/** mixes up seek and next for all terms */
public void testSeekingAndNexting() throws Exception {
for (int i = 0; i < numIterations; i++) {
TermsEnum te = MultiFields.getTerms(reader, "field").iterator(null);
for (BytesRef term : terms) {
int c = random().nextInt(3);
if (c == 0) {
assertEquals(term, te.next());
} else if (c == 1) {
assertEquals(SeekStatus.FOUND, te.seekCeil(term, random().nextBoolean()));
assertEquals(term, te.term());
} else {
assertTrue(te.seekExact(term, random().nextBoolean()));
}
}
}
}
/** seeks to every term accepted by some automata */
public void testSeeking() throws Exception {
for (int i = 0; i < numIterations; i++) {
String reg = AutomatonTestUtil.randomRegexp(random());
Automaton automaton = new RegExp(reg, RegExp.NONE).toAutomaton();
TermsEnum te = MultiFields.getTerms(reader, "field").iterator(null);
ArrayList<BytesRef> unsortedTerms = new ArrayList<BytesRef>(terms);
Collections.shuffle(unsortedTerms, random());
for (BytesRef term : unsortedTerms) {
if (BasicOperations.run(automaton, term.utf8ToString())) {
// term is accepted
if (random().nextBoolean()) {
// seek exact
assertTrue(te.seekExact(term, random().nextBoolean()));
} else {
// seek ceil
assertEquals(SeekStatus.FOUND, te.seekCeil(term, random().nextBoolean()));
assertEquals(term, te.term());
}
}
}
}
}
