Golang document.NewDocument函數代碼示例

func TestMappingJSONWithNull(t *testing.T) {

	mapping := NewIndexMapping()

	jsonbytes := []byte(`{"name":"marty", "age": null}`)
	var jsondoc interface{}
	err := json.Unmarshal(jsonbytes, &jsondoc)
	if err != nil {
		t.Fatal(err)
	}

	doc := document.NewDocument("1")
	err = mapping.mapDocument(doc, jsondoc)
	if err != nil {
		t.Fatal(err)
	}
	found := false
	count := 0
	for _, f := range doc.Fields {
		if f.Name() == "name" {
			found = true
		}
		count++
	}
	if !found {
		t.Errorf("expected to find field named 'name'")
	}
	if count != 1 {
		t.Errorf("expected to find 1 find, found %d", count)
	}
}

func TestMappingStructWithPointerToString(t *testing.T) {

	mapping := buildMapping()

	name := "marty"

	x := struct {
		Name *string
	}{
		Name: &name,
	}

	doc := document.NewDocument("1")
	err := mapping.mapDocument(doc, x)
	if err != nil {
		t.Fatal(err)
	}
	found := false
	count := 0
	for _, f := range doc.Fields {
		if f.Name() == "Name" {
			found = true
		}
		count++
	}
	if !found {
		t.Errorf("expected to find field named 'Name'")
	}
	if count != 1 {
		t.Errorf("expected to find 1 find, found %d", count)
	}
}

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 := 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 := os.RemoveAll("test")
		if err != nil {
			t.Fatal(err)
		}
	}()

	store := boltdb.New("test", "bleve")
	store.SetMergeOperator(&mergeOperator)
	analysisQueue := 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))
	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 TestIndexInsert(t *testing.T) {
	defer func() {
		err := os.RemoveAll("test")
		if err != nil {
			t.Fatal(err)
		}
	}()

	store := boltdb.New("test", "bleve")
	store.SetMergeOperator(&mergeOperator)
	analysisQueue := 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)
		}
	}()

	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.rowCount()
	if err != nil {
		t.Error(err)
	}
	if rowCount != expectedLength {
		t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
	}
}

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

	store := boltdb.New("test", "bleve")
	store.SetMergeOperator(&mergeOperator)
	analysisQueue := 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))
	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)
		}
	}

}

// Index adds the specified index operation to the
// batch.  NOTE: the bleve Index is not updated
// until the batch is executed.
func (b *Batch) Index(id string, data interface{}) error {
	doc := document.NewDocument(id)
	err := b.index.Mapping().mapDocument(doc, data)
	if err != nil {
		return err
	}
	b.internal.Update(doc)
	return nil
}

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 := 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 (i *IndexReader) Document(id string) (doc *document.Document, err error) {
	// first hit the back index to confirm doc exists
	var backIndexRow *BackIndexRow
	backIndexRow, err = i.index.backIndexRowForDoc(i.kvreader, id)
	if err != nil {
		return
	}
	if backIndexRow == nil {
		return
	}
	doc = document.NewDocument(id)
	storedRow := NewStoredRow(id, 0, []uint64{}, 'x', nil)
	storedRowScanPrefix := storedRow.ScanPrefixForDoc()
	it := i.kvreader.Iterator(storedRowScanPrefix)
	defer func() {
		if cerr := it.Close(); err == nil && cerr != nil {
			err = cerr
		}
	}()
	key, val, valid := it.Current()
	for valid {
		if !bytes.HasPrefix(key, storedRowScanPrefix) {
			break
		}
		safeVal := val
		if !i.kvreader.BytesSafeAfterClose() {
			safeVal = make([]byte, len(val))
			copy(safeVal, val)
		}
		var row *StoredRow
		row, err = NewStoredRowKV(key, safeVal)
		if err != nil {
			doc = nil
			return
		}
		if row != nil {
			fieldName := i.index.fieldIndexCache.FieldName(row.field)
			field := decodeFieldType(row.typ, fieldName, row.value)
			if field != nil {
				doc.AddField(field)
			}
		}

