
+            WebSocket ws = newHttpClient()
+                    .newWebSocketBuilder()
+                    .buildAsync(server.getURI(), new WebSocket.Listener() { })
+                    .join();
+            try {
+                ByteBuffer data = ByteBuffer.allocate(65536);
+                for (int i = 0; ; i++) { // fill up the send buffer
+                    System.out.printf("begin cycle #%s at %s%n",
+                            i, System.currentTimeMillis());
+                    try {
+                        ws.sendBinary(data, true).get(10, TimeUnit.SECONDS);
+                        data.clear();
+                    } catch (TimeoutException e) {
+                        break;
+                    } finally {
+                        System.out.printf("end cycle #%s at %s%n",
+                                i, System.currentTimeMillis());
+                    }
+                }
+                CompletableFuture<WebSocket> cf = ws.sendClose(NORMAL_CLOSURE, "");
+                // The output closes even if the Close message has not been sent
+                assertFalse(cf.isDone());
+                assertTrue(ws.isOutputClosed());
+                assertEquals(ws.getSubprotocol(), "");
+            } finally {
+                ws.abort();
+            }
+        }
+    }
+
+    /*
+     * This server does not read from the wire, allowing its client to fill up
+     * their send buffer. Used to test scenarios with outstanding send
+     * operations.
+     */
+    private static DummyWebSocketServer notReadingServer() {
+        return new DummyWebSocketServer() {
+            @Override
+            protected void serve(SocketChannel channel) throws IOException {
+                try {
+                    Thread.sleep(Long.MAX_VALUE);
+                } catch (InterruptedException e) {
+                    throw new IOException(e);
+                }
+            }
+        };
+    }
+
+    @Test
+    public void abortPendingSendBinary() throws Exception {
+        try (DummyWebSocketServer server = notReadingServer()) {
+            server.open();
+            WebSocket ws = newHttpClient()
+                    .newWebSocketBuilder()
+                    .buildAsync(server.getURI(), new WebSocket.Listener() { })
+                    .join();
+            ByteBuffer data = ByteBuffer.allocate(65536);
+            CompletableFuture<WebSocket> cf = null;
+            for (int i = 0; ; i++) {  // fill up the send buffer
+                System.out.printf("begin cycle #%s at %s%n",
+                        i, System.currentTimeMillis());
+                try {
+                    cf = ws.sendBinary(data, true);
+                    cf.get(10, TimeUnit.SECONDS);
+                    data.clear();
+                } catch (TimeoutException e) {
+                    break;
+                } finally {
+                    System.out.printf("end cycle #%s at %s%n",
+                            i, System.currentTimeMillis());
+                }
+            }
+            ws.abort();
+            assertTrue(ws.isOutputClosed());
+            assertTrue(ws.isInputClosed());
+            assertFails(IOException.class, cf);
+        }
+    }
+
+    @Test
+    public void abortPendingSendText() throws Exception {
+        try (DummyWebSocketServer server = notReadingServer()) {
+            server.open();
+            WebSocket ws = newHttpClient()
+                    .newWebSocketBuilder()
+                    .buildAsync(server.getURI(), new WebSocket.Listener() { })
+                    .join();
+            String data = stringWith2NBytes(32768);
+            CompletableFuture<WebSocket> cf = null;
+            for (int i = 0; ; i++) {  // fill up the send buffer
+                System.out.printf("begin cycle #%s at %s%n",
+                        i, System.currentTimeMillis());
+                try {
+                    cf = ws.sendText(data, true);
+                    cf.get(10, TimeUnit.SECONDS);
+                } catch (TimeoutException e) {
+                    break;
+                } finally {
+                    System.out.printf("end cycle #%s at %s%n",
+                            i, System.currentTimeMillis());
+                }
+            }
+            ws.abort();
+            assertTrue(ws.isOutputClosed());
+            assertTrue(ws.isInputClosed());
+            assertFails(IOException.class, cf);
+        }
+    }
+
+    private static String stringWith2NBytes(int n) {
+        // -- Russian Alphabet (33 characters, 2 bytes per char) --
+        char[] abc = {
+                0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0401, 0x0416,
+                0x0417, 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E,
+                0x041F, 0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426,
+                0x0427, 0x0428, 0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E,
+                0x042F,
+        };
+        // repeat cyclically
+        StringBuilder sb = new StringBuilder(n);
+        for (int i = 0, j = 0; i < n; i++, j = (j + 1) % abc.length) {
+            sb.append(abc[j]);
+        }
+        String s = sb.toString();
+        assert s.length() == n && s.getBytes(StandardCharsets.UTF_8).length == 2 * n;
+        return s;
+    }
+
+    @Test
+    public void sendCloseTimeout() throws Exception {
+        try (DummyWebSocketServer server = notReadingServer()) {
+            server.open();
+            WebSocket ws = newHttpClient()
+                    .newWebSocketBuilder()
+                    .buildAsync(server.getURI(), new WebSocket.Listener() { })
+                    .join();
+            String data = stringWith2NBytes(32768);
+            CompletableFuture<WebSocket> cf = null;
+            for (int i = 0; ; i++) {  // fill up the send buffer
+                System.out.printf("begin cycle #%s at %s%n",
+                        i, System.currentTimeMillis());
+                try {
+                    cf = ws.sendText(data, true);
+                    cf.get(10, TimeUnit.SECONDS);
+                } catch (TimeoutException e) {
+                    break;
+                } finally {
+                    System.out.printf("end cycle #%s at %s%n",
+                            i, System.currentTimeMillis());
+                }
+            }
+            long before = System.currentTimeMillis();
+            assertFails(IOException.class,
+                    ws.sendClose(WebSocket.NORMAL_CLOSURE, "ok"));
+            long after = System.currentTimeMillis();
+            // default timeout should be 30 seconds
+            long elapsed = after - before;
+            System.out.printf("Elapsed %s ms%n", elapsed);
+            assertTrue(elapsed >= 29_000, String.valueOf(elapsed));
+            assertTrue(ws.isOutputClosed());
+            assertTrue(ws.isInputClosed());
+            assertFails(IOException.class, cf);
+        }
+    }
+}