1 /* 2 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test TestOnOutOfMemoryError 26 * @summary Test using single and multiple -XX:OnOutOfMemoryError=<cmd> 27 * @modules java.base/jdk.internal.misc 28 * @library /test/lib 29 * @run driver TestOnOutOfMemoryError 30 * @bug 8078470 8177522 31 */ 32 33 import jdk.test.lib.process.ProcessTools; 34 import jdk.test.lib.process.OutputAnalyzer; 35 36 public class TestOnOutOfMemoryError { 37 38 public static void main(String[] args) throws Exception { 39 if (args.length == 1) { 40 // This should guarantee to throw: 41 // java.lang.OutOfMemoryError: Requested array size exceeds VM limit 42 Object[] oa = new Object[Integer.MAX_VALUE]; 43 return; 44 } 45 46 // else this is the main test 47 String msg1 = "Test1 Succeeded"; 48 String msg2 = "Test2 Succeeded"; 49 ProcessBuilder pb_single = ProcessTools.createJavaProcessBuilder( 50 "-XX:OnOutOfMemoryError=echo " + msg1, 51 TestOnOutOfMemoryError.class.getName(), 52 "throwOOME"); 53 54 ProcessBuilder pb_multiple = ProcessTools.createJavaProcessBuilder( 55 "-XX:OnOutOfMemoryError=echo " + msg1, 56 "-XX:OnOutOfMemoryError=echo " + msg2, 57 TestOnOutOfMemoryError.class.getName(), 58 "throwOOME"); 59 60 OutputAnalyzer output_single = new OutputAnalyzer(pb_single.start()); 61 62 OutputAnalyzer output_multiple = new OutputAnalyzer(pb_multiple.start()); 63 64 /* Actual output should look like this: 65 # 66 # java.lang.OutOfMemoryError: Requested array size exceeds VM limit 67 # -XX:OnOutOfMemoryError="echo Test Succeeded" 68 # Executing /bin/sh -c "echo Test Succeeded"... 69 Test Succeeded 70 Exception in thread "main" java.lang.OutOfMemoryError: Requested array size exceeds VM limit 71 at OOME.main(OOME.java:3) 72 73 So we don't want to match on the "# Executing ..." line, and they 74 both get written to stdout. 75 */ 76 output_single.shouldContain("Requested array size exceeds VM limit"); 77 output_single.stdoutShouldMatch("^" + msg1); // match start of line only 78 79 output_multiple.shouldContain("Requested array size exceeds VM limit"); 80 output_multiple.stdoutShouldMatch("^" + msg1); // match start of line only 81 output_multiple.stdoutShouldMatch("^" + msg2); // match start of line only 82 83 System.out.println("PASSED"); 84 } 85 }