@Test
public void testRemoveThenRemountFSAndGetEntry() throws Exception {
if (!config.isReadOnly()) {
setUp();
String filename = "a file to test.text";
FSDirectory rootDir = getFs().getRootEntry().getDirectory();
/*FSEntry entry =*/ rootDir.addFile(filename);
FSEntry gotEntry = rootDir.getEntry(filename);
assertNotNull("must contain the added file", gotEntry);
assertEquals("returned bad entry", filename, gotEntry.getName());
rootDir.remove(filename);
assertNull("must not contain the removed file", rootDir.getEntry(filename));
remountFS(config, config.isReadOnly());
FSDirectory rootDir2 = getFs().getRootEntry().getDirectory();
TestUtils.listEntries(rootDir2.iterator());
assertFalse("same ref (rootDir) after remount", rootDir == rootDir2);
FSEntry gotEntry2 = rootDir2.getEntry(filename);
assertNull("must not contain the removed file", gotEntry2);
}
}
public static void createFloppy(File f) throws Exception {
GrubFatFormatter ff = new GrubFatFormatter(0, null, null);
FileDevice newFd = new FileDevice(f, "rw");
newFd.setLength(1440 * 1024);
ff.format(newFd);
// newFd.start();
final FileSystemService fSS = InitialNaming.lookup(FileSystemService.NAME);
FatFileSystemType type = fSS.getFileSystemType(FatFileSystemType.ID);
FatFileSystem fs = new FatFileSystem(newFd, false, type);
FSDirectory dir = fs.getRootEntry().getDirectory();
FSDirectory bDir = dir.addDirectory("boot").getDirectory();
FSDirectory bgDir = bDir.addDirectory("grub").getDirectory();
URLConnection urlConn = FatTest.class.getClassLoader().getResource("menu.lst").openConnection();
// byte[] buf = new byte[urlConn.getContentLength()];
ByteBuffer buf = ByteBuffer.allocate(urlConn.getContentLength());
FileUtils.copy(urlConn.getInputStream(), buf.array());
final FSFile fh1 = dir.addFile("test.lst").getFile();
fh1.setLength(urlConn.getContentLength());
fh1.write(0, buf);
final FSFile fh2 = bgDir.addFile("menu.lst").getFile();
fh2.setLength(urlConn.getContentLength());
fh2.write(0, buf);
fs.flush();
// newFd.stop();
newFd.close();
}
@Test
public void testAddFile() throws Exception {
setUp();
FSDirectory rootDir = getFs().getRootEntry().getDirectory();
String fileName = "A new file.text";
log.debug("Root dir before testAddFile :");
TestUtils.listEntries(rootDir.iterator());
if (config.isReadOnly()) {
try {
rootDir.addFile(fileName);
fail("addFile must fail in readOnly mode");
} catch (ReadOnlyFileSystemException e) {
// success
}
assertContainsOnly("must be empty", rootDir.iterator(), getEmptyDirNames(config, true));
} else {
try {
FSEntry entry = rootDir.addFile(fileName);
// success
log.debug("added file entry=" + FSUtils.toString(entry, true));
} catch (ReadOnlyFileSystemException e) {
fail("addFile must succeed in read/write mode");
}
assertContainsOnly(
"must contain " + fileName,
rootDir.iterator(),
TestUtils.append(getEmptyDirNames(config, true), new String[] {fileName}));
FSEntry gotEntry = rootDir.getEntry(fileName);
assertNotNull("must contain the added file", gotEntry);
assertEquals("returned bad entry", fileName, gotEntry.getName());
}
log.debug("Root dir after testAddFile :\n" + rootDir);
TestUtils.listEntries(rootDir.iterator());
}