41d4f67ee2
also includes new ability to request stored fields be returned with results closes #55 and closes #56 and closes #58
329 lines
9.1 KiB
Go
329 lines
9.1 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 upside_down
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import (
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"os"
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"regexp"
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"testing"
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"github.com/couchbaselabs/bleve/analysis"
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"github.com/couchbaselabs/bleve/analysis/tokenizers/regexp_tokenizer"
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"github.com/couchbaselabs/bleve/document"
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"github.com/couchbaselabs/bleve/index/store/gouchstore"
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)
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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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func TestIndexOpenReopen(t *testing.T) {
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defer os.RemoveAll("test")
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store, err := gouchstore.Open("test")
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idx := NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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var expectedCount uint64 = 0
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docCount := idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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// opening database should have inserted version
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expectedLength := uint64(1)
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rowCount := idx.rowCount()
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if rowCount != expectedLength {
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t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
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}
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// now close it
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idx.Close()
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store, err = gouchstore.Open("test")
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idx = NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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// now close it
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idx.Close()
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}
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func TestIndexInsert(t *testing.T) {
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defer os.RemoveAll("test")
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store, err := gouchstore.Open("test")
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idx := NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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defer idx.Close()
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var expectedCount uint64 = 0
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docCount := idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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doc := document.NewDocument("1")
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doc.AddField(document.NewTextField("name", []byte("test")))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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expectedCount += 1
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docCount = idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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// 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)
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expectedLength := uint64(1 + 1 + 1 + 1 + 1)
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rowCount := idx.rowCount()
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if rowCount != expectedLength {
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t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
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}
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}
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func TestIndexInsertThenDelete(t *testing.T) {
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defer os.RemoveAll("test")
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store, err := gouchstore.Open("test")
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idx := NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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defer idx.Close()
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var expectedCount uint64 = 0
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docCount := idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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doc := document.NewDocument("1")
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doc.AddField(document.NewTextField("name", []byte("test")))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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expectedCount += 1
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doc2 := document.NewDocument("2")
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doc2.AddField(document.NewTextField("name", []byte("test")))
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err = idx.Update(doc2)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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expectedCount += 1
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docCount = idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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err = idx.Delete("1")
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if err != nil {
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t.Errorf("Error deleting entry from index: %v", err)
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}
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expectedCount -= 1
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docCount = idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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err = idx.Delete("2")
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if err != nil {
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t.Errorf("Error deleting entry from index: %v", err)
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}
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expectedCount -= 1
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docCount = idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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// should have 2 row (1 for version, 1 for schema field)
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expectedLength := uint64(1 + 1)
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rowCount := idx.rowCount()
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if rowCount != expectedLength {
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t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
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}
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}
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func TestIndexInsertThenUpdate(t *testing.T) {
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defer os.RemoveAll("test")
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store, err := gouchstore.Open("test")
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idx := NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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defer idx.Close()
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doc := document.NewDocument("1")
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doc.AddField(document.NewTextField("name", []byte("test")))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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// this update should overwrite one term, and introduce one new one
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doc = document.NewDocument("1")
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doc.AddField(document.NewTextFieldWithAnalyzer("name", []byte("test fail"), testAnalyzer))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error deleting entry from index: %v", err)
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}
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// should have 2 row (1 for version, 1 for schema field, and 2 for the two term, and 2 for the term counts, and 1 for the back index entry)
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expectedLength := uint64(1 + 1 + 2 + 2 + 1)
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rowCount := idx.rowCount()
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if rowCount != expectedLength {
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t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
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}
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// now do another update that should remove one of term
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doc = document.NewDocument("1")
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doc.AddField(document.NewTextField("name", []byte("fail")))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error deleting entry from index: %v", err)
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}
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// should have 2 row (1 for version, 1 for schema field, and 1 for the remaining term, and 1 for the term count, and 1 for the back index entry)
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expectedLength = uint64(1 + 1 + 1 + 1 + 1)
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rowCount = idx.rowCount()
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if rowCount != expectedLength {
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t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
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}
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}
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func TestIndexInsertMultiple(t *testing.T) {
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defer os.RemoveAll("test")
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store, err := gouchstore.Open("test")
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idx := NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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var expectedCount uint64 = 0
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doc := document.NewDocument("1")
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doc.AddField(document.NewTextField("name", []byte("test")))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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expectedCount++
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doc = document.NewDocument("2")
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doc.AddField(document.NewTextField("name", []byte("test")))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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expectedCount++
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// should have 4 rows (1 for version, 1 for schema field, and 2 for single term, and 1 for the term count, and 2 for the back index entries)
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expectedLength := uint64(1 + 1 + 2 + 1 + 2)
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rowCount := idx.rowCount()
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if rowCount != expectedLength {
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t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
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}
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// close and reopen and and one more to testing counting works correctly
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idx.Close()
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store, err = gouchstore.Open("test")
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idx = NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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doc = document.NewDocument("3")
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doc.AddField(document.NewTextField("name", []byte("test")))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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expectedCount++
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docCount := idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("expected doc count: %d, got %d", expectedCount, docCount)
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}
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}
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func TestIndexInsertWithStore(t *testing.T) {
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defer os.RemoveAll("test")
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store, err := gouchstore.Open("test")
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idx := NewUpsideDownCouch(store)
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err = idx.Open()
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if err != nil {
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t.Errorf("error opening index: %v", err)
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}
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defer idx.Close()
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var expectedCount uint64 = 0
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docCount := idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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doc := document.NewDocument("1")
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doc.AddField(document.NewTextFieldWithIndexingOptions("name", []byte("test"), document.INDEX_FIELD|document.STORE_FIELD))
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err = idx.Update(doc)
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if err != nil {
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t.Errorf("Error updating index: %v", err)
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}
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expectedCount += 1
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docCount = idx.DocCount()
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if docCount != expectedCount {
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t.Errorf("Expected document count to be %d got %d", expectedCount, docCount)
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}
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// should have 6 rows (1 for version, 1 for schema field, and 1 for single term, and 1 for the stored field and 1 for the term count, and 1 for the back index entry)
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expectedLength := uint64(1 + 1 + 1 + 1 + 1 + 1)
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rowCount := idx.rowCount()
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if rowCount != expectedLength {
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t.Errorf("expected %d rows, got: %d", expectedLength, rowCount)
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}
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storedDoc, err := idx.Document("1")
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if err != nil {
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t.Error(err)
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}
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if len(storedDoc.Fields) != 1 {
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t.Errorf("expected 1 stored field, got %d", len(storedDoc.Fields))
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}
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textField, ok := storedDoc.Fields[0].(*document.TextField)
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if !ok {
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t.Errorf("expected text field")
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}
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if string(textField.Value()) != "test" {
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t.Errorf("expected field content 'test', got '%s'", string(textField.Value()))
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}
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}
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