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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 "base/strings/stringprintf.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/dns/mock_host_resolver.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 IPv6ReachabilityOverridePolicyTest : public PolicyTest {
public:
IPv6ReachabilityOverridePolicyTest() = default;
~IPv6ReachabilityOverridePolicyTest() override = default;
void SetUpOnMainThread() override {
PolicyTest::SetUpOnMainThread();
// Clear host resolver's rules as PolicyTest::SetUpOnMainThread() adds a
// wildcard rule to resolve 127.0.0.1.
host_resolver()->ClearRules();
host_resolver()->AddRule("ipv6.test", "::1");
embedded_test_server()->ServeFilesFromSourceDirectory("content/test/data");
ASSERT_TRUE(embedded_test_server()->Start(/*port=*/0, /*address=*/"::1"));
}
protected:
void SimulateIPv6ProbeFailure() {
mojo::Remote<network::mojom::NetworkServiceTest> network_service_test;
content::GetNetworkService()->BindTestInterfaceForTesting(
network_service_test.BindNewPipeAndPassReceiver());
base::RunLoop loop;
network_service_test->SetIPv6ProbeResult(false, loop.QuitClosure());
loop.Run();
}
int LoadIPv6OnlyRequest() {
GURL url(base::StringPrintf("http://ipv6.test:%hu/empty.html",
embedded_test_server()->port()));
return content::LoadBasicRequest(
browser()->profile()->GetDefaultStoragePartition()->GetNetworkContext(),
url);
}
};
IN_PROC_BROWSER_TEST_F(IPv6ReachabilityOverridePolicyTest, EnableOverride) {
SimulateIPv6ProbeFailure();
int rv = LoadIPv6OnlyRequest();
EXPECT_EQ(rv, net::ERR_NAME_NOT_RESOLVED);
PolicyMap policies;
policies.Set(key::kIPv6ReachabilityOverrideEnabled, POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_MACHINE, POLICY_SOURCE_CLOUD, base::Value(true),
/*external_data_fetcher=*/nullptr);
UpdateProviderPolicy(policies);
rv = LoadIPv6OnlyRequest();
EXPECT_EQ(rv, net::OK);
}
} // namespace policy
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