public void testSymlinks() throws Exception {
File scratchDirectory = Files.createTempDir();
File newFile = createFileIn("New.java", scratchDirectory);
File rootDirectory = Files.createTempDir();
File subDirectory = Files.createTempDir();
ResourceAccumulator resourceAccumulator =
new ResourceAccumulator(rootDirectory.toPath(), createInclusivePathPrefixSet());
assertTrue(getResources(resourceAccumulator).isEmpty());
// Symlink in a subdirectory and then symlink in a contained file.
java.nio.file.Files.createSymbolicLink(
new File(rootDirectory, "sublink").toPath(), subDirectory.toPath())
.toFile();
java.nio.file.Files.createSymbolicLink(
new File(subDirectory, "New.java").toPath(), newFile.toPath())
.toFile();
waitForFileEvents();
List<AbstractResource> resources = getResources(resourceAccumulator);
assertEquals(1, resources.size());
assertTrue(resources.get(0).getPath().endsWith("sublink/New.java"));
resourceAccumulator.shutdown();
}
public void testSymlinkInfiniteLoop() throws Exception {
File rootDirectory = Files.createTempDir();
File subDirectory = Files.createTempDir();
ResourceAccumulator resourceAccumulator =
new ResourceAccumulator(rootDirectory.toPath(), createInclusivePathPrefixSet());
assertTrue(getResources(resourceAccumulator).isEmpty());
// Symlink in a loop
java.nio.file.Files.createSymbolicLink(
new File(rootDirectory, "sublink").toPath(), subDirectory.toPath())
.toFile();
java.nio.file.Files.createSymbolicLink(
new File(subDirectory, "sublink").toPath(), rootDirectory.toPath())
.toFile();
createFileIn("New.java", subDirectory);
waitForFileEvents();
try {
// Should throw an error if resourceAccumulator got stuck in an infinite directory scan loop.
getResources(resourceAccumulator);
fail();
} catch (FileSystemException expected) {
// Expected
}
resourceAccumulator.shutdown();
}
@BeforeClass
void setupTestFolder() throws IOException {
testFolder = TestUtil.createTemporaryDirectory();
supportsLinks = TestUtil.supportsLinks(testFolder);
TreeSet<Path> set = new TreeSet<>();
// Level 1
Path empty = testFolder.resolve("empty");
Path file = testFolder.resolve("file");
Path dir = testFolder.resolve("dir");
Path dir2 = testFolder.resolve("dir2");
Files.createDirectory(empty);
Files.createFile(file);
Files.createDirectory(dir);
Files.createDirectory(dir2);
set.add(empty);
set.add(file);
set.add(dir);
set.add(dir2);
if (supportsLinks) {
Path tmp = testFolder.resolve("linkDir");
Files.createSymbolicLink(tmp, dir);
set.add(tmp);
tmp = testFolder.resolve("linkFile");
Files.createSymbolicLink(tmp, file);
set.add(tmp);
}
level1 = set.toArray(new Path[0]);
// Level 2
Path tmp = dir.resolve("d1");
Files.createDirectory(tmp);
set.add(tmp);
tmp = dir.resolve("f1");
Files.createFile(tmp);
set.add(tmp);
if (supportsLinks) {
tmp = dir.resolve("lnDir2");
Files.createSymbolicLink(tmp, dir2);
set.add(tmp);
}
// walk include starting folder
set.add(testFolder);
all = set.toArray(new Path[0]);
// Follow links
if (supportsLinks) {
tmp = testFolder.resolve("linkDir");
set.add(tmp.resolve("d1"));
set.add(tmp.resolve("f1"));
tmp = tmp.resolve("lnDir2");
set.add(tmp);
}
all_folowLinks = set.toArray(new Path[0]);
}
@Test
public void testResourceBase() throws Exception {
testdir.ensureEmpty();
File resBase = testdir.getFile("docroot");
FS.ensureDirExists(resBase);
File foobar = new File(resBase, "foobar.txt");
File link = new File(resBase, "link.txt");
createFile(foobar, "Foo Bar");
String resBasePath = resBase.getAbsolutePath();
ServletHolder defholder = context.addServlet(DefaultServlet.class, "/");
defholder.setInitParameter("resourceBase", resBasePath);
defholder.setInitParameter("gzip", "false");
String response;
response = connector.getResponses("GET /context/foobar.txt HTTP/1.0\r\n\r\n");
assertResponseContains("Foo Bar", response);
if (!OS.IS_WINDOWS) {
Files.createSymbolicLink(link.toPath(), foobar.toPath());
response = connector.getResponses("GET /context/link.txt HTTP/1.0\r\n\r\n");
assertResponseContains("404", response);
context.addAliasCheck(new ContextHandler.ApproveAliases());
response = connector.getResponses("GET /context/link.txt HTTP/1.0\r\n\r\n");
assertResponseContains("Foo Bar", response);
}
}
@Test
public void sanitizeSymlinkedWorkingDirectory() throws IOException {
TemporaryFolder folder = new TemporaryFolder();
folder.create();
// Setup up a symlink to our working directory.
