.

go/internal/xtesting/xtesting_test.go

+// Copyright (C) 2020  Nexedi SA and Contributors.
+//                     Kirill Smelkov <kirr@nexedi.com>
+//
+// This program is free software: you can Use, Study, Modify and Redistribute
+// it under the terms of the GNU General Public License version 3, or (at your
+// option) any later version, as published by the Free Software Foundation.
+//
+// You can also Link and Combine this program with other software covered by
+// the terms of any of the Free Software licenses or any of the Open Source
+// Initiative approved licenses and Convey the resulting work. Corresponding
+// source of such a combination shall include the source code for all other
+// software used.
+//
+// This program is distributed WITHOUT ANY WARRANTY; without even the implied
+// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+//
+// See COPYING file for full licensing terms.
+// See https://www.nexedi.com/licensing for rationale and options.
+
+package xtesting
+
+import (
+	"context"
+	"testing"
+
+	"lab.nexedi.com/kirr/neo/go/zodb"
+	"lab.nexedi.com/kirr/neo/go/zodb/storage/fs1"
+)
+
+func TestLoadDBHistory(t *testing.T) {
+	X := FatalIf(t)
+	data := "../../zodb/storage/fs1/testdata/1.fs"
+
+	txnv, err := LoadDBHistory(data); X(err)
+
+	// verify the history by running DrvTestLoad against original data.
+	// FileStorage verifies its Load and Iterate without relying on LoadDBHistory.
+	f, _, err := fs1.Open(context.Background(), data, &zodb.DriverOptions{ReadOnly: true}); X(err)
+	defer func() {
+		err := f.Close(); X(err)
+	}()
+
+	DrvTestLoad(t, f, txnv)
+}