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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/cookies/test_cookie_access_delegate.h"
#include <algorithm>
#include <optional>
#include <set>
#include <string>
#include <utility>
#include <vector>
#include "base/containers/contains.h"
#include "base/containers/flat_map.h"
#include "base/containers/flat_set.h"
#include "base/functional/callback.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/thread_pool.h"
#include "net/base/schemeful_site.h"
#include "net/cookies/cookie_constants.h"
#include "net/cookies/cookie_util.h"
#include "net/first_party_sets/first_party_set_entry.h"
#include "net/first_party_sets/first_party_set_metadata.h"
#include "net/first_party_sets/first_party_sets_cache_filter.h"
namespace net {
TestCookieAccessDelegate::TestCookieAccessDelegate() = default;
TestCookieAccessDelegate::~TestCookieAccessDelegate() = default;
CookieAccessSemantics TestCookieAccessDelegate::GetAccessSemantics(
const CanonicalCookie& cookie) const {
auto it = expectations_.find(GetKeyForDomainValue(cookie.Domain()));
if (it != expectations_.end())
return it->second;
return CookieAccessSemantics::UNKNOWN;
}
CookieScopeSemantics TestCookieAccessDelegate::GetScopeSemantics(
const std::string_view domain) const {
GURL cookie_domain_url = net::cookie_util::CookieOriginToURL(
std::string(domain), /*is_https=*/false);
auto it = expectations_scoped_.find(SchemefulSite(cookie_domain_url));
if (it != expectations_scoped_.end()) {
return it->second;
}
return CookieScopeSemantics::UNKNOWN;
}
bool TestCookieAccessDelegate::ShouldIgnoreSameSiteRestrictions(
const GURL& url,
const SiteForCookies& site_for_cookies) const {
auto it =
ignore_samesite_restrictions_schemes_.find(site_for_cookies.scheme());
if (it == ignore_samesite_restrictions_schemes_.end())
return false;
if (it->second)
return url.SchemeIsCryptographic();
return true;
}
// Returns true if `url` has the same scheme://eTLD+1 as `trustworthy_site_`.
bool TestCookieAccessDelegate::ShouldTreatUrlAsTrustworthy(
const GURL& url) const {
return trustworthy_site_.IsSameSiteWith(url);
}
std::optional<
std::pair<FirstPartySetMetadata, FirstPartySetsCacheFilter::MatchInfo>>
TestCookieAccessDelegate::ComputeFirstPartySetMetadataMaybeAsync(
const SchemefulSite& site,
const SchemefulSite* top_frame_site,
base::OnceCallback<void(FirstPartySetMetadata,
FirstPartySetsCacheFilter::MatchInfo)> callback)
const {
FirstPartySetMetadata metadata(
FindFirstPartySetEntry(site),
top_frame_site ? FindFirstPartySetEntry(*top_frame_site) : std::nullopt);
FirstPartySetsCacheFilter::MatchInfo match_info(
first_party_sets_cache_filter_.GetMatchInfo(site));
if (invoke_callbacks_asynchronously_) {
base::SequencedTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE,
base::BindOnce(std::move(callback), std::move(metadata), match_info));
return std::nullopt;
}
return std::pair(std::move(metadata), match_info);
}
std::optional<FirstPartySetEntry>
TestCookieAccessDelegate::FindFirstPartySetEntry(
const SchemefulSite& site) const {
auto entry = first_party_sets_.find(site);
return entry != first_party_sets_.end() ? std::make_optional(entry->second)
: std::nullopt;
}
std::optional<base::flat_map<SchemefulSite, FirstPartySetEntry>>
TestCookieAccessDelegate::FindFirstPartySetEntries(
const base::flat_set<SchemefulSite>& sites,
base::OnceCallback<void(base::flat_map<SchemefulSite, FirstPartySetEntry>)>
callback) const {
std::vector<std::pair<SchemefulSite, FirstPartySetEntry>> mapping;
for (const SchemefulSite& site : sites) {
std::optional<FirstPartySetEntry> entry = FindFirstPartySetEntry(site);
if (entry)
mapping.emplace_back(site, *entry);
}
return RunMaybeAsync<base::flat_map<SchemefulSite, FirstPartySetEntry>>(
mapping, std::move(callback));
}
template <class T>
std::optional<T> TestCookieAccessDelegate::RunMaybeAsync(
T result,
base::OnceCallback<void(T)> callback) const {
if (invoke_callbacks_asynchronously_) {
base::SequencedTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(std::move(callback), std::move(result)));
return std::nullopt;
}
return result;
}
void TestCookieAccessDelegate::SetExpectationForCookieDomain(
const std::string& cookie_domain,
CookieAccessSemantics access_semantics) {
expectations_[GetKeyForDomainValue(cookie_domain)] = access_semantics;
}
void TestCookieAccessDelegate::SetExpectationForCookieScope(
const std::string_view& cookie_domain,
CookieScopeSemantics scoped_semantics) {
GURL cookie_domain_url = net::cookie_util::CookieOriginToURL(
std::string(cookie_domain), /*is_https=*/false);
expectations_scoped_[SchemefulSite(cookie_domain_url)] = scoped_semantics;
}
void TestCookieAccessDelegate::SetIgnoreSameSiteRestrictionsScheme(
const std::string& site_for_cookies_scheme,
bool require_secure_origin) {
ignore_samesite_restrictions_schemes_[site_for_cookies_scheme] =
require_secure_origin;
}
std::string TestCookieAccessDelegate::GetKeyForDomainValue(
const std::string& domain) const {
DCHECK(!domain.empty());
return cookie_util::CookieDomainAsHost(domain);
}
void TestCookieAccessDelegate::SetFirstPartySets(
const base::flat_map<SchemefulSite, FirstPartySetEntry>& sets) {
first_party_sets_ = sets;
}
} // namespace net
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