| /* |
| * 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. |
| */ |
| |
| import org.testng.annotations.AfterTest; |
| import org.testng.annotations.DataProvider; |
| |
| import java.io.IOException; |
| import java.net.http.WebSocket; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.CompletionStage; |
| import java.util.function.BooleanSupplier; |
| |
| /* Common infrastructure for tests that check pending operations */ |
| public class PendingOperations { |
| |
| static final Class<IllegalStateException> ISE = IllegalStateException.class; |
| static final Class<IOException> IOE = IOException.class; |
| // Time after which we deem that the local send buffer and remote |
| // receive buffer must be full. This has been heuristically determined. |
| // At the time of writing, using anything <= 5s on Mac will make the |
| // tests fail intermittently. |
| static final long MAX_WAIT_SEC = 10; // seconds. |
| |
| DummyWebSocketServer server; |
| WebSocket webSocket; |
| |
| @AfterTest |
| public void cleanup() { |
| server.close(); |
| webSocket.abort(); |
| } |
| |
| /* shortcut */ |
| static void assertHangs(CompletionStage<?> stage) { |
| Support.assertHangs(stage); |
| } |
| |
| /* shortcut */ |
| static void assertFails(Class<? extends Throwable> clazz, |
| CompletionStage<?> stage) { |
| Support.assertCompletesExceptionally(clazz, stage); |
| } |
| |
| @DataProvider(name = "booleans") |
| public Object[][] booleans() { |
| return new Object[][]{{Boolean.TRUE}, {Boolean.FALSE}}; |
| } |
| |
| static boolean isMacOS() { |
| return System.getProperty("os.name").contains("OS X"); |
| } |
| |
| private static final int ITERATIONS = 3; |
| |
| static void repeatable(Callable<Void> callable, |
| BooleanSupplier repeatCondition) |
| throws Exception |
| { |
| int iterations = 0; |
| do { |
| iterations++; |
| System.out.println("--- iteration " + iterations + " ---"); |
| try { |
| callable.call(); |
| break; |
| } catch (AssertionError e) { |
| if (isMacOS() && repeatCondition.getAsBoolean()) { |
| // ## This is loathsome, but necessary because of observed |
| // ## automagic socket buffer resizing on recent macOS platforms |
| continue; |
| } else { |
| throw e; |
| } |
| } |
| } while (iterations <= ITERATIONS); |
| } |
| } |