chrome/common/extensions/permissions/permission_set_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/command_line.h"
   6 #include "base/json/json_file_value_serializer.h"
   7 #include "base/logging.h"
   8 #include "base/strings/string_number_conversions.h"
   9 #include "base/strings/stringprintf.h"
  10 #include "base/strings/utf_string_conversions.h"
  11 #include "chrome/common/chrome_paths.h"
  12 #include "chrome/common/chrome_switches.h"
  13 #include "chrome/common/extensions/extension_test_util.h"
  14 #include "chrome/common/extensions/features/feature_channel.h"
  15 #include "chrome/common/extensions/permissions/chrome_permission_message_provider.h"
  16 #include "chrome/grit/generated_resources.h"
  17 #include "extensions/common/error_utils.h"
  18 #include "extensions/common/extension.h"
  19 #include "extensions/common/extension_builder.h"
  20 #include "extensions/common/permissions/permission_message_provider.h"
  21 #include "extensions/common/permissions/permission_message_test_util.h"
  22 #include "extensions/common/permissions/permission_message_util.h"
  23 #include "extensions/common/permissions/permission_set.h"
  24 #include "extensions/common/permissions/permissions_data.h"
  25 #include "extensions/common/permissions/permissions_info.h"
  26 #include "extensions/common/permissions/socket_permission.h"
  27 #include "extensions/common/value_builder.h"
  28 #include "extensions/strings/grit/extensions_strings.h"
  29 #include "testing/gtest/include/gtest/gtest.h"
  30 #include "ui/base/l10n/l10n_util.h"
  31
  32 using extension_test_util::LoadManifest;
  33
  34 namespace extensions {
  35
  36 namespace {
  37
  38 static void AddPattern(URLPatternSet* extent, const std::string& pattern) {
  39   int schemes = URLPattern::SCHEME_ALL;
  40   extent->AddPattern(URLPattern(schemes, pattern));
  41 }
  42
  43 size_t IndexOf(const PermissionMessageStrings& warnings,
  44                const std::string& warning) {
  45   for (size_t i = 0; i < warnings.size(); ++i) {
  46     if (warnings[i].message == base::ASCIIToUTF16(warning))
  47       return i;
  48   }
  49
  50   return warnings.size();
  51 }
  52
  53 PermissionIDSet MakePermissionIDSet(APIPermission::ID id1,
  54                                     APIPermission::ID id2) {
  55   PermissionIDSet set;
  56   set.insert(id1);
  57   set.insert(id2);
  58   return set;
  59 }
  60
  61 PermissionIDSet MakePermissionIDSet(const APIPermissionSet& permissions) {
  62   PermissionIDSet set;
  63   for (const APIPermission* permission : permissions)
  64     set.insert(permission->id());
  65   return set;
  66 }
  67
  68 std::string LegacyPermissionIDsToString(const PermissionMessageIDs& ids) {
  69   std::vector<std::string> strs;
  70   for (const PermissionMessage::ID& id : ids)
  71     strs.push_back(base::IntToString(id));
  72   return base::StringPrintf("[ %s ]", JoinString(strs, ", ").c_str());
  73 }
  74
  75 std::string PermissionIDsToString(const PermissionIDSet& ids) {
  76   std::vector<std::string> strs;
  77   for (const PermissionID& id : ids)
  78     strs.push_back(base::IntToString(id.id()));
  79   return base::StringPrintf("[ %s ]", JoinString(strs, ", ").c_str());
  80 }
  81
  82 std::string CoalescedPermissionIDsToString(
  83     const CoalescedPermissionMessages& msgs) {
  84   std::vector<std::string> strs;
  85   for (const CoalescedPermissionMessage& msg : msgs)
  86     strs.push_back(PermissionIDsToString(msg.permissions()));
  87   return JoinString(strs, " ");
  88 }
  89
  90 // Check that the given |permissions| produce a single warning message,
  91 // identified by |expected_legacy_id| in the old system, and by the set of
  92 // |expected_ids| in the new system.
