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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 "chrome/browser/media/webrtc/capture_policy_utils.h"
#include <string>
#include <vector>
#include "base/test/test_future.h"
#include "build/build_config.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
#if BUILDFLAG(IS_CHROMEOS)
#include "base/test/test_future.h"
#include "base/values.h"
#include "chrome/browser/media/webrtc/webrtc_browsertest_base.h"
#include "chrome/browser/policy/policy_test_utils.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/testing_profile.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/policy/core/browser/browser_policy_connector.h"
#include "components/policy/core/common/policy_map.h"
#include "components/policy/core/common/policy_pref_names.h"
#include "components/policy/core/common/policy_types.h"
#include "components/policy/policy_constants.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "url/origin.h"
#endif // BUILDFLAG(IS_CHROMEOS)
namespace {
constexpr char kValidIsolatedAppId1[] =
"isolated-app://pt2jysa7yu326m2cbu5mce4rrajvguagronrsqwn5dhbaris6eaaaaic";
} // namespace
#if BUILDFLAG(IS_CHROMEOS)
namespace {
constexpr char kValidIsolatedAppId2[] =
"isolated-app://aerugqztij5biqquuk3mfwpsaibuegaqcitgfchwuosuofdjabzqaaic";
struct TestParam {
std::string allow_list_policy_name;
std::vector<std::string> allow_listed_origins;
std::string testing_url;
bool expected_is_get_all_screens_media_allowed;
};
struct NoRefreshTestParam {
std::string allow_list_policy_name;
std::vector<std::string> original_allowlisted_origins;
std::vector<std::string> updated_allowlisted_origins;
std::vector<std::string> expected_allowed_origins;
std::vector<std::string> expected_forbidden_origins;
};
} // namespace
class SelectAllScreensTestBase : public policy::PolicyTest {
public:
explicit SelectAllScreensTestBase(const std::string& allow_list_policy_name)
: allow_list_policy_name_(allow_list_policy_name) {}
~SelectAllScreensTestBase() override = default;
SelectAllScreensTestBase(const SelectAllScreensTestBase&) = delete;
SelectAllScreensTestBase& operator=(const SelectAllScreensTestBase&) = delete;
void SetAllowedOriginsPolicy(
const std::vector<std::string>& allow_listed_origins) {
policy::PolicyMap policies;
base::Value::List allowed_origins;
for (const auto& allowed_origin : allow_listed_origins) {
allowed_origins.Append(base::Value(allowed_origin));
}
PolicyTest::SetPolicy(&policies, allow_list_policy_name_.c_str(),
base::Value(std::move(allowed_origins)));
provider_.UpdateChromePolicy(policies);
}
void SetUpInProcessBrowserTestFixture() override {
provider_.SetDefaultReturns(
true /* is_initialization_complete_return */,
true /* is_first_policy_load_complete_return */);
SetAllowedOriginsPolicy(GetAllowedOrigins());
policy::BrowserPolicyConnector::SetPolicyProviderForTesting(&provider_);
}
virtual std::vector<std::string> GetAllowedOrigins() const = 0;
private:
std::string allow_list_policy_name_;
};
class SelectAllScreensTest : public SelectAllScreensTestBase,
public testing::WithParamInterface<TestParam> {
public:
SelectAllScreensTest()
: SelectAllScreensTestBase(GetParam().allow_list_policy_name) {}
~SelectAllScreensTest() override = default;
SelectAllScreensTest(const SelectAllScreensTest&) = delete;
SelectAllScreensTest& operator=(const SelectAllScreensTest&) = delete;
std::vector<std::string> GetAllowedOrigins() const override {
return GetParam().allow_listed_origins;
}
};
IN_PROC_BROWSER_TEST_P(SelectAllScreensTest, SelectAllScreensTestOrigins) {
EXPECT_EQ(GetParam().expected_is_get_all_screens_media_allowed,
capture_policy::IsMultiScreenCaptureAllowed(
GURL(GetParam().testing_url)));
}
INSTANTIATE_TEST_SUITE_P(
SelectAllScreensTestWithParams,
SelectAllScreensTest,
testing::Values(TestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.allow_listed_origins = {""},
.testing_url = "",
.expected_is_get_all_screens_media_allowed = false,
}),
TestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.allow_listed_origins = {},
.testing_url = kValidIsolatedAppId1,
.expected_is_get_all_screens_media_allowed = false,
}),
TestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.allow_listed_origins = {},
.testing_url = "",
.expected_is_get_all_screens_media_allowed = false,
}),
TestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.allow_listed_origins = {"isolated-app://*"},
.testing_url = kValidIsolatedAppId1,
.expected_is_get_all_screens_media_allowed = false,
}),
TestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.allow_listed_origins = {"*"},
.testing_url = kValidIsolatedAppId1,
.expected_is_get_all_screens_media_allowed = false,
}),
TestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.allow_listed_origins = {kValidIsolatedAppId1},
.testing_url = kValidIsolatedAppId1,
.expected_is_get_all_screens_media_allowed = true,
})));
class SelectAllScreensDynamicRefreshTest
: public SelectAllScreensTestBase,
public testing::WithParamInterface<NoRefreshTestParam> {
public:
SelectAllScreensDynamicRefreshTest()
: SelectAllScreensTestBase(GetParam().allow_list_policy_name) {}
~SelectAllScreensDynamicRefreshTest() override = default;
explicit SelectAllScreensDynamicRefreshTest(const SelectAllScreensTest&) =
delete;
SelectAllScreensDynamicRefreshTest& operator=(const SelectAllScreensTest&) =
delete;
std::vector<std::string> GetAllowedOrigins() const override {
return GetParam().original_allowlisted_origins;
}
void CheckExpectedAllowlistedAndForbiddenOrigins() {
content::WebContents* current_web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
DCHECK(current_web_contents);
for (const auto& expected_allowed_origin :
GetParam().expected_allowed_origins) {
EXPECT_TRUE(capture_policy::IsMultiScreenCaptureAllowed(
GURL(expected_allowed_origin)));
}
for (const auto& expected_forbidden_origin :
GetParam().expected_forbidden_origins) {
EXPECT_FALSE(capture_policy::IsMultiScreenCaptureAllowed(
GURL(expected_forbidden_origin)));
}
}
};
// This test checks that dynamic refresh (i.e. no origins can be added or
// removed after user login) is not happening.
