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// Copyright 2024 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/renderer/ash_merge_session_loader_throttle.h"
#include <memory>
#include "base/memory/scoped_refptr.h"
#include "base/test/task_environment.h"
#include "chrome/renderer/chrome_render_thread_observer.h"
#include "services/network/public/cpp/resource_request.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/mojom/loader/resource_load_info.mojom-shared.h"
#include "url/gurl.h"
using ::testing::NiceMock;
using ::testing::Return;
class MockChromeOSListener
: public ChromeRenderThreadObserver::ChromeOSListener {
public:
MockChromeOSListener(const MockChromeOSListener&) = delete;
MockChromeOSListener& operator=(const MockChromeOSListener&) = delete;
MOCK_METHOD(bool, IsMergeSessionRunning, (), (const, override));
MOCK_METHOD(void,
RunWhenMergeSessionFinished,
(DelayedCallbackGroup::Callback callback),
(override));
protected:
MockChromeOSListener() = default;
~MockChromeOSListener() override = default;
};
class AshMergeSessionLoaderThrottleTest : public ::testing::Test {
public:
AshMergeSessionLoaderThrottleTest() = default;
AshMergeSessionLoaderThrottleTest(const AshMergeSessionLoaderThrottleTest&) =
delete;
AshMergeSessionLoaderThrottleTest& operator=(
const AshMergeSessionLoaderThrottleTest&) = delete;
~AshMergeSessionLoaderThrottleTest() override = default;
protected:
void SetUp() override {
listener_ = base::MakeRefCounted<NiceMock<MockChromeOSListener>>();
throttler_ = std::make_unique<AshMergeSessionLoaderThrottle>(listener_);
}
void SimulateCookieMintingInProgress() {
ON_CALL(*listener_.get(), IsMergeSessionRunning())
.WillByDefault(Return(true));
}
network::ResourceRequest CreateGoogleXHRRequest() {
network::ResourceRequest url_request;
url_request.resource_type =
static_cast<int>(blink::mojom::ResourceType::kXhr);
url_request.url = GURL("https://www.google.com");
return url_request;
}
network::ResourceRequest CreateNonGoogleXHRRequest() {
network::ResourceRequest url_request;
url_request.resource_type =
static_cast<int>(blink::mojom::ResourceType::kXhr);
url_request.url = GURL("https://www.example.com");
return url_request;
}
base::test::SingleThreadTaskEnvironment task_environment_;
scoped_refptr<MockChromeOSListener> listener_;
std::unique_ptr<AshMergeSessionLoaderThrottle> throttler_;
};
// Requests to a Google subdomain should be throttled until cookie minting is
// complete.
TEST_F(AshMergeSessionLoaderThrottleTest, RequestsToGoogleShouldBeThrottled) {
SimulateCookieMintingInProgress();
network::ResourceRequest url_request = CreateGoogleXHRRequest();
bool will_be_throttled = false;
throttler_->WillStartRequest(&url_request, &will_be_throttled);
EXPECT_TRUE(will_be_throttled);
}
// Requests to a non-Google resource should not be throttled even if cookie
// minting is in progress.
TEST_F(AshMergeSessionLoaderThrottleTest,
RequestsToNonGoogleResourcesShouldNotBeThrottled) {
SimulateCookieMintingInProgress();
network::ResourceRequest url_request = CreateNonGoogleXHRRequest();
// `will_be_throttled` is `false` here and should remain `false` after
// `AshMergeSessionLoaderThrottle::WillStartRequest()` is called.
// `AshMergeSessionLoaderThrottle::WillStartRequest()` doesn't change the
// value of `will_be_throttled` if the request will not be throttled.
bool will_be_throttled = false;
throttler_->WillStartRequest(&url_request, &will_be_throttled);
EXPECT_FALSE(will_be_throttled);
}
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