Golang index.NewAnalysisQueue函数代码示例

func BenchmarkAnalyze(b *testing.B) {

	cache := registry.NewCache()
	analyzer, err := cache.AnalyzerNamed(standard_analyzer.Name)
	if err != nil {
		b.Fatal(err)
	}

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewFirestorm(null.Name, nil, analysisQueue)
	if err != nil {
		b.Fatal(err)
	}

	d := document.NewDocument("1")
	f := document.NewTextFieldWithAnalyzer("desc", nil, bleveWikiArticle1K, analyzer)
	d.AddField(f)

	b.ResetTimer()

	for i := 0; i < b.N; i++ {
		rv := idx.Analyze(d)
		if len(rv.Rows) < 92 || len(rv.Rows) > 93 {
			b.Fatalf("expected 512-13 rows, got %d", len(rv.Rows))
		}
	}
}

func BenchmarkBatch(b *testing.B) {

	cache := registry.NewCache()
	analyzer, err := cache.AnalyzerNamed(standard_analyzer.Name)
	if err != nil {
		b.Fatal(err)
	}

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewUpsideDownCouch(null.Name, nil, analysisQueue)
	if err != nil {
		b.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		b.Fatal(err)
	}

	batch := index.NewBatch()
	for i := 0; i < 100; i++ {
		d := document.NewDocument(strconv.Itoa(i))
		f := document.NewTextFieldWithAnalyzer("desc", nil, bleveWikiArticle1K, analyzer)
		d.AddField(f)
		batch.Update(d)
	}

	b.ResetTimer()

	for i := 0; i < b.N; i++ {
		err = idx.Batch(batch)
		if err != nil {
			b.Fatal(err)
		}
	}
}

func CommonBenchmarkIndexBatch(b *testing.B, create KVStoreCreate, destroy KVStoreDestroy, analysisWorkers, batchSize int) {

	cache := registry.NewCache()
	analyzer, err := cache.AnalyzerNamed("standard")
	if err != nil {
		b.Fatal(err)
	}

	b.ResetTimer()
	b.StopTimer()
	for i := 0; i < b.N; i++ {

		s, err := create()
		if err != nil {
			b.Fatal(err)
		}
		analysisQueue := index.NewAnalysisQueue(analysisWorkers)
		idx := NewUpsideDownCouch(s, analysisQueue)

		err = idx.Open()
		if err != nil {
			b.Fatal(err)
		}

		b.StartTimer()
		batch := index.NewBatch()
		for j := 0; j < 1000; j++ {
			if j%batchSize == 0 {
				if len(batch.IndexOps) > 0 {
					err := idx.Batch(batch)
					if err != nil {
						b.Fatal(err)
					}
				}
				batch = index.NewBatch()
			}
			indexDocument := document.NewDocument("").
				AddField(document.NewTextFieldWithAnalyzer("body", []uint64{}, []byte(benchmarkDocBodies[j%10]), analyzer))
			indexDocument.ID = strconv.Itoa(i) + "-" + strconv.Itoa(j)
			batch.Update(indexDocument)
		}
		// close last batch
		if len(batch.IndexOps) > 0 {
			err := idx.Batch(batch)
			if err != nil {
				b.Fatal(err)
			}
		}
		b.StopTimer()
		err = idx.Close()
		if err != nil {
			b.Fatal(err)
		}
		err = destroy()
		if err != nil {
			b.Fatal(err)
		}
		analysisQueue.Close()
	}
}

func TestIndexTermReaderCompositeFields(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewUpsideDownCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	doc := document.NewDocument("1")
	doc.AddField(document.NewTextFieldWithIndexingOptions("name", []uint64{}, []byte("test"), document.IndexField|document.StoreField|document.IncludeTermVectors))
	doc.AddField(document.NewTextFieldWithIndexingOptions("title", []uint64{}, []byte("mister"), document.IndexField|document.StoreField|document.IncludeTermVectors))
	doc.AddField(document.NewCompositeFieldWithIndexingOptions("_all", true, nil, nil, document.IndexField|document.IncludeTermVectors))
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}

