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restic/checker/checker_test.go
2015-07-11 16:27:41 +02:00

113 lines
3.1 KiB
Go

package checker_test
import (
"path/filepath"
"sort"
"testing"
"github.com/restic/restic/backend"
"github.com/restic/restic/checker"
"github.com/restic/restic/repository"
. "github.com/restic/restic/test"
)
var checkerTestData = filepath.Join("testdata", "checker-test-repo.tar.gz")
func list(repo *repository.Repository, t backend.Type) (IDs []string) {
done := make(chan struct{})
defer close(done)
for id := range repo.List(t, done) {
IDs = append(IDs, id.String())
}
return IDs
}
func TestCheckRepo(t *testing.T) {
WithTestEnvironment(t, checkerTestData, func(repodir string) {
repo := OpenLocalRepo(t, repodir)
chkr := checker.New(repo)
OK(t, chkr.LoadIndex())
OKs(t, chkr.Packs())
OKs(t, chkr.Structure())
})
}
func TestMissingPack(t *testing.T) {
WithTestEnvironment(t, checkerTestData, func(repodir string) {
repo := OpenLocalRepo(t, repodir)
packID := "657f7fb64f6a854fff6fe9279998ee09034901eded4e6db9bcee0e59745bbce6"
OK(t, repo.Backend().Remove(backend.Data, packID))
chkr := checker.New(repo)
OK(t, chkr.LoadIndex())
errs := chkr.Packs()
Assert(t, len(errs) == 1,
"expected exactly one error, got %v", len(errs))
if err, ok := errs[0].(checker.PackError); ok {
Equals(t, packID, err.ID.String())
} else {
t.Errorf("expected error returned by checker.Packs() to be PackError, got %v", err)
}
})
}
func TestUnreferencedPack(t *testing.T) {
WithTestEnvironment(t, checkerTestData, func(repodir string) {
repo := OpenLocalRepo(t, repodir)
// index 8eb5 only references pack 60e0
indexID := "8eb5b61062bf8e959f244fba0c971108bc8d4d2a4b236f71a704998e28cc5cf6"
packID := "60e0438dcb978ec6860cc1f8c43da648170ee9129af8f650f876bad19f8f788e"
OK(t, repo.Backend().Remove(backend.Index, indexID))
chkr := checker.New(repo)
OK(t, chkr.LoadIndex())
errs := chkr.Packs()
Assert(t, len(errs) == 1,
"expected exactly one error, got %v", len(errs))
if err, ok := errs[0].(checker.PackError); ok {
Equals(t, packID, err.ID.String())
} else {
t.Errorf("expected error returned by checker.Packs() to be PackError, got %v", err)
}
})
}
func TestUnreferencedBlobs(t *testing.T) {
WithTestEnvironment(t, checkerTestData, func(repodir string) {
repo := OpenLocalRepo(t, repodir)
snID := "51d249d28815200d59e4be7b3f21a157b864dc343353df9d8e498220c2499b02"
OK(t, repo.Backend().Remove(backend.Snapshot, snID))
unusedBlobsBySnapshot := backend.IDs{
ParseID("58c748bbe2929fdf30c73262bd8313fe828f8925b05d1d4a87fe109082acb849"),
ParseID("988a272ab9768182abfd1fe7d7a7b68967825f0b861d3b36156795832c772235"),
ParseID("c01952de4d91da1b1b80bc6e06eaa4ec21523f4853b69dc8231708b9b7ec62d8"),
ParseID("bec3a53d7dc737f9a9bee68b107ec9e8ad722019f649b34d474b9982c3a3fec7"),
ParseID("2a6f01e5e92d8343c4c6b78b51c5a4dc9c39d42c04e26088c7614b13d8d0559d"),
ParseID("18b51b327df9391732ba7aaf841a4885f350d8a557b2da8352c9acf8898e3f10"),
}
sort.Sort(unusedBlobsBySnapshot)
chkr := checker.New(repo)
OK(t, chkr.LoadIndex())
OKs(t, chkr.Packs())
OKs(t, chkr.Structure())
blobs := chkr.UnusedBlobs()
sort.Sort(blobs)
Equals(t, unusedBlobsBySnapshot, blobs)
})
}