Path symlinkedRoot = folder.getRoot().toPath().resolve("symlinked-root");
java.nio.file.Files.createSymbolicLink(symlinkedRoot, tmp.getRootPath());
// Run the build, setting PWD to the above symlink. Typically, this causes compilers to use
// the symlinked directory, even though it's not the right project root.
Map<String, String> envCopy = Maps.newHashMap(System.getenv());
envCopy.put("PWD", symlinkedRoot.toString());
workspace
.runBuckCommandWithEnvironmentAndContext(
tmp.getRootPath(),
Optional.<NGContext>absent(),
Optional.<BuckEventListener>absent(),
Optional.of(ImmutableMap.copyOf(envCopy)),
"build",
"//:simple#default,static")
.assertSuccess();
// Verify that we still sanitized this path correctly.
Path lib = workspace.getPath("buck-out/gen/simple#default,static/libsimple.a");
String contents = Files.asByteSource(lib.toFile()).asCharSource(Charsets.ISO_8859_1).read();
assertFalse(lib.toString(), contents.contains(tmp.getRootPath().toString()));
assertFalse(lib.toString(), contents.contains(symlinkedRoot.toString()));
folder.delete();
}
public void testWalkFollowLinkLoop() {
if (!supportsLinks) {
return;
}
// Loops.
try {
Path dir = testFolder.resolve("dir");
Path linkdir = testFolder.resolve("linkDir");
Path d1 = dir.resolve("d1");
Path cause = d1.resolve("lnSelf");
Files.createSymbolicLink(cause, d1);
// loop in descendant.
validateFileSystemLoopException(dir, cause);
// loop in self
validateFileSystemLoopException(d1, cause);
// start from other place via link
validateFileSystemLoopException(linkdir, linkdir.resolve(Paths.get("d1", "lnSelf")));
Files.delete(cause);
// loop to parent.
cause = d1.resolve("lnParent");
Files.createSymbolicLink(cause, dir);
// loop should be detected at test/dir/d1/lnParent/d1
validateFileSystemLoopException(d1, cause.resolve("d1"));
// loop should be detected at link
validateFileSystemLoopException(dir, cause);
// loop should be detected at test/linkdir/d1/lnParent
// which is test/dir we have visited via test/linkdir
validateFileSystemLoopException(linkdir, linkdir.resolve(Paths.get("d1", "lnParent")));
Files.delete(cause);
// cross loop
Path dir2 = testFolder.resolve("dir2");
cause = dir2.resolve("lnDir");
Files.createSymbolicLink(cause, dir);
validateFileSystemLoopException(dir, dir.resolve(Paths.get("lnDir2", "lnDir")));
validateFileSystemLoopException(dir2, dir2.resolve(Paths.get("lnDir", "lnDir2")));
validateFileSystemLoopException(linkdir, linkdir.resolve(Paths.get("lnDir2", "lnDir")));
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe);
}
}
/**
* Creates a unique symlink to /dev/stdout in a temporary directory, and sets it to delete on
* exit.
