89 lines
2.9 KiB
Go
89 lines
2.9 KiB
Go
package nonpartitioned
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import (
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"errors"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"direct-dev.ru/gitea/GiteaAdmin/elowdb-go/pkg/linedb"
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)
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// failingLookupStore — IndexStore, у которого Lookup всегда возвращает ошибку (для проверки FailOnFailureIndexRead).
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type failingLookupStore struct {
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inner linedb.IndexStore
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}
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func (f *failingLookupStore) Lookup(collection, field, value string) ([]linedb.IndexPosition, error) {
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return nil, errors.New("simulated index lookup failure")
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}
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func (f *failingLookupStore) IndexRecord(collection, partition string, fields []string, record map[string]any, lineIndex int) {
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f.inner.IndexRecord(collection, partition, fields, record, lineIndex)
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}
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func (f *failingLookupStore) UnindexRecord(collection, partition string, fields []string, record map[string]any, lineIndex int) {
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f.inner.UnindexRecord(collection, partition, fields, record, lineIndex)
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}
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func (f *failingLookupStore) Rebuild(collection, partition string, fields []string, records []any) error {
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return f.inner.Rebuild(collection, partition, fields, records)
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}
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func (f *failingLookupStore) Clear(collection string) error {
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return f.inner.Clear(collection)
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}
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func TestReadByFilter_FailOnFailureIndexRead_ReturnsError(t *testing.T) {
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dir := filepath.Join(dbDir, "index_fail")
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_ = os.RemoveAll(dir)
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if err := os.MkdirAll(dir, 0755); err != nil {
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t.Fatalf("mkdir: %v", err)
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}
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initOptions := &linedb.LineDbInitOptions{
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DBFolder: dir,
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Collections: []linedb.JSONLFileOptions{
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{
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CollectionName: "users",
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AllocSize: 512,
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IndexedFields: []string{"id", "email"},
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},
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},
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}
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inner := linedb.NewInMemoryIndexStore()
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store := &failingLookupStore{inner: inner}
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db := linedb.NewLineDb(&linedb.LineDbOptions{IndexStore: store})
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if err := db.Init(true, initOptions); err != nil {
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t.Fatalf("Init: %v", err)
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}
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defer db.Close()
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if err := db.Insert(map[string]any{"id": 1, "email": "x@test.com"}, "users", linedb.LineDbAdapterOptions{}); err != nil {
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t.Fatalf("Insert: %v", err)
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}
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// Без опции — ошибка индекса игнорируется, полный перебор находит запись
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found, err := db.ReadByFilter(map[string]any{"email": "x@test.com"}, "users", linedb.LineDbAdapterOptions{})
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if err != nil {
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t.Fatalf("ReadByFilter without flag: %v", err)
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}
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if len(found) != 1 {
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t.Fatalf("expected 1 via fallback, got %d", len(found))
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}
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// С FailOnFailureIndexRead — возвращается ошибка индекса
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_, err = db.ReadByFilter(map[string]any{"email": "x@test.com"}, "users", linedb.LineDbAdapterOptions{
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FailOnFailureIndexRead: true,
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})
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if err == nil {
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t.Fatal("expected error when FailOnFailureIndexRead and index Lookup fails")
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}
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if !strings.Contains(err.Error(), "index read failed") || !strings.Contains(err.Error(), "simulated index lookup failure") {
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t.Fatalf("unexpected error: %v", err)
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}
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}
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