Function TestIndexerOutOfOrder

indexer_test.go:28–93

(t *testing.T)

)

func TestIndexerOutOfOrder(t *testing.T) {
	t.Parallel()

	tmpPath, err := ioutil.TempDir("", "git2go")
	checkFatal(t, err)
	defer os.RemoveAll(tmpPath)

	var finalStats TransferProgress
	idx, err := NewIndexer(tmpPath, nil, func(stats TransferProgress) error {
		finalStats = stats
		return nil
	})
	checkFatal(t, err)
	defer idx.Free()

	_, err = idx.Write(outOfOrderPack)
	checkFatal(t, err)
	oid, err := idx.Commit()
	checkFatal(t, err)

	// The packfile contains the hash as the last 20 bytes.
	expectedOid := NewOidFromBytes(outOfOrderPack[len(outOfOrderPack)-20:])
	if !expectedOid.Equal(oid) {
		t.Errorf("mismatched packfile hash, expected %v, got %v", expectedOid, oid)
	}
	if finalStats.TotalObjects != 3 {
		t.Errorf("mismatched transferred objects, expected 3, got %v", finalStats.TotalObjects)
	}
	if finalStats.ReceivedObjects != 3 {
		t.Errorf("mismatched received objects, expected 3, got %v", finalStats.ReceivedObjects)
	}
	if finalStats.IndexedObjects != 3 {
		t.Errorf("mismatched indexed objects, expected 3, got %v", finalStats.IndexedObjects)
	}

	odb, err := NewOdb()
	checkFatal(t, err)
	defer odb.Free()

	backend, err := NewOdbBackendOnePack(path.Join(tmpPath, fmt.Sprintf("pack-%s.idx", oid.String())))
	checkFatal(t, err)
	// Transfer the ownership of the backend to the odb, no freeing needed.
	err = odb.AddBackend(backend, 1)
	checkFatal(t, err)

	packfileObjects := 0
	err = odb.ForEach(func(id *Oid) error {
		packfileObjects += 1
		return nil
	})
	checkFatal(t, err)
	if packfileObjects != 3 {
		t.Errorf("mismatched packfile objects, expected 3, got %v", packfileObjects)
	}

	// Inspect one of the well-known objects in the packfile.
	obj, err := odb.Read(NewOidFromBytes([]byte{
		0x19, 0x10, 0x28, 0x15, 0x66, 0x3d, 0x23, 0xf8, 0xb7, 0x5a, 0x47, 0xe7,