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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <string>
#include <utility>
#include "base/test/task_environment.h"
#include "extensions/common/extension_id.h"
#include "extensions/common/mojom/event_dispatcher.mojom.h"
#include "extensions/common/mojom/frame.mojom.h"
#include "extensions/common/mojom/service_worker_host.mojom.h"
#include "mojo/public/cpp/bindings/associated_receiver.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace extensions {
namespace {
// Test implementation of mojom::EventDispatcher interface.
class TestEventDispatcherImpl : public mojom::EventDispatcher {
public:
TestEventDispatcherImpl() = default;
TestEventDispatcherImpl(const TestEventDispatcherImpl&) = delete;
TestEventDispatcherImpl& operator=(const TestEventDispatcherImpl&) = delete;
// mojom::EventDispatcher overrides:
void DispatchEvent(mojom::DispatchEventParamsPtr params,
base::Value::List event_args,
DispatchEventCallback callback) override {}
mojo::AssociatedReceiver<mojom::EventDispatcher>& receiver() {
return receiver_;
}
private:
mojo::AssociatedReceiver<mojom::EventDispatcher> receiver_{this};
};
// Test implementation of mojom::ServiceWorkerHost interface.
class TestServiceWorkerHostImpl : public mojom::ServiceWorkerHost {
public:
explicit TestServiceWorkerHostImpl(
mojo::PendingReceiver<mojom::ServiceWorkerHost> receiver)
: receiver_(this, std::move(receiver)) {}
TestServiceWorkerHostImpl(const TestServiceWorkerHostImpl&) = delete;
TestServiceWorkerHostImpl& operator=(const TestServiceWorkerHostImpl&) =
delete;
// mojom::ServiceWorkerHost:
void DidInitializeServiceWorkerContext(
const ExtensionId& extension_id,
int64_t service_worker_version_id,
int worker_thread_id,
const blink::ServiceWorkerToken& service_worker_token,
mojo::PendingAssociatedRemote<mojom::EventDispatcher> event_dispatcher)
override {}
void DidStartServiceWorkerContext(
const ExtensionId& extension_id,
const base::UnguessableToken& activation_token,
const GURL& service_worker_scope,
int64_t service_worker_version_id,
int worker_thread_id) override {}
void DidStopServiceWorkerContext(
const ExtensionId& extension_id,
const base::UnguessableToken& activation_token,
const GURL& service_worker_scope,
int64_t service_worker_version_id,
int worker_thread_id) override {}
void RequestWorker(mojom::RequestParamsPtr params,
RequestWorkerCallback callback) override {}
void WorkerResponseAck(const base::Uuid& request_uuid) override {}
void OpenChannelToExtension(
mojom::ExternalConnectionInfoPtr info,
mojom::ChannelType channel_type,
const std::string& channel_name,
const PortId& port_id,
mojo::PendingAssociatedRemote<mojom::MessagePort> port,
mojo::PendingAssociatedReceiver<mojom::MessagePortHost> port_host)
override {}
void OpenChannelToNativeApp(
const std::string& native_app_name,
const PortId& port_id,
mojo::PendingAssociatedRemote<mojom::MessagePort> port,
mojo::PendingAssociatedReceiver<mojom::MessagePortHost> port_host)
override {}
void OpenChannelToTab(int32_t tab_id,
int32_t frame_id,
const std::optional<std::string>& document_id,
mojom::ChannelType channel_type,
const std::string& channel_name,
const PortId& port_id,
mojo::PendingAssociatedRemote<mojom::MessagePort> port,
mojo::PendingAssociatedReceiver<mojom::MessagePortHost>
port_host) override {}
private:
mojo::Receiver<mojom::ServiceWorkerHost> receiver_;
};
class ServiceWorkerHostMojomExtensionIdTest : public testing::Test {
public:
ServiceWorkerHostMojomExtensionIdTest() {
service_worker_host_impl_ = std::make_unique<TestServiceWorkerHostImpl>(
service_worker_host_remote_.BindNewPipeAndPassReceiver());
event_dispatcher_impl_ = std::make_unique<TestEventDispatcherImpl>();
}
void DidInitializeServiceWorkerContext(
const ExtensionId& extension_id,
int64_t service_worker_version_id,
int worker_thread_id,
const blink::ServiceWorkerToken& service_worker_token,
mojo::PendingAssociatedRemote<mojom::EventDispatcher> event_dispatcher) {
service_worker_host_remote_->DidInitializeServiceWorkerContext(
extension_id, service_worker_version_id, worker_thread_id,
service_worker_token, std::move(event_dispatcher));
service_worker_host_remote_.FlushForTesting();
}
void DidStartServiceWorkerContext(
const ExtensionId& extension_id,
const base::UnguessableToken& activation_token,
const GURL& service_worker_scope,
int64_t service_worker_version_id,
int worker_thread_id) {
service_worker_host_remote_->DidStartServiceWorkerContext(
extension_id, activation_token, service_worker_scope,
service_worker_version_id, worker_thread_id);
service_worker_host_remote_.FlushForTesting();
}
void DidStopServiceWorkerContext(
const ExtensionId& extension_id,
const base::UnguessableToken& activation_token,
const GURL& service_worker_scope,
int64_t service_worker_version_id,
int worker_thread_id) {
service_worker_host_remote_->DidStopServiceWorkerContext(
extension_id, activation_token, service_worker_scope,
service_worker_version_id, worker_thread_id);
service_worker_host_remote_.FlushForTesting();
}
// TODO(crbug.com/404568026): Once RequestParams is converted (in
// crbug.com/404555668), then test RequestWorker() as well.
