structured_test.cc

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//

// Copyright 2022 The Abseil Authors.

//

// 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

//

//      https://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 "absl/log/structured.h"

#include <ios>

#include <sstream>

#include <string>

#include "gmock/gmock.h"

#include "gtest/gtest.h"

#include "absl/base/attributes.h"

#include "absl/log/internal/test_helpers.h"

#include "absl/log/internal/test_matchers.h"

#include "absl/log/log.h"

#include "absl/log/scoped_mock_log.h"

namespace {

using ::absl::log_internal::MatchesOstream;

using ::absl::log_internal::TextMessage;

using ::testing::Eq;

auto *test_env ABSL_ATTRIBUTE_UNUSED = ::testing::AddGlobalTestEnvironment(

    new absl::log_internal::LogTestEnvironment);

// Abseil Logging library uses these by default, so we set them on the

// `std::ostream` we compare against too.

std::ios &LoggingDefaults(std::ios &str) {

  str.setf(std::ios_base::showbase | std::ios_base::boolalpha |

           std::ios_base::internal);

  return str;

TEST(StreamingFormatTest, LogAsLiteral) {

  std::ostringstream stream;

  const std::string not_a_literal("hello world");

  stream << LoggingDefaults << absl::LogAsLiteral(not_a_literal);

  absl::ScopedMockLog sink;

  EXPECT_CALL(sink,

              Send(AllOf(TextMessage(MatchesOstream(stream)),

                         TextMessage(Eq("hello world")),

                         ENCODED_MESSAGE(EqualsProto(

                             R"pb(value { literal: "hello world" })pb")))));

  sink.StartCapturingLogs();

  LOG(INFO) << absl::LogAsLiteral(not_a_literal);

}  // namespace