dbb93b75a4
this lays the foundation for supporting the new firestorm indexing scheme. i'm merging these changes ahead of the rest of the firestorm branch so i can continue to make changes to the analysis pipeline in parallel
81 lines
3.8 KiB
Go
81 lines
3.8 KiB
Go
// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package searchers
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import (
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"math"
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"regexp"
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"github.com/blevesearch/bleve/analysis"
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"github.com/blevesearch/bleve/analysis/tokenizers/regexp_tokenizer"
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"github.com/blevesearch/bleve/document"
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"github.com/blevesearch/bleve/index"
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"github.com/blevesearch/bleve/index/store/inmem"
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"github.com/blevesearch/bleve/index/upside_down"
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)
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var twoDocIndex index.Index //= upside_down.NewUpsideDownCouch(inmem.MustOpen())
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func init() {
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inMemStore, _ := inmem.New()
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analysisQueue := index.NewAnalysisQueue(1)
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twoDocIndex = upside_down.NewUpsideDownCouch(inMemStore, analysisQueue)
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err := twoDocIndex.Open()
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if err != nil {
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panic(err)
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}
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for _, doc := range twoDocIndexDocs {
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err := twoDocIndex.Update(doc)
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if err != nil {
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panic(err)
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}
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}
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}
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// create a simpler analyzer which will support these tests
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var testAnalyzer = &analysis.Analyzer{
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Tokenizer: regexp_tokenizer.NewRegexpTokenizer(regexp.MustCompile(`\w+`)),
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}
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// sets up some mock data used in many tests in this package
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var twoDocIndexDescIndexingOptions = document.DefaultTextIndexingOptions | document.IncludeTermVectors
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var twoDocIndexDocs = []*document.Document{
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// must have 4/4 beer
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document.NewDocument("1").
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AddField(document.NewTextField("name", []uint64{}, []byte("marty"))).
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AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("beer beer beer beer"), twoDocIndexDescIndexingOptions, testAnalyzer)).
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AddField(document.NewTextFieldWithAnalyzer("street", []uint64{}, []byte("couchbase way"), testAnalyzer)),
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// must have 1/4 beer
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document.NewDocument("2").
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AddField(document.NewTextField("name", []uint64{}, []byte("steve"))).
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AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("angst beer couch database"), twoDocIndexDescIndexingOptions, testAnalyzer)).
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AddField(document.NewTextFieldWithAnalyzer("street", []uint64{}, []byte("couchbase way"), testAnalyzer)).
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AddField(document.NewTextFieldWithAnalyzer("title", []uint64{}, []byte("mister"), testAnalyzer)),
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// must have 1/4 beer
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document.NewDocument("3").
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AddField(document.NewTextField("name", []uint64{}, []byte("dustin"))).
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AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("apple beer column dank"), twoDocIndexDescIndexingOptions, testAnalyzer)).
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AddField(document.NewTextFieldWithAnalyzer("title", []uint64{}, []byte("mister"), testAnalyzer)),
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// must have 65/65 beer
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document.NewDocument("4").
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AddField(document.NewTextField("name", []uint64{}, []byte("ravi"))).
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AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer beer"), twoDocIndexDescIndexingOptions, testAnalyzer)),
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// must have 0/x beer
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document.NewDocument("5").
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AddField(document.NewTextField("name", []uint64{}, []byte("bobert"))).
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AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("water"), twoDocIndexDescIndexingOptions, testAnalyzer)).
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AddField(document.NewTextFieldWithAnalyzer("title", []uint64{}, []byte("mister"), testAnalyzer)),
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}
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func scoresCloseEnough(a, b float64) bool {
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return math.Abs(a-b) < 0.001
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}
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