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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <array>
#include <cstddef>
#include <memory>
#include <string>
#include <string_view>
#include "ash/constants/ash_features.h"
#include "base/functional/bind.h"
#include "base/strings/string_util.h"
#include "base/test/bind.h"
#include "base/test/scoped_feature_list.h"
#include "base/values.h"
#include "chrome/browser/ash/app_mode/test/kiosk_mixin.h"
#include "chrome/browser/ash/app_mode/test/kiosk_test_utils.h"
#include "chrome/browser/ash/login/test/scoped_policy_update.h"
#include "chrome/browser/ash/login/test/test_predicate_waiter.h"
#include "chrome/browser/ash/policy/core/device_policy_cros_test_helper.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/views/frame/browser_view.h"
#include "chrome/browser/web_applications/isolated_web_apps/isolated_web_app_update_server_mixin.h"
#include "chrome/browser/web_applications/isolated_web_apps/test/isolated_web_app_builder.h"
#include "chrome/browser/web_applications/isolated_web_apps/test/test_signed_web_bundle_builder.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/url_constants.h"
#include "chrome/test/base/mixin_based_in_process_browser_test.h"
#include "chromeos/ash/components/settings/cros_settings_names.h"
#include "chromeos/ash/components/system/fake_statistics_provider.h"
#include "chromeos/ash/components/system/statistics_provider.h"
#include "components/policy/proto/chrome_device_policy.pb.h"
#include "components/web_package/signed_web_bundles/signed_web_bundle_id.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "net/base/host_port_pair.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace ash {
using kiosk::test::LaunchAppManually;
using kiosk::test::TheKioskApp;
using kiosk::test::WaitKioskLaunched;
namespace {
constexpr char kDeviceAnnotatedAssetId[] = "iwa_test_asset_id";
constexpr char kDeviceAnnotatedLocation[] = "iwa_test_location";
constexpr char kDeviceDirectoryApiId[] = "iwa_test_directory_id";
constexpr char kDeviceHostname[] = "iwa_test_hostname";
constexpr char kDeviceSerialNumber[] = "iwa_test_serial_number";
constexpr std::array<const char*, 5> kDeviceAttributeNames = {
"AnnotatedAssetId", "AnnotatedLocation", "DirectoryId", "Hostname",
"SerialNumber"};
constexpr std::array<const char*, 5> kExpectedDeviceAttributeValues = {
kDeviceAnnotatedAssetId, kDeviceAnnotatedLocation, kDeviceDirectoryApiId,
kDeviceHostname, kDeviceSerialNumber};
constexpr char kNotAllowedOriginExpectedError[] =
"a JavaScript error: \"UnknownError: The current origin cannot use this "
"web API because it is not allowed by the "
"DeviceAttributesAllowedForOrigins policy.\"\n";
const web_package::SignedWebBundleId kTestWebBundleId =
web_app::test::GetDefaultEd25519WebBundleId();
KioskMixin::Config GetKioskIwaManualLaunchConfig(
const GURL& update_manifest_url) {
KioskMixin::IsolatedWebAppOption iwa_option(
/*account_id=*/"simple-iwa@localhost",
/*web_bundle_id=*/kTestWebBundleId,
/*update_manifest_url=*/update_manifest_url);
KioskMixin::Config kiosk_iwa_config = {/*name=*/"IsolatedWebApp",
/*auto_launch_account_id=*/{},
{iwa_option}};
return kiosk_iwa_config;
}
// Waits until a `js_name` is defined. Is used to prevent API calls before the
// test web page has loaded.
