public void testToQueryBooleanQueryMultipleBoosts() throws Exception {
assumeTrue("test runs only when at least a type is registered", getCurrentTypes().length > 0);
int numBoosts = randomIntBetween(2, 10);
float[] boosts = new float[numBoosts + 1];
String queryStringPrefix = "";
String queryStringSuffix = "";
for (int i = 0; i < boosts.length - 1; i++) {
float boost = 2.0f / randomIntBetween(3, 20);
boosts[i] = boost;
queryStringPrefix += "(";
queryStringSuffix += ")^" + boost;
}
String queryString = queryStringPrefix + "foo bar" + queryStringSuffix;
float mainBoost = 2.0f / randomIntBetween(3, 20);
boosts[boosts.length - 1] = mainBoost;
QueryStringQueryBuilder queryStringQueryBuilder =
new QueryStringQueryBuilder(queryString)
.field(STRING_FIELD_NAME)
.minimumShouldMatch("2")
.boost(mainBoost);
Query query = queryStringQueryBuilder.toQuery(createShardContext());
for (int i = boosts.length - 1; i >= 0; i--) {
assertThat(query, instanceOf(BoostQuery.class));
BoostQuery boostQuery = (BoostQuery) query;
assertThat(boostQuery.getBoost(), equalTo(boosts[i]));
query = boostQuery.getQuery();
}
assertThat(query, instanceOf(BooleanQuery.class));
BooleanQuery booleanQuery = (BooleanQuery) query;
assertThat(booleanQuery.getMinimumNumberShouldMatch(), equalTo(2));
assertThat(booleanQuery.clauses().get(0).getOccur(), equalTo(BooleanClause.Occur.SHOULD));
assertThat(
booleanQuery.clauses().get(0).getQuery(),
equalTo(new TermQuery(new Term(STRING_FIELD_NAME, "foo"))));
assertThat(booleanQuery.clauses().get(1).getOccur(), equalTo(BooleanClause.Occur.SHOULD));
assertThat(
booleanQuery.clauses().get(1).getQuery(),
equalTo(new TermQuery(new Term(STRING_FIELD_NAME, "bar"))));
}
