212565afd7
6844313: New I/O: File timestamps should be represented by a FileTime rather than a long+TimeUnit Reviewed-by: sherman
265 lines
10 KiB
Java
265 lines
10 KiB
Java
/*
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* Copyright 2008-2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/* @test
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* @bug 4313887 6838333
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* @summary Unit test for java.nio.file.Path
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* @library ..
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*/
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import java.nio.file.*;
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import java.nio.file.attribute.*;
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import java.io.IOException;
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import java.util.*;
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import java.util.concurrent.TimeUnit;
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/**
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* Exercises getAttribute/setAttribute/readAttributes methods.
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*/
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public class FileAttributes {
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static void assertTrue(boolean okay) {
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if (!okay)
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throw new RuntimeException("Assertion Failed");
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}
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static void checkEqual(Object o1, Object o2) {
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if (o1 == null) {
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assertTrue(o2 == null);
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} else {
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assertTrue (o1.equals(o2));
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}
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}
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// checks that two time values are within 1s of each other
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static void checkNearEqual(FileTime t1, FileTime t2) {
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long diff = Math.abs(t1.toMillis() - t2.toMillis());
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assertTrue(diff <= 1000);
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}
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// Exercise getAttribute/setAttribute/readAttributes on basic attributes
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static void checkBasicAttributes(FileRef file, BasicFileAttributes attrs)
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throws IOException
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{
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// getAttribute
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checkEqual(attrs.size(), file.getAttribute("size"));
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checkEqual(attrs.lastModifiedTime(), file.getAttribute("basic:lastModifiedTime"));
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checkEqual(attrs.lastAccessTime(), file.getAttribute("lastAccessTime"));
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checkEqual(attrs.creationTime(), file.getAttribute("basic:creationTime"));
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assertTrue((Boolean)file.getAttribute("isRegularFile"));
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assertTrue(!(Boolean)file.getAttribute("basic:isDirectory"));
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assertTrue(!(Boolean)file.getAttribute("isSymbolicLink"));
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assertTrue(!(Boolean)file.getAttribute("basic:isOther"));
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checkEqual(attrs.fileKey(), file.getAttribute("basic:fileKey"));
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// setAttribute
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FileTime modTime = attrs.lastModifiedTime();
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file.setAttribute("basic:lastModifiedTime", FileTime.fromMillis(0L));
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checkEqual(Attributes.readBasicFileAttributes(file).lastModifiedTime(),
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FileTime.fromMillis(0L));
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file.setAttribute("lastModifiedTime", modTime);
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checkEqual(Attributes.readBasicFileAttributes(file).lastModifiedTime(), modTime);
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Map<String,?> map;
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map = file.readAttributes("*");
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assertTrue(map.size() >= 9);
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checkEqual(attrs.isRegularFile(), map.get("isRegularFile")); // check one
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map = file.readAttributes("basic:*");
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assertTrue(map.size() >= 9);
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checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime")); // check one
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map = file.readAttributes("size,lastModifiedTime");
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assertTrue(map.size() == 2);
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checkEqual(attrs.size(), map.get("size"));
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checkEqual(attrs.lastModifiedTime(), map.get("lastModifiedTime"));
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map = file.readAttributes(
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"basic:lastModifiedTime,lastAccessTime,ShouldNotExist");
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assertTrue(map.size() == 2);
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checkEqual(attrs.lastModifiedTime(), map.get("lastModifiedTime"));
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checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime"));
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}
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// Exercise getAttribute/setAttribute/readAttributes on posix attributes
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static void checkPosixAttributes(FileRef file, PosixFileAttributes attrs)
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throws IOException
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{
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checkBasicAttributes(file, attrs);
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// getAttribute
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checkEqual(attrs.permissions(), file.getAttribute("posix:permissions"));
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checkEqual(attrs.owner(), file.getAttribute("posix:owner"));
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checkEqual(attrs.group(), file.getAttribute("posix:group"));
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// setAttribute
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Set<PosixFilePermission> orig = attrs.permissions();
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Set<PosixFilePermission> newPerms = new HashSet<PosixFilePermission>(orig);
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newPerms.remove(PosixFilePermission.OTHERS_READ);
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newPerms.remove(PosixFilePermission.OTHERS_WRITE);
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newPerms.remove(PosixFilePermission.OTHERS_EXECUTE);
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file.setAttribute("posix:permissions", newPerms);
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checkEqual(Attributes.readPosixFileAttributes(file).permissions(), newPerms);
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file.setAttribute("posix:permissions", orig);
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checkEqual(Attributes.readPosixFileAttributes(file).permissions(), orig);
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file.setAttribute("posix:owner", attrs.owner());
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file.setAttribute("posix:group", attrs.group());
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// readAttributes
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Map<String,?> map;
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map = file.readAttributes("posix:*");
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assertTrue(map.size() >= 12);
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checkEqual(attrs.permissions(), map.get("permissions")); // check one
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map = file.readAttributes("posix:size,owner,ShouldNotExist");
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assertTrue(map.size() == 2);
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checkEqual(attrs.size(), map.get("size"));
