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index: additional tests for new index save methods

This commit is contained in:
Michael Eischer 2024-05-19 21:08:19 +02:00
parent 5f7b48e65f
commit 2ca1c37721
1 changed files with 76 additions and 1 deletions
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77
internal/index/master_index_test.go
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@ -355,8 +355,60 @@ func TestIndexSave(t *testing.T) {
}
func testIndexSave(t *testing.T, version uint) {
for _, test := range []struct {
name string
saver func(idx *index.MasterIndex, repo restic.Repository) error
}{
{"rewrite no-op", func(idx *index.MasterIndex, repo restic.Repository) error {
return idx.Rewrite(context.TODO(), repo, nil, nil, nil, index.MasterIndexRewriteOpts{})
}},
{"rewrite skip-all", func(idx *index.MasterIndex, repo restic.Repository) error {
return idx.Rewrite(context.TODO(), repo, nil, restic.NewIDSet(), nil, index.MasterIndexRewriteOpts{})
}},
{"SaveFallback", func(idx *index.MasterIndex, repo restic.Repository) error {
err := restic.ParallelRemove(context.TODO(), repo, idx.IDs(), restic.IndexFile, nil, nil)
if err != nil {
return nil
}
return idx.SaveFallback(context.TODO(), repo, restic.NewIDSet(), nil)
}},
} {
t.Run(test.name, func(t *testing.T) {
repo := createFilledRepo(t, 3, version)
idx := index.NewMasterIndex()
rtest.OK(t, idx.Load(context.TODO(), repo, nil, nil))
blobs := make(map[restic.PackedBlob]struct{})
rtest.OK(t, idx.Each(context.TODO(), func(pb restic.PackedBlob) {
blobs[pb] = struct{}{}
}))
rtest.OK(t, test.saver(idx, repo))
idx = index.NewMasterIndex()
rtest.OK(t, idx.Load(context.TODO(), repo, nil, nil))
rtest.OK(t, idx.Each(context.TODO(), func(pb restic.PackedBlob) {
if _, ok := blobs[pb]; ok {
delete(blobs, pb)
} else {
t.Fatalf("unexpected blobs %v", pb)
}
}))
rtest.Equals(t, 0, len(blobs), "saved index is missing blobs")
checker.TestCheckRepo(t, repo, false)
})
}
}
func TestIndexSavePartial(t *testing.T) {
repository.TestAllVersions(t, testIndexSavePartial)
}
func testIndexSavePartial(t *testing.T, version uint) {
repo := createFilledRepo(t, 3, version)
// capture blob list before adding fourth snapshot
idx := index.NewMasterIndex()
rtest.OK(t, idx.Load(context.TODO(), repo, nil, nil))
blobs := make(map[restic.PackedBlob]struct{})
@ -364,10 +416,21 @@ func testIndexSave(t *testing.T, version uint) {
blobs[pb] = struct{}{}
}))
rtest.OK(t, idx.Rewrite(context.TODO(), repo, nil, nil, nil, index.MasterIndexRewriteOpts{}))
// add+remove new snapshot and track its pack files
packsBefore := listPacks(t, repo)
sn := restic.TestCreateSnapshot(t, repo, snapshotTime.Add(time.Duration(4)*time.Second), depth)
rtest.OK(t, repo.RemoveUnpacked(context.TODO(), restic.SnapshotFile, *sn.ID()))
packsAfter := listPacks(t, repo)
newPacks := packsAfter.Sub(packsBefore)
// rewrite index and remove pack files of new snapshot
idx = index.NewMasterIndex()
rtest.OK(t, idx.Load(context.TODO(), repo, nil, nil))
rtest.OK(t, idx.Rewrite(context.TODO(), repo, newPacks, nil, nil, index.MasterIndexRewriteOpts{}))
// check blobs
idx = index.NewMasterIndex()
rtest.OK(t, idx.Load(context.TODO(), repo, nil, nil))
rtest.OK(t, idx.Each(context.TODO(), func(pb restic.PackedBlob) {
if _, ok := blobs[pb]; ok {
delete(blobs, pb)
@ -377,5 +440,17 @@ func testIndexSave(t *testing.T, version uint) {
}))
rtest.Equals(t, 0, len(blobs), "saved index is missing blobs")
// remove pack files to make check happy
rtest.OK(t, restic.ParallelRemove(context.TODO(), repo, newPacks, restic.PackFile, nil, nil))
checker.TestCheckRepo(t, repo, false)
}
func listPacks(t testing.TB, repo restic.Lister) restic.IDSet {
s := restic.NewIDSet()
rtest.OK(t, repo.List(context.TODO(), restic.PackFile, func(id restic.ID, _ int64) error {
s.Insert(id)
return nil
}))
return s
}