host_resolver_impl_chromeos_unittest.cc revision 116680a4aac90f2aa7413d9095a592090648e557 
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
23namespace {
24
25const char kTestIPv4Address[] = "1.2.3.4";
26const char kTestIPv6Address[] = "1:2:3:4:5:6:7:8";
27
28void DoNothingWithCallStatus(chromeos::DBusMethodCallStatus call_status) {}
29void ErrorCallbackFunction(const std::string& error_name,
30                           const std::string& error_message) {
31  LOG(ERROR) << "Shill Error: " << error_name << " : " << error_message;
32}
33void ResolveCompletionCallback(int result) {}
34
35}  // namespace
36
37class HostResolverImplChromeOSTest : public testing::Test {
38 public:
39  HostResolverImplChromeOSTest() {}
40
41  virtual ~HostResolverImplChromeOSTest() {}
42
43  virtual void SetUp() OVERRIDE {
44    chromeos::DBusThreadManager::InitializeWithStub();
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  virtual 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
155TEST_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}
173