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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/chromebox_for_meetings/diagnostics/diagnostics_service.h"
#include <memory>
#include <optional>
#include <utility>
#include <vector>
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/strings/string_number_conversions.h"
#include "base/test/bind.h"
#include "base/test/mock_callback.h"
#include "base/test/task_environment.h"
#include "chromeos/ash/components/dbus/chromebox_for_meetings/fake_cfm_hotline_client.h"
#include "chromeos/ash/components/mojo_service_manager/fake_mojo_service_manager.h"
#include "chromeos/ash/services/cros_healthd/public/cpp/fake_cros_healthd.h"
#include "chromeos/ash/services/cros_healthd/public/cpp/service_connection.h"
#include "chromeos/services/chromebox_for_meetings/public/cpp/fake_service_connection.h"
#include "chromeos/services/chromebox_for_meetings/public/cpp/fake_service_context.h"
#include "chromeos/services/chromebox_for_meetings/public/cpp/service_connection.h"
#include "chromeos/services/chromebox_for_meetings/public/mojom/cfm_service_manager.mojom.h"
#include "chromeos/services/chromebox_for_meetings/public/mojom/meet_devices_diagnostics.mojom.h"
#include "content/public/test/test_utils.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/receiver_set.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "testing/gmock/include/gmock/gmock.h"
namespace ash::cfm {
namespace {
namespace mojom = ::chromeos::cfm::mojom;
class CfmDiagnosticsServiceTest : public ::testing::Test {
public:
CfmDiagnosticsServiceTest() = default;
CfmDiagnosticsServiceTest(const CfmDiagnosticsServiceTest&) = delete;
CfmDiagnosticsServiceTest& operator=(const CfmDiagnosticsServiceTest&) =
delete;
void SetUp() override {
cros_healthd::FakeCrosHealthd::Initialize();
CfmHotlineClient::InitializeFake();
chromeos::cfm::ServiceConnection::UseFakeServiceConnectionForTesting(
&fake_service_connection_);
DiagnosticsService::Initialize();
}
void TearDown() override {
DiagnosticsService::Shutdown();
CfmHotlineClient::Shutdown();
cros_healthd::FakeCrosHealthd::Shutdown();
}
FakeCfmHotlineClient* GetClient() {
return static_cast<FakeCfmHotlineClient*>(CfmHotlineClient::Get());
}
// Returns a mojo::Remote for the mojom::MeetDevicesDiagnostics by faking the
// way the cfm mojom binder daemon would request it through chrome.
const mojo::Remote<mojom::MeetDevicesDiagnostics>& GetDiagnosticsRemote() {
if (diagnostics_remote_.is_bound()) {
return diagnostics_remote_;
}
// if there is no valid remote create one
auto* interface_name = mojom::MeetDevicesDiagnostics::Name_;
base::RunLoop run_loop;
// Fake out CfmServiceContext
fake_service_connection_.SetCallback(base::BindLambdaForTesting(
[&](mojo::PendingReceiver<mojom::CfmServiceContext> pending_receiver,
bool success) {
ASSERT_TRUE(success);
context_receiver_set_.Add(&context_, std::move(pending_receiver));
}));
context_.SetFakeProvideAdaptorCallback(base::BindLambdaForTesting(
[&](const std::string& service_id,
mojo::PendingRemote<mojom::CfmServiceAdaptor>
pending_adaptor_remote,
mojom::CfmServiceContext::ProvideAdaptorCallback callback) {
ASSERT_EQ(interface_name, service_id);
adaptor_remote_.Bind(std::move(pending_adaptor_remote));
std::move(callback).Run(true);
}));
EXPECT_TRUE(GetClient()->FakeEmitSignal(interface_name));
run_loop.RunUntilIdle();
EXPECT_TRUE(adaptor_remote_.is_connected());
adaptor_remote_->OnBindService(
diagnostics_remote_.BindNewPipeAndPassReceiver().PassPipe());
EXPECT_TRUE(diagnostics_remote_.is_connected());
return diagnostics_remote_;
}
protected:
chromeos::cfm::FakeCfmServiceContext context_;
mojo::Remote<mojom::MeetDevicesDiagnostics> diagnostics_remote_;
mojo::ReceiverSet<mojom::CfmServiceContext> context_receiver_set_;
mojo::Remote<mojom::CfmServiceAdaptor> adaptor_remote_;
chromeos::cfm::FakeServiceConnectionImpl fake_service_connection_;
base::test::SingleThreadTaskEnvironment task_environment_;
::ash::mojo_service_manager::FakeMojoServiceManager fake_service_manager_;
};
// This test ensures that the DiagnosticsInfoService is discoverable by its
// mojom name by sending a signal received by CfmHotlineClient.
TEST_F(CfmDiagnosticsServiceTest, InfoServiceAvailable) {
ASSERT_TRUE(
GetClient()->FakeEmitSignal(mojom::MeetDevicesDiagnostics::Name_));
}
// This test ensures that the CfmDeviceInfoService correctly registers itself
// for discovery by the cfm mojom binder daemon and correctly returns a
// working mojom remote.
TEST_F(CfmDiagnosticsServiceTest, GetDiagnosticsRemote) {
ASSERT_TRUE(GetDiagnosticsRemote().is_connected());
}
TEST_F(CfmDiagnosticsServiceTest, GetDeviceInfoService) {
const auto& details_remote = GetDiagnosticsRemote();
ASSERT_TRUE(details_remote.is_connected());
}
// This test ensure that the diagnostics service can retrieve telemetry
// information from cros_healthd.
TEST_F(CfmDiagnosticsServiceTest, GetCrosHealthdTelemetry) {
auto response = cros_healthd::mojom::TelemetryInfo::New();
cros_healthd::FakeCrosHealthd::Get()->SetProbeTelemetryInfoResponseForTesting(
response);
base::RunLoop run_loop;
DiagnosticsService::Get()->GetCrosHealthdTelemetry(base::BindLambdaForTesting(
[&](cros_healthd::mojom::TelemetryInfoPtr info) {
EXPECT_EQ(info, response);
run_loop.Quit();
}));
run_loop.Run();
}
// This test ensure that the diagnostics service can retrieve process-specific
// information from cros_healthd.
TEST_F(CfmDiagnosticsServiceTest, GetCrosHealthdProcessInfo) {
auto response = cros_healthd::mojom::ProcessResult::NewProcessInfo(
cros_healthd::mojom::ProcessInfo::New());
cros_healthd::FakeCrosHealthd::Get()->SetProbeProcessInfoResponseForTesting(
response);
base::RunLoop run_loop;
DiagnosticsService::Get()->GetCrosHealthdProcessInfo(
/*pid=*/10, base::BindLambdaForTesting(
[&](cros_healthd::mojom::ProcessResultPtr info) {
EXPECT_EQ(info, response);
run_loop.Quit();
}));
run_loop.Run();
}
} // namespace
} // namespace ash::cfm
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