	indexReader, err := idx.Reader()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		err := indexReader.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	termFieldReader, err := indexReader.TermFieldReader([]byte("mister"), "_all")
	if err != nil {
		t.Error(err)
	}

	tfd, err := termFieldReader.Next()
	for tfd != nil && err == nil {
		if tfd.ID != "1" {
			t.Errorf("expected to find document id 1")
		}
		tfd, err = termFieldReader.Next()
	}
	if err != nil {
		t.Error(err)
	}
}

func TestIndexInsertFields(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewUpsideDownCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	doc := document.NewDocument("1")
	doc.AddField(document.NewTextFieldWithIndexingOptions("name", []uint64{}, []byte("test"), document.IndexField|document.StoreField))
	doc.AddField(document.NewNumericFieldWithIndexingOptions("age", []uint64{}, 35.99, document.IndexField|document.StoreField))
	dateField, err := document.NewDateTimeFieldWithIndexingOptions("unixEpoch", []uint64{}, time.Unix(0, 0), document.IndexField|document.StoreField)
	if err != nil {
		t.Error(err)
	}
	doc.AddField(dateField)
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}

	indexReader, err := idx.Reader()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		err := indexReader.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	fields, err := indexReader.Fields()
	if err != nil {
		t.Error(err)
	} else {
		expectedFields := []string{"name", "age", "unixEpoch"}
		if !reflect.DeepEqual(fields, expectedFields) {
			t.Errorf("expected fields: %v, got %v", expectedFields, fields)
		}
	}

}

func TestIndexInsert(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewUpsideDownCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	var expectedCount uint64
	docCount, err := idx.DocCount()
	if err != nil {
		t.Error(err)
	}
	if docCount != expectedCount {
		t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
	}

	doc := document.NewDocument("1")
	doc.AddField(document.NewTextField("name", []uint64{}, []byte("test")))
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}
	expectedCount++

	docCount, err = idx.DocCount()
	if err != nil {
		t.Error(err)
	}
	if docCount != expectedCount {
		t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
	}

	// should have 4 rows (1 for version, 1 for schema field, and 1 for single term, and 1 for the term count, and 1 for the back index entry)
	expectedLength := uint64(1 + 1 + 1 + 1 + 1)
	rowCount, err := idx.(*UpsideDownCouch).rowCount()
	if err != nil {
		t.Error(err)
	}
	if rowCount != expectedLength {
		t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
	}
}

func TestBootstrap(t *testing.T) {
	aq := index.NewAnalysisQueue(1)
	f, err := NewFirestorm(gtreap.Name, nil, aq)
	if err != nil {
		t.Fatal(err)
	}

	err = f.Open() // open calls bootstrap
	if err != nil {
		t.Fatal(err)
	}

	// assert that version is set
	reader, err := f.(*Firestorm).store.Reader()
	if err != nil {
		t.Fatal(err)
	}
	val, err := reader.Get(VersionKey)
	if err != nil {
		t.Fatal(err)
	}
	verRow, err := NewVersionRowV(val)
	if err != nil {
		t.Fatal(err)
	}
	if verRow.Version() != Version {
		t.Errorf("expected version %d, got %d", Version, verRow.Version())
	}

	// assert that field cache has _id
	id, existed := f.(*Firestorm).fieldCache.FieldNamed(IDFieldName, false)
	if !existed {
		t.Errorf("expect '%s' in field cache", IDFieldName)
	}
	if id != 0 {
		t.Errorf("expected '%s' to have index 0, got %d", IDFieldName, id)
	}

	// assert that field is recorded in kv store
	fRowExpected := NewFieldRow(id, IDFieldName)
	fRowKey := fRowExpected.Key()
	val, err = reader.Get(fRowKey)
	if err != nil {
		t.Fatal(err)
	}
	fRowActual, err := NewFieldRowKV(fRowKey, val)
	if err != nil {
		t.Fatal(err)
	}
	if fRowExpected.Name() != fRowActual.Name() {
		t.Errorf("expected name '%s' got '%s'", fRowExpected.Name(), fRowActual.Name())
	}

