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mojo/public/cpp/environment/tests/logging_unittest.cc

Index: mojo/public/cpp/environment/tests/logging_unittest.cc
diff --git a/mojo/public/cpp/environment/tests/logging_unittest.cc b/mojo/public/cpp/environment/tests/logging_unittest.cc
deleted file mode 100644
index 74bafb1fd6345b514e46b5e3e3866d31b2f77158..0000000000000000000000000000000000000000
--- a/mojo/public/cpp/environment/tests/logging_unittest.cc
+++ /dev/null
@@ -1,520 +0,0 @@
-// Copyright 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 <stdlib.h>
-
-#include <sstream>
-#include <string>
-
-#include "gtest/gtest.h"
-#include "mojo/public/cpp/environment/environment.h"
-#include "mojo/public/cpp/environment/logging.h"
-#include "mojo/public/cpp/system/macros.h"
-
-namespace mojo {
-namespace {
-
-// The current logging system strips the path, so we need our filename.
-const char kOurFilename[] = "logging_unittest.cc";
-
-class PtrToMemberHelper {
- public:
-  int member;
-};
-
-bool DcheckTestHelper(bool* was_called) {
-  *was_called = true;
-  return false;
-}
-
-class LoggingTest : public testing::Test {
- public:
-  LoggingTest() {
-    Environment::SetDefaultLogger(&kMockLogger);
-    minimum_log_level_ = MOJO_LOG_LEVEL_INFO;
-    ResetMockLogger();
-  }
-  ~LoggingTest() override {}
-
- protected:
-  // Note: Does not reset |minimum_log_level_|.
-  static void ResetMockLogger() {
-    log_message_was_called_ = false;
-    last_log_level_ = MOJO_LOG_LEVEL_INFO;
-    last_source_file_.clear();
-    last_source_line_ = 0;
-    last_message_.clear();
-  }
-
-  // A function returning |bool| that shouldn't be called.
-  static bool NotCalledCondition() {
-    not_called_condition_was_called_ = true;
-    return false;
-  }
-
-  static bool log_message_was_called() { return log_message_was_called_; }
-  static MojoLogLevel last_log_level() { return last_log_level_; }
-  static const std::string& last_source_file() { return last_source_file_; }
-  static uint32_t last_source_line() { return last_source_line_; }
-  static const std::string& last_message() { return last_message_; }
-  static bool not_called_condition_was_called() {
-    return not_called_condition_was_called_;
-  }
-
- private:
-  // Note: We record calls even if |log_level| is below |minimum_log_level_|
-  // (since the macros should mostly avoid this, and we want to be able to check
-  // that they do).
-  static void MockLogMessage(MojoLogLevel log_level,
-                             const char* source_file,
-                             uint32_t source_line,
-                             const char* message) {
-    log_message_was_called_ = true;
-    last_log_level_ = log_level;
-    last_source_file_ = source_file;
-    last_source_line_ = source_line;
-    last_message_ = message;
-  }
-
-  static MojoLogLevel MockGetMinimumLogLevel() { return minimum_log_level_; }
-
-  static void MockSetMinimumLogLevel(MojoLogLevel minimum_log_level) {
-    minimum_log_level_ = minimum_log_level;
-  }
-
-  static const MojoLogger kMockLogger;
-  static MojoLogLevel minimum_log_level_;
-  static bool log_message_was_called_;
-  static MojoLogLevel last_log_level_;
-  static std::string last_source_file_;
-  static uint32_t last_source_line_;
-  static std::string last_message_;
-  static bool not_called_condition_was_called_;
-
-  MOJO_DISALLOW_COPY_AND_ASSIGN(LoggingTest);
-};
-
-// static
-const MojoLogger LoggingTest::kMockLogger = {
-    &LoggingTest::MockLogMessage,
-    &LoggingTest::MockGetMinimumLogLevel,
-    &LoggingTest::MockSetMinimumLogLevel};
-
-// static
-MojoLogLevel LoggingTest::minimum_log_level_ = MOJO_LOG_LEVEL_INFO;
-
-// static
-bool LoggingTest::log_message_was_called_ = MOJO_LOG_LEVEL_INFO;
-
-// static
-MojoLogLevel LoggingTest::last_log_level_ = MOJO_LOG_LEVEL_INFO;
-
-// static
-std::string LoggingTest::last_source_file_;
-
-// static
-uint32_t LoggingTest::last_source_line_ = 0;
-
-// static
-std::string LoggingTest::last_message_;
-
-// static
-bool LoggingTest::not_called_condition_was_called_ = false;
-
-TEST_F(LoggingTest, InternalLogMessage) {
-  internal::LogMessage(MOJO_LOG_LEVEL_INFO, "foo.cc", 123).stream() << "hello "
-                                                                    << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_INFO, last_log_level());
-  EXPECT_EQ("foo.cc", last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-
-  ResetMockLogger();
-
-  internal::LogMessage(MOJO_LOG_LEVEL_WARNING, "./path/to/foo.cc", 123).stream()
-      << "hello "
-      << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_WARNING, last_log_level());
-  EXPECT_EQ("foo.cc", last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-
-  ResetMockLogger();
-
-  internal::LogMessage(MOJO_LOG_LEVEL_ERROR, "/path/to/foo.cc", 123).stream()
-      << "hello "
-      << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_ERROR, last_log_level());
-  EXPECT_EQ("foo.cc", last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-
-  ResetMockLogger();
-
-  internal::LogMessage(MOJO_LOG_LEVEL_FATAL, "path/to/foo.cc", 123).stream()