  93 testing::AssertionResult PermissionSetProducesMessage(
  94     const PermissionSet* permissions,
  95     Manifest::Type extension_type,
  96     PermissionMessage::ID expected_legacy_id,
  97     const PermissionIDSet& expected_ids) {
  98   const PermissionMessageProvider* provider = PermissionMessageProvider::Get();
  99   PermissionMessageIDs legacy_ids =
 100       provider->GetLegacyPermissionMessageIDs(permissions, extension_type);
 101   if (legacy_ids.size() != 1 || expected_legacy_id != legacy_ids[0]) {
 102     return testing::AssertionFailure()
 103            << "Expected single legacy permission ID " << expected_legacy_id
 104            << " but got " << LegacyPermissionIDsToString(legacy_ids);
 105   }
 106
 107   CoalescedPermissionMessages msgs = provider->GetCoalescedPermissionMessages(
 108       provider->GetAllPermissionIDs(permissions, extension_type));
 109   if (msgs.size() != 1) {
 110     return testing::AssertionFailure()
 111            << "Expected single permission message with IDs "
 112            << PermissionIDsToString(expected_ids) << " but got " << msgs.size()
 113            << " messages: " << CoalescedPermissionIDsToString(msgs);
 114   }
 115   if (!msgs.front().permissions().Equals(expected_ids)) {
 116     return testing::AssertionFailure()
 117            << "Expected permission IDs " << PermissionIDsToString(expected_ids)
 118            << " but got " << PermissionIDsToString(msgs.front().permissions());
 119   }
 120
 121   return testing::AssertionSuccess();
 122 }
 123
 124 }  // namespace
 125
 126 // Tests GetByID.
 127 TEST(PermissionsTest, GetByID) {
 128   PermissionsInfo* info = PermissionsInfo::GetInstance();
 129   APIPermissionSet apis = info->GetAll();
 130   for (APIPermissionSet::const_iterator i = apis.begin();
 131        i != apis.end(); ++i) {
 132     EXPECT_EQ(i->id(), i->info()->id());
 133   }
 134 }
 135
 136 // Tests that GetByName works with normal permission names and aliases.
 137 TEST(PermissionsTest, GetByName) {
 138   PermissionsInfo* info = PermissionsInfo::GetInstance();
 139   EXPECT_EQ(APIPermission::kTab, info->GetByName("tabs")->id());
 140   EXPECT_EQ(APIPermission::kManagement,
 141             info->GetByName("management")->id());
 142   EXPECT_FALSE(info->GetByName("alsdkfjasldkfj"));
 143 }
 144
 145 TEST(PermissionsTest, GetAll) {
 146   size_t count = 0;
 147   PermissionsInfo* info = PermissionsInfo::GetInstance();
 148   APIPermissionSet apis = info->GetAll();
 149   for (APIPermissionSet::const_iterator api = apis.begin();
 150        api != apis.end(); ++api) {
 151     // Make sure only the valid permission IDs get returned.
 152     EXPECT_NE(APIPermission::kInvalid, api->id());
 153     EXPECT_NE(APIPermission::kUnknown, api->id());
 154     count++;
 155   }
 156   EXPECT_EQ(count, info->get_permission_count());
 157 }
 158
 159 TEST(PermissionsTest, GetAllByName) {
 160   std::set<std::string> names;
 161   names.insert("background");
 162   names.insert("management");
 163
 164   // This is an alias of kTab
 165   names.insert("windows");
 166
 167   // This unknown name should get dropped.
 168   names.insert("sdlkfjasdlkfj");
 169
 170   APIPermissionSet expected;
 171   expected.insert(APIPermission::kBackground);
 172   expected.insert(APIPermission::kManagement);
 173   expected.insert(APIPermission::kTab);
 174
 175   EXPECT_EQ(expected,
 176             PermissionsInfo::GetInstance()->GetAllByName(names));
 177 }
 178
 179 // Tests that the aliases are properly mapped.
 180 TEST(PermissionsTest, Aliases) {
 181   PermissionsInfo* info = PermissionsInfo::GetInstance();
 182   // tabs: tabs, windows
 183   std::string tabs_name = "tabs";
 184   EXPECT_EQ(tabs_name, info->GetByID(APIPermission::kTab)->name());
 185   EXPECT_EQ(APIPermission::kTab, info->GetByName("tabs")->id());
 186   EXPECT_EQ(APIPermission::kTab, info->GetByName("windows")->id());
 187
 188   // unlimitedStorage: unlimitedStorage, unlimited_storage
 189   std::string storage_name = "unlimitedStorage";
 190   EXPECT_EQ(storage_name, info->GetByID(
 191       APIPermission::kUnlimitedStorage)->name());
 192   EXPECT_EQ(APIPermission::kUnlimitedStorage,
 193             info->GetByName("unlimitedStorage")->id());
 194   EXPECT_EQ(APIPermission::kUnlimitedStorage,
 195             info->GetByName("unlimited_storage")->id());
 196 }
 197
 198 TEST(PermissionsTest, EffectiveHostPermissions) {
 199   scoped_refptr<Extension> extension;
 200   scoped_refptr<const PermissionSet> permissions;
 201
