logger_unittest.cc revision eb525c5499e34cc9c4b825d6d9e75bb07cc06ace 
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
8using drive::EventLogger;
9
10namespace sync_file_system {
11
12namespace {
13
14// Logs one event at each supported LogSeverity level.
15void 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
21bool ContainsString(std::string contains_string, EventLogger::Event event) {
22  return event.what.find(contains_string) != std::string::npos;
23}
24
25}  // namespace
26
27class 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 protected:
37  DISALLOW_COPY_AND_ASSIGN(LoggerTest);
38};
39
40TEST_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
50TEST_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
60