/** 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);
}
/** 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);
}