}
@Test
public void testPackageSignature() throws IOException, PackagingException, PGPException, SignatureException, org.bouncycastle.openpgp.PGPException, NoSuchProviderException {
final File debFile = createPackage(ImmutableList.<Resource>of(
new StringResource("hello world", true, "/tmp/test.txt", USER, USER, TarEntry.DEFAULT_FILE_MODE)
));
final File packageDir = temporaryFolder.newFolder();
ArchiveUtils.extractAr(debFile, packageDir);