NodeBuilder builder = ns.getRoot().builder();
builder.setProperty("p", -1);
NodeBuilder test = builder.child("test");
test.setProperty("foo", -1);
test.setProperty("bar", -1);
ns.merge(builder, EmptyHook.INSTANCE, CommitInfo.EMPTY);
for (int i = 0; i < NUM_REVS_THRESHOLD; i++) {
builder = ns.getRoot().builder();
builder.setProperty("p", i);
test = builder.child("test");
test.setProperty("foo", i);