	// assert that highDocNumber is 0
	if f.(*Firestorm).highDocNumber != 0 {
		t.Errorf("expected highDocNumber to be 0, got %d", f.(*Firestorm).highDocNumber)
	}

}

func TestIndexOpenReopen(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewUpsideDownCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}

	var expectedCount uint64
	docCount, err := idx.DocCount()
	if err != nil {
		t.Error(err)
	}
	if docCount != expectedCount {
		t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
	}

	// opening the database should have inserted a version
	expectedLength := uint64(1)
	rowCount, err := idx.(*UpsideDownCouch).rowCount()
	if err != nil {
		t.Error(err)
	}
	if rowCount != expectedLength {
		t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
	}

	// now close it
	err = idx.Close()
	if err != nil {
		t.Fatal(err)
	}

	idx, err = NewUpsideDownCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}

	// now close it
	err = idx.Close()
	if err != nil {
		t.Fatal(err)
	}
}

func TestIndexOpenReopen(t *testing.T) {
	defer func() {
		err := os.RemoveAll("test")
		if err != nil {
			t.Fatal(err)
		}
	}()

	store := boltdb.New("test", "bleve")
	store.SetMergeOperator(&mergeOperator)
	analysisQueue := index.NewAnalysisQueue(1)
	idx := NewUpsideDownCouch(store, analysisQueue)
	err := idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}

	var expectedCount uint64
	docCount, err := idx.DocCount()
	if err != nil {
		t.Error(err)
	}
	if docCount != expectedCount {
		t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
	}

	// opening the database should have inserted a version
	expectedLength := uint64(1)
	rowCount, err := idx.rowCount()
	if err != nil {
		t.Error(err)
	}
	if rowCount != expectedLength {
		t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
	}

	// now close it
	err = idx.Close()
	if err != nil {
		t.Fatal(err)
	}

	store = boltdb.New("test", "bleve")
	store.SetMergeOperator(&mergeOperator)
	idx = NewUpsideDownCouch(store, analysisQueue)
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}

	// now close it
	err = idx.Close()
	if err != nil {
		t.Fatal(err)
	}
}

func TestIndexDocumentFieldTerms(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewSmolderingCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	doc := document.NewDocument("1")
	doc.AddField(document.NewTextFieldWithIndexingOptions("name", []uint64{}, []byte("test"), document.IndexField|document.StoreField|document.IncludeTermVectors))
	doc.AddField(document.NewTextFieldWithIndexingOptions("title", []uint64{}, []byte("mister"), document.IndexField|document.StoreField|document.IncludeTermVectors))
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}

	indexReader, err := idx.Reader()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		err := indexReader.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	fieldTerms, err := indexReader.DocumentFieldTerms(EncodeUvarintAscending(nil, 1), []string{"_id", "name", "title"})
	if err != nil {
		t.Error(err)
	}
	expectedFieldTerms := index.FieldTerms{
		"name":  []string{"test"},
		"title": []string{"mister"},
		"_id":   []string{"1"},
	}
	if !reflect.DeepEqual(fieldTerms, expectedFieldTerms) {
		t.Errorf("expected field terms: %#v, got: %#v", expectedFieldTerms, fieldTerms)
	}
}

func TestConcurrentUpdate(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewUpsideDownCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	// do some concurrent updates
	var wg sync.WaitGroup
	for i := 0; i < 10; i++ {
		wg.Add(1)
		go func(i int) {
			doc := document.NewDocument("1")
			doc.AddField(document.NewTextFieldWithIndexingOptions(strconv.Itoa(i), []uint64{}, []byte(strconv.Itoa(i)), document.StoreField))
			err := idx.Update(doc)
			if err != nil {
				t.Errorf("Error updating index: %v", err)
			}
			wg.Done()
		}(i)
	}
	wg.Wait()