*
* @return Path to the symlink.
* @throws IOException
*/
private static Path createStdoutSymlink() throws IOException {
File tempDir = new File(System.getProperty("java.io.tmpdir"));
final File link =
new File(tempDir.getAbsolutePath() + "/cantaloupe-" + UUID.randomUUID() + ".tif");
link.deleteOnExit();
final File devStdout = new File("/dev/stdout");
return Files.createSymbolicLink(
Paths.get(link.getAbsolutePath()), Paths.get(devStdout.getAbsolutePath()));
}
/**
* Creates a symlink at {@code pathToProjectRoot.resolve(pathToDesiredLinkUnderProjectRoot)} that
* points to {@code pathToProjectRoot.resolve(pathToExistingFileUnderProjectRoot)} using a
* relative symlink. Both params must be relative to the project root.
*
* @param pathToDesiredLinkUnderProjectRoot must reference a file, not a directory.
* @param pathToExistingFileUnderProjectRoot must reference a file, not a directory.
* @return the relative path from the new symlink that was created to the existing file.
*/
public static Path createRelativeSymlink(
Path pathToDesiredLinkUnderProjectRoot,
Path pathToExistingFileUnderProjectRoot,
Path pathToProjectRoot)
throws IOException {
Path target =
getRelativePath(
pathToExistingFileUnderProjectRoot, pathToDesiredLinkUnderProjectRoot.getParent());
Files.createSymbolicLink(pathToProjectRoot.resolve(pathToDesiredLinkUnderProjectRoot), target);
return target;
}
/** Create Symbolic Link for the HDFS binary. */
private void createSymbolicLink() {
log.info("Creating a symbolic link for HDFS binary");
try {
// Find Hdfs binary in sandbox
File sandboxHdfsBinary = new File(System.getProperty("user.dir"));
Path sandboxHdfsBinaryPath = Paths.get(sandboxHdfsBinary.getAbsolutePath());
// Create mesosphere opt dir (parent dir of the symbolic link) if it does not exist
File frameworkMountDir = new File(hdfsFrameworkConfig.getFrameworkMountPath());
FileUtils.createDir(frameworkMountDir);
// Delete and recreate directory for symbolic link every time
String hdfsBinaryPath =
hdfsFrameworkConfig.getFrameworkMountPath() + "/" + HDFSConstants.HDFS_BINARY_DIR;
File hdfsBinaryDir = new File(hdfsBinaryPath);
// Try to delete the symbolic link in case a dangling link is present
try {
ProcessBuilder processBuilder = new ProcessBuilder("unlink", hdfsBinaryPath);
Process process = processBuilder.start();
redirectProcess(process);
int exitCode = process.waitFor();
if (exitCode != 0) {
log.info("Unable to unlink old sym link. Link may not exist. Exit code: " + exitCode);
}
} catch (IOException e) {
log.fatal("Could not unlink " + hdfsBinaryPath, e);
throw e;
}
// Delete the file if it exists
if (hdfsBinaryDir.exists() && !FileUtils.deleteDirectory(hdfsBinaryDir)) {
String msg = "Unable to delete file: " + hdfsBinaryDir;
log.error(msg);
throw new ExecutorException(msg);
}
// Create symbolic link
Path hdfsLinkDirPath = Paths.get(hdfsBinaryPath);
Files.createSymbolicLink(hdfsLinkDirPath, sandboxHdfsBinaryPath);
log.info("The linked HDFS binary path is: " + sandboxHdfsBinaryPath);
log.info("The symbolic link path is: " + hdfsLinkDirPath);
// Adding binary to the PATH environment variable
addBinaryToPath(hdfsBinaryPath);
} catch (IOException | InterruptedException e) {
String msg = "Error creating the symbolic link to hdfs binary";
shutdownExecutor(1, msg, e);
}
}
public static void createSymbolicLink(String src, String dest) {
Path destPath = Paths.get(getPath(dest));
Path srcPath = Paths.get(src);
if (Files.notExists(srcPath) || !Files.isDirectory(srcPath)) {
return;
}
if (Files.exists(destPath)) {
return;
}
try {
Files.createSymbolicLink(destPath, srcPath);
} catch (IOException e) {
log.warn(
String.format("WebdavUtil.createSymbolicLink fail... src : %s, dest : %s", src, dest));
}
}
private void createSoftLinks(String fileName, String logLoc, String gameName) {
String linkName;
if (fileName.endsWith("boot.xml")) {
linkName = String.format("%s%s.boot.xml", logLoc, gameName);
} else if (fileName.contains("boot")) {
linkName = String.format("%s%s.boot.tar.gz", logLoc, gameName);
