/* * Copyright (c) 2024, 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 * @bug 8336479 * @summary Tests for Process.waitFor(Duration) * @library /test/lib * @run junit WaitForDuration */ import java.io.IOException; import java.time.Duration; import java.util.stream.Stream; import jdk.test.lib.process.ProcessTools; import org.junit.jupiter.api.Test; import org.junit.jupiter.params.ParameterizedTest; import org.junit.jupiter.params.provider.Arguments; import org.junit.jupiter.params.provider.MethodSource; import static org.junit.jupiter.api.Assertions.*; public class WaitForDuration { static Stream durations() { return Stream.of( Arguments.of(Duration.ZERO, 3_600_000, false), Arguments.of(Duration.ofSeconds(-100), 3_600_000, false), Arguments.of(Duration.ofSeconds(100), 0, true), Arguments.of(Duration.ofSeconds(Long.MAX_VALUE), 0, true), // nano overflow Arguments.of(Duration.ofSeconds(Long.MIN_VALUE), 3_600_000, false) // nano underflow ); } @ParameterizedTest @MethodSource("durations") void testEdgeDurations(Duration d, int sleepMillis, boolean expected) throws IOException, InterruptedException { var child = ProcessTools.createTestJavaProcessBuilder( WaitForDuration.class.getSimpleName(), Integer.toString(sleepMillis)) .start(); try { assertEquals(expected, child.waitFor(d)); } finally { child.destroy(); } } @Test void testNullDuration() throws IOException, InterruptedException { var pb = ProcessTools.createTestJavaProcessBuilder( WaitForDuration.class.getSimpleName(), "0"); assertThrows(NullPointerException.class, () -> pb.start().waitFor(null)); } public static void main(String... args) throws InterruptedException { Thread.sleep(Integer.parseInt(args[0])); } }