376 lines
9.8 KiB
Go
376 lines
9.8 KiB
Go
// Copyright (c) 2017 Couchbase, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package zap
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import (
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"os"
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"testing"
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"github.com/blevesearch/bleve/analysis"
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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/scorch/segment/mem"
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)
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func TestBuild(t *testing.T) {
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_ = os.RemoveAll("/tmp/scorch.zap")
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memSegment := buildMemSegment()
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err := PersistSegment(memSegment, "/tmp/scorch.zap", 1024)
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if err != nil {
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t.Fatal(err)
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}
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}
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func buildMemSegment() *mem.Segment {
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doc := &document.Document{
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ID: "a",
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Fields: []document.Field{
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document.NewTextFieldCustom("_id", nil, []byte("a"), document.IndexField|document.StoreField, nil),
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document.NewTextFieldCustom("name", nil, []byte("wow"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("desc", nil, []byte("some thing"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("tag", []uint64{0}, []byte("cold"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("tag", []uint64{1}, []byte("dark"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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},
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CompositeFields: []*document.CompositeField{
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document.NewCompositeField("_all", true, nil, []string{"_id"}),
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},
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}
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// forge analyzed docs
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results := []*index.AnalysisResult{
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&index.AnalysisResult{
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Document: doc,
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Analyzed: []analysis.TokenFrequencies{
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 1,
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Position: 1,
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Term: []byte("a"),
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},
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}, nil, false),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 3,
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Position: 1,
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Term: []byte("wow"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("some"),
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},
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&analysis.Token{
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Start: 5,
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End: 10,
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Position: 2,
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Term: []byte("thing"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("cold"),
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},
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}, []uint64{0}, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("dark"),
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},
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}, []uint64{1}, true),
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},
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Length: []int{
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1,
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1,
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2,
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1,
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1,
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},
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},
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}
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// fix up composite fields
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for _, ar := range results {
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for i, f := range ar.Document.Fields {
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for _, cf := range ar.Document.CompositeFields {
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cf.Compose(f.Name(), ar.Length[i], ar.Analyzed[i])
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}
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}
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}
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return mem.NewFromAnalyzedDocs(results)
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}
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func buildMemSegmentMulti() *mem.Segment {
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doc := &document.Document{
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ID: "a",
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Fields: []document.Field{
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document.NewTextFieldCustom("_id", nil, []byte("a"), document.IndexField|document.StoreField, nil),
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document.NewTextFieldCustom("name", nil, []byte("wow"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("desc", nil, []byte("some thing"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("tag", []uint64{0}, []byte("cold"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("tag", []uint64{1}, []byte("dark"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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},
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CompositeFields: []*document.CompositeField{
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document.NewCompositeField("_all", true, nil, []string{"_id"}),
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},
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}
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doc2 := &document.Document{
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ID: "b",
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Fields: []document.Field{
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document.NewTextFieldCustom("_id", nil, []byte("b"), document.IndexField|document.StoreField, nil),
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document.NewTextFieldCustom("name", nil, []byte("who"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("desc", nil, []byte("some thing"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("tag", []uint64{0}, []byte("cold"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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document.NewTextFieldCustom("tag", []uint64{1}, []byte("dark"), document.IndexField|document.StoreField|document.IncludeTermVectors, nil),
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},
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CompositeFields: []*document.CompositeField{
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document.NewCompositeField("_all", true, nil, []string{"_id"}),
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},
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}
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// forge analyzed docs
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results := []*index.AnalysisResult{
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&index.AnalysisResult{
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Document: doc,
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Analyzed: []analysis.TokenFrequencies{
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 1,
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Position: 1,
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Term: []byte("a"),
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},
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}, nil, false),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 3,
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Position: 1,
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Term: []byte("wow"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("some"),
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},
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&analysis.Token{
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Start: 5,
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End: 10,
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Position: 2,
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Term: []byte("thing"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("cold"),
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},
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}, []uint64{0}, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("dark"),
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},
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}, []uint64{1}, true),
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},
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Length: []int{
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1,
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1,
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2,
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1,
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1,
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},
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},
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&index.AnalysisResult{
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Document: doc2,
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Analyzed: []analysis.TokenFrequencies{
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 1,
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Position: 1,
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Term: []byte("b"),
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},
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}, nil, false),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 3,
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Position: 1,
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Term: []byte("who"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("some"),
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},
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&analysis.Token{
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Start: 5,
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End: 10,
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Position: 2,
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Term: []byte("thing"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("cold"),
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},
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}, []uint64{0}, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("dark"),
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},
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}, []uint64{1}, true),
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},
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Length: []int{
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1,
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1,
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2,
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1,
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1,
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},
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},
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}
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// fix up composite fields
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for _, ar := range results {
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for i, f := range ar.Document.Fields {
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for _, cf := range ar.Document.CompositeFields {
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cf.Compose(f.Name(), ar.Length[i], ar.Analyzed[i])
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}
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}
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}
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segment := mem.NewFromAnalyzedDocs(results)
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return segment
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}
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func buildMemSegmentWithDefaultFieldMapping() (*mem.Segment, []string) {
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doc := &document.Document{
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ID: "a",
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Fields: []document.Field{
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document.NewTextField("_id", nil, []byte("a")),
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document.NewTextField("name", nil, []byte("wow")),
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document.NewTextField("desc", nil, []byte("some thing")),
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document.NewTextField("tag", []uint64{0}, []byte("cold")),
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},
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CompositeFields: []*document.CompositeField{
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document.NewCompositeField("_all", true, nil, []string{"_id"}),
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},
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}
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var fields []string
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fields = append(fields, "_id")
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fields = append(fields, "name")
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fields = append(fields, "desc")
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fields = append(fields, "tag")
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// forge analyzed docs
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results := []*index.AnalysisResult{
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&index.AnalysisResult{
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Document: doc,
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Analyzed: []analysis.TokenFrequencies{
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 1,
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Position: 1,
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Term: []byte("a"),
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},
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}, nil, false),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 3,
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Position: 1,
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Term: []byte("wow"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("some"),
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},
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&analysis.Token{
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Start: 5,
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End: 10,
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Position: 2,
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Term: []byte("thing"),
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},
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}, nil, true),
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analysis.TokenFrequency(analysis.TokenStream{
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&analysis.Token{
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Start: 0,
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End: 4,
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Position: 1,
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Term: []byte("cold"),
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},
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}, []uint64{0}, true),
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},
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Length: []int{
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1,
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1,
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2,
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1,
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1,
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},
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},
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}
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// fix up composite fields
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for _, ar := range results {
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for i, f := range ar.Document.Fields {
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for _, cf := range ar.Document.CompositeFields {
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cf.Compose(f.Name(), ar.Length[i], ar.Analyzed[i])
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}
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}
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}
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return mem.NewFromAnalyzedDocs(results), fields
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}
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