private File createTempFile() throws Exception {
String filePath = System.getProperty("java.io.tmpdir") + System.nanoTime() + ".text";
File file = new File(filePath);
file.createNewFile();
FileWriter fileWriter = new FileWriter(file);
for (int i = 0; i < 1000; i++) {
fileWriter.write("Sample text " + i + System.getProperty("line.separator"));
}
fileWriter.close();
return file;
}
public void testBackupEncryptedFile() throws Exception {
// backup an encrypted file
File srcFile = createTempFile();
Advapi32Util.encryptFile(srcFile);
File dest =
new File(
System.getProperty("java.io.tmpdir") + File.separator + "backup" + System.nanoTime());
dest.mkdir();
Advapi32Util.backupEncryptedFile(srcFile, dest);
// simple check to see if a backup file exist
File backupFile = new File(dest.getAbsolutePath() + File.separator + srcFile.getName());
assertTrue(backupFile.exists());
assertEquals(srcFile.length(), backupFile.length());
// backup an encrypted directory
File srcDir =
new File(System.getProperty("java.io.tmpdir") + File.separator + System.nanoTime());
srcDir.mkdir();
Advapi32Util.encryptFile(srcDir);
Advapi32Util.backupEncryptedFile(srcDir, dest);
// Check to see if a backup directory exist
File backupDir = new File(dest.getAbsolutePath() + File.separator + srcDir.getName());
assertTrue(backupDir.exists());
// clean up
srcFile.delete();
for (File file : srcDir.listFiles()) {
file.delete();
}
srcDir.delete();
for (File file : dest.listFiles()) {
file.delete();
}
dest.delete();
}
public void testDisableEncryption() throws Exception {
File dir = new File(System.getProperty("java.io.tmpdir") + File.separator + System.nanoTime());
dir.mkdir();
assertEquals(FILE_ENCRYPTABLE, Advapi32Util.fileEncryptionStatus(dir));
Advapi32Util.disableEncryption(dir, true);
assertEquals(FILE_DIR_DISALOWED, Advapi32Util.fileEncryptionStatus(dir));
Advapi32Util.disableEncryption(dir, false);
assertEquals(FILE_ENCRYPTABLE, Advapi32Util.fileEncryptionStatus(dir));
for (File file : dir.listFiles()) {
file.delete();
}
dir.delete();
}