1 // Copyright 2013 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/strings/utf_string_conversions.h" 6 #include "extensions/browser/management_policy.h" 7 #include "extensions/browser/test_management_policy.h" 8 #include "testing/gtest/include/gtest/gtest.h" 9 10 typedef extensions::TestManagementPolicyProvider TestProvider; 11 using extensions::Extension; 12 13 class ManagementPolicyTest : public testing::Test { 14 public: 15 virtual void SetUp() { 16 allow_all_.SetProhibitedActions(TestProvider::ALLOW_ALL); 17 no_modify_status_.SetProhibitedActions( 18 TestProvider::PROHIBIT_MODIFY_STATUS); 19 no_load_.SetProhibitedActions(TestProvider::PROHIBIT_LOAD); 20 must_remain_enabled_.SetProhibitedActions( 21 TestProvider::MUST_REMAIN_ENABLED); 22 must_remain_disabled_.SetProhibitedActions( 23 TestProvider::MUST_REMAIN_DISABLED); 24 must_remain_disabled_.SetDisableReason(Extension::DISABLE_SIDELOAD_WIPEOUT); 25 restrict_all_.SetProhibitedActions(TestProvider::PROHIBIT_MODIFY_STATUS | 26 TestProvider::PROHIBIT_LOAD | 27 TestProvider::MUST_REMAIN_ENABLED); 28 } 29 30 protected: 31 extensions::ManagementPolicy policy_; 32 33 TestProvider allow_all_; 34 TestProvider no_modify_status_; 35 TestProvider no_load_; 36 TestProvider must_remain_enabled_; 37 TestProvider must_remain_disabled_; 38 TestProvider restrict_all_; 39 }; 40 41 TEST_F(ManagementPolicyTest, RegisterAndUnregister) { 42 EXPECT_EQ(0, policy_.GetNumProviders()); 43 policy_.RegisterProvider(&allow_all_); 44 EXPECT_EQ(1, policy_.GetNumProviders()); 45 policy_.RegisterProvider(&allow_all_); 46 EXPECT_EQ(1, policy_.GetNumProviders()); 47 48 policy_.RegisterProvider(&no_modify_status_); 49 EXPECT_EQ(2, policy_.GetNumProviders()); 50 policy_.UnregisterProvider(&allow_all_); 51 EXPECT_EQ(1, policy_.GetNumProviders()); 52 policy_.UnregisterProvider(&allow_all_); 53 EXPECT_EQ(1, policy_.GetNumProviders()); 54 policy_.UnregisterProvider(&no_modify_status_); 55 EXPECT_EQ(0, policy_.GetNumProviders()); 56 57 policy_.RegisterProvider(&allow_all_); 58 policy_.RegisterProvider(&no_modify_status_); 59 EXPECT_EQ(2, policy_.GetNumProviders()); 60 policy_.UnregisterAllProviders(); 61 EXPECT_EQ(0, policy_.GetNumProviders()); 62 } 63 64 TEST_F(ManagementPolicyTest, UserMayLoad) { 65 // No providers registered. 66 base::string16 error; 67 // The extension and location are irrelevant to the 68 // TestManagementPolicyProviders. 69 EXPECT_TRUE(policy_.UserMayLoad(NULL, &error)); 70 EXPECT_TRUE(error.empty()); 71 72 // One provider, no relevant restriction. 73 policy_.RegisterProvider(&no_modify_status_); 74 EXPECT_TRUE(policy_.UserMayLoad(NULL, &error)); 75 EXPECT_TRUE(error.empty()); 76 77 // Two providers, no relevant restrictions. 78 policy_.RegisterProvider(&must_remain_enabled_); 79 EXPECT_TRUE(policy_.UserMayLoad(NULL, &error)); 80 EXPECT_TRUE(error.empty()); 81 82 // Three providers, one with a relevant restriction. 83 policy_.RegisterProvider(&no_load_); 84 EXPECT_FALSE(policy_.UserMayLoad(NULL, &error)); 85 EXPECT_FALSE(error.empty()); 86 87 // Remove the restriction. 88 policy_.UnregisterProvider(&no_load_); 89 error.clear(); 90 EXPECT_TRUE(policy_.UserMayLoad(NULL, &error)); 91 EXPECT_TRUE(error.empty()); 92 } 93 TEST_F(ManagementPolicyTest, UserMayModifySettings) { 94 // No providers registered. 95 base::string16 error; 96 EXPECT_TRUE(policy_.UserMayModifySettings(NULL, &error)); 97 EXPECT_TRUE(error.empty()); 98 99 // One provider, no relevant restriction. 100 policy_.RegisterProvider(&allow_all_); 101 EXPECT_TRUE(policy_.UserMayModifySettings(NULL, &error)); 102 EXPECT_TRUE(error.empty()); 103 104 // Two providers, no relevant restrictions. 105 policy_.RegisterProvider(&no_load_); 106 EXPECT_TRUE(policy_.UserMayModifySettings(NULL, &error)); 107 EXPECT_TRUE(error.empty()); 108 109 // Three providers, one with a relevant restriction. 110 policy_.RegisterProvider(&no_modify_status_); 111 EXPECT_FALSE(policy_.UserMayModifySettings(NULL, &error)); 112 EXPECT_FALSE(error.empty()); 113 114 // Remove the restriction. 