-      << "hello "
-      << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_FATAL, last_log_level());
-  EXPECT_EQ("foo.cc", last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-
-  ResetMockLogger();
-
-  internal::LogMessage(MOJO_LOG_LEVEL_VERBOSE, ".\\xy\\foo.cc", 123).stream()
-      << "hello "
-      << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_VERBOSE, last_log_level());
-  EXPECT_EQ("foo.cc", last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-
-  ResetMockLogger();
-
-  internal::LogMessage(MOJO_LOG_LEVEL_VERBOSE - 1, "xy\\foo.cc", 123).stream()
-      << "hello "
-      << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_VERBOSE - 1, last_log_level());
-  EXPECT_EQ("foo.cc", last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-
-  ResetMockLogger();
-
-  internal::LogMessage(MOJO_LOG_LEVEL_VERBOSE - 9, "C:\\xy\\foo.cc", 123)
-          .stream()
-      << "hello "
-      << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_VERBOSE - 9, last_log_level());
-  EXPECT_EQ("foo.cc", last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-
-  ResetMockLogger();
-
-  internal::LogMessage(MOJO_LOG_LEVEL_INFO, __FILE__, 123).stream() << "hello "
-                                                                    << "world";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_INFO, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(123u, last_source_line());
-  EXPECT_EQ("hello world", last_message());
-}
-
-TEST_F(LoggingTest, LogStream) {
-  MOJO_LOG_STREAM(INFO) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_INFO, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hello", last_message());
-
-  ResetMockLogger();
-
-  MOJO_LOG_STREAM(ERROR) << "hi " << 123;
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_ERROR, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hi 123", last_message());
-}
-
-TEST_F(LoggingTest, LazyLogStream) {
-  MOJO_LAZY_LOG_STREAM(INFO, true) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_INFO, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hello", last_message());
-
-  ResetMockLogger();
-
-  MOJO_LAZY_LOG_STREAM(ERROR, true) << "hi " << 123;
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_ERROR, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hi 123", last_message());
-
-  ResetMockLogger();
-
-  MOJO_LAZY_LOG_STREAM(INFO, false) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LAZY_LOG_STREAM(FATAL, false) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  PtrToMemberHelper helper;
-  helper.member = 1;
-  int PtrToMemberHelper::*member_ptr = &PtrToMemberHelper::member;
-
-  // This probably fails to compile if we forget to parenthesize the condition
-  // in the macro (.* has lower precedence than !, which can't apply to
-  // |helper|).
-  MOJO_LAZY_LOG_STREAM(ERROR, helper.*member_ptr == 1) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LAZY_LOG_STREAM(WARNING, helper.*member_ptr == 0) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-}
-
-TEST_F(LoggingTest, ShouldLog) {
-  // We start at |MOJO_LOG_LEVEL_INFO|.
-  EXPECT_FALSE(MOJO_SHOULD_LOG(VERBOSE));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(INFO));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(WARNING));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(ERROR));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(FATAL));
-
-  Environment::GetDefaultLogger()->SetMinimumLogLevel(MOJO_LOG_LEVEL_ERROR);
-  EXPECT_FALSE(MOJO_SHOULD_LOG(VERBOSE));
-  EXPECT_FALSE(MOJO_SHOULD_LOG(INFO));
-  EXPECT_FALSE(MOJO_SHOULD_LOG(WARNING));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(ERROR));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(FATAL));
-
-  Environment::GetDefaultLogger()->SetMinimumLogLevel(MOJO_LOG_LEVEL_VERBOSE -
-                                                      1);
-  EXPECT_TRUE(MOJO_SHOULD_LOG(VERBOSE));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(INFO));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(WARNING));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(ERROR));
-  EXPECT_TRUE(MOJO_SHOULD_LOG(FATAL));
-}
-
-TEST_F(LoggingTest, Log) {
-  // We start at |MOJO_LOG_LEVEL_INFO|.
-  MOJO_LOG(VERBOSE) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LOG(INFO) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_INFO, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hello", last_message());
-
-  ResetMockLogger();
-
-  MOJO_LOG(ERROR) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_ERROR, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hello", last_message());
-
-  ResetMockLogger();
-
-  Environment::GetDefaultLogger()->SetMinimumLogLevel(MOJO_LOG_LEVEL_ERROR);
-
-  MOJO_LOG(VERBOSE) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LOG(INFO) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LOG(ERROR) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_ERROR, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hello", last_message());
-}
-
-TEST_F(LoggingTest, LogIf) {
-  // We start at |MOJO_LOG_LEVEL_INFO|.
