base/test/test_file_util.cc

   1 // Copyright (c) 2013 The Chromium 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.
   4
   5 #include "base/test/test_file_util.h"
   6
   7 #include "base/test/test_timeouts.h"
   8 #include "base/threading/platform_thread.h"
   9
  10 namespace base {
  11
  12 bool EvictFileFromSystemCacheWithRetry(const FilePath& path) {
  13   const int kCycles = 10;
  14   const TimeDelta kDelay = TestTimeouts::action_timeout() / kCycles;
  15   for (int i = 0; i < kCycles; i++) {
  16     if (EvictFileFromSystemCache(path))
  17       return true;
  18     PlatformThread::Sleep(kDelay);
  19   }
  20   return false;
  21 }
  22
  23 // Declared in base/files/file_path.h.
  24 void PrintTo(const FilePath& path, std::ostream* out) {
  25   *out << path.value();
  26 }
  27
  28 }  // namespace base