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// Copyright 2023 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/browser/webid/federated_identity_auto_reauthn_permission_context.h"
#include "base/containers/flat_map.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/scoped_refptr.h"
#include "base/test/task_environment.h"
#include "chrome/browser/content_settings/host_content_settings_map_factory.h"
#include "chrome/browser/sync/sync_service_factory.h"
#include "chrome/browser/trusted_vault/trusted_vault_service_factory.h"
#include "chrome/browser/webid/federated_identity_auto_reauthn_permission_context_factory.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/password_manager/core/browser/password_manager_setting.h"
#include "components/password_manager/core/browser/password_manager_settings_service.h"
#include "components/permissions/permission_decision_auto_blocker.h"
#include "components/sync_preferences/testing_pref_service_syncable.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
#include "url/origin.h"
namespace {
class FakePasswordManagerSettingsService
: public password_manager::PasswordManagerSettingsService {
public:
FakePasswordManagerSettingsService() {
setting_enabled_map_
[password_manager::PasswordManagerSetting::kOfferToSavePasswords] =
true;
setting_enabled_map_
[password_manager::PasswordManagerSetting::kAutoSignIn] = true;
setting_enabled_map_[password_manager::PasswordManagerSetting::
kBiometricReauthBeforePwdFilling] = true;
}
FakePasswordManagerSettingsService(
const FakePasswordManagerSettingsService&) = delete;
FakePasswordManagerSettingsService& operator=(
const FakePasswordManagerSettingsService&) = delete;
~FakePasswordManagerSettingsService() override = default;
// password_manager::PasswordManagerSettingsService implementation.
bool IsSettingEnabled(
password_manager::PasswordManagerSetting setting) const override {
return setting_enabled_map_.at(setting);
}
void RequestSettingsFromBackend() override {}
void TurnOffAutoSignIn() override {
setting_enabled_map_
[password_manager::PasswordManagerSetting::kAutoSignIn] = false;
}
private:
base::flat_map<password_manager::PasswordManagerSetting, bool>
setting_enabled_map_;
};
std::unique_ptr<sync_preferences::TestingPrefServiceSyncable>
CreateAndRegisterPrefs() {
auto pref_service =
std::make_unique<sync_preferences::TestingPrefServiceSyncable>();
HostContentSettingsMap::RegisterProfilePrefs(pref_service->registry());
return pref_service;
}
class FederatedIdentityAutoReauthnPermissionContextTest : public testing::Test {
public:
FederatedIdentityAutoReauthnPermissionContextTest() {
context_.OnPasswordManagerSettingsServiceInitialized(
&password_manager_settings_service_);
}
FederatedIdentityAutoReauthnPermissionContextTest(
const FederatedIdentityAutoReauthnPermissionContextTest&) = delete;
FederatedIdentityAutoReauthnPermissionContextTest& operator=(
const FederatedIdentityAutoReauthnPermissionContextTest&) = delete;
~FederatedIdentityAutoReauthnPermissionContextTest() override {
context_.Shutdown();
host_content_settings_map_->ShutdownOnUIThread();
}
FederatedIdentityAutoReauthnPermissionContext& context() { return context_; }
HostContentSettingsMap& host_content_settings_map() {
return *host_content_settings_map_;
}
ContentSetting GetContentSetting(const GURL& rp_url) {
return host_content_settings_map().GetContentSetting(
rp_url, rp_url,
ContentSettingsType::FEDERATED_IDENTITY_AUTO_REAUTHN_PERMISSION);
}
base::test::SingleThreadTaskEnvironment* task_environment() {
return &task_environment_;
}
private:
base::test::SingleThreadTaskEnvironment task_environment_{
base::test::TaskEnvironment::TimeSource::MOCK_TIME};
std::unique_ptr<sync_preferences::TestingPrefServiceSyncable> pref_service_ =
CreateAndRegisterPrefs();
scoped_refptr<HostContentSettingsMap> host_content_settings_map_ =
base::MakeRefCounted<HostContentSettingsMap>(
pref_service_.get(),
/*is_off_the_record=*/false,
/*store_last_modified=*/false,
/*restore_session=*/false,
/*should_record_metrics=*/false);
permissions::PermissionDecisionAutoBlocker permission_decision_auto_blocker_{
host_content_settings_map_.get()};
FederatedIdentityAutoReauthnPermissionContext context_{
host_content_settings_map_.get(), &permission_decision_auto_blocker_};
FakePasswordManagerSettingsService password_manager_settings_service_;
};
// Test that FedCM auto re-authn is opt-in by default.