 202   extension = LoadManifest("effective_host_permissions", "empty.json");
 203   permissions = extension->permissions_data()->active_permissions();
 204   EXPECT_EQ(0u,
 205             extension->permissions_data()
 206                 ->GetEffectiveHostPermissions()
 207                 .patterns()
 208                 .size());
 209   EXPECT_FALSE(
 210       permissions->HasEffectiveAccessToURL(GURL("http://www.google.com")));
 211   EXPECT_FALSE(permissions->HasEffectiveAccessToAllHosts());
 212
 213   extension = LoadManifest("effective_host_permissions", "one_host.json");
 214   permissions = extension->permissions_data()->active_permissions();
 215   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(
 216       GURL("http://www.google.com")));
 217   EXPECT_FALSE(permissions->HasEffectiveAccessToURL(
 218       GURL("https://www.google.com")));
 219   EXPECT_FALSE(permissions->HasEffectiveAccessToAllHosts());
 220
 221   extension = LoadManifest("effective_host_permissions",
 222                            "one_host_wildcard.json");
 223   permissions = extension->permissions_data()->active_permissions();
 224   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(GURL("http://google.com")));
 225   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(
 226       GURL("http://foo.google.com")));
 227   EXPECT_FALSE(permissions->HasEffectiveAccessToAllHosts());
 228
 229   extension = LoadManifest("effective_host_permissions", "two_hosts.json");
 230   permissions = extension->permissions_data()->active_permissions();
 231   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(
 232       GURL("http://www.google.com")));
 233   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(
 234       GURL("http://www.reddit.com")));
 235   EXPECT_FALSE(permissions->HasEffectiveAccessToAllHosts());
 236
 237   extension = LoadManifest("effective_host_permissions",
 238                            "https_not_considered.json");
 239   permissions = extension->permissions_data()->active_permissions();
 240   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(GURL("http://google.com")));
 241   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(GURL("https://google.com")));
 242   EXPECT_FALSE(permissions->HasEffectiveAccessToAllHosts());
 243
 244   extension = LoadManifest("effective_host_permissions",
 245                            "two_content_scripts.json");
 246   permissions = extension->permissions_data()->active_permissions();
 247   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(GURL("http://google.com")));
 248   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(
 249       GURL("http://www.reddit.com")));
 250   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(
 251       GURL("http://news.ycombinator.com")));
 252   EXPECT_FALSE(permissions->HasEffectiveAccessToAllHosts());
 253
 254   extension = LoadManifest("effective_host_permissions", "all_hosts.json");
 255   permissions = extension->permissions_data()->active_permissions();
 256   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(GURL("http://test/")));
 257   EXPECT_FALSE(permissions->HasEffectiveAccessToURL(GURL("https://test/")));
 258   EXPECT_TRUE(
 259       permissions->HasEffectiveAccessToURL(GURL("http://www.google.com")));
 260   EXPECT_TRUE(permissions->HasEffectiveAccessToAllHosts());
 261
 262   extension = LoadManifest("effective_host_permissions", "all_hosts2.json");
 263   permissions = extension->permissions_data()->active_permissions();
 264   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(GURL("http://test/")));
 265   EXPECT_TRUE(
 266       permissions->HasEffectiveAccessToURL(GURL("http://www.google.com")));
 267   EXPECT_TRUE(permissions->HasEffectiveAccessToAllHosts());
 268
 269   extension = LoadManifest("effective_host_permissions", "all_hosts3.json");
 270   permissions = extension->permissions_data()->active_permissions();
 271   EXPECT_FALSE(permissions->HasEffectiveAccessToURL(GURL("http://test/")));
 272   EXPECT_TRUE(permissions->HasEffectiveAccessToURL(GURL("https://test/")));
 273   EXPECT_TRUE(
 274       permissions->HasEffectiveAccessToURL(GURL("http://www.google.com")));
 275   EXPECT_TRUE(permissions->HasEffectiveAccessToAllHosts());
 276 }
 277
 278 TEST(PermissionsTest, ExplicitAccessToOrigin) {
 279   APIPermissionSet apis;
 280   ManifestPermissionSet manifest_permissions;
 281   URLPatternSet explicit_hosts;
 282   URLPatternSet scriptable_hosts;
 283
 284   AddPattern(&explicit_hosts, "http://*.google.com/*");
 285   // The explicit host paths should get set to /*.
