chrome/browser/sync_file_system/logger_unittest.cc

   1 // Copyright 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 "chrome/browser/sync_file_system/logger.h"
   6 #include "testing/gtest/include/gtest/gtest.h"
   7
   8 using drive::EventLogger;
   9
  10 namespace sync_file_system {
  11
  12 namespace {
  13
  14 // Logs one event at each supported LogSeverity level.
  15 void LogSampleEvents() {
  16   util::Log(logging::LOG_INFO, FROM_HERE, "Info test message");
  17   util::Log(logging::LOG_WARNING, FROM_HERE, "Warning test message");
  18   util::Log(logging::LOG_ERROR, FROM_HERE, "Error test message");
  19 }
  20
  21 bool ContainsString(std::string contains_string, EventLogger::Event event) {
  22   return event.what.find(contains_string) != std::string::npos;
  23 }
  24
  25 }  // namespace
  26
  27 class LoggerTest : public testing::Test {
  28  public:
  29   LoggerTest() {}
  30
  31   virtual void SetUp() OVERRIDE {
  32     logging::SetMinLogLevel(logging::LOG_INFO);
  33     util::ClearLog();
  34   }
  35
  36  private:
  37   DISALLOW_COPY_AND_ASSIGN(LoggerTest);
  38 };
  39
  40 TEST_F(LoggerTest, GetLogHistory) {
  41   LogSampleEvents();
  42
  43   const std::vector<EventLogger::Event> log = util::GetLogHistory();
  44   ASSERT_EQ(3u, log.size());
  45   EXPECT_TRUE(ContainsString("Info test message", log[0]));
  46   EXPECT_TRUE(ContainsString("Warning test message", log[1]));
  47   EXPECT_TRUE(ContainsString("Error test message", log[2]));
  48 }
  49
  50 TEST_F(LoggerTest, ClearLog) {
  51   LogSampleEvents();
  52   EXPECT_EQ(3u, util::GetLogHistory().size());
  53
  54   util::ClearLog();
  55   EXPECT_EQ(0u, util::GetLogHistory().size());
  56 }
  57
  58
  59 }  // namespace sync_file_system