	// now load the name field and see what we get
	r, err := idx.Reader()
	if err != nil {
		log.Fatal(err)
	}

	doc, err := r.Document("1")
	if err != nil {
		log.Fatal(err)
	}

	if len(doc.Fields) > 1 {
		t.Errorf("expected single field, found %d", len(doc.Fields))
	}
}

func TestIndexDocumentFieldTerms(t *testing.T) {
	defer func() {
		err := os.RemoveAll("test")
		if err != nil {
			t.Fatal(err)
		}
	}()

	store := boltdb.New("test", "bleve")
	store.SetMergeOperator(&mergeOperator)
	analysisQueue := index.NewAnalysisQueue(1)
	idx := NewUpsideDownCouch(store, analysisQueue)
	err := idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	doc := document.NewDocument("1")
	doc.AddField(document.NewTextFieldWithIndexingOptions("name", []uint64{}, []byte("test"), document.IndexField|document.StoreField|document.IncludeTermVectors))
	doc.AddField(document.NewTextFieldWithIndexingOptions("title", []uint64{}, []byte("mister"), document.IndexField|document.StoreField|document.IncludeTermVectors))
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}

	indexReader, err := idx.Reader()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		err := indexReader.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	fieldTerms, err := indexReader.DocumentFieldTerms("1")
	if err != nil {
		t.Error(err)
	}
	expectedFieldTerms := index.FieldTerms{
		"name":  []string{"test"},
		"title": []string{"mister"},
	}
	if !reflect.DeepEqual(fieldTerms, expectedFieldTerms) {
		t.Errorf("expected field terms: %#v, got: %#v", expectedFieldTerms, fieldTerms)
	}
}

func TestIndexInsert(t *testing.T) {
	defer func() {
		err := os.RemoveAll("test")
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewFirestorm(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	var expectedCount uint64
	docCount, err := idx.DocCount()
	if err != nil {
		t.Error(err)
	}
	if docCount != expectedCount {
		t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
	}

	doc := document.NewDocument("1")
	doc.AddField(document.NewTextField("name", []uint64{}, []byte("test")))
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}
	expectedCount++

	err = idx.(*Firestorm).lookuper.waitTasksDone(lookupWaitDuration)
	if err != nil {
		t.Fatal(err)
	}

	docCount, err = idx.DocCount()
	if err != nil {
		t.Error(err)
	}
	if docCount != expectedCount {
		t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
	}
}

func TestGarbageDontPanicOnEmptyDocs(t *testing.T) {
	idx, err := NewFirestorm("", nil, index.NewAnalysisQueue(1))
	if err != nil {
		t.Fatal(err)
	}
	f := idx.(*Firestorm)
	gc := NewGarbageCollector(f)
	gc.garbageSleep = 30 * time.Millisecond

	gc.Start()
	time.Sleep(40 * time.Millisecond)
	gc.Stop()
}

func TestIndexFieldsMisc(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewSmolderingCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}
	err = idx.Open()
	if err != nil {
		t.Errorf("error opening index: %v", err)
	}
	defer func() {
		err := idx.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	doc := document.NewDocument("1")
	doc.AddField(document.NewTextFieldWithIndexingOptions("name", []uint64{}, []byte("test"), document.IndexField|document.StoreField))
	doc.AddField(document.NewTextFieldWithIndexingOptions("title", []uint64{}, []byte("mister"), document.IndexField|document.StoreField))
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}

	fieldName0 := idx.(*SmolderingCouch).fieldCache.FieldIndexed(0)
	if fieldName0 != "_id" {
		t.Errorf("expected field named '_id', got '%s'", fieldName0)
	}
	fieldName1 := idx.(*SmolderingCouch).fieldCache.FieldIndexed(1)
	if fieldName1 != "name" {
		t.Errorf("expected field named 'name', got '%s'", fieldName1)
	}
	fieldName2 := idx.(*SmolderingCouch).fieldCache.FieldIndexed(2)
	if fieldName2 != "title" {
		t.Errorf("expected field named 'title', got '%s'", fieldName2)
	}
	fieldName3 := idx.(*SmolderingCouch).fieldCache.FieldIndexed(3)
	if fieldName3 != "" {
		t.Errorf("expected field named '', got '%s'", fieldName3)
	}

}