# ====================================================================
# Licensed 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.
# ====================================================================
from lia.common.LiaTestCase import LiaTestCase
from lucene import \
SimpleAnalyzer, MultiFieldQueryParser, IndexSearcher, BooleanClause, \
Version
class MultiFieldQueryParserTest(LiaTestCase):
def testDefaultOperator(self):
SHOULD = BooleanClause.Occur.SHOULD
query = MultiFieldQueryParser.parse(Version.LUCENE_CURRENT,
"development", ["title", "subject"],
[SHOULD, SHOULD],
SimpleAnalyzer())
searcher = IndexSearcher(self.directory, True)
scoreDocs = searcher.search(query, 50).scoreDocs
self.assertHitsIncludeTitle(searcher, scoreDocs,
"Java Development with Ant")
# has "development" in the subject field
self.assertHitsIncludeTitle(searcher, scoreDocs,
"Extreme Programming Explained")
def testSpecifiedOperator(self):
MUST = BooleanClause.Occur.MUST
query = MultiFieldQueryParser.parse(Version.LUCENE_CURRENT,
"development", ["title", "subject"],
[MUST, MUST],
SimpleAnalyzer())
searcher = IndexSearcher(self.directory, True)
scoreDocs = searcher.search(query, 50).scoreDocs
self.assertHitsIncludeTitle(searcher, scoreDocs,
"Java Development with Ant")
self.assertEqual(1, len(scoreDocs), "one and only one")
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