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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/interest_group/subresource_url_authorizations.h"
#include <tuple>
#include "content/browser/interest_group/auction_worklet_manager.h"
#include "content/browser/interest_group/subresource_url_builder.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/interest_group/auction_config.h"
#include "url/gurl.h"
namespace content {
namespace {
using WorkletHandle = AuctionWorkletManager::WorkletHandle;
using BundleSubresourceInfo = SubresourceUrlBuilder::BundleSubresourceInfo;
// We don't need to actually make real WorkletHandles --
// SubresourceUrlAuthorizations only cares about the addresses of
// WorkletHandles, so we can use hard-coded pointers.
const WorkletHandle* const kWorkletHandle1 =
reinterpret_cast<const WorkletHandle*>(0xABC123);
const WorkletHandle* const kWorkletHandle2 =
reinterpret_cast<const WorkletHandle*>(0xDEF456);
constexpr char kBundleUrl[] = "https://seller.test/bundle";
constexpr char kSubresourceUrl1[] = "https://seller.test/signals1";
constexpr char kSubresourceUrl2[] = "https://seller.test/signals2";
// NOTE: MakeBlinkSubresource() does *not* yield the same results each
// time it is called, since it generates a random token in the
// DirectFromSellerSignalsSubresource constructor.
blink::DirectFromSellerSignalsSubresource MakeBlinkSubresource() {
blink::DirectFromSellerSignalsSubresource subresource;
subresource.bundle_url = GURL(kBundleUrl);
return subresource;
}
} // namespace
class SubresourceUrlAuthorizationsTest : public ::testing::Test {
protected:
void AuthorizeSubresourceUrls(
const AuctionWorkletManager::WorkletHandle* worklet_handle,
const std::vector<SubresourceUrlBuilder::BundleSubresourceInfo>&
authorized_subresource_urls,
SubresourceUrlAuthorizations& authorizations) {
authorizations.AuthorizeSubresourceUrls(worklet_handle,
authorized_subresource_urls);
}
void OnWorkletHandleDestruction(
const AuctionWorkletManager::WorkletHandle* worklet_handle,
SubresourceUrlAuthorizations& authorizations) {
authorizations.OnWorkletHandleDestruction(worklet_handle);
}
};
TEST_F(SubresourceUrlAuthorizationsTest, Construct) {
SubresourceUrlAuthorizations authorizations;
}
TEST_F(SubresourceUrlAuthorizationsTest, InitiallyNotAuthorized) {
SubresourceUrlAuthorizations authorizations;
GURL subresource_url1(kSubresourceUrl1);
GURL subresource_url2(kSubresourceUrl2);
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url1));
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url2));
}
TEST_F(SubresourceUrlAuthorizationsTest, Simple) {
SubresourceUrlAuthorizations authorizations;
GURL subresource_url1(kSubresourceUrl1);
GURL subresource_url2(kSubresourceUrl2);
const BundleSubresourceInfo full_info1(subresource_url1,
MakeBlinkSubresource());
const BundleSubresourceInfo full_info2(subresource_url2,
MakeBlinkSubresource());
AuthorizeSubresourceUrls(kWorkletHandle1, {full_info1, full_info2},
authorizations);
EXPECT_EQ(full_info1, *authorizations.GetAuthorizationInfo(subresource_url1));
EXPECT_EQ(full_info2, *authorizations.GetAuthorizationInfo(subresource_url2));
OnWorkletHandleDestruction(kWorkletHandle1, authorizations);
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url1));
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url2));
}
TEST_F(SubresourceUrlAuthorizationsTest, NotAuthorized) {
SubresourceUrlAuthorizations authorizations;
GURL subresource_url1(kSubresourceUrl1);
GURL subresource_url2(kSubresourceUrl2);
const BundleSubresourceInfo full_info1(subresource_url1,
MakeBlinkSubresource());
AuthorizeSubresourceUrls(kWorkletHandle1, {full_info1}, authorizations);
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url2));
OnWorkletHandleDestruction(kWorkletHandle1, authorizations);
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url1));
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url2));
}
TEST_F(SubresourceUrlAuthorizationsTest, MultipleHandles) {
SubresourceUrlAuthorizations authorizations;
GURL subresource_url1(kSubresourceUrl1);
GURL subresource_url2(kSubresourceUrl2);
const BundleSubresourceInfo full_info1(subresource_url1,
MakeBlinkSubresource());
const BundleSubresourceInfo full_info2(subresource_url2,
MakeBlinkSubresource());
// `full_info1` is authorized by both `kWorkletHandle1` and `kWorkletHandle2`.
// `full_info1` should only de-authorize when both `kWorkletHandle1` and
// `kWorkletHandle2` are both destroyed.
AuthorizeSubresourceUrls(kWorkletHandle1, {full_info1, full_info2},
authorizations);
AuthorizeSubresourceUrls(kWorkletHandle2, {full_info1}, authorizations);
EXPECT_EQ(full_info1, *authorizations.GetAuthorizationInfo(subresource_url1));
EXPECT_EQ(full_info2, *authorizations.GetAuthorizationInfo(subresource_url2));
OnWorkletHandleDestruction(kWorkletHandle1, authorizations);
EXPECT_EQ(full_info1, *authorizations.GetAuthorizationInfo(subresource_url1));
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url2));
OnWorkletHandleDestruction(kWorkletHandle2, authorizations);
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url1));
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url2));
}
TEST_F(SubresourceUrlAuthorizationsTest, BadScriptAltersSubresource) {
SubresourceUrlAuthorizations authorizations;
GURL subresource_url1(kSubresourceUrl1);
const BundleSubresourceInfo full_info1(subresource_url1,
MakeBlinkSubresource());
// Try to authorize with a different token, but the same `subresource_url1`
// subresource URL. This mimics the behavior of a misbehaving script that
// alters the <script type="webbundle"> definition of a subresource while an
// auction is still running.
const BundleSubresourceInfo full_info2(subresource_url1,
MakeBlinkSubresource());
// When kWorkletHandle2 is authorized, `subresource_url1` will still map to
// the full info from `full_info1`, and no crash should occur.
AuthorizeSubresourceUrls(kWorkletHandle1, {full_info1}, authorizations);
AuthorizeSubresourceUrls(kWorkletHandle2, {full_info2}, authorizations);
EXPECT_EQ(full_info1, *authorizations.GetAuthorizationInfo(subresource_url1));
OnWorkletHandleDestruction(kWorkletHandle1, authorizations);
EXPECT_EQ(full_info1, *authorizations.GetAuthorizationInfo(subresource_url1));
OnWorkletHandleDestruction(kWorkletHandle2, authorizations);
EXPECT_EQ(nullptr, authorizations.GetAuthorizationInfo(subresource_url1));
}
} // namespace content
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