1 # ====================================================================
2 # Licensed under the Apache License, Version 2.0 (the "License");
3 # you may not use this file except in compliance with the License.
4 # You may obtain a copy of the License at
6 # http://www.apache.org/licenses/LICENSE-2.0
8 # Unless required by applicable law or agreed to in writing, software
9 # distributed under the License is distributed on an "AS IS" BASIS,
10 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 # See the License for the specific language governing permissions and
12 # limitations under the License.
13 # ====================================================================
15 from lia.common.LiaTestCase import LiaTestCase
17 from lucene import Term, IndexSearcher, PrefixQuery, TermQuery
20 class PrefixQueryTest(LiaTestCase):
24 searcher = IndexSearcher(self.directory, True)
26 # search for programming books, including subcategories
27 term = Term("category", "/technology/computers/programming")
28 query = PrefixQuery(term)
30 topDocs = searcher.search(query, 50)
31 programmingAndBelow = topDocs.totalHits
33 # only programming books, not subcategories
34 topDocs = searcher.search(TermQuery(term), 50)
35 justProgramming = topDocs.totalHits
37 self.assert_(programmingAndBelow > justProgramming)