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/*
* Copyright (c) 2002, 2020, 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
* @key stress
*
* @summary converted from VM Testbase gc/gctests/fileTest.
* VM Testbase keywords: [gc, stress, stressopt, nonconcurrent]
*
* @library /vmTestbase
* /test/lib
* @run main/othervm gc.gctests.fileTest.fileTest -Filename fileTest.java -iterations 500
*/
package gc.gctests.fileTest;
import java.io.*;
import java.util.*;
import jdk.test.lib.Utils;
import nsk.share.test.*;
import nsk.share.gc.*;
import nsk.share.TestBug;
import nsk.share.TestFailure;
public class fileTest extends GCTestBase {
private File [] fileArray;
private FileInputStream [] fileInputArray;
private final static int fileNumber = 10000;
// The number of open file descriptors per process varies from one
// system to another. lets expermiment with just 20 open fd's.
private final static int inputStreamNumber = 20;
private String fileName;
public fileTest(String fileName) {
this.fileName = fileName;
fileArray = new File[fileNumber];
fileInputArray = new FileInputStream[inputStreamNumber];
}
public void runIteration() throws IOException {
for (int i = 0; i < fileNumber; ++i)
fileArray[i] = new File(Utils.TEST_SRC, fileName);
for (int i = 0; i < inputStreamNumber; ++i)
fileInputArray[i] = new FileInputStream(Utils.TEST_SRC + File.separator + fileName);
for (int i = 0; i < inputStreamNumber; ++i)
fileInputArray[i].close();
}
public void run() {
try {
Stresser stresser = new Stresser(runParams.getStressOptions());
stresser.start(runParams.getIterations());
try {
while (stresser.iteration())
runIteration();
} finally {
stresser.finish();
}
} catch (IOException e) {
throw new TestFailure(e);
}
}
public static void main(String args[]) {
String fileName = null;
for (int i = 0 ; i < args.length ; i++) {
if( args[i].equals("-Filename"))
fileName = args[++i];
}
if (fileName == null)
throw new TestBug("No -Filename option is specified");
GC.runTest(new fileTest(fileName), args);
}
}
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