-  MOJO_LOG_IF(VERBOSE, true) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LOG_IF(VERBOSE, false) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-  Environment::GetDefaultLogger()->SetMinimumLogLevel(MOJO_LOG_LEVEL_ERROR);
-
-  bool x = true;
-  // Also try to make sure that we parenthesize the condition properly.
-  MOJO_LOG_IF(INFO, false || x) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LOG_IF(INFO, 0 != 1) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LOG_IF(WARNING, 1 + 1 == 2) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_LOG_IF(ERROR, 1 * 2 == 2) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_ERROR, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("hello", last_message());
-
-  ResetMockLogger();
-
-  MOJO_LOG_IF(FATAL, 1 * 2 == 3) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  // |MOJO_LOG_IF()| shouldn't evaluate its condition if the level is below the
-  // minimum.
-  MOJO_LOG_IF(INFO, NotCalledCondition()) << "hello";
-  EXPECT_FALSE(not_called_condition_was_called());
-  EXPECT_FALSE(log_message_was_called());
-}
-
-TEST_F(LoggingTest, Check) {
-  MOJO_CHECK(true) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  PtrToMemberHelper helper;
-  helper.member = 0;
-  int PtrToMemberHelper::*member_ptr = &PtrToMemberHelper::member;
-
-  // Also try to make sure that we parenthesize the condition properly.
-  MOJO_CHECK(helper.*member_ptr == 1) << "hello";
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_FATAL, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 4), last_source_line());
-  EXPECT_EQ("Check failed: helper.*member_ptr == 1. hello", last_message());
-
-  ResetMockLogger();
-
-  // Also test a "naked" |MOJO_CHECK()|s.
-  MOJO_CHECK(1 + 2 == 3);
-  EXPECT_FALSE(log_message_was_called());
-}
-
-TEST_F(LoggingTest, Dlog) {
-  // We start at |MOJO_LOG_LEVEL_INFO|.
-  MOJO_DLOG(VERBOSE) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_DLOG(INFO) << "hello";
-#ifdef NDEBUG
-  EXPECT_FALSE(log_message_was_called());
-#else
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_INFO, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 7), last_source_line());
-  EXPECT_EQ("hello", last_message());
-#endif
-}
-
-TEST_F(LoggingTest, DlogIf) {
-  // We start at |MOJO_LOG_LEVEL_INFO|. It shouldn't evaluate the condition in
-  // this case.
-  MOJO_DLOG_IF(VERBOSE, NotCalledCondition()) << "hello";
-  EXPECT_FALSE(not_called_condition_was_called());
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_DLOG_IF(INFO, 1 == 0) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_DLOG_IF(INFO, 1 == 1) << "hello";
-#ifdef NDEBUG
-  EXPECT_FALSE(log_message_was_called());
-#else
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_INFO, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 7), last_source_line());
-  EXPECT_EQ("hello", last_message());
-#endif
-
-  ResetMockLogger();
-
-// |MOJO_DLOG_IF()| shouldn't compile its condition for non-debug builds.
-#ifndef NDEBUG
-  bool debug_only = true;
-#endif
-  MOJO_DLOG_IF(WARNING, debug_only) << "hello";
-#ifdef NDEBUG
-  EXPECT_FALSE(log_message_was_called());
-#else
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_WARNING, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 7), last_source_line());
-  EXPECT_EQ("hello", last_message());
-#endif
-}
-
-TEST_F(LoggingTest, Dcheck) {
-  MOJO_DCHECK(true);
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  MOJO_DCHECK(true) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-
-  ResetMockLogger();
-
-  // |MOJO_DCHECK()| should compile (but not evaluate) its condition even for
-  // non-debug builds. (Hopefully, we'll get an unused variable error if it
-  // fails to compile the condition.)
-  bool was_called = false;
-  MOJO_DCHECK(DcheckTestHelper(&was_called)) << "hello";
-#if defined(NDEBUG) && !defined(DCHECK_ALWAYS_ON)
-  EXPECT_FALSE(was_called);
-  EXPECT_FALSE(log_message_was_called());
-#else
-  EXPECT_TRUE(was_called);
-  EXPECT_TRUE(log_message_was_called());
-  EXPECT_EQ(MOJO_LOG_LEVEL_FATAL, last_log_level());
-  EXPECT_EQ(kOurFilename, last_source_file());
-  EXPECT_EQ(static_cast<uint32_t>(__LINE__ - 9), last_source_line());
-  EXPECT_EQ("Check failed: DcheckTestHelper(&was_called). hello",
-            last_message());
-#endif
-
-  ResetMockLogger();
-
-  // Also try to make sure that we parenthesize the condition properly.
-  bool x = true;
-  MOJO_DCHECK(false || x) << "hello";
-  EXPECT_FALSE(log_message_was_called());
-}
-
-}  // namespace
-}  // namespace mojo