public void test1() throws Exception {
        // NB replicator is a BasicReplicator object we created earlier
        MutableDocumentRevision doc = new MutableDocumentRevision();
        doc.body = DocumentBodyFactory.create("{\"hello\": \"world\"}".getBytes());
        doc.attachments.put("att1", new UnsavedFileAttachment(new File("/tmp/1"), "text/plain"));
        BasicDocumentRevision doc1 = datastore.createDocumentFromRevision(doc);
        MutableDocumentRevision doc2 = doc1.mutableCopy();
        doc2.attachments.put("att2", new UnsavedFileAttachment(new File("/tmp/2"), "text/plain"));
        datastore.updateDocumentFromRevision(doc2);
        replicator.start();
        Assert.assertEquals(Replicator.State.STARTED, replicator.getState());
        while(replicator.getState() != Replicator.State.COMPLETE) {
            Thread.sleep(1000);
        }
        System.out.println("done");

    }