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      1 // Copyright (c) 2006-2008 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 "chrome/browser/rlz/rlz.h"
      6 
      7 #include "base/path_service.h"
      8 #include "base/win/registry.h"
      9 #include "testing/gtest/include/gtest/gtest.h"
     10 
     11 using base::win::RegKey;
     12 
     13 namespace {
     14 
     15 // Gets rid of registry leftovers from testing. Returns false if there
     16 // is nothing to clean.
     17 bool CleanValue(const wchar_t* key_name, const wchar_t* value) {
     18   RegKey key;
     19   if (key.Open(HKEY_CURRENT_USER, key_name, KEY_READ | KEY_WRITE) !=
     20       ERROR_SUCCESS)
     21     return false;
     22   EXPECT_EQ(ERROR_SUCCESS, key.DeleteValue(value));
     23   return true;
     24 }
     25 
     26 // The chrome events RLZ key lives here.
     27 const wchar_t kKeyName[] = L"Software\\Google\\Common\\Rlz\\Events\\C";
     28 
     29 }  // namespace
     30 
     31 TEST(RlzLibTest, RecordProductEvent) {
     32   DWORD recorded_value = 0;
     33   EXPECT_TRUE(RLZTracker::RecordProductEvent(rlz_lib::CHROME,
     34       rlz_lib::CHROME_OMNIBOX, rlz_lib::FIRST_SEARCH));
     35   const wchar_t kEvent1[] = L"C1F";
     36   RegKey key1;
     37   EXPECT_EQ(ERROR_SUCCESS, key1.Open(HKEY_CURRENT_USER, kKeyName, KEY_READ));
     38   EXPECT_EQ(ERROR_SUCCESS, key1.ReadValueDW(kEvent1, &recorded_value));
     39   EXPECT_EQ(1, recorded_value);
     40   EXPECT_TRUE(CleanValue(kKeyName, kEvent1));
     41 
     42   EXPECT_TRUE(RLZTracker::RecordProductEvent(rlz_lib::CHROME,
     43       rlz_lib::CHROME_HOME_PAGE, rlz_lib::SET_TO_GOOGLE));
     44   const wchar_t kEvent2[] = L"C2S";
     45   RegKey key2;
     46   EXPECT_EQ(ERROR_SUCCESS, key2.Open(HKEY_CURRENT_USER, kKeyName, KEY_READ));
     47   DWORD value = 0;
     48   EXPECT_EQ(ERROR_SUCCESS, key2.ReadValueDW(kEvent2, &recorded_value));
     49   EXPECT_EQ(1, recorded_value);
     50   EXPECT_TRUE(CleanValue(kKeyName, kEvent2));
     51 }
     52 
     53 TEST(RlzLibTest, CleanProductEvents) {
     54   DWORD recorded_value = 0;
     55   EXPECT_TRUE(RLZTracker::RecordProductEvent(rlz_lib::CHROME,
     56       rlz_lib::CHROME_OMNIBOX, rlz_lib::FIRST_SEARCH));
     57   const wchar_t kEvent1[] = L"C1F";
     58   RegKey key1;
     59   EXPECT_EQ(ERROR_SUCCESS, key1.Open(HKEY_CURRENT_USER, kKeyName, KEY_READ));
     60   EXPECT_EQ(ERROR_SUCCESS, key1.ReadValueDW(kEvent1, &recorded_value));
     61   EXPECT_EQ(1, recorded_value);
     62 
     63   EXPECT_TRUE(RLZTracker::ClearAllProductEvents(rlz_lib::CHROME));
     64   EXPECT_FALSE(CleanValue(kKeyName, kEvent1));
     65 }
     66