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checkEqual(attrs.owner(), map.get("owner"));
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}
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// Exercise getAttribute/readAttributes on unix attributes
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static void checkUnixAttributes(FileRef file) throws IOException {
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// getAttribute
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int mode = (Integer)file.getAttribute("unix:mode");
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long ino = (Long)file.getAttribute("unix:ino");
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long dev = (Long)file.getAttribute("unix:dev");
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long rdev = (Long)file.getAttribute("unix:rdev");
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int nlink = (Integer)file.getAttribute("unix:nlink");
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int uid = (Integer)file.getAttribute("unix:uid");
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int gid = (Integer)file.getAttribute("unix:gid");
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FileTime ctime = (FileTime)file.getAttribute("unix:ctime");
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// readAttributes
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Map<String,?> map;
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map = file.readAttributes("unix:*");
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assertTrue(map.size() >= 20);
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map = file.readAttributes("unix:size,uid,gid,ShouldNotExist");
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assertTrue(map.size() == 3);
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checkEqual(map.get("size"),
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Attributes.readBasicFileAttributes(file).size());
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}
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// Exercise getAttribute/setAttribute on dos attributes
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static void checkDosAttributes(FileRef file, DosFileAttributes attrs)
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throws IOException
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{
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checkBasicAttributes(file, attrs);
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// getAttribute
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checkEqual(attrs.isReadOnly(), file.getAttribute("dos:readonly"));
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checkEqual(attrs.isHidden(), file.getAttribute("dos:hidden"));
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checkEqual(attrs.isSystem(), file.getAttribute("dos:system"));
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checkEqual(attrs.isArchive(), file.getAttribute("dos:archive"));
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// setAttribute
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boolean value;
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value = attrs.isReadOnly();
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file.setAttribute("dos:readonly", !value);
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checkEqual(Attributes.readDosFileAttributes(file).isReadOnly(), !value);
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file.setAttribute("dos:readonly", value);
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checkEqual(Attributes.readDosFileAttributes(file).isReadOnly(), value);
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value = attrs.isHidden();
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file.setAttribute("dos:hidden", !value);
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checkEqual(Attributes.readDosFileAttributes(file).isHidden(), !value);
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file.setAttribute("dos:hidden", value);
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checkEqual(Attributes.readDosFileAttributes(file).isHidden(), value);
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value = attrs.isSystem();
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file.setAttribute("dos:system", !value);
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checkEqual(Attributes.readDosFileAttributes(file).isSystem(), !value);
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file.setAttribute("dos:system", value);
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checkEqual(Attributes.readDosFileAttributes(file).isSystem(), value);
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value = attrs.isArchive();
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file.setAttribute("dos:archive", !value);
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checkEqual(Attributes.readDosFileAttributes(file).isArchive(), !value);
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file.setAttribute("dos:archive", value);
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checkEqual(Attributes.readDosFileAttributes(file).isArchive(), value);
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// readAttributes
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Map<String,?> map;
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map = file.readAttributes("dos:*");
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assertTrue(map.size() >= 13);
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checkEqual(attrs.isReadOnly(), map.get("readonly")); // check one
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map = file.readAttributes("dos:size,hidden,ShouldNotExist");
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assertTrue(map.size() == 2);
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checkEqual(attrs.size(), map.get("size"));
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checkEqual(attrs.isHidden(), map.get("hidden"));
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}
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static void miscTests(Path file) throws IOException {
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// NPE tests
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try {
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file.getAttribute(null);
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throw new RuntimeException("NullPointerException expected");
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} catch (NullPointerException npe) { }
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try {
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file.getAttribute("isRegularFile", (LinkOption[])null);
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throw new RuntimeException("NullPointerException expected");
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} catch (NullPointerException npe) { }
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try {
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file.setAttribute(null, 0L);
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throw new RuntimeException("NullPointerException expected");
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} catch (NullPointerException npe) { }
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}
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static void doTests(Path dir) throws IOException {
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Path file = dir.resolve("foo").createFile();
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FileStore store = file.getFileStore();
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try {
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checkBasicAttributes(file,
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Attributes.readBasicFileAttributes(file));
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if (store.supportsFileAttributeView("posix"))
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checkPosixAttributes(file,
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Attributes.readPosixFileAttributes(file));
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if (store.supportsFileAttributeView("unix"))
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checkUnixAttributes(file);
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if (store.supportsFileAttributeView("dos"))
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checkDosAttributes(file,
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Attributes.readDosFileAttributes(file));
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miscTests(file);
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} finally {
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file.delete();
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}
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}
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public static void main(String[] args) throws IOException {
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Path dir = TestUtil.createTemporaryDirectory();
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try {
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doTests(dir);
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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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