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Code Issues Releases Wiki Activity

Remove Index.StoreInProgress()

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This commit is contained in:
Alexander Neumann 2015-10-12 22:49:31 +02:00
parent 7ab9915859
commit 4b2a4b03ec
2 changed files with 0 additions and 90 deletions
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24
repository/index.go
View File

@ -70,30 +70,6 @@ func (idx *Index) Store(t pack.BlobType, id backend.ID, pack *backend.ID, offset
idx.store(t, id, pack, offset, length)
}
// StoreInProgress adds a preliminary index entry for a blob that is about to be
// saved. The entry must be updated using Store once the the blob has been
// written to a pack. Adding an preliminary index fails if there's an existing
// entry associated with the same id.
func (idx *Index) StoreInProgress(t pack.BlobType, id backend.ID) error {
idx.m.Lock()
defer idx.m.Unlock()
if idx.final {
panic("store new item in finalized index")
}
if _, hasID := idx.pack[id]; hasID {
errorMsg := fmt.Sprintf("index already contains id %v (%v)", id.Str(), t)
debug.Log("Index.StoreInProgress", errorMsg)
return errors.New(errorMsg)
}
idx.store(t, id, nil, 0, 0)
debug.Log("Index.StoreInProgress", "preliminary entry added for id %v (%v)",
id.Str(), t)
return nil
}
// Remove removes the pack ID from the index.
func (idx *Index) Remove(packID backend.ID) {
idx.m.Lock()

66
repository/index_test.go
View File

@ -325,69 +325,3 @@ func TestConvertIndex(t *testing.T) {
}
})
}
func TestStoreOverwritesPreliminaryEntry(t *testing.T) {
idx := repository.NewIndex()
blobID := randomID()
dataType := pack.Data
err := idx.StoreInProgress(dataType, blobID)
OK(t, err)
packID := randomID()
offset := uint(0)
length := uint(100)
idx.Store(dataType, blobID, &packID, offset, length)
actPackID, actType, actOffset, actLength, err := idx.Lookup(blobID)
OK(t, err)
Equals(t, packID, *actPackID)
Equals(t, dataType, actType)
Equals(t, offset, actOffset)
Equals(t, length, actLength)
}
func TestStoreInProgressAddsPreliminaryEntry(t *testing.T) {
idx := repository.NewIndex()
blobID := randomID()
dataType := pack.Data
err := idx.StoreInProgress(dataType, blobID)
OK(t, err)
actPackID, actType, actOffset, actLength, err := idx.Lookup(blobID)
OK(t, err)
Assert(t, actPackID == nil,
"Preliminary index entry illegaly associated with a pack id.")
Equals(t, uint(0), actOffset)
Equals(t, uint(0), actLength)
Equals(t, dataType, actType)
}
func TestStoreInProgressRefusesToOverwriteExistingFinalEntry(t *testing.T) {
idx := repository.NewIndex()
blobID := randomID()
dataType := pack.Data
packID := randomID()
offset := uint(0)
length := uint(100)
idx.Store(dataType, blobID, &packID, offset, length)
err := idx.StoreInProgress(dataType, blobID)
Assert(t, err != nil,
"index.StoreInProgress did not refuse to overwrite existing entry")
}
func TestStoreInProgressRefusesToOverwriteExistingPreliminaryEntry(t *testing.T) {
idx := repository.NewIndex()
blobID := randomID()
dataType := pack.Data
_ = idx.StoreInProgress(dataType, blobID)
err := idx.StoreInProgress(dataType, blobID)
Assert(t, err != nil,
"index.StoreInProgress did not refuse to overwrite existing entry")
}