void unpack(StreamPtr input,
StreamFactoryPtr out,
Progress *prog = NULL,
const FileList *list = NULL)
{
StreamPtr s;
out->open("test1.dummy.empty");
s = out->open("test2.txt");
assert(s);
s->write("Hello dolly\n", 12);
s.reset();
s = out->open("dir1/");
//assert(!s);
s = out->open("dir2/test3.txt");
s->write("This is Louis, Dolly\n", 21);
}