void WaitForJsObject(content::WebContents* web_contents,
const std::string& js_name) {
ash::test::TestPredicateWaiter(
base::BindRepeating(
[](content::WebContents* web_contents, const std::string& js_name) {
return content::EvalJs(
web_contents,
base::ReplaceStringPlaceholders(
"typeof $1 !== 'undefined'", {js_name}, nullptr))
.ExtractBool();
},
web_contents, js_name))
.Wait();
}
content::EvalJsResult CallDeviceAttributesApi(
content::WebContents* web_contents,
const std::string& attribute_name) {
return content::EvalJs(
web_contents, base::ReplaceStringPlaceholders("navigator.managed.get$1()",
{attribute_name}, nullptr));
}
} // namespace
class KioskIwaDeviceAttributesApiTest : public MixinBasedInProcessBrowserTest {
public:
KioskIwaDeviceAttributesApiTest() {
iwa_server_mixin_.AddBundle(
web_app::IsolatedWebAppBuilder(web_app::ManifestBuilder())
.BuildBundle(web_app::test::GetDefaultEd25519KeyPair()));
}
~KioskIwaDeviceAttributesApiTest() override = default;
KioskIwaDeviceAttributesApiTest(const KioskIwaDeviceAttributesApiTest&) =
delete;
KioskIwaDeviceAttributesApiTest& operator=(
const KioskIwaDeviceAttributesApiTest&) = delete;
void SetUpOnMainThread() override {
MixinBasedInProcessBrowserTest::SetUpOnMainThread();
SetDevicePolicies();
LaunchIwaKiosk();
}
protected:
content::WebContents* web_contents() {
BrowserView* browser_view =
BrowserView::GetBrowserViewForBrowser(browser());
return browser_view ? browser_view->GetActiveWebContents() : nullptr;
}
void AllowDeviceAttributesForIwaOrigin() {
browser()->profile()->GetPrefs()->SetList(
prefs::kDeviceAttributesAllowedForOrigins,
base::Value::List().Append(kAppOrigin.Serialize()));
}
private:
void SetDevicePolicies() {
ScopedDevicePolicyUpdate scoped_update(
policy_helper_.device_policy(), base::BindLambdaForTesting([this]() {
policy_helper_.RefreshPolicyAndWaitUntilDeviceSettingsUpdated(
{ash::kAccountsPrefDeviceLocalAccounts});
}));
kiosk_.Configure(
scoped_update,
GetKioskIwaManualLaunchConfig(
iwa_server_mixin_.GetUpdateManifestUrl(kTestWebBundleId)));
scoped_update.policy_data()->set_annotated_asset_id(
kDeviceAnnotatedAssetId);
scoped_update.policy_data()->set_annotated_location(
kDeviceAnnotatedLocation);
scoped_update.policy_data()->set_directory_api_id(kDeviceDirectoryApiId);
scoped_update.policy_payload()
->mutable_network_hostname()
->set_device_hostname_template(kDeviceHostname);
fake_statistics_provider_.SetMachineStatistic(ash::system::kSerialNumberKey,
kDeviceSerialNumber);
}
void LaunchIwaKiosk() {
ASSERT_TRUE(LaunchAppManually(TheKioskApp()));
ASSERT_TRUE(WaitKioskLaunched());
SelectFirstBrowser();
ASSERT_NE(web_contents(), nullptr);
ASSERT_EQ(web_contents()->GetVisibleURL(), kAppOrigin.GetURL());
}
const url::Origin kAppOrigin =
url::Origin::CreateFromNormalizedTuple(chrome::kIsolatedAppScheme,
kTestWebBundleId.id(),
/*port=*/0);
base::test::ScopedFeatureList feature_list_{
ash::features::kIsolatedWebAppKiosk};
web_app::IsolatedWebAppUpdateServerMixin iwa_server_mixin_{&mixin_host_};
KioskMixin kiosk_{&mixin_host_};
policy::DevicePolicyCrosTestHelper policy_helper_;
ash::system::ScopedFakeStatisticsProvider fake_statistics_provider_;
};
IN_PROC_BROWSER_TEST_F(KioskIwaDeviceAttributesApiTest,
AllowedOriginWithAttributesSet) {
AllowDeviceAttributesForIwaOrigin();
WaitForJsObject(web_contents(), "navigator.managed");
ASSERT_EQ(kDeviceAttributeNames.size(),
kExpectedDeviceAttributeValues.size());
for (size_t i = 0; i < kDeviceAttributeNames.size(); ++i) {
EXPECT_EQ(kExpectedDeviceAttributeValues[i],
CallDeviceAttributesApi(web_contents(), kDeviceAttributeNames[i])
.ExtractString());
}
}
IN_PROC_BROWSER_TEST_F(KioskIwaDeviceAttributesApiTest,
DisallowedOriginCantAccessAPI) {
WaitForJsObject(web_contents(), "navigator.managed");
// All of the methods should be defined, but return the same error.
for (const std::string& attribute : kDeviceAttributeNames) {
content::EvalJsResult result =
CallDeviceAttributesApi(web_contents(), attribute);
EXPECT_EQ(result.error, kNotAllowedOriginExpectedError);
EXPECT_TRUE(result.value.is_none());
}
}
} // namespace ash
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