chrome/browser/prefs/proxy_policy_unittest.cc

   1 // Copyright (c) 2012 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 "base/bind.h"
   6 #include "base/callback.h"
   7 #include "base/command_line.h"
   8 #include "base/memory/ref_counted.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "chrome/browser/prefs/browser_prefs.h"
  11 #include "chrome/browser/prefs/pref_service_mock_factory.h"
  12 #include "chrome/browser/prefs/pref_service_syncable.h"
  13 #include "chrome/browser/prefs/proxy_config_dictionary.h"
  14 #include "chrome/browser/prefs/proxy_prefs.h"
  15 #include "chrome/common/chrome_switches.h"
  16 #include "chrome/common/pref_names.h"
  17 #include "components/policy/core/common/external_data_fetcher.h"
  18 #include "components/policy/core/common/mock_configuration_policy_provider.h"
  19 #include "components/policy/core/common/policy_map.h"
  20 #include "components/policy/core/common/policy_service_impl.h"
  21 #include "components/user_prefs/pref_registry_syncable.h"
  22 #include "policy/policy_constants.h"
  23 #include "testing/gtest/include/gtest/gtest.h"
  24
  25 using ::testing::Return;
  26 using ::testing::_;
  27
  28 namespace policy {
  29
  30 namespace {
  31
  32 void assertProxyMode(const ProxyConfigDictionary& dict,
  33                      ProxyPrefs::ProxyMode expected_mode) {
  34   ProxyPrefs::ProxyMode actual_mode;
  35   ASSERT_TRUE(dict.GetMode(&actual_mode));
  36   EXPECT_EQ(expected_mode, actual_mode);
  37 }
  38
  39 void assertProxyServer(const ProxyConfigDictionary& dict,
  40                        const std::string& expected) {
  41   std::string actual;
  42   if (!expected.empty()) {
  43     ASSERT_TRUE(dict.GetProxyServer(&actual));
  44     EXPECT_EQ(expected, actual);
  45   } else {
  46     EXPECT_FALSE(dict.GetProxyServer(&actual));
  47   }
  48 }
  49
  50 void assertPacUrl(const ProxyConfigDictionary& dict,
  51                   const std::string& expected) {
  52   std::string actual;
  53   if (!expected.empty()) {
  54     ASSERT_TRUE(dict.GetPacUrl(&actual));
  55     EXPECT_EQ(expected, actual);
  56   } else {
  57     EXPECT_FALSE(dict.GetPacUrl(&actual));
  58   }
  59 }
  60
  61 void assertBypassList(const ProxyConfigDictionary& dict,
  62                       const std::string& expected) {
  63   std::string actual;
  64   if (!expected.empty()) {
  65     ASSERT_TRUE(dict.GetBypassList(&actual));
  66     EXPECT_EQ(expected, actual);
  67   } else {
  68     EXPECT_FALSE(dict.GetBypassList(&actual));
  69   }
  70 }
  71
  72 void assertProxyModeWithoutParams(const ProxyConfigDictionary& dict,
  73                                   ProxyPrefs::ProxyMode proxy_mode) {
  74   assertProxyMode(dict, proxy_mode);
  75   assertProxyServer(dict, std::string());
  76   assertPacUrl(dict, std::string());
  77   assertBypassList(dict, std::string());
  78 }
  79
  80 }  // namespace
  81
  82 class ProxyPolicyTest : public testing::Test {
  83  protected:
  84   ProxyPolicyTest()
  85       : command_line_(CommandLine::NO_PROGRAM) {}
  86
  87   virtual void SetUp() OVERRIDE {
  88     EXPECT_CALL(provider_, IsInitializationComplete(_))
  89         .WillRepeatedly(Return(true));
  90
  91     PolicyServiceImpl::Providers providers;
  92     providers.push_back(&provider_);
  93     policy_service_.reset(new PolicyServiceImpl(providers));
  94     provider_.Init();
  95   }
  96
  97   virtual void TearDown() OVERRIDE {
  98     provider_.Shutdown();
  99   }
 100
 101   scoped_ptr<PrefService> CreatePrefService(bool with_managed_policies) {
 102     PrefServiceMockFactory factory;
 103     factory.SetCommandLine(&command_line_);
 104     if (with_managed_policies)
 105       factory.SetManagedPolicies(policy_service_.get());
 106     scoped_refptr<user_prefs::PrefRegistrySyncable> registry(
 107         new user_prefs::PrefRegistrySyncable);
 108     scoped_ptr<PrefServiceSyncable> prefs =
 109         factory.CreateSyncable(registry.get());
 110     chrome::RegisterUserProfilePrefs(registry.get());
 111     return prefs.PassAs<PrefService>();
 112   }
 113
 114   base::MessageLoop loop_;
 115   CommandLine command_line_;
 116   MockConfigurationPolicyProvider provider_;
 117   scoped_ptr<PolicyServiceImpl> policy_service_;
 118 };
 119
 120 TEST_F(ProxyPolicyTest, OverridesCommandLineOptions) {
 121   command_line_.AppendSwitchASCII(switches::kProxyBypassList, "123");
 122   command_line_.AppendSwitchASCII(switches::kProxyServer, "789");
 123   base::Value* mode_name = base::Value::CreateStringValue(
 124       ProxyPrefs::kFixedServersProxyModeName);
 125   PolicyMap policy;
 126   policy.Set(key::kProxyMode, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
 127              mode_name, NULL);
 128   policy.Set(key::kProxyBypassList, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
 129              base::Value::CreateStringValue("abc"), NULL);
 130   policy.Set(key::kProxyServer, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
 131              base::Value::CreateStringValue("ghi"), NULL);
 132   provider_.UpdateChromePolicy(policy);
 133
 134   // First verify that command-line options are set correctly when
 135   // there is no policy in effect.
