117 lines
4.4 KiB
Java
117 lines
4.4 KiB
Java
/*
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* Copyright (c) 2008, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4313887
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* @summary Unit test for DELETE_ON_CLOSE open option
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* @library /test/lib ..
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* @build jdk.test.lib.Utils
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* jdk.test.lib.Asserts
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* jdk.test.lib.JDKToolFinder
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* jdk.test.lib.JDKToolLauncher
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* jdk.test.lib.Platform
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* jdk.test.lib.process.*
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* @run main DeleteOnClose
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*/
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import java.io.IOException;
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import java.nio.file.DirectoryStream;
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import java.nio.file.Files;
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import java.nio.file.OpenOption;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.nio.file.SecureDirectoryStream;
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import java.util.HashSet;
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import java.util.Set;
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import jdk.test.lib.process.ProcessTools;
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import static java.nio.file.StandardOpenOption.READ;
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import static java.nio.file.StandardOpenOption.WRITE;
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import static java.nio.file.StandardOpenOption.DELETE_ON_CLOSE;
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public class DeleteOnClose {
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public static void main(String[] args) throws Exception {
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if (args.length == 0) {
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Path file = Files.createTempFile("blah", "tmp");
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ProcessTools.executeTestJava(DeleteOnClose.class.getName(),
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file.toAbsolutePath().toString())
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.shouldHaveExitValue(0);
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runTest(file);
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} else {
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// open file but do not close it. Its existance will be checked by
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// the caller.
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Files.newByteChannel(Paths.get(args[0]), READ, WRITE, DELETE_ON_CLOSE);
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}
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}
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public static void runTest(Path path) throws Exception {
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// check temporary file has been deleted after jvm termination
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if (Files.exists(path)) {
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throw new RuntimeException("Temporary file was not deleted");
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}
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// check temporary file has been deleted after closing it
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Path file = Files.createTempFile("blep", "tmp");
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Files.newByteChannel(file, READ, WRITE, DELETE_ON_CLOSE).close();
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if (Files.exists(file))
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throw new RuntimeException("Temporary file was not deleted");
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Path dir = Files.createTempDirectory("blah");
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try {
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// check that DELETE_ON_CLOSE fails when file is a sym link
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if (TestUtil.supportsSymbolicLinks(dir)) {
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file = dir.resolve("foo");
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Files.createFile(file);
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Path link = dir.resolve("link");
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Files.createSymbolicLink(link, file);
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try {
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Files.newByteChannel(link, READ, WRITE, DELETE_ON_CLOSE);
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throw new RuntimeException("IOException expected");
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} catch (IOException ignore) { }
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}
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// check that DELETE_ON_CLOSE works with files created via open
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// directories
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try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir)) {
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if (stream instanceof SecureDirectoryStream) {
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SecureDirectoryStream<Path> secure = (SecureDirectoryStream<Path>)stream;
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file = Paths.get("foo");
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Set<OpenOption> opts = new HashSet<>();
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opts.add(WRITE);
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opts.add(DELETE_ON_CLOSE);
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secure.newByteChannel(file, opts).close();
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if (Files.exists(dir.resolve(file)))
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throw new RuntimeException("File not deleted");
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}
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}
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} finally {
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TestUtil.removeAll(dir);
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}
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}
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}
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