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// Copyright 2019 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/chromeos/drivefs/drivefs_native_message_host.h"
#include <memory>
#include "base/run_loop.h"
#include "base/test/gmock_callback_support.h"
#include "base/test/scoped_feature_list.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/test/browser_task_environment.h"
#include "extensions/browser/api/messaging/native_message_host.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace drive {
namespace {
using base::test::RunOnceClosure;
using testing::_;
using testing::InvokeWithoutArgs;
class MockClient : public extensions::NativeMessageHost::Client {
public:
MockClient() = default;
MockClient(const MockClient&) = delete;
MockClient& operator=(const MockClient&) = delete;
MOCK_METHOD(void,
PostMessageFromNativeHost,
(const std::string& message),
(override));
MOCK_METHOD(void,
CloseChannel,
(const std::string& error_message),
(override));
};
class DriveFsNativeMessageHostTest
: public testing::Test,
public drivefs::mojom::NativeMessagingHost {
public:
DriveFsNativeMessageHostTest() = default;
DriveFsNativeMessageHostTest(const DriveFsNativeMessageHostTest&) = delete;
DriveFsNativeMessageHostTest& operator=(const DriveFsNativeMessageHostTest&) =
delete;
void CreateNativeHostSession(
drivefs::mojom::ExtensionConnectionParamsPtr params,
mojo::PendingReceiver<drivefs::mojom::NativeMessagingHost> session,
mojo::PendingRemote<drivefs::mojom::NativeMessagingPort> port) {
params_ = std::move(params);
extension_port_.Bind(std::move(port));
receiver_.Bind(std::move(session));
}
MOCK_METHOD(void,
HandleMessageFromExtension,
(const std::string& message),
(override));
content::BrowserTaskEnvironment task_environment_;
TestingProfile profile_;
drivefs::mojom::ExtensionConnectionParamsPtr params_;
mojo::Receiver<drivefs::mojom::NativeMessagingHost> receiver_{this};
mojo::Remote<drivefs::mojom::NativeMessagingPort> extension_port_;
private:
base::test::ScopedFeatureList scoped_feature_list_;
};
TEST_F(DriveFsNativeMessageHostTest, DriveFsInitiatedMessaging) {
base::RunLoop run_loop;
std::unique_ptr<extensions::NativeMessageHost> host =
CreateDriveFsInitiatedNativeMessageHostInternal(
&profile_, extension_port_.BindNewPipeAndPassReceiver(),
receiver_.BindNewPipeAndPassRemote());
MockClient client;
EXPECT_CALL(client, PostMessageFromNativeHost("foo"))
.WillOnce(InvokeWithoutArgs([&host]() { host->OnMessage("bar"); }));
EXPECT_CALL(*this, HandleMessageFromExtension("bar"))
.WillOnce(InvokeWithoutArgs(
[this]() { extension_port_->PostMessageToExtension("baz"); }));
EXPECT_CALL(client, PostMessageFromNativeHost("baz"))
.WillOnce(RunOnceClosure(run_loop.QuitClosure()));
host->Start(&client);
extension_port_->PostMessageToExtension("foo");
run_loop.Run();
}
TEST_F(DriveFsNativeMessageHostTest, ExtensionInitiatedMessaging) {
base::RunLoop run_loop;
std::unique_ptr<extensions::NativeMessageHost> host =
CreateDriveFsNativeMessageHost(
base::BindOnce(&DriveFsNativeMessageHostTest::CreateNativeHostSession,
base::Unretained(this)));
MockClient client;
host->Start(&client);
EXPECT_CALL(*this, HandleMessageFromExtension("foo"))
.WillOnce(InvokeWithoutArgs(
[this]() { extension_port_->PostMessageToExtension("bar"); }));
EXPECT_CALL(client, PostMessageFromNativeHost("bar"))
.WillOnce(RunOnceClosure(run_loop.QuitClosure()));
host->OnMessage("foo");
run_loop.Run();
}
TEST_F(DriveFsNativeMessageHostTest, NativeHostSendsMessageBeforeStart) {
std::unique_ptr<extensions::NativeMessageHost> host =
CreateDriveFsInitiatedNativeMessageHostInternal(
&profile_, extension_port_.BindNewPipeAndPassReceiver(),
receiver_.BindNewPipeAndPassRemote());
MockClient client;
EXPECT_CALL(client, PostMessageFromNativeHost(_)).Times(0);
extension_port_->PostMessageToExtension("foo");
base::RunLoop().RunUntilIdle();
{
base::RunLoop run_loop;
EXPECT_CALL(client, PostMessageFromNativeHost("foo"))
.WillOnce(InvokeWithoutArgs([&host]() { host->OnMessage("bar"); }));
EXPECT_CALL(*this, HandleMessageFromExtension("bar"))
.WillOnce(RunOnceClosure(run_loop.QuitClosure()));
host->Start(&client);
run_loop.Run();
}
}
TEST_F(DriveFsNativeMessageHostTest, Error) {
base::RunLoop run_loop;
std::unique_ptr<extensions::NativeMessageHost> host =
CreateDriveFsInitiatedNativeMessageHostInternal(
&profile_, extension_port_.BindNewPipeAndPassReceiver(),
receiver_.BindNewPipeAndPassRemote());
MockClient client;
EXPECT_CALL(*this, HandleMessageFromExtension).Times(0);
EXPECT_CALL(client, PostMessageFromNativeHost).Times(0);
EXPECT_CALL(client, CloseChannel("FILE_ERROR_FAILED: foo"));
receiver_.set_disconnect_handler(run_loop.QuitClosure());
host->Start(&client);
extension_port_.ResetWithReason(1u, "foo");
run_loop.Run();
host->OnMessage("bar");
base::RunLoop().RunUntilIdle();
}
} // namespace
} // namespace drive
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