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/*
* Copyright (c) 2008, 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
* @bug 4313887 6838333 8132497 8242292
* @summary Unit test for java.nio.file.FileSystem
* @library .. /test/lib
* @build jdk.test.lib.Platform
* jdk.test.lib.util.FileUtils
* @run main/othervm Basic
*/
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.file.Files;
import java.nio.file.FileStore;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.ProviderNotFoundException;
import java.util.HashMap;
import jdk.test.lib.util.FileUtils;
/**
* Simple sanity checks for java.nio.file.FileSystem
*/
public class Basic {
static void check(boolean okay, String msg) {
if (!okay)
throw new RuntimeException(msg);
}
static void checkFileStores(FileSystem fs) throws IOException {
// sanity check method
if (FileUtils.areFileSystemsAccessible()) {
System.out.println("\n--- Begin FileStores ---");
for (FileStore store: fs.getFileStores()) {
System.out.println(store);
}
System.out.println("--- EndFileStores ---\n");
} else {
System.err.println
("Skipping FileStore check due to file system access failure");
}
}
static void checkSupported(FileSystem fs, String... views) {
for (String view: views) {
check(fs.supportedFileAttributeViews().contains(view),
"support for '" + view + "' expected");
}
}
static void checkNoUOE() throws IOException, URISyntaxException {
String dir = System.getProperty("test.dir", ".");
String fileName = dir + File.separator + "foo.bar";
Path path = Paths.get(fileName);
Path file = Files.createFile(path);
try {
URI uri = new URI("jar", file.toUri().toString(), null);
System.out.println(uri);
FileSystem fs = FileSystems.newFileSystem(uri, new HashMap());
fs.close();
} catch (ProviderNotFoundException pnfe) {
System.out.println("Expected ProviderNotFoundException caught: "
+ "\"" + pnfe.getMessage() + "\"");
}
}
static void checkIAE() throws IOException {
URI absoluteUri = Path.of("foo.bar").toUri();
URI relativeUri = URI.create(absoluteUri.getSchemeSpecificPart());
System.out.println(relativeUri);
try {
FileSystem fs = FileSystems.getFileSystem(relativeUri);
throw new RuntimeException("IllegalArgumentException expected");
} catch (IllegalArgumentException iae) {
System.out.println("Expected IllegalArgumentException caught: "
+ "\"" + iae.getMessage() + "\"");
} catch (Exception e) {
throw new RuntimeException("IllegalArgumentException expected", e);
}
}
public static void main(String[] args)
throws IOException, URISyntaxException {
String os = System.getProperty("os.name");
FileSystem fs = FileSystems.getDefault();
// close should throw UOE
try {
fs.close();
throw new RuntimeException("UnsupportedOperationException expected");
} catch (UnsupportedOperationException e) { }
check(fs.isOpen(), "should be open");
check(!fs.isReadOnly(), "should provide read-write access");
check(fs.provider().getScheme().equals("file"),
"should use 'file' scheme");
// sanity check FileStores
checkFileStores(fs);
// sanity check supportedFileAttributeViews
checkSupported(fs, "basic");
if (os.equals("Linux"))
checkSupported(fs, "posix", "unix", "owner", "dos", "user");
if (os.contains("OS X"))
checkSupported(fs, "posix", "unix", "owner");
if (os.equals("Windows"))
checkSupported(fs, "owner", "dos", "acl", "user");
// sanity check throwing of IllegalArgumentException by
// FileSystems.getFileSystem(URI) if the URI scheme is null
checkIAE();
// sanity check non-throwing of UnsupportedOperationException by
// FileSystems.newFileSystem(URI, ..)
checkNoUOE();
}
}
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