		it.Next()
		key, val, valid = it.Current()
	}
	return
}

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

	store := boltdb.New("test", "bleve")
	store.SetMergeOperator(&mergeOperator)
	analysisQueue := 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))
	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)
	}

	fieldName1 := idx.fieldIndexCache.FieldName(1)
	if fieldName1 != "name" {
		t.Errorf("expected field named 'name', got '%s'", fieldName1)
	}
	fieldName2 := idx.fieldIndexCache.FieldName(2)
	if fieldName2 != "title" {
		t.Errorf("expected field named 'title', got '%s'", fieldName2)
	}
	fieldName3 := idx.fieldIndexCache.FieldName(3)
	if fieldName3 != "" {
		t.Errorf("expected field named '', got '%s'", fieldName3)
	}

}

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

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

	indexDocument := document.NewDocument("").
		AddField(document.NewTextFieldWithAnalyzer("body", []uint64{}, []byte(benchmarkDocBodies[0]), analyzer))

	b.ResetTimer()
	b.StopTimer()
	for i := 0; i < b.N; i++ {
		s, err := create()
		if err != nil {
			b.Fatal(err)
		}
		analysisQueue := NewAnalysisQueue(analysisWorkers)
		idx := NewUpsideDownCouch(s, analysisQueue)

		err = idx.Open()
		if err != nil {
			b.Fatal(err)
		}
		indexDocument.ID = strconv.Itoa(i)
		// just time the indexing portion
		b.StartTimer()
		err = idx.Update(indexDocument)
		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 TestMappingStructWithJSONTagsOneDisabled(t *testing.T) {

	mapping := buildMapping()

	x := struct {
		Name      string `json:"name"`
		Title     string `json:"-"`
		NoJSONTag string
	}{
		Name: "marty",
	}

	doc := document.NewDocument("1")
	err := mapping.mapDocument(doc, x)
	if err != nil {
		t.Fatal(err)
	}
	foundJSONName := false
	foundNoJSONName := false
	count := 0
	for _, f := range doc.Fields {
		if f.Name() == "name" {
			foundJSONName = true
		}
		if f.Name() == "NoJSONTag" {
			foundNoJSONName = true
		}
		count++
	}
	if !foundJSONName {
		t.Errorf("expected to find field named 'name'")
	}
	if !foundNoJSONName {
		t.Errorf("expected to find field named 'NoJSONTag'")
	}
	if count != 2 {
		t.Errorf("expected to find 2 find, found %d", count)
	}
}

func TestSimpleHighlighter(t *testing.T) {
	fragmenter := sfrag.NewFragmenter(100)
	formatter := ansi.NewFragmentFormatter(ansi.DefaultAnsiHighlight)
	highlighter := NewHighlighter(fragmenter, formatter, defaultSeparator)

	docMatch := search.DocumentMatch{
		ID:    "a",
		Score: 1.0,
		Locations: search.FieldTermLocationMap{
			"desc": search.TermLocationMap{
				"quick": search.Locations{
					&search.Location{
						Pos:   2,
						Start: 4,
						End:   9,
					},
				},
				"fox": search.Locations{
					&search.Location{
						Pos:   4,
						Start: 16,
						End:   19,
					},
				},
			},
		},
	}

	expectedFragment := "the " + DefaultAnsiHighlight + "quick" + reset + " brown " + DefaultAnsiHighlight + "fox" + reset + " jumps over the lazy dog"
	doc := document.NewDocument("a").AddField(document.NewTextField("desc", []uint64{}, []byte("the quick brown fox jumps over the lazy dog")))

	fragment := highlighter.BestFragmentInField(&docMatch, doc, "desc")
	if fragment != expectedFragment {
		t.Errorf("expected `%s`, got `%s`", expectedFragment, fragment)
	}
}

			panic(err)
		}
	}
}

// create a simpler analyzer which will support these tests
var testAnalyzer = &analysis.Analyzer{
	Tokenizer: regexp_tokenizer.NewRegexpTokenizer(regexp.MustCompile(`\w+`)),
}

