| // Copyright (c) 2012 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. |
| |
| // Note: this test tests LOG_V and LOG_E since all other logs are expressed |
| // in forms of them. LOG is also tested for good measure. |
| // Also note that we are only allowed to call InitLogging() twice so the test |
| // cases are more dense than normal. |
| |
| // The following include must be first in this file. It ensures that |
| // libjingle style logging is used. |
| #define LOGGING_INSIDE_WEBRTC |
| |
| #include "third_party/webrtc/overrides/webrtc/base/logging.h" |
| |
| #include "base/command_line.h" |
| #include "base/files/file_util.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| #if defined(OS_WIN) |
| static const wchar_t* const log_file_name = L"libjingle_logging.log"; |
| #else |
| static const char* const log_file_name = "libjingle_logging.log"; |
| #endif |
| |
| static const int kDefaultVerbosity = 0; |
| |
| static const char* AsString(rtc::LoggingSeverity severity) { |
| switch (severity) { |
| case rtc::LS_ERROR: |
| return "LS_ERROR"; |
| case rtc::LS_WARNING: |
| return "LS_WARNING"; |
| case rtc::LS_INFO: |
| return "LS_INFO"; |
| case rtc::LS_VERBOSE: |
| return "LS_VERBOSE"; |
| case rtc::LS_SENSITIVE: |
| return "LS_SENSITIVE"; |
| default: |
| return ""; |
| } |
| } |
| |
| static bool ContainsString(const std::string& original, |
| const char* string_to_match) { |
| return original.find(string_to_match) != std::string::npos; |
| } |
| |
| static bool Initialize(int verbosity_level) { |
| if (verbosity_level != kDefaultVerbosity) { |
| // Update the command line with specified verbosity level for this file. |
| base::CommandLine* command_line = base::CommandLine::ForCurrentProcess(); |
| std::ostringstream value_stream; |
| value_stream << "logging_unittest=" << verbosity_level; |
| const std::string& value = value_stream.str(); |
| command_line->AppendSwitchASCII("vmodule", value); |
| } |
| |
| // The command line flags are parsed here and the log file name is set. |
| logging::LoggingSettings settings; |
| settings.logging_dest = logging::LOG_TO_FILE; |
| settings.log_file = log_file_name; |
| settings.lock_log = logging::DONT_LOCK_LOG_FILE; |
| settings.delete_old = logging::DELETE_OLD_LOG_FILE; |
| if (!logging::InitLogging(settings)) { |
| return false; |
| } |
| EXPECT_TRUE(VLOG_IS_ON(verbosity_level)); |
| EXPECT_FALSE(VLOG_IS_ON(verbosity_level + 1)); |
| return true; |
| } |
| |
| TEST(LibjingleLogTest, DefaultConfiguration) { |
| ASSERT_TRUE(Initialize(kDefaultVerbosity)); |
| |
| // In the default configuration nothing should be logged. |
| LOG_V(rtc::LS_ERROR) << AsString(rtc::LS_ERROR); |
| LOG_V(rtc::LS_WARNING) << AsString(rtc::LS_WARNING); |
| LOG_V(rtc::LS_INFO) << AsString(rtc::LS_INFO); |
| LOG_V(rtc::LS_VERBOSE) << AsString(rtc::LS_VERBOSE); |
| LOG_V(rtc::LS_SENSITIVE) << AsString(rtc::LS_SENSITIVE); |
| |
| // Read file to string. |
| base::FilePath file_path(log_file_name); |
| std::string contents_of_file; |
| base::ReadFileToString(file_path, &contents_of_file); |
| |
