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c0b5ec55ab
TestRepository and its variants always returned no-op cleanup functions. If they ever do need to do cleanup, using testing.T.Cleanup is easier than passing these functions around.
108 lines
2.2 KiB
Go
108 lines
2.2 KiB
Go
package migrations
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import (
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"context"
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"os"
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"path/filepath"
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"sync"
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"testing"
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"github.com/restic/restic/internal/errors"
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"github.com/restic/restic/internal/repository"
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"github.com/restic/restic/internal/restic"
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"github.com/restic/restic/internal/test"
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)
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func TestUpgradeRepoV2(t *testing.T) {
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repo := repository.TestRepositoryWithVersion(t, 1)
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if repo.Config().Version != 1 {
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t.Fatal("test repo has wrong version")
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}
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m := &UpgradeRepoV2{}
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ok, _, err := m.Check(context.Background(), repo)
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if err != nil {
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t.Fatal(err)
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}
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if !ok {
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t.Fatal("migration check returned false")
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}
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err = m.Apply(context.Background(), repo)
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if err != nil {
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t.Fatal(err)
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}
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}
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type failBackend struct {
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restic.Backend
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mu sync.Mutex
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ConfigFileSavesUntilError uint
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}
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func (be *failBackend) Save(ctx context.Context, h restic.Handle, rd restic.RewindReader) error {
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if h.Type != restic.ConfigFile {
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return be.Backend.Save(ctx, h, rd)
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}
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be.mu.Lock()
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if be.ConfigFileSavesUntilError == 0 {
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be.mu.Unlock()
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return errors.New("failure induced for testing")
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}
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be.ConfigFileSavesUntilError--
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be.mu.Unlock()
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return be.Backend.Save(ctx, h, rd)
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}
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func TestUpgradeRepoV2Failure(t *testing.T) {
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be := repository.TestBackend(t)
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// wrap backend so that it fails upgrading the config after the initial write
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be = &failBackend{
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ConfigFileSavesUntilError: 1,
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Backend: be,
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}
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repo := repository.TestRepositoryWithBackend(t, be, 1)
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if repo.Config().Version != 1 {
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t.Fatal("test repo has wrong version")
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}
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m := &UpgradeRepoV2{}
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ok, _, err := m.Check(context.Background(), repo)
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if err != nil {
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t.Fatal(err)
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}
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if !ok {
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t.Fatal("migration check returned false")
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}
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err = m.Apply(context.Background(), repo)
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if err == nil {
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t.Fatal("expected error returned from Apply(), got nil")
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}
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upgradeErr := err.(*UpgradeRepoV2Error)
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if upgradeErr.UploadNewConfigError == nil {
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t.Fatal("expected upload error, got nil")
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}
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if upgradeErr.ReuploadOldConfigError == nil {
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t.Fatal("expected reupload error, got nil")
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}
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if upgradeErr.BackupFilePath == "" {
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t.Fatal("no backup file path found")
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}
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test.OK(t, os.Remove(upgradeErr.BackupFilePath))
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test.OK(t, os.Remove(filepath.Dir(upgradeErr.BackupFilePath)))
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}
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