project.createVltFilterWithRoots("/content/test-root/en");
project.createOrUpdateFile(Path.fromPortableString("jcr_root/content/test-root/en/hello.txt"),
new ByteArrayInputStream("hello, world".getBytes()));
ServerAdapter server = new ServerAdapter(wstServer.getServer());
server.installModule(contentProject);
// create server-side content
RepositoryAccessor repo = new RepositoryAccessor(config);
repo.createNode("/content/test-root/de", "nt:folder");
repo.createNode("/content/test-root/de/files", "nt:folder");