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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/storage/storage_controller.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/task/thread_pool.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/common/tokens/tokens.h"
#include "third_party/blink/public/platform/scheduler/test/renderer_scheduler_test_support.h"
#include "third_party/blink/renderer/core/frame/frame_test_helpers.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/modules/storage/storage_namespace.h"
#include "third_party/blink/renderer/modules/storage/testing/fake_area_source.h"
#include "third_party/blink/renderer/modules/storage/testing/mock_storage_area.h"
#include "third_party/blink/renderer/platform/scheduler/public/post_cross_thread_task.h"
#include "third_party/blink/renderer/platform/storage/blink_storage_key.h"
#include "third_party/blink/renderer/platform/testing/scoped_mocked_url.h"
#include "third_party/blink/renderer/platform/testing/task_environment.h"
#include "third_party/blink/renderer/platform/testing/unit_test_helpers.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_copier_mojo.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_copier_std.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_functional.h"
#include "third_party/blink/renderer/platform/wtf/uuid.h"
namespace blink {
namespace {
const size_t kTestCacheLimit = 100;
class MockDomStorage : public mojom::blink::DomStorage {
public:
// mojom::blink::DomStorage implementation:
void OpenLocalStorage(
const blink::BlinkStorageKey& storage_key,
const blink::LocalFrameToken& local_frame_token,
mojo::PendingReceiver<mojom::blink::StorageArea> receiver) override {}
void BindSessionStorageNamespace(
const String& namespace_id,
mojo::PendingReceiver<mojom::blink::SessionStorageNamespace> receiver)
override {}
void BindSessionStorageArea(
const blink::BlinkStorageKey& storage_key,
const blink::LocalFrameToken& local_frame_token,
const String& namespace_id,
mojo::PendingReceiver<mojom::blink::StorageArea> receiver) override {
session_storage_opens++;
}
void GetSessionStorageUsage(int32_t* out) const {
*out = session_storage_opens;
}
int32_t session_storage_opens = 0;
};
} // namespace
TEST(StorageControllerTest, CacheLimit) {
const String kKey("key");
const String kValue("value");
const std::string kRootString = "http://dom_storage/page";
const KURL kRootUrl = KURL(kRootString.c_str());
const std::string kPageString = "http://dom_storage1/";
const KURL kPageUrl = KURL(kPageString.c_str());
const std::string kPageString2 = "http://dom_storage2/";
const KURL kPageUrl2 = KURL(kPageString2.c_str());
const std::string kPageString3 = "http://dom_storage3/";
const KURL kPageUrl3 = KURL(kPageString3.c_str());
test::TaskEnvironment task_environment;
test::ScopedMockedURLLoad scoped_mocked_url_load_root(
kRootUrl, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper_root;
LocalDOMWindow* local_dom_window_root =
To<LocalDOMWindow>(web_view_helper_root.InitializeAndLoad(kRootString)
->GetPage()
->MainFrame()
->DomWindow());
Persistent<FakeAreaSource> source_area =
MakeGarbageCollected<FakeAreaSource>(kRootUrl, local_dom_window_root);
StorageController::DomStorageConnection connection;
PostCrossThreadTask(
*base::ThreadPool::CreateSequencedTaskRunner({}), FROM_HERE,
CrossThreadBindOnce(
[](mojo::PendingReceiver<mojom::blink::DomStorage> receiver) {
mojo::MakeSelfOwnedReceiver(std::make_unique<MockDomStorage>(),
std::move(receiver));
},
connection.dom_storage_remote.BindNewPipeAndPassReceiver()));
StorageController controller(std::move(connection), kTestCacheLimit);
test::ScopedMockedURLLoad scoped_mocked_url_load(
kPageUrl, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper;
LocalDOMWindow* local_dom_window =
To<LocalDOMWindow>(web_view_helper.InitializeAndLoad(kPageString)
->GetPage()
->MainFrame()
->DomWindow());
auto cached_area1 = controller.GetLocalStorageArea(local_dom_window);
cached_area1->RegisterSource(source_area);
cached_area1->SetItem(kKey, kValue, source_area);
const auto* area1_ptr = cached_area1.get();
size_t expected_total = (kKey.length() + kValue.length()) * 2;
EXPECT_EQ(expected_total, cached_area1->quota_used());
EXPECT_EQ(expected_total, controller.TotalCacheSize());
cached_area1 = nullptr;
test::ScopedMockedURLLoad scoped_mocked_url_load2(
kPageUrl2, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper2;
LocalDOMWindow* local_dom_window2 =
To<LocalDOMWindow>(web_view_helper2.InitializeAndLoad(kPageString2)
->GetPage()
->MainFrame()
->DomWindow());
auto cached_area2 = controller.GetLocalStorageArea(local_dom_window2);
cached_area2->RegisterSource(source_area);
cached_area2->SetItem(kKey, kValue, source_area);
// Area for local_dom_window should still be alive.
