--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/lang/ProcessHandle/Basic.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,153 @@
+/*
+ * Copyright (c) 2014, 2017, 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 static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+import static org.testng.Assert.fail;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+
+import org.testng.TestNG;
+import org.testng.annotations.Test;
+
+/*
+ * @test
+ * @library /test/lib
+ * @modules java.base/jdk.internal.misc
+ * jdk.management
+ * @build jdk.test.lib.Utils
+ * jdk.test.lib.Asserts
+ * jdk.test.lib.JDKToolFinder
+ * jdk.test.lib.JDKToolLauncher
+ * jdk.test.lib.Platform
+ * jdk.test.lib.process.*
+ * @run testng Basic
+ * @summary Basic tests for ProcessHandler
+ * @author Roger Riggs
+ */
+public class Basic {
+ /**
+ * Tests of ProcessHandle.current.
+ */
+ @Test
+ public static void test1() {
+ try {
+ ProcessHandle self = ProcessHandle.current();
+ ProcessHandle self1 = ProcessHandle.current();
+ assertEquals(self, self1); //, "get pid twice should be same %d: %d");
+ } finally {
+ // Cleanup any left over processes
+ ProcessHandle.current().children().forEach(ProcessHandle::destroy);
+ }
+ }
+
+ /**
+ * Tests of ProcessHandle.get.
+ */
+ @Test
+ public static void test2() {
+ try {
+ ProcessHandle self = ProcessHandle.current();
+ long pid = self.pid(); // known native process id
+ Optional<ProcessHandle> self1 = ProcessHandle.of(pid);
+ assertEquals(self1.get(), self,
+ "ProcessHandle.of(x.pid()) should be equal pid() %d: %d");
+
+ Optional<ProcessHandle> ph = ProcessHandle.of(pid);
+ assertEquals(pid, ph.get().pid());
+ } finally {
+ // Cleanup any left over processes
+ ProcessHandle.current().children().forEach(ProcessHandle::destroy);
+ }
+ }
+
+ @Test
+ public static void test3() {
+ // Test can get parent of current
+ ProcessHandle ph = ProcessHandle.current();
+ try {
+ Optional<ProcessHandle> pph = ph.parent();
+ assertTrue(pph.isPresent(), "Current has a Parent");
+ } finally {
+ // Cleanup any left over processes
+ ProcessHandle.current().children().forEach(ProcessHandle::destroy);
+ }
+ }
+
+ @Test
+ public static void test4() {
+ try {
+ Process p = new ProcessBuilder("sleep", "0").start();
+ p.waitFor();
+
+ long deadPid = p.pid();
+ p = null; // Forget the process
+
+ Optional<ProcessHandle> t = ProcessHandle.of(deadPid);
+ assertFalse(t.isPresent(), "Handle created for invalid pid:" + t);
+ } catch (IOException | InterruptedException ex) {
+ fail("Unexpected exception", ex);
+ } finally {
+ // Cleanup any left over processes
+ ProcessHandle.current().children().forEach(ProcessHandle::destroy);
+ }
+ }
+
+ @Test
+ public static void test5() {
+ // Always contains itself.
+ ProcessHandle current = ProcessHandle.current();
+ List<ProcessHandle> list = ProcessHandle.allProcesses().collect(Collectors.toList());
+ if (!list.stream()
+ .anyMatch(ph -> ph.equals(ProcessHandle.current()))) {
+ System.out.printf("current: %s%n", current);
+ System.out.printf("all processes.size: %d%n", list.size());
+ list.forEach(p -> ProcessUtil.printProcess(p, " allProcesses: "));
+ fail("current process not found in all processes");
+ }
+ }
+
+ @Test(expectedExceptions = IllegalStateException.class)
+ public static void test6() {
+ ProcessHandle.current().onExit();
+ }
+
+ @Test(expectedExceptions = IllegalStateException.class)
+ public static void test7() {
+ ProcessHandle.current().destroyForcibly();
+ }
+
+ // Main can be used to run the tests from the command line with only testng.jar.
+ @SuppressWarnings("raw_types")
+ public static void main(String[] args) {
+ Class<?>[] testclass = {TreeTest.class};
+ TestNG testng = new TestNG();
+ testng.setTestClasses(testclass);
+ testng.run();
+ }
+
+}