TEST_F(FederatedIdentityAutoReauthnPermissionContextTest,
AutoReauthnEnabledByDefault) {
GURL rp_url("https://rp.com");
EXPECT_TRUE(context().IsAutoReauthnSettingEnabled());
EXPECT_FALSE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
}
// Test that
// FederatedIdentityAutoReauthnPermissionContext::RecordEmbargoForAutoReauthn()
// blocks the permission if it is enabled.
TEST_F(FederatedIdentityAutoReauthnPermissionContextTest, EnabledEmbargo) {
GURL rp_url("https://rp.com");
EXPECT_FALSE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// Embargoing `rp_url` should block the content setting for `rp_url`.
context().RecordEmbargoForAutoReauthn(url::Origin::Create(rp_url));
EXPECT_TRUE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
}
// Test that auto re-authn embargo only lasts for 10 mins (see
// |kFederatedIdentityAutoReauthnEmbargoDuration| defined in
// components/permissions/permission_decision_auto_blocker.cc)
TEST_F(FederatedIdentityAutoReauthnPermissionContextTest, EmbargoAutoReset) {
GURL rp_url("https://rp.com");
EXPECT_FALSE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// Auto re-authn flow triggers embargo.
context().RecordEmbargoForAutoReauthn(url::Origin::Create(rp_url));
EXPECT_TRUE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// Auto re-authn is still in embargo state after 9 mins.
task_environment()->FastForwardBy(base::Minutes(9));
EXPECT_TRUE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// Auto re-authn is no longer in embargo state after 11 mins.
task_environment()->FastForwardBy(base::Minutes(2));
EXPECT_FALSE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
}
// Test that embargo reset does not affect the `RequiresUserMediation` bit.
TEST_F(FederatedIdentityAutoReauthnPermissionContextTest,
EmbargoResetDoesNotAffectRequiresUserMediation) {
GURL rp_url("https://rp.com");
host_content_settings_map().SetDefaultContentSetting(
ContentSettingsType::FEDERATED_IDENTITY_AUTO_REAUTHN_PERMISSION,
CONTENT_SETTING_ALLOW);
EXPECT_EQ(CONTENT_SETTING_ALLOW, GetContentSetting(rp_url));
EXPECT_FALSE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// Auto re-authn flow triggers embargo.
context().RecordEmbargoForAutoReauthn(url::Origin::Create(rp_url));
EXPECT_TRUE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// User signing out sets the `RequiresUserMediation` bit.
context().SetRequiresUserMediation(url::Origin::Create(rp_url), true);
EXPECT_EQ(CONTENT_SETTING_BLOCK, GetContentSetting(rp_url));
// Auto re-authn is still in embargo state.
EXPECT_TRUE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// Auto re-authn is no longer in embargo state after 10 mins.
task_environment()->FastForwardBy(base::Minutes(10));
EXPECT_FALSE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
// The`RequiresUserMediation` bit is not reset.
EXPECT_EQ(CONTENT_SETTING_BLOCK, GetContentSetting(rp_url));
}
// Test that auto re-authn embargo can be reset.
TEST_F(FederatedIdentityAutoReauthnPermissionContextTest, ResetEmbargo) {
GURL rp_url("https://rp.com");
// Auto re-authn flow triggers embargo.
context().RecordEmbargoForAutoReauthn(url::Origin::Create(rp_url));
EXPECT_TRUE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
context().RemoveEmbargoForAutoReauthn(url::Origin::Create(rp_url));
EXPECT_FALSE(context().IsAutoReauthnEmbargoed(url::Origin::Create(rp_url)));
}
} // namespace
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