Upgrade logging to resemble base/logging.h.

tools/relocation_packer/src/debug_unittest.cc

+// 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 "debug.h"
+
+#include <sstream>
+#include <string>
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace relocation_packer {
+
+TEST(Debug, Log) {
+  Logger::Reset();
+  std::ostringstream info;
+  std::ostringstream error;
+  Logger::SetStreams(&info, &error);
+
+  LOG(INFO) << "INFO log message";
+  LOG(WARNING) << "WARNING log message";
+  LOG(ERROR) << "ERROR log message";
+
+  EXPECT_EQ("INFO: INFO log message\n", info.str());
+  EXPECT_EQ("WARNING: WARNING log message\n"
+            "ERROR: ERROR log message\n", error.str());
+  Logger::Reset();
+}
+
+TEST(Debug, LogIf) {
+  Logger::Reset();
+  std::ostringstream info;
+  std::ostringstream error;
+  Logger::SetStreams(&info, &error);
+
+  LOG_IF(INFO, true) << "INFO log message";
+  LOG_IF(INFO, false) << "INFO log message, SHOULD NOT PRINT";
+  LOG_IF(WARNING, true) << "WARNING log message";
+  LOG_IF(WARNING, false) << "WARNING log message, SHOULD NOT PRINT";
+  LOG_IF(ERROR, true) << "ERROR log message";
+  LOG_IF(ERROR, false) << "ERROR log message, SHOULD NOT PRINT";
+  LOG_IF(FATAL, false) << "FATAL log message, SHOULD NOT PRINT";
+
+  EXPECT_EQ("INFO: INFO log message\n", info.str());
+  EXPECT_EQ("WARNING: WARNING log message\n"
+            "ERROR: ERROR log message\n", error.str());
+  Logger::Reset();
+}
+
+TEST(Debug, Vlog) {
+  Logger::Reset();
+  std::ostringstream info;
+  std::ostringstream error;
+  Logger::SetStreams(&info, &error);
+
+  VLOG(0) << "VLOG 0 INFO log message, SHOULD NOT PRINT";
+  VLOG(1) << "VLOG 1 INFO log message, SHOULD NOT PRINT";
+  VLOG(2) << "VLOG 2 INFO log message, SHOULD NOT PRINT";
+
+  EXPECT_EQ("", info.str());
+  EXPECT_EQ("", error.str());
+
+  Logger::SetVerbose(1);
+
+  VLOG(0) << "VLOG 0 INFO log message";
+  VLOG(1) << "VLOG 1 INFO log message";
+  VLOG(2) << "VLOG 2 INFO log message, SHOULD NOT PRINT";
+
+  EXPECT_EQ("INFO: VLOG 0 INFO log message\n"
+            "INFO: VLOG 1 INFO log message\n", info.str());
+  EXPECT_EQ("", error.str());
+  Logger::Reset();
+}
+
+TEST(Debug, VlogIf) {
+  Logger::Reset();
+  std::ostringstream info;
+  std::ostringstream error;
+  Logger::SetStreams(&info, &error);
+
+  VLOG_IF(0, true) << "VLOG 0 INFO log message, SHOULD NOT PRINT";
+  VLOG_IF(1, true) << "VLOG 1 INFO log message, SHOULD NOT PRINT";
+  VLOG_IF(2, true) << "VLOG 2 INFO log message, SHOULD NOT PRINT";
+
+  EXPECT_EQ("", info.str());
+  EXPECT_EQ("", error.str());
+
+  Logger::SetVerbose(1);
+
+  VLOG_IF(0, true) << "VLOG 0 INFO log message";
+  VLOG_IF(0, false) << "VLOG 0 INFO log message, SHOULD NOT PRINT";
+  VLOG_IF(1, true) << "VLOG 1 INFO log message";
+  VLOG_IF(1, false) << "VLOG 1 INFO log message, SHOULD NOT PRINT";
+  VLOG_IF(2, true) << "VLOG 2 INFO log message, SHOULD NOT PRINT";
+  VLOG_IF(2, false) << "VLOG 2 INFO log message, SHOULD NOT PRINT";
+
+  EXPECT_EQ("INFO: VLOG 0 INFO log message\n"
+            "INFO: VLOG 1 INFO log message\n", info.str());
+  EXPECT_EQ("", error.str());
+  Logger::Reset();
+}
+
+TEST(DebugDeathTest, Fatal) {
+  ::testing::FLAGS_gtest_death_test_style = "threadsafe";
+  Logger::Reset();
+  EXPECT_DEATH(LOG(FATAL) << "FATAL log message", "FATAL: FATAL log message");
+  EXPECT_DEATH(
+      LOG_IF(FATAL, true) << "FATAL log message", "FATAL: FATAL log message");
+}
+
+TEST(DebugDeathTest, Check) {
+  ::testing::FLAGS_gtest_death_test_style = "threadsafe";
+  Logger::Reset();
+  CHECK(0 == 0);
+  EXPECT_DEATH(CHECK(0 == 1), "FATAL: .*:.*: .*: CHECK '0 == 1' failed");
+}
+
+TEST(DebugDeathTest, NotReached) {
+  ::testing::FLAGS_gtest_death_test_style = "threadsafe";
+  Logger::Reset();
+  EXPECT_DEATH(NOTREACHED(), "FATAL: .*:.*: .*: NOTREACHED\\(\\) hit");
+}
+
+}  // namespace relocation_packer