version_edit_test.cc raw

   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  
   8  namespace leveldb {
   9  
  10  static 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  
  20  class VersionEditTest {};
  21  
  22  TEST(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  
  44  int main(int argc, char** argv) { return leveldb::test::RunAllTests(); }
  45