| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| use strict; |
| use warnings; |
| use lib 'buildlib'; |
| |
| use Test::More tests => 18; |
| use Storable qw( freeze thaw ); |
| use Lucy::Test::TestUtils qw( create_index ); |
| |
| my $folder = create_index( 'a', 'b', 'c c c d', 'c d', 'd' .. 'z', ); |
| my $searcher = Lucy::Search::IndexSearcher->new( index => $folder ); |
| my $reader = $searcher->get_reader->get_seg_readers->[0]; |
| |
| my $a_query = Lucy::Search::TermQuery->new( |
| field => 'content', |
| term => 'a' |
| ); |
| |
| my $b_query = Lucy::Search::TermQuery->new( |
| field => 'content', |
| term => 'b' |
| ); |
| |
| for my $conjunction (qw( AND OR )) { |
| my $class = "Lucy::Search::${conjunction}Query"; |
| my $polyquery = $class->new( children => [ $a_query, $b_query ] ); |
| |
| my $frozen = freeze($polyquery); |
| my $thawed = thaw($frozen); |
| ok( $polyquery->equals($thawed), "equals" ); |
| $thawed->set_boost(10); |
| ok( !$polyquery->equals($thawed), '!equals (boost)' ); |
| |
| my $different_kids = $class->new( children => [ $a_query, $a_query ] ); |
| ok( !$polyquery->equals($different_kids), |
| '!equals (different children)' ); |
| |
| my $one_child = $class->new( children => [$a_query] ); |
| ok( !$polyquery->equals($one_child), '!equals (too few children)' ); |
| |
| my $compiler = $polyquery->make_compiler( |
| searcher => $searcher, |
| boost => $polyquery->get_boost, |
| ); |
| isa_ok( $compiler, "Lucy::Search::${conjunction}Compiler", |
| "make_compiler" ); |
| $frozen = freeze($compiler); |
| $thawed = thaw($frozen); |
| ok( $thawed->equals($compiler), "freeze/thaw compiler" ); |
| |
| my $matcher |
| = $compiler->make_matcher( reader => $reader, need_score => 1 ); |
| my $wanted_class |
| = $conjunction eq 'AND' |
| ? 'Lucy::Search::ANDMatcher' |
| : 'Lucy::Search::ORScorer'; |
| isa_ok( $matcher, $wanted_class, "make_matcher with need_score" ); |
| |
| my $term_matcher = $one_child->make_compiler( |
| searcher => $searcher, |
| boost => $one_child->get_boost, |
| )->make_matcher( reader => $reader, need_score => 0 ); |
| isa_ok( $term_matcher, "Lucy::Search::TermMatcher", |
| "make_matcher compiles to child's Matcher if there's only one child" |
| ); |
| |
| my $hopeless_query = Lucy::Search::TermQuery->new( |
| field => 'nyet', |
| term => 'nein', |
| ); |
| my $doomed_query = Lucy::Search::TermQuery->new( |
| field => 'luckless', |
| term => 'zero', |
| ); |
| $polyquery |
| = $class->new( children => [ $hopeless_query, $doomed_query ] ); |
| my $nope = $polyquery->make_compiler( |
| searcher => $searcher, |
| boost => $polyquery->get_boost, |
| )->make_matcher( reader => $reader, need_score => 0 ); |
| ok( !defined $nope, |
| "If Matcher wouldn't return any docs, make_matcher returns undef" ); |
| } |
| |