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/*
* Copyright (c) 2025, 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 8356678
* @requires (os.family != "windows")
* @summary Test Files operations when a path component is not a directory
* @run junit NotADirectory
*/
import java.io.IOException;
import java.nio.file.CopyOption;
import java.nio.file.Files;
import java.nio.file.FileSystemException;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.attribute.BasicFileAttributes;
import java.nio.file.attribute.PosixFileAttributes;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Stream;
import static java.nio.file.StandardCopyOption.ATOMIC_MOVE;
import static java.nio.file.StandardCopyOption.REPLACE_EXISTING;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
public class NotADirectory {
private static final Path ROOT = Path.of(".");
private static final Path NOT_EXIST = ROOT.resolve("notExist");
private static final Path DIR = ROOT.resolve("dir");
private static final Path FILE = ROOT.resolve("file");
private static final Path BASE = ROOT.resolve("foo");
private static final Path BOGUS = BASE.resolve("bar");
private static final Path[] SRCDST = new Path[] {
NOT_EXIST, DIR, FILE
};
private static final CopyOption[][] COPY_OPTIONS = new CopyOption[][] {
new CopyOption[] {},
new CopyOption[] {REPLACE_EXISTING},
};
private static final CopyOption[][] MOVE_OPTIONS = new CopyOption[][] {
new CopyOption[] {},
new CopyOption[] {ATOMIC_MOVE},
new CopyOption[] {REPLACE_EXISTING},
new CopyOption[] {ATOMIC_MOVE, REPLACE_EXISTING},
};
@BeforeAll
public static void init() throws IOException {
Files.createDirectory(DIR);
Files.createFile(FILE);
Files.createFile(BASE);
}
@AfterAll
public static void clean() throws IOException {
Files.delete(DIR);
Files.delete(FILE);
Files.delete(BASE);
}
private static Stream<Arguments> copyMoveParams(CopyOption[][] options) {
List<Arguments> list = new ArrayList<Arguments>();
for (CopyOption[] opts : options) {
for (Path p : SRCDST) {
list.add(Arguments.of(p, BOGUS, opts));
list.add(Arguments.of(BOGUS, p, opts));
}
}
return list.stream();
}
private static Stream<Arguments> copyParams() {
return copyMoveParams(COPY_OPTIONS);
}
private static Stream<Arguments> moveParams() {
return copyMoveParams(MOVE_OPTIONS);
}
@ParameterizedTest
@MethodSource("copyParams")
public void copy(Path src, Path dst, CopyOption[] opts)
throws IOException {
Class exceptionClass = dst.equals(BOGUS) ?
FileSystemException.class : NoSuchFileException.class;
assertThrows(exceptionClass,
() -> Files.copy(src, dst, opts));
}
@ParameterizedTest
@MethodSource("moveParams")
public void move(Path src, Path dst, CopyOption[] opts)
throws IOException {
Class exceptionClass = src.equals(BOGUS) || dst.equals(BOGUS) ?
FileSystemException.class : NoSuchFileException.class;
assertThrows(exceptionClass,
() -> Files.move(src, dst, opts));
}
@Test
public void readBasic() throws IOException {
assertThrows(NoSuchFileException.class,
() -> Files.readAttributes(BOGUS, BasicFileAttributes.class));
}
@Test
public void readPosix() throws IOException {
assertThrows(NoSuchFileException.class,
() -> Files.readAttributes(BOGUS, PosixFileAttributes.class));
}
@Test
public void exists() throws IOException {
assertFalse(Files.exists(BOGUS));
}
@Test
public void notExists() throws IOException {
assertTrue(Files.notExists(BOGUS));
}
}
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