} else {
linkName = String.format("%s%s.sim.tar.gz", logLoc, gameName);
}
try {
Path link = Paths.get(linkName);
Path target = Paths.get(fileName);
Files.createSymbolicLink(link, target);
} catch (FileAlreadyExistsException faee) {
// Ignored
} catch (IOException | UnsupportedOperationException e) {
e.printStackTrace();
}
}
public void createSymLink(Path symLink, Path realFile, boolean force) throws IOException {
symLink = resolve(symLink);
if (force) {
Files.deleteIfExists(symLink);
}
if (Platform.detect() == Platform.WINDOWS) {
if (isDirectory(realFile)) {
// Creating symlinks to directories on Windows requires escalated privileges. We're just
// going to have to copy things recursively.
MoreFiles.copyRecursively(realFile, symLink);
} else {
// When sourcePath is relative, resolve it from the targetPath. We're creating a hard link
// anyway.
realFile = symLink.getParent().resolve(realFile).normalize();
Files.createLink(symLink, realFile);
}
} else {
Files.createSymbolicLink(symLink, realFile);
}
}
/**
* Tests that paths containing symbolic links cause a warning
*
* @throws Exception
*/
@Test
public void testExportWarningForSymbolicLinkPath() throws Exception {
if (System.getProperty("os.name").startsWith("Win")) {
// can't create symlinks in windows (borrowed from Apache commonsio)
return;
}
resetInitialState();
FileUtils.copyFile(SYSTEM_PROPERTIES.toFile(), new File(TEST_FILE));
Files.createSymbolicLink(symbolicLink, Paths.get(TEST_FILE));
System.setProperty(KEYSTORE_PROPERTY, symbolicLink.toString());
String response = console.runCommand(EXPORT_COMMAND);
assertThat(
String.format("Should not have been able to export to %s.", getDefaultExportDirectory()),
response,
containsString(
String.format(
"Failed to export all configurations to %s", getDefaultExportDirectory())));
}
public void testSecurityException() throws IOException {
Path empty = testFolder.resolve("empty");
Path triggerFile = Files.createFile(empty.resolve("SecurityException"));
Path sampleFile = Files.createDirectories(empty.resolve("sample"));
Path dir2 = testFolder.resolve("dir2");
Path triggerDir = Files.createDirectories(dir2.resolve("SecurityException"));
Files.createFile(triggerDir.resolve("fileInSE"));
Path sample = Files.createFile(dir2.resolve("file"));
Path triggerLink = null;
Path linkTriggerDir = null;
Path linkTriggerFile = null;
if (supportsLinks) {
Path dir = testFolder.resolve("dir");
triggerLink = Files.createSymbolicLink(dir.resolve("SecurityException"), empty);
linkTriggerDir = Files.createSymbolicLink(dir.resolve("lnDirSE"), triggerDir);
linkTriggerFile = Files.createSymbolicLink(dir.resolve("lnFileSE"), triggerFile);
}
FaultyFileSystem.FaultyFSProvider fsp = FaultyFileSystem.FaultyFSProvider.getInstance();
FaultyFileSystem fs = (FaultyFileSystem) fsp.newFileSystem(testFolder, null);
try {
fsp.setFaultyMode(false);
Path fakeRoot = fs.getRoot();
// validate setting
try (Stream<Path> s = Files.list(fakeRoot.resolve("empty"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(result, new String[] {"SecurityException", "sample"});
}
try (Stream<Path> s = Files.walk(fakeRoot.resolve("dir2"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(result, new String[] {"dir2", "SecurityException", "fileInSE", "file"});
}
if (supportsLinks) {
try (Stream<Path> s = Files.list(fakeRoot.resolve("dir"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(
result,
new String[] {"d1", "f1", "lnDir2", "SecurityException", "lnDirSE", "lnFileSE"});
}
}
// execute test
fsp.setFaultyMode(true);
// ignore file cause SecurityException
try (Stream<Path> s = Files.walk(fakeRoot.resolve("empty"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(result, new String[] {"empty", "sample"});
}
// skip folder cause SecurityException
try (Stream<Path> s = Files.walk(fakeRoot.resolve("dir2"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(result, new String[] {"dir2", "file"});
}
if (supportsLinks) {
// not following links
