1// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file. See the AUTHORS file for names of contributors.
4
5#include "db/version_edit.h"
6#include "util/testharness.h"
7
8namespace leveldb {
9
10static void TestEncodeDecode(const VersionEdit& edit) {
11  std::string encoded, encoded2;
12  edit.EncodeTo(&encoded);
13  VersionEdit parsed;
14  Status s = parsed.DecodeFrom(encoded);
15  ASSERT_TRUE(s.ok()) << s.ToString();
16  parsed.EncodeTo(&encoded2);
17  ASSERT_EQ(encoded, encoded2);
18}
19
20class VersionEditTest { };
21
22TEST(VersionEditTest, EncodeDecode) {
23  static const uint64_t kBig = 1ull << 50;
24
25  VersionEdit edit;
26  for (int i = 0; i < 4; i++) {
27    TestEncodeDecode(edit);
28    edit.AddFile(3, kBig + 300 + i, kBig + 400 + i,
29                 InternalKey("foo", kBig + 500 + i, kTypeValue),
30                 InternalKey("zoo", kBig + 600 + i, kTypeDeletion));
31    edit.DeleteFile(4, kBig + 700 + i);
32    edit.SetCompactPointer(i, InternalKey("x", kBig + 900 + i, kTypeValue));
33  }
34
35  edit.SetComparatorName("foo");
36  edit.SetLogNumber(kBig + 100);
37  edit.SetNextFile(kBig + 200);
38  edit.SetLastSequence(kBig + 1000);
39  TestEncodeDecode(edit);
40}
41
42}  // namespace leveldb
43
44int main(int argc, char** argv) {
45  return leveldb::test::RunAllTests();
46}
47