1c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Copyright (c) 2013 The Chromium Authors. All rights reserved.
2c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be
3c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// found in the LICENSE file.
4c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)
5c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "base/test/test_file_util.h"
6c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)
7c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "base/test/test_timeouts.h"
8c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "base/threading/platform_thread.h"
9c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)
10c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)namespace base {
11c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)
12c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)bool EvictFileFromSystemCacheWithRetry(const FilePath& path) {
13c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)  const int kCycles = 10;
14c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)  const TimeDelta kDelay = TestTimeouts::action_timeout() / kCycles;
15c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)  for (int i = 0; i < kCycles; i++) {
16a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)    if (EvictFileFromSystemCache(path))
17c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)      return true;
18c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)    PlatformThread::Sleep(kDelay);
19c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)  }
20c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)  return false;
21c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)}
22c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)
23c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)}  // namespace base
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