chromium/third_party/abseil-cpp/absl/log/log_streamer_test.cc

//
// 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/log_streamer.h"

#include <ios>
#include <iostream>
#include <utility>

#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "absl/base/attributes.h"
#include "absl/base/internal/sysinfo.h"
#include "absl/base/log_severity.h"
#include "absl/log/internal/test_actions.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"
#include "absl/strings/string_view.h"

namespace {
DeathTestExpectedLogging;
DeathTestUnexpectedLogging;
DeathTestValidateExpectations;
#if GTEST_HAS_DEATH_TEST
DiedOfFatal;
#endif
InMatchWindow;
LogSeverity;
Prefix;
SourceFilename;
SourceLine;
Stacktrace;
TextMessage;
ThreadID;
Timestamp;
_;
AnyNumber;
Eq;
HasSubstr;
IsEmpty;
IsTrue;

auto* test_env ABSL_ATTRIBUTE_UNUSED = …;

void WriteToStream(absl::string_view data, std::ostream* os) { … }
void WriteToStreamRef(absl::string_view data, std::ostream& os) { … }

TEST(LogStreamerTest, LogInfoStreamer) { … }

TEST(LogStreamerTest, LogWarningStreamer) { … }

TEST(LogStreamerTest, LogErrorStreamer) { … }

#if GTEST_HAS_DEATH_TEST
TEST(LogStreamerDeathTest, LogFatalStreamer) { … }
#endif

#ifdef NDEBUG
TEST(LogStreamerTest, LogDebugFatalStreamer) {
  absl::ScopedMockLog test_sink(absl::MockLogDefault::kDisallowUnexpected);

  EXPECT_CALL(
      test_sink,
      Send(AllOf(
          SourceFilename(Eq("path/file.cc")), SourceLine(Eq(1234)),
          Prefix(IsTrue()), LogSeverity(Eq(absl::LogSeverity::kError)),
          Timestamp(InMatchWindow()),
          ThreadID(Eq(absl::base_internal::GetTID())),
          TextMessage(Eq("WriteToStream: foo")),
          ENCODED_MESSAGE(MatchesEvent(
              Eq("path/file.cc"), Eq(1234), InMatchWindow(),
              Eq(logging::proto::ERROR), Eq(absl::base_internal::GetTID()),
              ElementsAre(EqualsProto(R"pb(str: "WriteToStream: foo")pb")))),
          Stacktrace(IsEmpty()))));

  test_sink.StartCapturingLogs();
  WriteToStream("foo",
                &absl::LogDebugFatalStreamer("path/file.cc", 1234).stream());
}
#elif GTEST_HAS_DEATH_TEST
TEST(LogStreamerDeathTest, LogDebugFatalStreamer) { … }
#endif

TEST(LogStreamerTest, LogStreamer) { … }

#if GTEST_HAS_DEATH_TEST
TEST(LogStreamerDeathTest, LogStreamer) { … }
#endif

TEST(LogStreamerTest, PassedByReference) { … }

TEST(LogStreamerTest, StoredAsLocal) { … }

#if GTEST_HAS_DEATH_TEST
TEST(LogStreamerDeathTest, StoredAsLocal) { … }
#endif

TEST(LogStreamerTest, LogsEmptyLine) { … }

#if GTEST_HAS_DEATH_TEST
TEST(LogStreamerDeathTest, LogsEmptyLine) { … }
#endif

TEST(LogStreamerTest, MoveConstruction) { … }

TEST(LogStreamerTest, MoveAssignment) { … }

TEST(LogStreamerTest, CorrectDefaultFlags) { … }

}  // namespace