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test/runtime/ErrorHandling/TestOnOutOfMemoryError.java@6cbff0651f1a (annotated)

test/runtime/ErrorHandling/TestOnOutOfMemoryError.java

Mon, 06 Nov 2017 16:51:47 +0800

author

aoqi

date

Mon, 06 Nov 2017 16:51:47 +0800

changeset 7997

6cbff0651f1a

parent 7793

915ca3e9d15e

permissions

-rw-r--r--

[Code Reorganization] remove trailing whitespace to pass jcheck test

dholmes@7793	1	/*
dholmes@7793	2	* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
dholmes@7793	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
dholmes@7793	4	*
dholmes@7793	5	* This code is free software; you can redistribute it and/or modify it
dholmes@7793	6	* under the terms of the GNU General Public License version 2 only, as
dholmes@7793	7	* published by the Free Software Foundation.
dholmes@7793	8	*
dholmes@7793	9	* This code is distributed in the hope that it will be useful, but WITHOUT
dholmes@7793	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
dholmes@7793	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
dholmes@7793	12	* version 2 for more details (a copy is included in the LICENSE file that
dholmes@7793	13	* accompanied this code).
dholmes@7793	14	*
dholmes@7793	15	* You should have received a copy of the GNU General Public License version
dholmes@7793	16	* 2 along with this work; if not, write to the Free Software Foundation,
dholmes@7793	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
dholmes@7793	18	*
dholmes@7793	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
dholmes@7793	20	* or visit www.oracle.com if you need additional information or have any
dholmes@7793	21	* questions.
dholmes@7793	22	*/
dholmes@7793	23
dholmes@7793	24	/*
dholmes@7793	25	* @test TestOnOutOfMemoryError
dholmes@7793	26	* @summary Test using -XX:OnOutOfMemoryError=<cmd>
dholmes@7793	27	* @library /testlibrary
dholmes@7793	28	* @build TestOnOutOfMemoryError com.oracle.java.testlibrary.*
dholmes@7793	29	* @run main TestOnOutOfMemoryError
dholmes@7793	30	* @bug 8078470
dholmes@7793	31	*/
dholmes@7793	32
dholmes@7793	33	import com.oracle.java.testlibrary.*;
dholmes@7793	34
dholmes@7793	35	public class TestOnOutOfMemoryError {
dholmes@7793	36
dholmes@7793	37	public static void main(String[] args) throws Exception {
dholmes@7793	38	if (args.length == 1) {
dholmes@7793	39	// This should guarantee to throw:
dholmes@7793	40	// java.lang.OutOfMemoryError: Requested array size exceeds VM limit
dholmes@7793	41	Object[] oa = new Object[Integer.MAX_VALUE];
dholmes@7793	42	return;
dholmes@7793	43	}
dholmes@7793	44
dholmes@7793	45	// else this is the main test
dholmes@7793	46	String msg = "Test Succeeded";
dholmes@7793	47	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
dholmes@7793	48	"-XX:OnOutOfMemoryError=echo " + msg,
dholmes@7793	49	TestOnOutOfMemoryError.class.getName(),
dholmes@7793	50	"throwOOME");
dholmes@7793	51
dholmes@7793	52	OutputAnalyzer output = new OutputAnalyzer(pb.start());
dholmes@7793	53
dholmes@7793	54	/* Actual output should look like this:
dholmes@7793	55	#
dholmes@7793	56	# java.lang.OutOfMemoryError: Requested array size exceeds VM limit
dholmes@7793	57	# -XX:OnOutOfMemoryError="echo Test Succeeded"
dholmes@7793	58	# Executing /bin/sh -c "echo Test Succeeded"...
dholmes@7793	59	Test Succeeded
dholmes@7793	60	Exception in thread "main" java.lang.OutOfMemoryError: Requested array size exceeds VM limit
dholmes@7793	61	at OOME.main(OOME.java:3)
dholmes@7793	62
dholmes@7793	63	So we don't want to match on the "# Executing ..." line, and they
dholmes@7793	64	both get written to stdout.
dholmes@7793	65	*/
dholmes@7793	66	output.shouldContain("Requested array size exceeds VM limit");
dholmes@7793	67	output.stdoutShouldMatch("^" + msg); // match start of line only
dholmes@7793	68	System.out.println("PASSED");
dholmes@7793	69	}
dholmes@7793	70	}