141 lines
4.6 KiB
Java
141 lines
4.6 KiB
Java
/*
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* Copyright (c) 1998, 2020, 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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/* @test
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* @bug 4165666 4203706 4288670 4290024
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* @summary Basic heartbeat test for File methods that access the filesystem
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* @build Basic Util
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* @run main/othervm Basic
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*/
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import java.io.FileOutputStream;
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import java.io.File;
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import java.io.PrintStream;
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public class Basic {
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static PrintStream out = System.err;
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static File rwFile = new File("x.Basic.rw");
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static File bigFile = new File("x.Basic.big");
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static File roFile = new File("x.Basic.ro");
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static File thisDir = new File(".");
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static File dir = new File("x.Basic.dir");
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static File dir2 = new File("x.Basic.dir2");
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static byte bytes[] = new byte[] {1, 2, 3, 4, 5, 6};
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static void showBoolean(String what, boolean value) {
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out.println(" " + what + ": " + value);
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}
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static void showLong(String what, long value) {
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out.println(" " + what + ": " + value);
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}
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static void show(File f) throws Exception {
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out.println(f + ": ");
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showBoolean("exists", f.exists());
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showBoolean("isFile", f.isFile());
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showBoolean("isDirectory", f.isDirectory());
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showBoolean("canRead", f.canRead());
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showBoolean("canWrite", f.canWrite());
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showLong("lastModified", f.lastModified());
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showLong("length", f.length());
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}
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static void testFile(File f, boolean writeable, long length)
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throws Exception
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{
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if (!f.exists()) fail(f, "does not exist");
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if (!f.isFile()) fail(f, "is not a file");
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if (f.isDirectory()) fail(f, "is a directory");
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if (!f.canRead()) fail(f, "is not readable");
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if (!Util.isPrivileged() && f.canWrite() != writeable)
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fail(f, writeable ? "is not writeable" : "is writeable");
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if (f.length() != length) fail(f, "has wrong length");
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}
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static void fail(File f, String why) throws Exception {
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throw new Exception(f + " " + why);
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}
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static void setup() throws Exception {
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rwFile.delete();
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bigFile.delete();
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roFile.delete();
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thisDir.delete();
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dir.delete();
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dir2.delete();
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try (FileOutputStream fos = new FileOutputStream(rwFile)) {
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fos.write(bytes);
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}
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roFile.createNewFile();
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roFile.setReadOnly();
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}
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public static void main(String[] args) throws Exception {
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setup();
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show(rwFile);
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testFile(rwFile, true, bytes.length);
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rwFile.delete();
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if (rwFile.exists()) {
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fail(rwFile, "could not delete");
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}
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show(roFile);
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testFile(roFile, false, 0);
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show(thisDir);
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if (!thisDir.exists()) fail(thisDir, "does not exist");
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if (thisDir.isFile()) fail(thisDir, "is a file");
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if (!thisDir.isDirectory()) fail(thisDir, "is not a directory");
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if (!thisDir.canRead()) fail(thisDir, "is readable");
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if (!thisDir.canWrite()) fail(thisDir, "is writeable");
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String[] fs = thisDir.list();
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if (fs == null) fail(thisDir, "list() returned null");
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out.print(" [" + fs.length + "]");
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for (int i = 0; i < fs.length; i++) {
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out.print(" " + fs[i]);
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}
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out.println();
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if (fs.length == 0) fail(thisDir, "is empty");
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if (!dir.mkdir() || !dir.exists() || !dir.isDirectory()) {
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fail(dir, "could not create");
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}
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if (!dir.renameTo(dir2)) {
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fail(dir, "failed to rename");
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}
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if (dir.exists() || !dir2.exists() || !dir2.isDirectory()) {
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fail(dir, "not renamed");
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}
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System.err.println("NOTE: Large files not supported on this system");
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}
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}
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