assertThat(values.cardinality(), equalTo(0));
values.setDocument(3);
assertThat(values.cardinality(), equalTo(3));
ord = values.nextOrd();
assertThat(ord, equalTo(9l));
assertThat(values.lookupOrd(ord).utf8ToString(), equalTo("08"));
ord = values.nextOrd();
assertThat(ord, equalTo(10l));
assertThat(values.lookupOrd(ord).utf8ToString(), equalTo("09"));
ord = values.nextOrd();
assertThat(ord, equalTo(11l));