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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/network/host_resolver_impl_chromeos.h"
#include "base/location.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/run_loop.h"
#include "base/single_thread_task_runner.h"
#include "base/strings/stringprintf.h"
#include "base/thread_task_runner_handle.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "chromeos/dbus/shill_device_client.h"
#include "chromeos/dbus/shill_ipconfig_client.h"
#include "chromeos/dbus/shill_service_client.h"
#include "chromeos/network/device_state.h"
#include "chromeos/network/network_state.h"
#include "chromeos/network/network_state_handler.h"
#include "dbus/object_path.h"
#include "net/base/net_errors.h"
#include "net/base/network_interfaces.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace {
const char kTestIPv4Address[] = "1.2.3.4";
const char kTestIPv6Address[] = "1:2:3:4:5:6:7:8";
void DoNothingWithCallStatus(chromeos::DBusMethodCallStatus call_status) {}
void ErrorCallbackFunction(const std::string& error_name,
const std::string& error_message) {
LOG(ERROR) << "Shill Error: " << error_name << " : " << error_message;
}
void ResolveCompletionCallback(int result) {}
} // namespace
class HostResolverImplChromeOSTest : public testing::Test {
public:
HostResolverImplChromeOSTest() {}
~HostResolverImplChromeOSTest() override {}
void SetUp() override {
chromeos::DBusThreadManager::Initialize();
network_state_handler_.reset(
chromeos::NetworkStateHandler::InitializeForTest());
base::RunLoop().RunUntilIdle();
const chromeos::NetworkState* default_network =
network_state_handler_->DefaultNetwork();
ASSERT_TRUE(default_network);
const chromeos::DeviceState* default_device =
network_state_handler_->GetDeviceState(default_network->device_path());
ASSERT_TRUE(default_device);
SetDefaultIPConfigs(default_device->path());
// Create the host resolver from the IO message loop.
io_message_loop_.PostTask(
FROM_HERE,
base::Bind(&HostResolverImplChromeOSTest::InitializeHostResolver,
base::Unretained(this)));
io_message_loop_.RunUntilIdle();
// Run the main message loop to create the network observer and initialize
// the ip address values.
base::RunLoop().RunUntilIdle();
}
void TearDown() override {
network_state_handler_.reset();
chromeos::DBusThreadManager::Shutdown();
}
protected:
// Run from main (UI) message loop, calls Resolve on IO message loop.
int CallResolve(net::HostResolver::RequestInfo& info) {
io_message_loop_.task_runner()->PostTask(
FROM_HERE, base::Bind(&HostResolverImplChromeOSTest::Resolve,
base::Unretained(this), info));
io_message_loop_.RunUntilIdle();
return result_;
}
net::AddressList addresses_;
int result_;
private:
// Run from IO message loop.
void InitializeHostResolver() {
net::HostResolver::Options options;
host_resolver_ =
chromeos::HostResolverImplChromeOS::CreateHostResolverForTest(
base::ThreadTaskRunnerHandle::Get(), network_state_handler_.get());
}
// Run from IO message loop.
void Resolve(net::HostResolver::RequestInfo info) {
result_ = host_resolver_->Resolve(
info,
net::DEFAULT_PRIORITY,
&addresses_,
base::Bind(&ResolveCompletionCallback),
NULL,
net_log_);
}
void SetDefaultIPConfigs(const std::string& default_device_path) {
const std::string kTestIPv4ConfigPath("test_ip_v4_config_path");
const std::string kTestIPv6ConfigPath("test_ip_v6_config_path");
SetIPConfig(kTestIPv4ConfigPath, shill::kTypeIPv4, kTestIPv4Address);
SetIPConfig(kTestIPv6ConfigPath, shill::kTypeIPv6, kTestIPv6Address);
base::RunLoop().RunUntilIdle();
base::ListValue ip_configs;
ip_configs.AppendString(kTestIPv4ConfigPath);
ip_configs.AppendString(kTestIPv6ConfigPath);
chromeos::DBusThreadManager::Get()->GetShillDeviceClient()->SetProperty(
dbus::ObjectPath(default_device_path),
shill::kIPConfigsProperty,
ip_configs,
base::Bind(&base::DoNothing),
base::Bind(&ErrorCallbackFunction));
base::RunLoop().RunUntilIdle();
}
void SetIPConfig(const std::string& path,
const std::string& method,
const std::string& address) {
chromeos::DBusThreadManager::Get()->GetShillIPConfigClient()->SetProperty(
dbus::ObjectPath(path),
shill::kAddressProperty,
base::StringValue(address),
base::Bind(&DoNothingWithCallStatus));
chromeos::DBusThreadManager::Get()->GetShillIPConfigClient()->SetProperty(
dbus::ObjectPath(path),
shill::kMethodProperty,
base::StringValue(method),
base::Bind(&DoNothingWithCallStatus));
}
scoped_ptr<chromeos::NetworkStateHandler> network_state_handler_;
scoped_ptr<net::HostResolver> host_resolver_;
base::MessageLoop io_message_loop_;
net::BoundNetLog net_log_;
DISALLOW_COPY_AND_ASSIGN(HostResolverImplChromeOSTest);
};
TEST_F(HostResolverImplChromeOSTest, Resolve) {
net::HostResolver::RequestInfo info(
net::HostPortPair(net::GetHostName(), 80));
info.set_address_family(net::ADDRESS_FAMILY_IPV4);
info.set_is_my_ip_address(true);
EXPECT_EQ(net::OK, CallResolve(info));
ASSERT_EQ(1u, addresses_.size());
std::string expected = base::StringPrintf("%s:%d", kTestIPv4Address, 0);
EXPECT_EQ(expected, addresses_[0].ToString());
info.set_address_family(net::ADDRESS_FAMILY_IPV6);
EXPECT_EQ(net::OK, CallResolve(info));
ASSERT_EQ(2u, addresses_.size());
expected = base::StringPrintf("[%s]:%d", kTestIPv6Address, 0);
EXPECT_EQ(expected, addresses_[0].ToString());
expected = base::StringPrintf("%s:%d", kTestIPv4Address, 0);
EXPECT_EQ(expected, addresses_[1].ToString());
}
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