chromeos/network/host_resolver_impl_chromeos_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromeos/network/host_resolver_impl_chromeos.h"
   6
   7 #include "base/memory/scoped_ptr.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "base/run_loop.h"
  10 #include "base/strings/stringprintf.h"
  11 #include "chromeos/dbus/dbus_thread_manager.h"
  12 #include "chromeos/dbus/shill_device_client.h"
  13 #include "chromeos/dbus/shill_ipconfig_client.h"
  14 #include "chromeos/dbus/shill_service_client.h"
  15 #include "chromeos/network/device_state.h"
  16 #include "chromeos/network/network_state.h"
  17 #include "chromeos/network/network_state_handler.h"
  18 #include "dbus/object_path.h"
  19 #include "net/base/net_errors.h"
  20 #include "testing/gtest/include/gtest/gtest.h"
  21 #include "third_party/cros_system_api/dbus/service_constants.h"
  22
  23 namespace {
  24
  25 const char kTestIPv4Address[] = "1.2.3.4";
  26 const char kTestIPv6Address[] = "1:2:3:4:5:6:7:8";
  27
  28 void DoNothingWithCallStatus(chromeos::DBusMethodCallStatus call_status) {}
  29 void ErrorCallbackFunction(const std::string& error_name,
  30                            const std::string& error_message) {
  31   LOG(ERROR) << "Shill Error: " << error_name << " : " << error_message;
  32 }
  33 void ResolveCompletionCallback(int result) {}
  34
  35 }  // namespace
  36
  37 class HostResolverImplChromeOSTest : public testing::Test {
  38  public:
  39   HostResolverImplChromeOSTest() {}
  40
  41   ~HostResolverImplChromeOSTest() override {}
  42
  43   void SetUp() override {
  44     chromeos::DBusThreadManager::Initialize();
  45
  46     network_state_handler_.reset(
  47         chromeos::NetworkStateHandler::InitializeForTest());
  48     base::RunLoop().RunUntilIdle();
  49
  50     const chromeos::NetworkState* default_network =
  51         network_state_handler_->DefaultNetwork();
  52     ASSERT_TRUE(default_network);
  53     const chromeos::DeviceState* default_device =
  54         network_state_handler_->GetDeviceState(default_network->device_path());
  55     ASSERT_TRUE(default_device);
  56     SetDefaultIPConfigs(default_device->path());
  57
  58     // Create the host resolver from the IO message loop.
  59     io_message_loop_.PostTask(
  60         FROM_HERE,
  61         base::Bind(&HostResolverImplChromeOSTest::InitializeHostResolver,
  62                    base::Unretained(this)));
  63     io_message_loop_.RunUntilIdle();
  64
  65     // Run the main message loop to create the network observer and initialize
  66     // the ip address values.
  67     base::RunLoop().RunUntilIdle();
  68   }
  69
  70   void TearDown() override {
  71     network_state_handler_.reset();
  72     chromeos::DBusThreadManager::Shutdown();
  73   }
  74
  75  protected:
  76   // Run from main (UI) message loop, calls Resolve on IO message loop.
  77   int CallResolve(net::HostResolver::RequestInfo& info) {
  78     io_message_loop_.PostTask(
  79         FROM_HERE,
  80         base::Bind(&HostResolverImplChromeOSTest::Resolve,
  81                    base::Unretained(this),
  82                    info));
  83     io_message_loop_.RunUntilIdle();
  84     return result_;
  85   }
  86
  87   net::AddressList addresses_;
  88   int result_;
  89
  90  private:
  91   // Run from IO message loop.
  92   void InitializeHostResolver() {
  93     net::HostResolver::Options options;
  94     host_resolver_ =
  95         chromeos::HostResolverImplChromeOS::CreateHostResolverForTest(
  96             base::MessageLoopProxy::current(),
  97             network_state_handler_.get());
  98   }
  99
 100   // Run from IO message loop.
 101   void Resolve(net::HostResolver::RequestInfo info) {
 102     result_ = host_resolver_->Resolve(
 103         info,
 104         net::DEFAULT_PRIORITY,
 105         &addresses_,
 106         base::Bind(&ResolveCompletionCallback),
 107         NULL,
 108         net_log_);
 109   }
 110
 111   void SetDefaultIPConfigs(const std::string& default_device_path) {
 112     const std::string kTestIPv4ConfigPath("test_ip_v4_config_path");
 113     const std::string kTestIPv6ConfigPath("test_ip_v6_config_path");
 114
 115     SetIPConfig(kTestIPv4ConfigPath, shill::kTypeIPv4, kTestIPv4Address);
 116     SetIPConfig(kTestIPv6ConfigPath, shill::kTypeIPv6, kTestIPv6Address);
 117     base::RunLoop().RunUntilIdle();
 118
 119     base::ListValue ip_configs;
 120     ip_configs.AppendString(kTestIPv4ConfigPath);
 121     ip_configs.AppendString(kTestIPv6ConfigPath);
 122
 123     chromeos::DBusThreadManager::Get()->GetShillDeviceClient()->SetProperty(
 124         dbus::ObjectPath(default_device_path),
 125         shill::kIPConfigsProperty,
 126         ip_configs,
 127         base::Bind(&base::DoNothing),
 128         base::Bind(&ErrorCallbackFunction));
 129     base::RunLoop().RunUntilIdle();
 130   }
 131
 132   void SetIPConfig(const std::string& path,
 133                    const std::string& method,
 134                    const std::string& address) {
 135     chromeos::DBusThreadManager::Get()->GetShillIPConfigClient()->SetProperty(
 136         dbus::ObjectPath(path),
 137         shill::kAddressProperty,
 138         base::StringValue(address),
 139         base::Bind(&DoNothingWithCallStatus));
 140     chromeos::DBusThreadManager::Get()->GetShillIPConfigClient()->SetProperty(
 141         dbus::ObjectPath(path),
 142         shill::kMethodProperty,
 143         base::StringValue(method),
 144         base::Bind(&DoNothingWithCallStatus));
 145   }
 146
 147   scoped_ptr<chromeos::NetworkStateHandler> network_state_handler_;
 148   scoped_ptr<net::HostResolver> host_resolver_;
 149   base::MessageLoop io_message_loop_;
 150   net::BoundNetLog net_log_;
 151
 152   DISALLOW_COPY_AND_ASSIGN(HostResolverImplChromeOSTest);
 153 };
 154
 155 TEST_F(HostResolverImplChromeOSTest, Resolve) {
 156   net::HostResolver::RequestInfo info(
 157       net::HostPortPair(net::GetHostName(), 80));
 158   info.set_address_family(net::ADDRESS_FAMILY_IPV4);
 159   info.set_is_my_ip_address(true);
 160   EXPECT_EQ(net::OK, CallResolve(info));
 161   ASSERT_EQ(1u, addresses_.size());
 162   std::string expected = base::StringPrintf("%s:%d", kTestIPv4Address, 0);
 163   EXPECT_EQ(expected, addresses_[0].ToString());
 164
 165   info.set_address_family(net::ADDRESS_FAMILY_IPV6);
 166   EXPECT_EQ(net::OK, CallResolve(info));
 167   ASSERT_EQ(2u, addresses_.size());
 168   expected = base::StringPrintf("[%s]:%d", kTestIPv6Address, 0);
 169   EXPECT_EQ(expected, addresses_[0].ToString());
 170   expected = base::StringPrintf("%s:%d", kTestIPv4Address, 0);
 171   EXPECT_EQ(expected, addresses_[1].ToString());
 172 }