| Index: chrome/browser/private_working_set_snapshot_win_unittest.cc
|
| diff --git a/chrome/browser/private_working_set_snapshot_win_unittest.cc b/chrome/browser/private_working_set_snapshot_win_unittest.cc
|
| deleted file mode 100644
|
| index ccc2e01801efd529cf2a871e1368d8d8b8cf04cd..0000000000000000000000000000000000000000
|
| --- a/chrome/browser/private_working_set_snapshot_win_unittest.cc
|
| +++ /dev/null
|
| @@ -1,66 +0,0 @@
|
| -// Copyright 2015 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -#include "chrome/browser/private_working_set_snapshot.h"
|
| -
|
| -#include <stddef.h>
|
| -
|
| -#include "base/win/windows_version.h"
|
| -#include "testing/gtest/include/gtest/gtest.h"
|
| -
|
| -using PrivateWorkingSetSnapshotWinTest = testing::Test;
|
| -
|
| -TEST_F(PrivateWorkingSetSnapshotWinTest, FindPidSelfTest) {
|
| - // The Pdh APIs are supported on Windows XP and above, but the "Working Set -
|
| - // Private" counter that PrivateWorkingSetSnapshot depends on is not defined
|
| - // until Windows Vista and is not reliable until Windows 7. Early-out to avoid
|
| - // test failure.
|
| - if (base::win::GetVersion() <= base::win::VERSION_VISTA)
|
| - return;
|
| -
|
| - // Sample this process.
|
| - base::ProcessId pid = base::GetCurrentProcId();
|
| -
|
| - PrivateWorkingSetSnapshot private_ws_snapshot;
|
| -
|
| - private_ws_snapshot.AddToMonitorList("unit_tests");
|
| - private_ws_snapshot.Sample();
|
| -
|
| - size_t private_ws = private_ws_snapshot.GetPrivateWorkingSet(pid);
|
| - if (private_ws == 0) {
|
| - // The Pdh APIs which PrivateWorkingSetSnapshot depends on are flaky and
|
| - // sometimes (~5% of the time on win_chromium_rel_ng) give back a result of
|
| - // zero. This is handled seamlessly in task manager by falling back to the
|
| - // old calculations so it is not a critical failure. Checking for this case
|
| - // and skipping the test stops flaky-test failures.
|
| - return;
|
| - }
|
| -
|
| - // Private working set is difficult to predict but should be at least several
|
| - // MB. Initial tests show a value of 19+ MB depending on how many tests and
|
| - // processes are used. Anomalously small or large values would warrant
|
| - // investigation.
|
| - EXPECT_GT(private_ws, 2000000u);
|
| - // Check that the WS is less than 1500 MB. This is set very high to reduce the
|
| - // chance that unrelated changes could ever make this fail. This mostly just
|
| - // checks against some uncaught error that might return 0xFFFFFFFF. When run
|
| - // under Dr Memory the private working set was seen to be about 850 MB, which
|
| - // is why such a high threshold has been chosen.
|
| - EXPECT_LT(private_ws, 1500000000u);
|
| -
|
| - // Allocate and touch a large block of memory (vector's constructor will zero
|
| - // every entry). This will increase the private working set.
|
| - const size_t alloc_size = 10000000;
|
| - std::vector<char> big_memory(alloc_size);
|
| -
|
| - size_t private_ws2 = private_ws_snapshot.GetPrivateWorkingSet(pid);
|
| - EXPECT_EQ(private_ws, private_ws2) << "GetPrivateWorkingSet should be "
|
| - "consistent until the next call to "
|
| - "Sample()";
|
| -
|
| - private_ws_snapshot.Sample();
|
| - size_t private_ws3 = private_ws_snapshot.GetPrivateWorkingSet(pid);
|
| - EXPECT_GT(private_ws3, private_ws2 + alloc_size / 2)
|
| - << "GetPrivateWorkingSet should increase as we allocate more memory";
|
| -}
|
|
|