115 policy_.UnregisterProvider(&no_modify_status_); 116 error.clear(); 117 EXPECT_TRUE(policy_.UserMayModifySettings(NULL, &error)); 118 EXPECT_TRUE(error.empty()); 119 } 120 121 TEST_F(ManagementPolicyTest, MustRemainEnabled) { 122 // No providers registered. 123 base::string16 error; 124 EXPECT_FALSE(policy_.MustRemainEnabled(NULL, &error)); 125 EXPECT_TRUE(error.empty()); 126 127 // One provider, no relevant restriction. 128 policy_.RegisterProvider(&allow_all_); 129 EXPECT_FALSE(policy_.MustRemainEnabled(NULL, &error)); 130 EXPECT_TRUE(error.empty()); 131 132 // Two providers, no relevant restrictions. 133 policy_.RegisterProvider(&no_modify_status_); 134 EXPECT_FALSE(policy_.MustRemainEnabled(NULL, &error)); 135 EXPECT_TRUE(error.empty()); 136 137 // Three providers, one with a relevant restriction. 138 policy_.RegisterProvider(&must_remain_enabled_); 139 EXPECT_TRUE(policy_.MustRemainEnabled(NULL, &error)); 140 EXPECT_FALSE(error.empty()); 141 142 // Remove the restriction. 143 policy_.UnregisterProvider(&must_remain_enabled_); 144 error.clear(); 145 EXPECT_FALSE(policy_.MustRemainEnabled(NULL, &error)); 146 EXPECT_TRUE(error.empty()); 147 } 148 149 TEST_F(ManagementPolicyTest, MustRemainDisabled) { 150 // No providers registered. 151 base::string16 error; 152 EXPECT_FALSE(policy_.MustRemainDisabled(NULL, NULL, &error)); 153 EXPECT_TRUE(error.empty()); 154 155 // One provider, no relevant restriction. 156 policy_.RegisterProvider(&allow_all_); 157 EXPECT_FALSE(policy_.MustRemainDisabled(NULL, NULL, &error)); 158 EXPECT_TRUE(error.empty()); 159 160 // Two providers, no relevant restrictions. 161 policy_.RegisterProvider(&no_modify_status_); 162 EXPECT_FALSE(policy_.MustRemainDisabled(NULL, NULL, &error)); 163 EXPECT_TRUE(error.empty()); 164 165 // Three providers, one with a relevant restriction. 166 Extension::DisableReason reason = Extension::DISABLE_NONE; 167 policy_.RegisterProvider(&must_remain_disabled_); 168 EXPECT_TRUE(policy_.MustRemainDisabled(NULL, &reason, &error)); 169 EXPECT_FALSE(error.empty()); 170 EXPECT_EQ(Extension::DISABLE_SIDELOAD_WIPEOUT, reason); 171 172 // Remove the restriction. 173 policy_.UnregisterProvider(&must_remain_disabled_); 174 error.clear(); 175 EXPECT_FALSE(policy_.MustRemainDisabled(NULL, NULL, &error)); 176 EXPECT_TRUE(error.empty()); 177 } 178 179 // Tests error handling in the ManagementPolicy. 180 TEST_F(ManagementPolicyTest, ErrorHandling) { 181 // The error parameter should be unchanged if no restriction was found. 182 std::string original_error = "Ceci est en effet une erreur."; 183 base::string16 original_error16 = base::UTF8ToUTF16(original_error); 184 base::string16 error = original_error16; 185 EXPECT_TRUE(policy_.UserMayLoad(NULL, &error)); 186 EXPECT_EQ(original_error, base::UTF16ToUTF8(error)); 187 EXPECT_TRUE(policy_.UserMayModifySettings(NULL, &error)); 188 EXPECT_EQ(original_error, base::UTF16ToUTF8(error)); 189 EXPECT_FALSE(policy_.MustRemainEnabled(NULL, &error)); 190 EXPECT_EQ(original_error, base::UTF16ToUTF8(error)); 191 192 // Ensure no crashes if no error message was requested. 193 EXPECT_TRUE(policy_.UserMayLoad(NULL, NULL)); 194 EXPECT_TRUE(policy_.UserMayModifySettings(NULL, NULL)); 195 EXPECT_FALSE(policy_.MustRemainEnabled(NULL, NULL)); 196 policy_.RegisterProvider(&restrict_all_); 197 EXPECT_FALSE(policy_.UserMayLoad(NULL, NULL)); 198 EXPECT_FALSE(policy_.UserMayModifySettings(NULL, NULL)); 199 EXPECT_TRUE(policy_.MustRemainEnabled(NULL, NULL)); 200 201 // Make sure returned error is correct. 202 error = original_error16; 203 EXPECT_FALSE(policy_.UserMayLoad(NULL, &error)); 204 EXPECT_EQ(base::UTF8ToUTF16(TestProvider::expected_error()), error); 205 error = original_error16; 206 EXPECT_FALSE(policy_.UserMayModifySettings(NULL, &error)); 207 EXPECT_EQ(base::UTF8ToUTF16(TestProvider::expected_error()), error); 208 error = original_error16; 209 EXPECT_TRUE(policy_.MustRemainEnabled(NULL, &error)); 210 EXPECT_EQ(base::UTF8ToUTF16(TestProvider::expected_error()), error); 211 } 212