try (Stream<Path> s = Files.walk(fakeRoot.resolve("dir"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(
result, new String[] {"dir", "d1", "f1", "lnDir2", "lnDirSE", "lnFileSE"});
}
// following links
try (Stream<Path> s = Files.walk(fakeRoot.resolve("dir"), FileVisitOption.FOLLOW_LINKS)) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
// ?? Should fileInSE show up?
// With FaultyFS, it does as no exception thrown for link to "SecurityException" with read
// on "lnXxxSE"
assertEqualsNoOrder(
result,
new String[] {
"dir", "d1", "f1", "lnDir2", "file", "lnDirSE", "lnFileSE", "fileInSE"
});
}
}
// list instead of walk
try (Stream<Path> s = Files.list(fakeRoot.resolve("empty"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(result, new String[] {"sample"});
}
try (Stream<Path> s = Files.list(fakeRoot.resolve("dir2"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
assertEqualsNoOrder(result, new String[] {"file"});
}
// root cause SecurityException should be reported
try (Stream<Path> s = Files.walk(fakeRoot.resolve("dir2").resolve("SecurityException"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
fail("should not reach here due to SecurityException");
} catch (SecurityException se) {
assertTrue(se.getCause() instanceof FaultyFileSystem.FaultyException);
}
// Walk a file cause SecurityException, we should get SE
try (Stream<Path> s = Files.walk(fakeRoot.resolve("dir").resolve("SecurityException"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
fail("should not reach here due to SecurityException");
} catch (SecurityException se) {
assertTrue(se.getCause() instanceof FaultyFileSystem.FaultyException);
}
// List a file cause SecurityException, we should get SE as cannot read attribute
try (Stream<Path> s = Files.list(fakeRoot.resolve("dir2").resolve("SecurityException"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
fail("should not reach here due to SecurityException");
} catch (SecurityException se) {
assertTrue(se.getCause() instanceof FaultyFileSystem.FaultyException);
}
try (Stream<Path> s = Files.list(fakeRoot.resolve("dir").resolve("SecurityException"))) {
String[] result = s.map(path -> path.getFileName().toString()).toArray(String[]::new);
fail("should not reach here due to SecurityException");
} catch (SecurityException se) {
assertTrue(se.getCause() instanceof FaultyFileSystem.FaultyException);
}
} finally {
// Cleanup
if (fs != null) {
fs.close();
}
if (supportsLinks) {
Files.delete(triggerLink);
Files.delete(linkTriggerDir);
Files.delete(linkTriggerFile);
}
Files.delete(triggerFile);
Files.delete(sampleFile);
Files.delete(sample);
TestUtil.removeAll(triggerDir);
}
}
public static void createSymlink(String targetPathStr, File symlinkFile) throws Exception {
Path targetPath = Paths.get(targetPathStr);
Path symlinkPath = Paths.get(symlinkFile.getPath());
Files.createSymbolicLink(symlinkPath, targetPath);
}
/** Tests all possible ways to invoke move */
static void testMove(Path dir1, Path dir2, boolean supportsLinks) throws IOException {
Path source, target, entry;
boolean sameDevice = getFileStore(dir1).equals(getFileStore(dir2));
// -- regular file --
/** Test: move regular file, target does not exist */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
moveAndVerify(source, target);
delete(target);
/** Test: move regular file, target exists */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createFile(target);
try {
moveAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(target);
createDirectory(target);
try {
moveAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(source);
delete(target);
/** Test: move regular file, target does not exist */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
/** Test: move regular file, target exists */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createFile(target);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
/** Test: move regular file, target exists and is empty directory */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createDirectory(target);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
