mirror of
https://github.com/restic/restic.git
synced 2024-08-24 21:27:23 +02:00
108 lines
2.2 KiB
Go
108 lines
2.2 KiB
Go
package migrations
|
|
|
|
import (
|
|
"context"
|
|
"os"
|
|
"path/filepath"
|
|
"sync"
|
|
"testing"
|
|
|
|
"github.com/restic/restic/internal/backend"
|
|
"github.com/restic/restic/internal/errors"
|
|
"github.com/restic/restic/internal/repository"
|
|
"github.com/restic/restic/internal/test"
|
|
)
|
|
|
|
func TestUpgradeRepoV2(t *testing.T) {
|
|
repo := repository.TestRepositoryWithVersion(t, 1)
|
|
if repo.Config().Version != 1 {
|
|
t.Fatal("test repo has wrong version")
|
|
}
|
|
|
|
m := &UpgradeRepoV2{}
|
|
|
|
ok, _, err := m.Check(context.Background(), repo)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !ok {
|
|
t.Fatal("migration check returned false")
|
|
}
|
|
|
|
err = m.Apply(context.Background(), repo)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
type failBackend struct {
|
|
backend.Backend
|
|
|
|
mu sync.Mutex
|
|
ConfigFileSavesUntilError uint
|
|
}
|
|
|
|
func (be *failBackend) Save(ctx context.Context, h backend.Handle, rd backend.RewindReader) error {
|
|
if h.Type != backend.ConfigFile {
|
|
return be.Backend.Save(ctx, h, rd)
|
|
}
|
|
|
|
be.mu.Lock()
|
|
if be.ConfigFileSavesUntilError == 0 {
|
|
be.mu.Unlock()
|
|
return errors.New("failure induced for testing")
|
|
}
|
|
|
|
be.ConfigFileSavesUntilError--
|
|
be.mu.Unlock()
|
|
|
|
return be.Backend.Save(ctx, h, rd)
|
|
}
|
|
|
|
func TestUpgradeRepoV2Failure(t *testing.T) {
|
|
be := repository.TestBackend(t)
|
|
|
|
// wrap backend so that it fails upgrading the config after the initial write
|
|
be = &failBackend{
|
|
ConfigFileSavesUntilError: 1,
|
|
Backend: be,
|
|
}
|
|
|
|
repo := repository.TestRepositoryWithBackend(t, be, 1)
|
|
if repo.Config().Version != 1 {
|
|
t.Fatal("test repo has wrong version")
|
|
}
|
|
|
|
m := &UpgradeRepoV2{}
|
|
|
|
ok, _, err := m.Check(context.Background(), repo)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !ok {
|
|
t.Fatal("migration check returned false")
|
|
}
|
|
|
|
err = m.Apply(context.Background(), repo)
|
|
if err == nil {
|
|
t.Fatal("expected error returned from Apply(), got nil")
|
|
}
|
|
|
|
upgradeErr := err.(*UpgradeRepoV2Error)
|
|
if upgradeErr.UploadNewConfigError == nil {
|
|
t.Fatal("expected upload error, got nil")
|
|
}
|
|
|
|
if upgradeErr.ReuploadOldConfigError == nil {
|
|
t.Fatal("expected reupload error, got nil")
|
|
}
|
|
|
|
if upgradeErr.BackupFilePath == "" {
|
|
t.Fatal("no backup file path found")
|
|
}
|
|
test.OK(t, os.Remove(upgradeErr.BackupFilePath))
|
|
test.OK(t, os.Remove(filepath.Dir(upgradeErr.BackupFilePath)))
|
|
}
|