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// _ _
// __ _____ __ ___ ___ __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
// \ V V / __/ (_| |\ V /| | (_| | || __/
// \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
// Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
//
// CONTACT: [email protected]
//
package hnsw
import (
"context"
"fmt"
"os"
"path"
"regexp"
"testing"
"time"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/weaviate/weaviate/adapters/repos/db/vector/hnsw/distancer"
"github.com/weaviate/weaviate/entities/cyclemanager"
enthnsw "github.com/weaviate/weaviate/entities/vectorindex/hnsw"
)
func TestBackup_SwitchCommitLogs(t *testing.T) {
ctx := context.Background()
dirName := t.TempDir()
indexID := "backup-switch-commitlogs-test"
idx, err := New(Config{
RootPath: dirName,
ID: indexID,
Logger: logrus.New(),
DistanceProvider: distancer.NewCosineDistanceProvider(),
VectorForIDThunk: testVectorForID,
MakeCommitLoggerThunk: func() (CommitLogger, error) {
return NewCommitLogger(dirName, indexID, logrus.New(), cyclemanager.NewCallbackGroupNoop())
},
}, enthnsw.NewDefaultUserConfig(), cyclemanager.NewCallbackGroupNoop(), cyclemanager.NewCallbackGroupNoop(), cyclemanager.NewCallbackGroupNoop(), nil)
require.Nil(t, err)
idx.PostStartup()
ctx, cancel := context.WithTimeout(ctx, time.Second)
defer cancel()
err = idx.SwitchCommitLogs(ctx)
assert.Nil(t, err)
err = idx.Shutdown(ctx)
require.Nil(t, err)
}
func TestBackup_ListFiles(t *testing.T) {
ctx := context.Background()
dirName := t.TempDir()
indexID := "backup-list-files-test"
idx, err := New(Config{
RootPath: dirName,
ID: indexID,
Logger: logrus.New(),
DistanceProvider: distancer.NewCosineDistanceProvider(),
VectorForIDThunk: testVectorForID,
MakeCommitLoggerThunk: func() (CommitLogger, error) {
return NewCommitLogger(dirName, indexID, logrus.New(), cyclemanager.NewCallbackGroupNoop())
},
}, enthnsw.NewDefaultUserConfig(), cyclemanager.NewCallbackGroupNoop(), cyclemanager.NewCallbackGroupNoop(), cyclemanager.NewCallbackGroupNoop(), nil)
require.Nil(t, err)
idx.PostStartup()
t.Run("assert expected index contents", func(t *testing.T) {
files, err := idx.ListFiles(ctx, dirName)
assert.Nil(t, err)
// should return empty, because the only file which
// exists in the commitlog root is the current active
// log file.
assert.Len(t, files, 0)
// checking to ensure that the commitlog root does
// contain a file. this is the one that was ignored
// in the check above.
ls, err := os.ReadDir(path.Join(dirName, fmt.Sprintf("%s.hnsw.commitlog.d", indexID)))
require.Nil(t, err)
require.Len(t, ls, 1)
// filename should just be a 10 digit int
matched, err := regexp.MatchString("[0-9]{10}", ls[0].Name())
assert.Nil(t, err)
assert.True(t, matched, "regex does not match")
})
err = idx.Shutdown(ctx)
require.Nil(t, err)
}
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