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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/fuchsia/fuchsia_logging.h"
#include <fidl/base.testfidl/cpp/fidl.h>
#include <fidl/fuchsia.logger/cpp/fidl.h>
#include <lib/async/default.h>
#include <lib/fidl/cpp/binding.h>
#include <lib/sys/cpp/component_context.h>
#include <string_view>
#include "base/fuchsia/fuchsia_component_connect.h"
#include "base/fuchsia/scoped_fx_logger.h"
#include "base/fuchsia/test_component_context_for_process.h"
#include "base/fuchsia/test_log_listener_safe.h"
#include "base/logging.h"
#include "base/test/scoped_logging_settings.h"
#include "base/test/task_environment.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace {
class MockLogSource {
public:
MOCK_METHOD0(Log, const char*());
};
} // namespace
// Verifies that calling the log macro goes to the Fuchsia system logs, by
// default.
TEST(FuchsiaLoggingTest, SystemLogging) {
constexpr char kLogMessage[] = "This is FuchsiaLoggingTest.SystemLogging!";
test::SingleThreadTaskEnvironment task_environment_{
test::SingleThreadTaskEnvironment::MainThreadType::IO};
SimpleTestLogListener listener;
ListenFilteredByCurrentProcessId(listener);
// Ensure that logging is directed to the system debug log.
logging::ScopedLoggingSettings scoped_logging_settings;
CHECK(logging::InitLogging({.logging_dest = logging::LOG_DEFAULT}));
// Emit the test log message, and spin the loop until it is reported to the
// test listener.
LOG(ERROR) << kLogMessage;
std::optional<fuchsia_logger::LogMessage> logged_message =
listener.RunUntilMessageReceived(kLogMessage);
ASSERT_TRUE(logged_message.has_value());
EXPECT_EQ(logged_message->severity(),
static_cast<int32_t>(fuchsia_logger::LogLevelFilter::kError));
ASSERT_EQ(logged_message->tags().size(), 1u);
EXPECT_EQ(logged_message->tags()[0], "base_unittests__exec");
}
// Verifies that configuring a system logger with multiple tags works.
TEST(FuchsiaLoggingTest, SystemLoggingMultipleTags) {
constexpr char kLogMessage[] =
"This is FuchsiaLoggingTest.SystemLoggingMultipleTags!";
const std::vector<std::string_view> kTags = {"tag1", "tag2"};
test::SingleThreadTaskEnvironment task_environment_{
test::SingleThreadTaskEnvironment::MainThreadType::IO};
SimpleTestLogListener listener;
ListenFilteredByCurrentProcessId(listener);
// Connect the test LogListenerSafe to the Log.
auto log_sink_client_end =
fuchsia_component::Connect<fuchsia_logger::LogSink>();
EXPECT_TRUE(log_sink_client_end.is_ok())
<< FidlConnectionErrorMessage(log_sink_client_end);
// Create a logger with multiple tags and emit a message to it.
ScopedFxLogger logger = ScopedFxLogger::CreateFromLogSink(
std::move(log_sink_client_end.value()), kTags);
logger.LogMessage("", 0, kLogMessage, logging::LOGGING_ERROR);
std::optional<fuchsia_logger::LogMessage> logged_message =
listener.RunUntilMessageReceived(kLogMessage);
ASSERT_TRUE(logged_message.has_value());
auto tags = std::vector<std::string_view>(logged_message->tags().begin(),
logged_message->tags().end());
EXPECT_EQ(tags, kTags);
}
// Verifies the Fuchsia-specific ZX_*() logging macros.
TEST(FuchsiaLoggingTest, FuchsiaLogging) {
MockLogSource mock_log_source;
EXPECT_CALL(mock_log_source, Log())
.Times(DCHECK_IS_ON() ? 2 : 1)
.WillRepeatedly(testing::Return("log message"));
logging::ScopedLoggingSettings scoped_logging_settings;
logging::SetMinLogLevel(logging::LOGGING_INFO);
EXPECT_TRUE(LOG_IS_ON(INFO));
EXPECT_EQ(DCHECK_IS_ON(), DLOG_IS_ON(INFO));
ZX_LOG(INFO, ZX_ERR_INTERNAL) << mock_log_source.Log();
ZX_DLOG(INFO, ZX_ERR_INTERNAL) << mock_log_source.Log();
ZX_CHECK(true, ZX_ERR_INTERNAL);
ZX_DCHECK(true, ZX_ERR_INTERNAL);
}
TEST(FuchsiaLoggingTest, ConnectionErrorMessage) {
zx::result<fidl::ClientEnd<base_testfidl::TestInterface>> result =
zx::error_result{ZX_ERR_PEER_CLOSED};
EXPECT_EQ(
"Failed to connect to base.testfidl.TestInterface: "
"ZX_ERR_PEER_CLOSED",
base::FidlConnectionErrorMessage(result));
}
TEST(FuchsiaLoggingTest, FidlMethodErrorMessage_TwoWay) {
fidl::Result<base_testfidl::TestInterface::Add> result =
fit::error(fidl::Status::Unbound());
EXPECT_EQ(
"Error calling Add: FIDL operation failed due to user initiated unbind, "
"status: ZX_ERR_CANCELED (-23), detail: unbound endpoint",
base::FidlMethodResultErrorMessage(result, "Add"));
}
TEST(FuchsiaLoggingTest, FidlMethodErrorMessage_OneWay) {
fit::result<fidl::OneWayError> result = fit::error(fidl::Status::Unbound());
EXPECT_EQ(
"Error calling Add: FIDL operation failed due to user initiated unbind, "
"status: ZX_ERR_CANCELED (-23), detail: unbound endpoint",
base::FidlMethodResultErrorMessage(result, "Add"));
}
TEST(FuchsiaLoggingTest, FidlBindingClosureWarningLogger) {
test::SingleThreadTaskEnvironment task_environment{
test::SingleThreadTaskEnvironment::MainThreadType::IO};
SimpleTestLogListener listener;
// Ensure that logging is directed to the system debug log.
logging::ScopedLoggingSettings scoped_logging_settings;
TestComponentContextForProcess test_context;
test_context.AddService(fidl::DiscoverableProtocolName<fuchsia_logger::Log>);
ListenFilteredByCurrentProcessId(listener);
// Initialize logging in the `scoped_logging_settings_`.
CHECK(logging::InitLogging({.logging_dest = logging::LOG_DEFAULT}));
base::FidlBindingClosureWarningLogger<base_testfidl::TestInterface>()(
fidl::UnbindInfo::PeerClosed(ZX_ERR_PEER_CLOSED));
std::optional<fuchsia_logger::LogMessage> logged_message =
listener.RunUntilMessageReceived(
"base.testfidl.TestInterface unbound: ZX_ERR_PEER_CLOSED (-24)");
ASSERT_TRUE(logged_message.has_value());
EXPECT_EQ(logged_message->severity(),
static_cast<int32_t>(fuchsia_logger::LogLevelFilter::kWarn));
}
} // namespace base
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