snapshot of https://github.com/blevesearch/bleve.git (master, 2026-09-15; blobs > 131072B omitted)

index_meta_test.go

@@ -0,0 +1,72 @@
+//  Copyright (c) 2014 Couchbase, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 		http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package bleve
+
+import (
+	"os"
+	"testing"
+
+	"github.com/blevesearch/bleve/v2/util"
+)
+
+func TestIndexMeta(t *testing.T) {
+	var testIndexPath = "doesnotexit.bleve"
+	defer func() {
+		err := os.RemoveAll(testIndexPath)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}()
+
+	// open non-existent meta should give an error
+	_, err := openIndexMeta(testIndexPath)
+	if err == nil {
+		t.Errorf("expected error, got nil")
+	}
+
+	// create file reader and writer for meta
+	metaPath := indexMetaPath(testIndexPath)
+	fileWriter, err := util.NewFileWriter([]byte(metaPath))
+	if err != nil {
+		t.Error(err)
+	}
+	fileReader, err := util.NewFileReader(fileWriter.Id(), []byte(metaPath))
+	if err != nil {
+		t.Error(err)
+	}
+
+	// create meta
+	im := &indexMeta{Storage: "boltdb", fileWriter: fileWriter, fileReader: fileReader}
+	err = im.Save(testIndexPath)
+	if err != nil {
+		t.Error(err)
+	}
+	im = nil
+
+	// open a meta that exists
+	im, err = openIndexMeta(testIndexPath)
+	if err != nil {
+		t.Error(err)
+	}
+	if im.Storage != "boltdb" {
+		t.Errorf("expected storage 'boltdb', got '%s'", im.Storage)
+	}
+
+	// save a meta that already exists
+	err = im.Save(testIndexPath)
+	if err == nil {
+		t.Errorf("expected error, got nil")
+	}
+}