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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/strings/stringprintf.h"
#include "base/test/values_test_util.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_service_test_with_install.h"
#include "chrome/browser/profiles/profile.h"
#include "components/value_store/value_store_factory_impl.h"
#include "extensions/browser/api/storage/storage_api.h"
#include "extensions/browser/api/storage/storage_frontend.h"
#include "extensions/browser/api_test_utils.h"
#include "extensions/browser/event_router.h"
#include "extensions/browser/event_router_factory.h"
#include "extensions/browser/test_extension_registry_observer.h"
#include "extensions/buildflags/buildflags.h"
#include "extensions/common/mojom/context_type.mojom.h"
#include "extensions/test/test_extension_dir.h"
static_assert(BUILDFLAG(ENABLE_EXTENSIONS_CORE));
namespace extensions {
namespace {
std::unique_ptr<KeyedService> CreateStorageFrontendForTesting(
content::BrowserContext* context) {
auto factory = base::MakeRefCounted<value_store::ValueStoreFactoryImpl>(
context->GetPath());
return StorageFrontend::CreateForTesting(factory, context);
}
std::unique_ptr<KeyedService> BuildEventRouter(
content::BrowserContext* profile) {
return std::make_unique<extensions::EventRouter>(
profile, ExtensionPrefs::Get(profile));
}
} // namespace
class SessionStorageApiUnittest : public ExtensionServiceTestWithInstall {
public:
SessionStorageApiUnittest() = default;
~SessionStorageApiUnittest() override = default;
SessionStorageApiUnittest(const SessionStorageApiUnittest& other) = delete;
SessionStorageApiUnittest& operator=(SessionStorageApiUnittest& other) =
delete;
protected:
// A wrapper around api_test_utils::RunFunction that runs the given function
// and args with the associated profile for the session storage.
void RunFunction(scoped_refptr<ExtensionFunction> function,
const std::string& args,
scoped_refptr<const Extension> extension);
// Returns the session storage of the given extension with the associated
// profile.
std::optional<base::Value> GetStorage(
scoped_refptr<const Extension> extension);
// ExtensionServiceTestBase:
void SetUp() override;
void TearDown() override;
private:
void SetFunctionProperties(scoped_refptr<ExtensionFunction> function,
scoped_refptr<const Extension> extension);
};
void SessionStorageApiUnittest::RunFunction(
scoped_refptr<ExtensionFunction> function,
const std::string& args,
scoped_refptr<const Extension> extension) {
SetFunctionProperties(function, extension);
ASSERT_TRUE(api_test_utils::RunFunction(
function.get(), base::StringPrintf("[\"session\", %s]", args.c_str()),
profile()));
}
std::optional<base::Value> SessionStorageApiUnittest::GetStorage(
scoped_refptr<const Extension> extension) {
scoped_refptr<ExtensionFunction> function =
base::MakeRefCounted<StorageStorageAreaGetFunction>();
SetFunctionProperties(function, extension);
return api_test_utils::RunFunctionAndReturnSingleResult(
function.get(), R"(["session", null])", profile());
}
void SessionStorageApiUnittest::SetUp() {
ExtensionServiceTestWithInstall::SetUp();
InitializeEmptyExtensionService();
EventRouterFactory::GetInstance()->SetTestingFactory(
browser_context(), base::BindRepeating(&BuildEventRouter));
// Ensure a StorageFrontend can be created on demand. The StorageFrontend
// will be owned by the KeyedService system.
StorageFrontend::GetFactoryInstance()->SetTestingFactory(
browser_context(), base::BindRepeating(&CreateStorageFrontendForTesting));
}
void SessionStorageApiUnittest::TearDown() {
ExtensionServiceTestWithInstall::TearDown();
}
void SessionStorageApiUnittest::SetFunctionProperties(
scoped_refptr<ExtensionFunction> function,
scoped_refptr<const Extension> extension) {
function->set_extension(extension);
function->set_source_context_type(mojom::ContextType::kPrivilegedExtension);
}
TEST_F(SessionStorageApiUnittest,
SessionStorageClearedWhenExtensionIsReloaded) {
TestExtensionDir test_dir;
test_dir.WriteManifest(R"({
"name": "Sample extension",
"manifest_version": 3,
"version": "0.1",
"permissions": ["storage"]
})");
const Extension* extension = InstallCRX(test_dir.Pack(), INSTALL_NEW);
ExtensionId extension_id = extension->id();
// Set a value in the session storage and check it can be retrieved.
RunFunction(base::MakeRefCounted<StorageStorageAreaSetFunction>().get(),
R"({"foo": "bar"})", extension);
EXPECT_THAT(*GetStorage(extension), base::test::IsJson(R"({"foo": "bar"})"));
// Reload the extension and check the session storage is cleared.
TestExtensionRegistryObserver registry_observer(registry(), extension_id);
registrar()->ReloadExtension(extension_id);
scoped_refptr<const Extension> reloaded_extension =
registry_observer.WaitForExtensionLoaded();
EXPECT_THAT(*GetStorage(reloaded_extension), base::test::IsJson(R"({})"));
}
} // namespace extensions
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