 136   scoped_ptr<PrefService> prefs(CreatePrefService(false));
 137   ProxyConfigDictionary dict(prefs->GetDictionary(prefs::kProxy));
 138   assertProxyMode(dict, ProxyPrefs::MODE_FIXED_SERVERS);
 139   assertProxyServer(dict, "789");
 140   assertPacUrl(dict, std::string());
 141   assertBypassList(dict, "123");
 142
 143   // Try a second time time with the managed PrefStore in place, the
 144   // manual proxy policy should have removed all traces of the command
 145   // line and replaced them with the policy versions.
 146   prefs = CreatePrefService(true);
 147   ProxyConfigDictionary dict2(prefs->GetDictionary(prefs::kProxy));
 148   assertProxyMode(dict2, ProxyPrefs::MODE_FIXED_SERVERS);
 149   assertProxyServer(dict2, "ghi");
 150   assertPacUrl(dict2, std::string());
 151   assertBypassList(dict2, "abc");
 152 }
 153
 154 TEST_F(ProxyPolicyTest, OverridesUnrelatedCommandLineOptions) {
 155   command_line_.AppendSwitchASCII(switches::kProxyBypassList, "123");
 156   command_line_.AppendSwitchASCII(switches::kProxyServer, "789");
 157   base::Value* mode_name = base::Value::CreateStringValue(
 158       ProxyPrefs::kAutoDetectProxyModeName);
 159   PolicyMap policy;
 160   policy.Set(key::kProxyMode, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
 161              mode_name, NULL);
 162   provider_.UpdateChromePolicy(policy);
 163
 164   // First verify that command-line options are set correctly when
 165   // there is no policy in effect.
 166   scoped_ptr<PrefService> prefs = CreatePrefService(false);
 167   ProxyConfigDictionary dict(prefs->GetDictionary(prefs::kProxy));
 168   assertProxyMode(dict, ProxyPrefs::MODE_FIXED_SERVERS);
 169   assertProxyServer(dict, "789");
 170   assertPacUrl(dict, std::string());
 171   assertBypassList(dict, "123");
 172
 173   // Try a second time time with the managed PrefStore in place, the
 174   // no proxy policy should have removed all traces of the command
 175   // line proxy settings, even though they were not the specific one
 176   // set in policy.
 177   prefs = CreatePrefService(true);
 178   ProxyConfigDictionary dict2(prefs->GetDictionary(prefs::kProxy));
 179   assertProxyModeWithoutParams(dict2, ProxyPrefs::MODE_AUTO_DETECT);
 180 }
 181
 182 TEST_F(ProxyPolicyTest, OverridesCommandLineNoProxy) {
 183   command_line_.AppendSwitch(switches::kNoProxyServer);
 184   base::Value* mode_name = base::Value::CreateStringValue(
 185       ProxyPrefs::kAutoDetectProxyModeName);
 186   PolicyMap policy;
 187   policy.Set(key::kProxyMode, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
 188              mode_name, NULL);
 189   provider_.UpdateChromePolicy(policy);
 190
 191   // First verify that command-line options are set correctly when
 192   // there is no policy in effect.
 193   scoped_ptr<PrefService> prefs = CreatePrefService(false);
 194   ProxyConfigDictionary dict(prefs->GetDictionary(prefs::kProxy));
 195   assertProxyModeWithoutParams(dict, ProxyPrefs::MODE_DIRECT);
 196
 197   // Try a second time time with the managed PrefStore in place, the
 198   // auto-detect should be overridden. The default pref store must be
 199   // in place with the appropriate default value for this to work.
 200   prefs = CreatePrefService(true);
 201   ProxyConfigDictionary dict2(prefs->GetDictionary(prefs::kProxy));
 202   assertProxyModeWithoutParams(dict2, ProxyPrefs::MODE_AUTO_DETECT);
 203 }
 204
 205 TEST_F(ProxyPolicyTest, OverridesCommandLineAutoDetect) {
 206   command_line_.AppendSwitch(switches::kProxyAutoDetect);
 207   base::Value* mode_name = base::Value::CreateStringValue(
 208       ProxyPrefs::kDirectProxyModeName);
 209   PolicyMap policy;
 210   policy.Set(key::kProxyMode, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
 211              mode_name, NULL);
 212   provider_.UpdateChromePolicy(policy);
 213
 214   // First verify that the auto-detect is set if there is no managed
 215   // PrefStore.
 216   scoped_ptr<PrefService> prefs = CreatePrefService(false);
 217   ProxyConfigDictionary dict(prefs->GetDictionary(prefs::kProxy));
 218   assertProxyModeWithoutParams(dict, ProxyPrefs::MODE_AUTO_DETECT);
 219
 220   // Try a second time time with the managed PrefStore in place, the
 221   // auto-detect should be overridden. The default pref store must be
 222   // in place with the appropriate default value for this to work.
 223   prefs = CreatePrefService(true);
 224   ProxyConfigDictionary dict2(prefs->GetDictionary(prefs::kProxy));
 225   assertProxyModeWithoutParams(dict2, ProxyPrefs::MODE_DIRECT);
 226 }
 227
 228 }  // namespace policy