1 // Copyright 2018 (c) 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 #ifndef STORAGE_LEVELDB_UTIL_ENV_WINDOWS_TEST_HELPER_H_ 6 #define STORAGE_LEVELDB_UTIL_ENV_WINDOWS_TEST_HELPER_H_ 7 8 namespace leveldb { 9 10 class EnvWindowsTest; 11 12 // A helper for the Windows Env to facilitate testing. 13 class EnvWindowsTestHelper { 14 private: 15 friend class CorruptionTest; 16 friend class EnvWindowsTest; 17 18 // Set the maximum number of read-only files that will be mapped via mmap. 19 // Must be called before creating an Env. 20 static void SetReadOnlyMMapLimit(int limit); 21 }; 22 23 } // namespace leveldb 24 25 #endif // STORAGE_LEVELDB_UTIL_ENV_WINDOWS_TEST_HELPER_H_ 26