/** Test: move regular file, target exists and is non-empty directory */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createDirectory(target);
entry = target.resolve("foo");
createFile(entry);
try {
moveAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(entry);
delete(source);
delete(target);
/** Test atomic move of regular file (same file store) */
source = createSourceFile(dir1);
target = getTargetFile(dir1);
moveAndVerify(source, target, ATOMIC_MOVE);
delete(target);
/** Test atomic move of regular file (different file store) */
if (!sameDevice) {
source = createSourceFile(dir1);
target = getTargetFile(dir2);
try {
moveAndVerify(source, target, ATOMIC_MOVE);
throw new RuntimeException("AtomicMoveNotSupportedException expected");
} catch (AtomicMoveNotSupportedException x) {
}
delete(source);
}
// -- directories --
/*
* Test: move empty directory, target does not exist
*/
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
moveAndVerify(source, target);
delete(target);
/** Test: move empty directory, target exists */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createFile(target);
try {
moveAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(target);
createDirectory(target);
try {
moveAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(source);
delete(target);
/** Test: move empty directory, target does not exist */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
/** Test: move empty directory, target exists */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createFile(target);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
/** Test: move empty, target exists and is empty directory */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createDirectory(target);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
/** Test: move empty directory, target exists and is non-empty directory */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createDirectory(target);
entry = target.resolve("foo");
createFile(entry);
try {
moveAndVerify(source, target, REPLACE_EXISTING);
throw new RuntimeException("DirectoryNotEmptyException expected");
} catch (DirectoryNotEmptyException x) {
}
delete(entry);
delete(source);
delete(target);
/** Test: move non-empty directory (same file system) */
source = createSourceDirectory(dir1);
createFile(source.resolve("foo"));
target = getTargetFile(dir1);
moveAndVerify(source, target);
delete(target.resolve("foo"));
delete(target);
/** Test: move non-empty directory (different file store) */
if (!sameDevice) {
source = createSourceDirectory(dir1);
createFile(source.resolve("foo"));
target = getTargetFile(dir2);
try {
moveAndVerify(source, target);
throw new RuntimeException("IOException expected");
} catch (IOException x) {
}
delete(source.resolve("foo"));
delete(source);
}
/** Test atomic move of directory (same file store) */
source = createSourceDirectory(dir1);
createFile(source.resolve("foo"));
target = getTargetFile(dir1);
moveAndVerify(source, target, ATOMIC_MOVE);
delete(target.resolve("foo"));
delete(target);
// -- symbolic links --
/** Test: Move symbolic link to file, target does not exist */
if (supportsLinks) {
Path tmp = createSourceFile(dir1);
source = dir1.resolve("link");
createSymbolicLink(source, tmp);
target = getTargetFile(dir2);
moveAndVerify(source, target);
delete(target);
delete(tmp);
}
/** Test: Move symbolic link to directory, target does not exist */
if (supportsLinks) {
source = dir1.resolve("link");
createSymbolicLink(source, dir2);
target = getTargetFile(dir2);
moveAndVerify(source, target);
delete(target);
}
/** Test: Move broken symbolic link, target does not exists */
if (supportsLinks) {
Path tmp = Paths.get("doesnotexist");
source = dir1.resolve("link");
createSymbolicLink(source, tmp);
target = getTargetFile(dir2);
moveAndVerify(source, target);
delete(target);
}
/** Test: Move symbolic link, target exists */
if (supportsLinks) {
source = dir1.resolve("link");
createSymbolicLink(source, dir2);
target = getTargetFile(dir2);
