| // Copyright (c) 2014 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 "components/browser_watcher/exit_funnel_win.h" |
| |
| #include <map> |
| |
| #include "base/command_line.h" |
| #include "base/process/process_handle.h" |
| #include "base/strings/string16.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/stringprintf.h" |
| #include "base/test/test_reg_util_win.h" |
| #include "base/threading/platform_thread.h" |
| #include "base/time/time.h" |
| #include "base/win/registry.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace browser_watcher { |
| |
| namespace { |
| |
| const wchar_t kRegistryPath[] = L"Software\\ExitFunnelWinTest"; |
| |
| class ExitFunnelWinTest : public testing::Test { |
| public: |
| typedef testing::Test Super; |
| typedef std::map<base::string16, int64> EventMap; |
| |
| void SetUp() override { |
| Super::SetUp(); |
| |
| override_manager_.OverrideRegistry(HKEY_CURRENT_USER); |
| } |
| |
| base::string16 GetEventSubkey() { |
| // There should be a single subkey named after this process' pid. |
| base::win::RegistryKeyIterator it(HKEY_CURRENT_USER, kRegistryPath); |
| EXPECT_EQ(1, it.SubkeyCount()); |
| |
| unsigned pid = 0; |
| base::StringToUint(it.Name(), &pid); |
| EXPECT_EQ(base::GetCurrentProcId(), pid); |
| |
| return it.Name(); |
| } |
| |
| // TODO(siggi): Reuse the reading code from the metrics provider. |
| EventMap ReadEventsFromSubkey(const base::string16& subkey_name) { |
| base::string16 key_name( |
| base::StringPrintf(L"%ls\\%ls", kRegistryPath, subkey_name.c_str())); |
| |
| base::win::RegKey key(HKEY_CURRENT_USER, key_name.c_str(), KEY_READ); |
| EXPECT_TRUE(key.Valid()); |
| EXPECT_EQ(2, key.GetValueCount()); |
| |
| EventMap events; |
| for (size_t i = 0; i < key.GetValueCount(); ++i) { |
| base::string16 name; |
| EXPECT_EQ(key.GetValueNameAt(i, &name), ERROR_SUCCESS); |
| int64 value = 0; |
| EXPECT_EQ(key.ReadInt64(name.c_str(), &value), ERROR_SUCCESS); |
| |
| events[name] = value; |
| } |
| |
| return events; |
| } |
| |
| EventMap ReadEvents() { |
| base::string16 name = GetEventSubkey(); |
| return ReadEventsFromSubkey(name); |
| } |
| |
| protected: |
| registry_util::RegistryOverrideManager override_manager_; |
| }; |
| |
| } // namespace |
| |
| TEST_F(ExitFunnelWinTest, RecordSingleEvent) { |
| // Record a couple of events. |
| ASSERT_TRUE(ExitFunnel::RecordSingleEvent(kRegistryPath, L"One")); |
| ASSERT_TRUE(ExitFunnel::RecordSingleEvent(kRegistryPath, L"Two")); |
| |
| EventMap events = ReadEvents(); |
| |
| ASSERT_EQ(events.size(), 2); |
| ASSERT_TRUE(events.find(L"One") != events.end()); |
| ASSERT_TRUE(events.find(L"Two") != events.end()); |
| } |
| |
| TEST_F(ExitFunnelWinTest, RecordsEventTimes) { |
| ExitFunnel funnel; |
| |
| ASSERT_TRUE(funnel.Init(kRegistryPath, base::GetCurrentProcessHandle())); |
| ASSERT_TRUE(funnel.RecordEvent(L"One")); |
| |
| // Sleep for half a second to space the events in time. |
| base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(50)); |
| |
| ASSERT_TRUE(funnel.RecordEvent(L"Two")); |
| |
| EventMap events = ReadEvents(); |
| ASSERT_EQ(events.size(), 2); |
| |
| base::TimeDelta one = base::TimeDelta::FromInternalValue(events[L"One"]); |
| base::TimeDelta two = base::TimeDelta::FromInternalValue(events[L"Two"]); |
| |
| // Sleep is not accurate, it may over or under sleep. To minimize flakes, |
| // this test only compares relative ordering of the events. |
| ASSERT_LT(one, two); |
| } |
| |
| } // namespace browser_watcher |