// sets up some mock data used in many tests in this package
var twoDocIndexDescIndexingOptions = document.DefaultTextIndexingOptions | document.IncludeTermVectors

var twoDocIndexDocs = []*document.Document{
	// must have 4/4 beer
	document.NewDocument("1").
		AddField(document.NewTextField("name", []uint64{}, []byte("marty"))).
		AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("beer beer beer beer"), twoDocIndexDescIndexingOptions, testAnalyzer)).
		AddField(document.NewTextFieldWithAnalyzer("street", []uint64{}, []byte("couchbase way"), testAnalyzer)),
	// must have 1/4 beer
	document.NewDocument("2").
		AddField(document.NewTextField("name", []uint64{}, []byte("steve"))).
		AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("angst beer couch database"), twoDocIndexDescIndexingOptions, testAnalyzer)).
		AddField(document.NewTextFieldWithAnalyzer("street", []uint64{}, []byte("couchbase way"), testAnalyzer)).
		AddField(document.NewTextFieldWithAnalyzer("title", []uint64{}, []byte("mister"), testAnalyzer)),
	// must have 1/4 beer
	document.NewDocument("3").
		AddField(document.NewTextField("name", []uint64{}, []byte("dustin"))).
		AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("apple beer column dank"), twoDocIndexDescIndexingOptions, testAnalyzer)).
		AddField(document.NewTextFieldWithAnalyzer("title", []uint64{}, []byte("mister"), testAnalyzer)),
	// must have 65/65 beer

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

	s := boltdb.New("test", "bleve")
	s.SetMergeOperator(&mergeOperator)
	analysisQueue := NewAnalysisQueue(1)
	idx := NewUpsideDownCouch(s, 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)
		}
	}()

	var expectedCount uint64
	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++

	doc = document.NewDocument("2")
	doc.AddField(document.NewTextFieldWithAnalyzer("name", []uint64{}, []byte("test test test"), testAnalyzer))
	doc.AddField(document.NewTextFieldCustom("desc", []uint64{}, []byte("eat more rice"), document.IndexField|document.IncludeTermVectors, testAnalyzer))
	doc.AddField(document.NewTextFieldCustom("prefix", []uint64{}, []byte("bob cat cats catting dog doggy zoo"), document.IndexField|document.IncludeTermVectors, testAnalyzer))
	err = idx.Update(doc)
	if err != nil {
		t.Errorf("Error updating index: %v", err)
	}
	expectedCount++

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

	dict, err := indexReader.FieldDict("name")
	if err != nil {
		t.Errorf("error creating reader: %v", err)
	}
	defer func() {
		err := dict.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	termCount := 0
	curr, err := dict.Next()
	for err == nil && curr != nil {
		termCount++
		if curr.Term != "test" {
			t.Errorf("expected term to be 'test', got '%s'", curr.Term)
		}
		curr, err = dict.Next()
	}
	if termCount != 1 {
		t.Errorf("expected 1 term for this field, got %d", termCount)
	}

	dict2, err := indexReader.FieldDict("desc")
	if err != nil {
		t.Errorf("error creating reader: %v", err)
	}
	defer func() {
		err := dict2.Close()
		if err != nil {
			t.Fatal(err)
		}
	}()

	termCount = 0
	terms := make([]string, 0)
	curr, err = dict2.Next()
	for err == nil && curr != nil {
		termCount++
		terms = append(terms, curr.Term)
		curr, err = dict2.Next()
	}
	if termCount != 3 {
		t.Errorf("expected 3 term for this field, got %d", termCount)
	}
	expectedTerms := []string{"eat", "more", "rice"}
//.........這裏部分代碼省略.........