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// Copyright (C) 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "icing/util/logging.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "icing/proto/debug.pb.h"
#include "icing/util/logging_raw.h"
namespace icing {
namespace lib {
namespace {
using ::testing::EndsWith;
using ::testing::IsEmpty;
TEST(LoggingTest, SetLoggingLevelWithInvalidArguments) {
EXPECT_FALSE(SetLoggingLevel(LogSeverity::DBG, 1));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::INFO, 1));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::WARNING, 1));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::ERROR, 1));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::FATAL, 1));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::DBG, 2));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::INFO, 2));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::WARNING, 2));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::ERROR, 2));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::FATAL, 2));
EXPECT_FALSE(SetLoggingLevel(LogSeverity::VERBOSE, -1));
}
TEST(LoggingTest, SetLoggingLevelTest) {
// Set to INFO
ASSERT_TRUE(SetLoggingLevel(LogSeverity::INFO));
EXPECT_FALSE(ShouldLog(LogSeverity::DBG));
EXPECT_TRUE(ShouldLog(LogSeverity::INFO));
EXPECT_TRUE(ShouldLog(LogSeverity::WARNING));
// Set to WARNING
ASSERT_TRUE(SetLoggingLevel(LogSeverity::WARNING));
EXPECT_FALSE(ShouldLog(LogSeverity::DBG));
EXPECT_FALSE(ShouldLog(LogSeverity::INFO));
EXPECT_TRUE(ShouldLog(LogSeverity::WARNING));
// Set to DEBUG
ASSERT_TRUE(SetLoggingLevel(LogSeverity::DBG));
EXPECT_TRUE(ShouldLog(LogSeverity::DBG));
EXPECT_TRUE(ShouldLog(LogSeverity::INFO));
EXPECT_TRUE(ShouldLog(LogSeverity::WARNING));
}
TEST(LoggingTest, VerboseLoggingTest) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::VERBOSE, 1));
EXPECT_TRUE(ShouldLog(LogSeverity::VERBOSE, 1));
EXPECT_TRUE(ShouldLog(LogSeverity::DBG));
EXPECT_TRUE(ShouldLog(LogSeverity::INFO));
EXPECT_TRUE(ShouldLog(LogSeverity::WARNING));
EXPECT_TRUE(ShouldLog(LogSeverity::ERROR));
EXPECT_TRUE(ShouldLog(LogSeverity::FATAL));
}
TEST(LoggingTest, VerboseLoggingIsControlledByVerbosity) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::VERBOSE, 2));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 3));
EXPECT_TRUE(ShouldLog(LogSeverity::VERBOSE, 2));
EXPECT_TRUE(ShouldLog(LogSeverity::VERBOSE, 1));
ASSERT_TRUE(SetLoggingLevel(LogSeverity::VERBOSE, 1));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 2));
EXPECT_TRUE(ShouldLog(LogSeverity::VERBOSE, 1));
ASSERT_TRUE(SetLoggingLevel(LogSeverity::VERBOSE, 0));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 1));
EXPECT_TRUE(ShouldLog(LogSeverity::VERBOSE, 0));
// Negative verbosity is invalid.
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, -1));
}
TEST(LoggingTest, DebugLoggingTest) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::DBG));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 1));
EXPECT_TRUE(ShouldLog(LogSeverity::DBG));
EXPECT_TRUE(ShouldLog(LogSeverity::INFO));
EXPECT_TRUE(ShouldLog(LogSeverity::WARNING));
EXPECT_TRUE(ShouldLog(LogSeverity::ERROR));
EXPECT_TRUE(ShouldLog(LogSeverity::FATAL));
}
TEST(LoggingTest, InfoLoggingTest) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::INFO));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 1));
EXPECT_FALSE(ShouldLog(LogSeverity::DBG));
EXPECT_TRUE(ShouldLog(LogSeverity::INFO));
EXPECT_TRUE(ShouldLog(LogSeverity::WARNING));
EXPECT_TRUE(ShouldLog(LogSeverity::ERROR));
EXPECT_TRUE(ShouldLog(LogSeverity::FATAL));
}
TEST(LoggingTest, WarningLoggingTest) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::WARNING));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 1));
EXPECT_FALSE(ShouldLog(LogSeverity::DBG));
EXPECT_FALSE(ShouldLog(LogSeverity::INFO));
EXPECT_TRUE(ShouldLog(LogSeverity::WARNING));
EXPECT_TRUE(ShouldLog(LogSeverity::ERROR));
EXPECT_TRUE(ShouldLog(LogSeverity::FATAL));
}
TEST(LoggingTest, ErrorLoggingTest) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::ERROR));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 1));
EXPECT_FALSE(ShouldLog(LogSeverity::DBG));
EXPECT_FALSE(ShouldLog(LogSeverity::INFO));
EXPECT_FALSE(ShouldLog(LogSeverity::WARNING));
EXPECT_TRUE(ShouldLog(LogSeverity::ERROR));
EXPECT_TRUE(ShouldLog(LogSeverity::FATAL));
}
TEST(LoggingTest, FatalLoggingTest) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::FATAL));
EXPECT_FALSE(ShouldLog(LogSeverity::VERBOSE, 1));
EXPECT_FALSE(ShouldLog(LogSeverity::DBG));
EXPECT_FALSE(ShouldLog(LogSeverity::INFO));
EXPECT_FALSE(ShouldLog(LogSeverity::WARNING));
EXPECT_FALSE(ShouldLog(LogSeverity::ERROR));
EXPECT_TRUE(ShouldLog(LogSeverity::FATAL));
}
TEST(LoggingTest, LoggingStreamTest) {
ASSERT_TRUE(SetLoggingLevel(LogSeverity::INFO));
// This one should be logged.
LoggingStringStream stream1 = (ICING_LOG(INFO) << "Hello"
<< "World!");
EXPECT_THAT(stream1.message, EndsWith("HelloWorld!"));
// This one should not be logged, thus empty.
LoggingStringStream stream2 = (ICING_LOG(DBG) << "Hello"
<< "World!");
EXPECT_THAT(stream2.message, IsEmpty());
}
} // namespace
} // namespace lib
} // namespace icing
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