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/*
* Copyright (c) 2003, 2023, 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 4899022
* @summary Look for erroneous representation of drive letter
* @run junit GetCanonicalPath
*/
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Stream;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledOnOs;
import org.junit.jupiter.api.condition.OS;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import org.junit.jupiter.params.provider.ValueSource;
import static org.junit.jupiter.api.Assertions.*;
public class GetCanonicalPath {
private static Stream<Arguments> pathProviderWindows() {
List<Arguments> list = new ArrayList<Arguments>();
File dir = new File(System.getProperty("user.dir", "."));
char drive = dir.getPath().charAt(0);
String pathname = drive + ":\\";
list.add(Arguments.of(pathname, pathname));
list.add(Arguments.of(drive + ":", dir.toString()));
String name = "foo";
pathname = "\\\\?\\" + name;
list.add(Arguments.of(pathname, new File(dir, name).toString()));
pathname = "\\\\?\\" + drive + ":" + name;
list.add(Arguments.of(pathname, new File(dir, name).toString()));
pathname = "foo\\bar\\gus";
list.add(Arguments.of(pathname, new File(dir, pathname).toString()));
pathname = drive + ":\\foo\\bar\\gus";
list.add(Arguments.of(pathname, pathname));
pathname = "\\\\server\\share\\foo\\bar\\gus";
list.add(Arguments.of(pathname, pathname));
pathname = "\\\\localhost\\" + drive + "$\\Users\\file.dat";
list.add(Arguments.of(pathname, pathname));
list.add(Arguments.of("\\\\?\\" + drive + ":\\Users\\file.dat",
drive + ":\\Users\\file.dat"));
list.add(Arguments.of("\\\\?\\UNC\\localhost\\" + drive + "$\\Users\\file.dat",
"\\\\localhost\\" + drive + "$\\Users\\file.dat"));
return list.stream();
}
private static Stream<Arguments> pathProviderUnix() {
return Stream.of(
Arguments.of("/../../../../../a/b/c", "/a/b/c"),
Arguments.of("/../../../../../a/../b/c", "/b/c"),
Arguments.of("/../../../../../a/../../b/c", "/b/c"),
Arguments.of("/../../../../../a/../../../b/c", "/b/c"),
Arguments.of("/../../../../../a/../../../../b/c", "/b/c")
);
}
@ParameterizedTest
@EnabledOnOs({OS.AIX, OS.LINUX, OS.MAC})
@MethodSource("pathProviderUnix")
void goodPathsUnix(String pathname, String expected) throws IOException {
File file = new File(pathname);
String canonicalPath = file.getCanonicalPath();
assertEquals(expected, canonicalPath);
}
@ParameterizedTest
@EnabledOnOs(OS.WINDOWS)
@ValueSource(strings = {"\\\\?", "\\\\?\\UNC", "\\\\?\\UNC\\"})
void badPathsWindows(String pathname) {
assertThrows(IOException.class, () -> new File(pathname).getCanonicalPath());
}
@ParameterizedTest
@EnabledOnOs(OS.WINDOWS)
@MethodSource("pathProviderWindows")
void goodPathsWindows(String pathname, String expected) throws IOException {
File file = new File(pathname);
String canonicalPath = file.getCanonicalPath();
assertEquals(expected, canonicalPath);
}
@Test
@EnabledOnOs(OS.WINDOWS)
void driveLetter() throws IOException {
String path = new File("c:/").getCanonicalPath();
assertFalse(path.length() > 3, "Drive letter incorrectly represented");
}
}
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