createFile(target);
try {
moveAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(source);
delete(target);
}
/** Test: Move regular file, target exists */
if (supportsLinks) {
source = dir1.resolve("link");
createSymbolicLink(source, dir2);
target = getTargetFile(dir2);
createFile(target);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
}
/** Test: move symbolic link, target exists and is empty directory */
if (supportsLinks) {
source = dir1.resolve("link");
createSymbolicLink(source, dir2);
target = getTargetFile(dir2);
createDirectory(target);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
}
/** Test: symbolic link, target exists and is non-empty directory */
if (supportsLinks) {
source = dir1.resolve("link");
createSymbolicLink(source, dir2);
target = getTargetFile(dir2);
createDirectory(target);
entry = target.resolve("foo");
createFile(entry);
try {
moveAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(entry);
delete(source);
delete(target);
}
/** Test atomic move of symbolic link (same file store) */
if (supportsLinks) {
source = dir1.resolve("link");
createSymbolicLink(source, dir1);
target = getTargetFile(dir2);
createFile(target);
moveAndVerify(source, target, REPLACE_EXISTING);
delete(target);
}
// -- misc. tests --
/** Test nulls */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
try {
move(null, target);
throw new RuntimeException("NullPointerException expected");
} catch (NullPointerException x) {
}
try {
move(source, null);
throw new RuntimeException("NullPointerException expected");
} catch (NullPointerException x) {
}
try {
move(source, target, (CopyOption[]) null);
throw new RuntimeException("NullPointerException expected");
} catch (NullPointerException x) {
}
try {
CopyOption[] opts = {REPLACE_EXISTING, null};
move(source, target, opts);
throw new RuntimeException("NullPointerException expected");
} catch (NullPointerException x) {
}
delete(source);
/** Test UOE */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
try {
move(source, target, new CopyOption() {});
} catch (UnsupportedOperationException x) {
}
try {
move(source, target, REPLACE_EXISTING, new CopyOption() {});
} catch (UnsupportedOperationException x) {
}
delete(source);
}
/** Tests all possible ways to invoke copy to copy a file to a file */
static void testCopyFileToFile(Path dir1, Path dir2, boolean supportsLinks) throws IOException {
Path source, target, link, entry;
// -- regular file --
/** Test: move regular file, target does not exist */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
copyAndVerify(source, target);
delete(source);
delete(target);
/** Test: copy regular file, target exists */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createFile(target);
try {
copyAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(target);
createDirectory(target);
try {
copyAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(source);
delete(target);
/** Test: copy regular file, target does not exist */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
copyAndVerify(source, target, REPLACE_EXISTING);
delete(source);
delete(target);
/** Test: copy regular file, target exists */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createFile(target);
copyAndVerify(source, target, REPLACE_EXISTING);
delete(source);
delete(target);
/** Test: copy regular file, target exists and is empty directory */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createDirectory(target);
copyAndVerify(source, target, REPLACE_EXISTING);
delete(source);
delete(target);
/** Test: copy regular file, target exists and is non-empty directory */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
createDirectory(target);
entry = target.resolve("foo");
createFile(entry);
try {
copyAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(entry);
delete(source);
delete(target);
/** Test: copy regular file + attributes */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
copyAndVerify(source, target, COPY_ATTRIBUTES);
delete(source);
delete(target);