EXPECT_EQ(2 * cached_area2->quota_used(), controller.TotalCacheSize());
EXPECT_EQ(area1_ptr, controller.GetLocalStorageArea(local_dom_window));
test::ScopedMockedURLLoad scoped_mocked_url_load3(
kPageUrl3, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper3;
LocalDOMWindow* local_dom_window3 =
To<LocalDOMWindow>(web_view_helper3.InitializeAndLoad(kPageString3)
->GetPage()
->MainFrame()
->DomWindow());
String long_value(Vector<UChar>(kTestCacheLimit, 'a'));
cached_area2->SetItem(kKey, long_value, source_area);
// Cache is cleared when a new area is opened.
auto cached_area3 = controller.GetLocalStorageArea(local_dom_window3);
EXPECT_EQ(cached_area2->quota_used(), controller.TotalCacheSize());
}
TEST(StorageControllerTest, CacheLimitSessionStorage) {
const String kNamespace1 = WTF::CreateCanonicalUUIDString();
const String kNamespace2 = WTF::CreateCanonicalUUIDString();
const String kKey("key");
const String kValue("value");
const std::string kRootString = "http://dom_storage/page";
const KURL kRootUrl = KURL(kRootString.c_str());
const std::string kPageString = "http://dom_storage1/";
const KURL kPageUrl = KURL(kPageString.c_str());
const std::string kPageString2 = "http://dom_storage2/";
const KURL kPageUrl2 = KURL(kPageString2.c_str());
const std::string kPageString3 = "http://dom_storage3/";
const KURL kPageUrl3 = KURL(kPageString3.c_str());
test::TaskEnvironment task_environment;
test::ScopedMockedURLLoad scoped_mocked_url_load_root(
kRootUrl, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper_root;
LocalDOMWindow* local_dom_window_root =
To<LocalDOMWindow>(web_view_helper_root.InitializeAndLoad(kRootString)
->GetPage()
->MainFrame()
->DomWindow());
Persistent<FakeAreaSource> source_area =
MakeGarbageCollected<FakeAreaSource>(kRootUrl, local_dom_window_root);
auto task_runner = base::ThreadPool::CreateSequencedTaskRunner({});
auto mock_dom_storage = std::make_unique<MockDomStorage>();
MockDomStorage* dom_storage_ptr = mock_dom_storage.get();
StorageController::DomStorageConnection connection;
PostCrossThreadTask(
*task_runner, FROM_HERE,
CrossThreadBindOnce(
[](std::unique_ptr<MockDomStorage> dom_storage_ptr,
mojo::PendingReceiver<mojom::blink::DomStorage> receiver) {
mojo::MakeSelfOwnedReceiver(std::move(dom_storage_ptr),
std::move(receiver));
},
std::move(mock_dom_storage),
connection.dom_storage_remote.BindNewPipeAndPassReceiver()));
StorageController controller(std::move(connection), kTestCacheLimit);
StorageNamespace* ns1 = controller.CreateSessionStorageNamespace(
*local_dom_window_root->GetFrame()->GetPage(), kNamespace1);
StorageNamespace* ns2 = controller.CreateSessionStorageNamespace(
*local_dom_window_root->GetFrame()->GetPage(), kNamespace2);
test::ScopedMockedURLLoad scoped_mocked_url_load(
kPageUrl, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper;
LocalDOMWindow* local_dom_window =
To<LocalDOMWindow>(web_view_helper.InitializeAndLoad(kPageString)
->GetPage()
->MainFrame()
->DomWindow());
auto cached_area1 = ns1->GetCachedArea(local_dom_window);
cached_area1->RegisterSource(source_area);
cached_area1->SetItem(kKey, kValue, source_area);
const auto* area1_ptr = cached_area1.get();
size_t expected_total = (kKey.length() + kValue.length()) * 2;
EXPECT_EQ(expected_total, cached_area1->quota_used());
EXPECT_EQ(expected_total, controller.TotalCacheSize());
cached_area1 = nullptr;
test::ScopedMockedURLLoad scoped_mocked_url_load2(
kPageUrl2, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper2;
LocalDOMWindow* local_dom_window2 =
To<LocalDOMWindow>(web_view_helper2.InitializeAndLoad(kPageString2)
->GetPage()
->MainFrame()
->DomWindow());
auto cached_area2 = ns2->GetCachedArea(local_dom_window2);
cached_area2->RegisterSource(source_area);
cached_area2->SetItem(kKey, kValue, source_area);
// Area for local_dom_window should still be alive.
EXPECT_EQ(2 * cached_area2->quota_used(), controller.TotalCacheSize());
EXPECT_EQ(area1_ptr, ns1->GetCachedArea(local_dom_window));
test::ScopedMockedURLLoad scoped_mocked_url_load3(
kPageUrl3, test::CoreTestDataPath("foo.html"));
frame_test_helpers::WebViewHelper web_view_helper3;
LocalDOMWindow* local_dom_window3 =
To<LocalDOMWindow>(web_view_helper3.InitializeAndLoad(kPageString3)
->GetPage()
->MainFrame()
->DomWindow());
String long_value(Vector<UChar>(kTestCacheLimit, 'a'));
cached_area2->SetItem(kKey, long_value, source_area);
// Cache is cleared when a new area is opened.
auto cached_area3 = ns1->GetCachedArea(local_dom_window3);
EXPECT_EQ(cached_area2->quota_used(), controller.TotalCacheSize());
int32_t opens = 0;
{
base::RunLoop loop;
task_runner->PostTaskAndReply(
FROM_HERE,
base::BindOnce(&MockDomStorage::GetSessionStorageUsage,
base::Unretained(dom_storage_ptr), &opens),
loop.QuitClosure());
loop.Run();
}
EXPECT_EQ(opens, 3);
}
} // namespace blink
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