IN_PROC_BROWSER_TEST_P(
SelectAllScreensDynamicRefreshTest,
SelectAllScreensEnabledWithMultipleAllowedOriginsNoDynamicRefresh) {
CheckExpectedAllowlistedAndForbiddenOrigins();
SetAllowedOriginsPolicy(GetParam().updated_allowlisted_origins);
base::RunLoop().RunUntilIdle();
CheckExpectedAllowlistedAndForbiddenOrigins();
}
INSTANTIATE_TEST_SUITE_P(
SelectAllScreensDynamicRefreshTestWithParams,
SelectAllScreensDynamicRefreshTest,
testing::Values(NoRefreshTestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.original_allowlisted_origins = {kValidIsolatedAppId1},
.updated_allowlisted_origins = {kValidIsolatedAppId1,
kValidIsolatedAppId2},
.expected_allowed_origins = {kValidIsolatedAppId1},
.expected_forbidden_origins = {kValidIsolatedAppId2},
}),
NoRefreshTestParam({
.allow_list_policy_name =
policy::key::kMultiScreenCaptureAllowedForUrls,
.original_allowlisted_origins = {},
.updated_allowlisted_origins = {kValidIsolatedAppId1,
kValidIsolatedAppId2},
.expected_allowed_origins = {},
.expected_forbidden_origins = {kValidIsolatedAppId1,
kValidIsolatedAppId2},
})));
class MultiCaptureTest
: public InProcessBrowserTest,
public ::testing::WithParamInterface<
std::tuple<std::vector<std::string>, std::string>> {
public:
void SetUpInProcessBrowserTestFixture() override {
InProcessBrowserTest::SetUpInProcessBrowserTestFixture();
provider_.SetDefaultReturns(/*is_initialization_complete_return=*/true,
/*is_first_policy_load_complete_return=*/true);
policy::BrowserPolicyConnector::SetPolicyProviderForTesting(&provider_);
policy_map_.Set(policy::key::kMultiScreenCaptureAllowedForUrls,
policy::POLICY_LEVEL_MANDATORY, policy::POLICY_SCOPE_USER,
policy::POLICY_SOURCE_CLOUD,
base::Value(AllowedOriginsList()),
/*external_data_fetcher=*/nullptr);
provider_.UpdateChromePolicy(policy_map_);
}
const std::vector<std::string>& AllowedOrigins() const {
return std::get<0>(GetParam());
}
base::Value::List AllowedOriginsList() const {
base::Value::List allowed_origins;
for (const auto& origin : AllowedOrigins()) {
allowed_origins.Append(base::Value(origin));
}
return allowed_origins;
}
const std::string& CurrentOrigin() const { return std::get<1>(GetParam()); }
protected:
bool ExpectedIsMultiCaptureAllowed() {
std::vector<std::string> allowed_urls = AllowedOrigins();
return base::Contains(allowed_urls, CurrentOrigin());
}
bool ExpectedIsMultiCaptureAllowedForAnyUrl() {
return !AllowedOrigins().empty();
}
private:
policy::PolicyMap policy_map_;
policy::MockConfigurationPolicyProvider provider_;
};
IN_PROC_BROWSER_TEST_P(MultiCaptureTest, IsMultiCaptureAllowedBasedOnPolicy) {
EXPECT_EQ(ExpectedIsMultiCaptureAllowed(),
capture_policy::IsMultiScreenCaptureAllowed(GURL(CurrentOrigin())));
}
IN_PROC_BROWSER_TEST_P(MultiCaptureTest, IsMultiCaptureAllowedForAnyUrl) {
EXPECT_EQ(ExpectedIsMultiCaptureAllowedForAnyUrl(),
capture_policy::IsMultiScreenCaptureAllowed(std::nullopt));
}
INSTANTIATE_TEST_SUITE_P(
MultiCaptureTestCases,
MultiCaptureTest,
::testing::Combine(
// Allowed origins
::testing::ValuesIn({std::vector<std::string>{},
std::vector<std::string>{kValidIsolatedAppId1}}),
// Origin to test
::testing::ValuesIn({std::string(kValidIsolatedAppId1),
std::string(kValidIsolatedAppId2)})));
#endif // BUILDFLAG(IS_CHROMEOS)
using CaptureUtilsBrowserTest = InProcessBrowserTest;
IN_PROC_BROWSER_TEST_F(CaptureUtilsBrowserTest,
NoPolicySetMultiCaptureServiceMaybeExists) {
EXPECT_FALSE(
capture_policy::IsMultiScreenCaptureAllowed(GURL(kValidIsolatedAppId1)));
}
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