| // Make sure string contains the expected values. |
| EXPECT_FALSE(ContainsString(contents_of_file, AsString(rtc::LS_ERROR))); |
| EXPECT_FALSE(ContainsString(contents_of_file, |
| AsString(rtc::LS_WARNING))); |
| EXPECT_FALSE(ContainsString(contents_of_file, AsString(rtc::LS_INFO))); |
| EXPECT_FALSE(ContainsString(contents_of_file, |
| AsString(rtc::LS_VERBOSE))); |
| EXPECT_FALSE(ContainsString(contents_of_file, |
| AsString(rtc::LS_SENSITIVE))); |
| } |
| |
| TEST(LibjingleLogTest, InfoConfiguration) { |
| ASSERT_TRUE(Initialize(rtc::LS_INFO)); |
| |
| // In this configuration everything lower or equal to LS_INFO should be |
| // logged. |
| LOG_V(rtc::LS_ERROR) << AsString(rtc::LS_ERROR); |
| LOG_V(rtc::LS_WARNING) << AsString(rtc::LS_WARNING); |
| LOG_V(rtc::LS_INFO) << AsString(rtc::LS_INFO); |
| LOG_V(rtc::LS_VERBOSE) << AsString(rtc::LS_VERBOSE); |
| LOG_V(rtc::LS_SENSITIVE) << AsString(rtc::LS_SENSITIVE); |
| |
| // Read file to string. |
| base::FilePath file_path(log_file_name); |
| std::string contents_of_file; |
| base::ReadFileToString(file_path, &contents_of_file); |
| |
| // Make sure string contains the expected values. |
| EXPECT_TRUE(ContainsString(contents_of_file, AsString(rtc::LS_ERROR))); |
| EXPECT_TRUE(ContainsString(contents_of_file, |
| AsString(rtc::LS_WARNING))); |
| EXPECT_TRUE(ContainsString(contents_of_file, AsString(rtc::LS_INFO))); |
| EXPECT_FALSE(ContainsString(contents_of_file, |
| AsString(rtc::LS_VERBOSE))); |
| EXPECT_FALSE(ContainsString(contents_of_file, |
| AsString(rtc::LS_SENSITIVE))); |
| |
| // Also check that the log is proper. |
| EXPECT_TRUE(ContainsString(contents_of_file, "logging_unittest.cc")); |
| EXPECT_FALSE(ContainsString(contents_of_file, "logging.h")); |
| EXPECT_FALSE(ContainsString(contents_of_file, "logging.cc")); |
| } |
| |
| TEST(LibjingleLogTest, LogEverythingConfiguration) { |
| ASSERT_TRUE(Initialize(rtc::LS_SENSITIVE)); |
| |
| // In this configuration everything should be logged. |
| LOG_V(rtc::LS_ERROR) << AsString(rtc::LS_ERROR); |
| LOG_V(rtc::LS_WARNING) << AsString(rtc::LS_WARNING); |
| LOG(LS_INFO) << AsString(rtc::LS_INFO); |
| static const int kFakeError = 1; |
| LOG_E(LS_INFO, EN, kFakeError) << "LOG_E(" << AsString(rtc::LS_INFO) << |
| ")"; |
| LOG_V(rtc::LS_VERBOSE) << AsString(rtc::LS_VERBOSE); |
| LOG_V(rtc::LS_SENSITIVE) << AsString(rtc::LS_SENSITIVE); |
| |
| // Read file to string. |
| base::FilePath file_path(log_file_name); |
| std::string contents_of_file; |
| base::ReadFileToString(file_path, &contents_of_file); |
| |
| // Make sure string contains the expected values. |
| EXPECT_TRUE(ContainsString(contents_of_file, AsString(rtc::LS_ERROR))); |
| EXPECT_TRUE(ContainsString(contents_of_file, |
| AsString(rtc::LS_WARNING))); |
| EXPECT_TRUE(ContainsString(contents_of_file, AsString(rtc::LS_INFO))); |
| // LOG_E |
| EXPECT_TRUE(ContainsString(contents_of_file, strerror(kFakeError))); |
| EXPECT_TRUE(ContainsString(contents_of_file, |
| AsString(rtc::LS_VERBOSE))); |
| EXPECT_TRUE(ContainsString(contents_of_file, |
| AsString(rtc::LS_SENSITIVE))); |
| } |