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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 "base/test/bind.h"
#include "base/test/metrics/histogram_tester.h"
#include "chrome/browser/policy/policy_test_utils.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/policy/core/common/policy_map.h"
#include "components/policy/core/common/policy_types.h"
#include "components/policy/policy_constants.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/network_service_instance.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "net/base/features.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "services/network/public/mojom/network_service.mojom.h"
#include "services/network/public/mojom/network_service_test.mojom.h"
#include "url/gurl.h"
namespace policy {
class HappyEyeballsV3EnabledPolicyTest
: public PolicyTest,
public ::testing::WithParamInterface<
/*policy::key::kHappyEyeballsV3Enabled=*/std::optional<bool>> {
public:
HappyEyeballsV3EnabledPolicyTest() = default;
~HappyEyeballsV3EnabledPolicyTest() override = default;
void SetUp() override {
if (GetParam().has_value()) {
PolicyMap policies;
policies.Set(policy::key::kHappyEyeballsV3Enabled, POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_USER, POLICY_SOURCE_CLOUD,
base::Value(*GetParam()),
/*external_data_fetcher=*/nullptr);
UpdateProviderPolicy(policies);
}
embedded_test_server()->ServeFilesFromSourceDirectory("content/test/data");
ASSERT_TRUE(embedded_test_server()->Start());
PolicyTest::SetUp();
}
protected:
bool IsHappyEyeballsV3EnabledInNetworkService() {
mojo::Remote<network::mojom::NetworkServiceTest> network_service_test;
content::GetNetworkService()->BindTestInterfaceForTesting(
network_service_test.BindNewPipeAndPassReceiver());
base::RunLoop loop;
std::optional<bool> enabled;
network_service_test->IsHappyEyeballsV3Enabled(
base::BindLambdaForTesting([&](bool result) {
enabled = result;
loop.Quit();
}));
loop.Run();
return *enabled;
}
void TestDynamicRefresh(bool enabled) {
if (GetParam().value_or(
base::FeatureList::IsEnabled(net::features::kHappyEyeballsV3))) {
ASSERT_TRUE(IsHappyEyeballsV3EnabledInNetworkService());
} else {
ASSERT_FALSE(IsHappyEyeballsV3EnabledInNetworkService());
}
PolicyMap policies;
policies.Set(policy::key::kHappyEyeballsV3Enabled, POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_USER, POLICY_SOURCE_CLOUD, base::Value(enabled),
/*external_data_fetcher=*/nullptr);
UpdateProviderPolicy(policies);
ASSERT_EQ(IsHappyEyeballsV3EnabledInNetworkService(), enabled);
// Ensure a loading request succeeds.
GURL url = embedded_test_server()->GetURL("/empty.html");
int rv = content::LoadBasicRequest(
browser()->profile()->GetDefaultStoragePartition()->GetNetworkContext(),
url);
ASSERT_EQ(rv, net::OK);
}
};
IN_PROC_BROWSER_TEST_P(HappyEyeballsV3EnabledPolicyTest, RespectPolicy) {
if (GetParam().value_or(
base::FeatureList::IsEnabled(net::features::kHappyEyeballsV3))) {
ASSERT_TRUE(IsHappyEyeballsV3EnabledInNetworkService());
} else {
ASSERT_FALSE(IsHappyEyeballsV3EnabledInNetworkService());
}
// Ensure a loading request succeeds.
GURL url = embedded_test_server()->GetURL("/empty.html");
int rv = content::LoadBasicRequest(
browser()->profile()->GetDefaultStoragePartition()->GetNetworkContext(),
url);
ASSERT_EQ(rv, net::OK);
}
IN_PROC_BROWSER_TEST_P(HappyEyeballsV3EnabledPolicyTest, DynamicRefreshEnable) {
TestDynamicRefresh(true);
}
IN_PROC_BROWSER_TEST_P(HappyEyeballsV3EnabledPolicyTest,
DynamicRefreshDisable) {
TestDynamicRefresh(false);
}
INSTANTIATE_TEST_SUITE_P(
Enabled,
HappyEyeballsV3EnabledPolicyTest,
::testing::Values(/*policy::key::kHappyEyeballsV3Enabled=*/true));
INSTANTIATE_TEST_SUITE_P(
Disabled,
HappyEyeballsV3EnabledPolicyTest,
::testing::Values(/*policy::key::kHappyEyeballsV3Enabled=*/false));
INSTANTIATE_TEST_SUITE_P(
NotSet,
HappyEyeballsV3EnabledPolicyTest,
::testing::Values(
/*policy::key::kHappyEyeballsV3Enabled=*/std::nullopt));
} // namespace policy
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