// -- directory --
/*
* Test: copy directory, target does not exist
*/
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
copyAndVerify(source, target);
delete(source);
delete(target);
/** Test: copy directory, target exists */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createFile(target);
try {
copyAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(target);
createDirectory(target);
try {
copyAndVerify(source, target);
throw new RuntimeException("FileAlreadyExistsException expected");
} catch (FileAlreadyExistsException x) {
}
delete(source);
delete(target);
/** Test: copy directory, target does not exist */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
copyAndVerify(source, target, REPLACE_EXISTING);
delete(source);
delete(target);
/** Test: copy directory, target exists */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createFile(target);
copyAndVerify(source, target, REPLACE_EXISTING);
delete(source);
delete(target);
/** Test: copy directory, target exists and is empty directory */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createDirectory(target);
copyAndVerify(source, target, REPLACE_EXISTING);
delete(source);
delete(target);
/** Test: copy directory, target exists and is non-empty directory */
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
createDirectory(target);
entry = target.resolve("foo");
createFile(entry);
try {
copyAndVerify(source, target, REPLACE_EXISTING);
throw new RuntimeException("DirectoryNotEmptyException expected");
} catch (DirectoryNotEmptyException x) {
}
delete(entry);
delete(source);
delete(target);
/*
* Test: copy directory + attributes
*/
source = createSourceDirectory(dir1);
target = getTargetFile(dir2);
copyAndVerify(source, target, COPY_ATTRIBUTES);
delete(source);
delete(target);
// -- symbolic links --
/** Test: Follow link */
if (supportsLinks) {
source = createSourceFile(dir1);
link = dir1.resolve("link");
createSymbolicLink(link, source);
target = getTargetFile(dir2);
copyAndVerify(link, target);
delete(link);
delete(source);
}
/** Test: Copy link (to file) */
if (supportsLinks) {
source = createSourceFile(dir1);
link = dir1.resolve("link");
createSymbolicLink(link, source);
target = getTargetFile(dir2);
copyAndVerify(link, target, NOFOLLOW_LINKS);
delete(link);
delete(source);
}
/** Test: Copy link (to directory) */
if (supportsLinks) {
source = dir1.resolve("mydir");
createDirectory(source);
link = dir1.resolve("link");
createSymbolicLink(link, source);
target = getTargetFile(dir2);
copyAndVerify(link, target, NOFOLLOW_LINKS);
delete(link);
delete(source);
}
/** Test: Copy broken link */
if (supportsLinks) {
assertTrue(notExists(source));
link = dir1.resolve("link");
createSymbolicLink(link, source);
target = getTargetFile(dir2);
copyAndVerify(link, target, NOFOLLOW_LINKS);
delete(link);
}
/** Test: Copy link to UNC (Windows only) */
if (supportsLinks && System.getProperty("os.name").startsWith("Windows")) {
Path unc = Paths.get("\\\\rialto\\share\\file");
link = dir1.resolve("link");
createSymbolicLink(link, unc);
target = getTargetFile(dir2);
copyAndVerify(link, target, NOFOLLOW_LINKS);
delete(link);
}
// -- misc. tests --
/** Test nulls */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
try {
copy(source, null);
throw new RuntimeException("NullPointerException expected");
} catch (NullPointerException x) {
}
try {
copy(source, target, (CopyOption[]) null);
throw new RuntimeException("NullPointerException expected");
} catch (NullPointerException x) {
}
try {
CopyOption[] opts = {REPLACE_EXISTING, null};
copy(source, target, opts);
throw new RuntimeException("NullPointerException expected");
} catch (NullPointerException x) {
}
delete(source);
/** Test UOE */
source = createSourceFile(dir1);
target = getTargetFile(dir2);
try {
copy(source, target, new CopyOption() {});
} catch (UnsupportedOperationException x) {
}
try {
copy(source, target, REPLACE_EXISTING, new CopyOption() {});
} catch (UnsupportedOperationException x) {
}
delete(source);
}