bool PipeConnected() { return service_worker_host_remote_.is_connected(); }
void RebindServiceWorkerHost() {
service_worker_host_impl_.reset();
service_worker_host_remote_.reset();
service_worker_host_impl_ = std::make_unique<TestServiceWorkerHostImpl>(
service_worker_host_remote_.BindNewPipeAndPassReceiver());
}
TestEventDispatcherImpl* test_event_dispatcher_impl() {
return event_dispatcher_impl_.get();
}
private:
base::test::SingleThreadTaskEnvironment task_environment;
mojo::Remote<mojom::ServiceWorkerHost> service_worker_host_remote_;
std::unique_ptr<TestServiceWorkerHostImpl> service_worker_host_impl_;
std::unique_ptr<TestEventDispatcherImpl> event_dispatcher_impl_;
};
// Tests that sending valid extension IDs to mojom::ServiceWorkerHost
// implementations pass message validation and keep the mojom pipe connected.
TEST_F(ServiceWorkerHostMojomExtensionIdTest, ValidExtensionId) {
// Create a valid ExtensionId.
ExtensionId valid_extension_id(32, 'a');
DidInitializeServiceWorkerContext(
valid_extension_id, /*service_worker_version_id=*/0,
/*worker_thread_id=*/0,
/*service_worker_token=*/blink::ServiceWorkerToken(),
test_event_dispatcher_impl()->receiver().BindNewEndpointAndPassRemote());
EXPECT_TRUE(PipeConnected());
ASSERT_TRUE(PipeConnected());
DidStartServiceWorkerContext(
valid_extension_id,
/*activation_token=*/base::UnguessableToken::Create(),
/*service_worker_scope=*/GURL("test_scope"),
/*service_worker_version_id=*/0,
/*worker_thread_id=*/0);
EXPECT_TRUE(PipeConnected());
ASSERT_TRUE(PipeConnected());
DidStopServiceWorkerContext(
valid_extension_id,
/*activation_token=*/base::UnguessableToken::Create(),
/*service_worker_scope=*/GURL("test_scope"),
/*service_worker_version_id=*/0,
/*worker_thread_id=*/0);
EXPECT_TRUE(PipeConnected());
}
// Tests that sending invalid extension IDs to mojom::ServiceWorkerHost
// implementations fail message validation and disconnect the mojom pipe.
TEST_F(ServiceWorkerHostMojomExtensionIdTest, InvalidExtensionId) {
// Create an invalid ExtensionId.
ExtensionId invalid_extension_id = "invalid_id";
DidInitializeServiceWorkerContext(
invalid_extension_id, /*service_worker_version_id=*/0,
/*worker_thread_id=*/0,
/*service_worker_token=*/blink::ServiceWorkerToken(),
test_event_dispatcher_impl()->receiver().BindNewEndpointAndPassRemote());
EXPECT_FALSE(PipeConnected());
RebindServiceWorkerHost();
ASSERT_TRUE(PipeConnected());
DidStartServiceWorkerContext(
invalid_extension_id,
/*activation_token=*/base::UnguessableToken::Create(),
/*service_worker_scope=*/GURL("test_scope"),
/*service_worker_version_id=*/0,
/*worker_thread_id=*/0);
EXPECT_FALSE(PipeConnected());
RebindServiceWorkerHost();
ASSERT_TRUE(PipeConnected());
DidStopServiceWorkerContext(
invalid_extension_id,
/*activation_token=*/base::UnguessableToken::Create(),
/*service_worker_scope=*/GURL("test_scope"),
/*service_worker_version_id=*/0,
/*worker_thread_id=*/0);
EXPECT_FALSE(PipeConnected());
}
} // namespace
} // namespace extensions
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