 286   AddPattern(&explicit_hosts, "http://www.example.com/a/particular/path/*");
 287
 288   scoped_refptr<PermissionSet> perm_set = new PermissionSet(
 289       apis, manifest_permissions, explicit_hosts, scriptable_hosts);
 290   ASSERT_TRUE(perm_set->HasExplicitAccessToOrigin(
 291       GURL("http://www.google.com/")));
 292   ASSERT_TRUE(perm_set->HasExplicitAccessToOrigin(
 293       GURL("http://test.google.com/")));
 294   ASSERT_TRUE(perm_set->HasExplicitAccessToOrigin(
 295       GURL("http://www.example.com")));
 296   ASSERT_TRUE(perm_set->HasEffectiveAccessToURL(
 297       GURL("http://www.example.com")));
 298   ASSERT_FALSE(perm_set->HasExplicitAccessToOrigin(
 299       GURL("http://test.example.com")));
 300 }
 301
 302 TEST(PermissionsTest, CreateUnion) {
 303   APIPermission* permission = NULL;
 304
 305   ManifestPermissionSet manifest_permissions;
 306   APIPermissionSet apis1;
 307   APIPermissionSet apis2;
 308   APIPermissionSet expected_apis;
 309
 310   URLPatternSet explicit_hosts1;
 311   URLPatternSet explicit_hosts2;
 312   URLPatternSet expected_explicit_hosts;
 313
 314   URLPatternSet scriptable_hosts1;
 315   URLPatternSet scriptable_hosts2;
 316   URLPatternSet expected_scriptable_hosts;
 317
 318   URLPatternSet effective_hosts;
 319
 320   scoped_refptr<PermissionSet> set1;
 321   scoped_refptr<PermissionSet> set2;
 322   scoped_refptr<PermissionSet> union_set;
 323
 324   const APIPermissionInfo* permission_info =
 325     PermissionsInfo::GetInstance()->GetByID(APIPermission::kSocket);
 326   permission = permission_info->CreateAPIPermission();
 327   {
 328     scoped_ptr<base::ListValue> value(new base::ListValue());
 329     value->Append(new base::StringValue("tcp-connect:*.example.com:80"));
 330     value->Append(new base::StringValue("udp-bind::8080"));
 331     value->Append(new base::StringValue("udp-send-to::8888"));
 332     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 333   }
 334
 335   // Union with an empty set.
 336   apis1.insert(APIPermission::kTab);
 337   apis1.insert(APIPermission::kBackground);
 338   apis1.insert(permission->Clone());
 339   expected_apis.insert(APIPermission::kTab);
 340   expected_apis.insert(APIPermission::kBackground);
 341   expected_apis.insert(permission);
 342
 343   AddPattern(&explicit_hosts1, "http://*.google.com/*");
 344   AddPattern(&expected_explicit_hosts, "http://*.google.com/*");
 345   AddPattern(&effective_hosts, "http://*.google.com/*");
 346
 347   set1 = new PermissionSet(apis1, manifest_permissions,
 348                            explicit_hosts1, scriptable_hosts1);
 349   set2 = new PermissionSet(apis2, manifest_permissions,
 350                            explicit_hosts2, scriptable_hosts2);
 351   union_set = PermissionSet::CreateUnion(set1.get(), set2.get());
 352   EXPECT_TRUE(set1->Contains(*set2.get()));
 353   EXPECT_TRUE(set1->Contains(*union_set.get()));
 354   EXPECT_FALSE(set2->Contains(*set1.get()));
 355   EXPECT_FALSE(set2->Contains(*union_set.get()));
 356   EXPECT_TRUE(union_set->Contains(*set1.get()));
 357   EXPECT_TRUE(union_set->Contains(*set2.get()));
 358
 359   EXPECT_FALSE(union_set->HasEffectiveFullAccess());
 360   EXPECT_EQ(expected_apis, union_set->apis());
 361   EXPECT_EQ(expected_explicit_hosts, union_set->explicit_hosts());
 362   EXPECT_EQ(expected_scriptable_hosts, union_set->scriptable_hosts());
 363   EXPECT_EQ(expected_explicit_hosts, union_set->effective_hosts());
 364
 365   // Now use a real second set.
 366   apis2.insert(APIPermission::kTab);
 367   apis2.insert(APIPermission::kProxy);
 368   apis2.insert(APIPermission::kClipboardWrite);
 369   apis2.insert(APIPermission::kPlugin);
 370
 371   permission = permission_info->CreateAPIPermission();
 372   {
 373     scoped_ptr<base::ListValue> value(new base::ListValue());
 374     value->Append(new base::StringValue("tcp-connect:*.example.com:80"));
 375     value->Append(new base::StringValue("udp-send-to::8899"));
 376     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 377   }
 378   apis2.insert(permission);
 379
 380   expected_apis.insert(APIPermission::kTab);
 381   expected_apis.insert(APIPermission::kProxy);
 382   expected_apis.insert(APIPermission::kClipboardWrite);
 383   expected_apis.insert(APIPermission::kPlugin);
 384
 385   permission = permission_info->CreateAPIPermission();
 386   {
 387     scoped_ptr<base::ListValue> value(new base::ListValue());
 388     value->Append(new base::StringValue("tcp-connect:*.example.com:80"));
 389     value->Append(new base::StringValue("udp-bind::8080"));
 390     value->Append(new base::StringValue("udp-send-to::8888"));
 391     value->Append(new base::StringValue("udp-send-to::8899"));
 392     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 393   }
 394   // Insert a new permission socket permisssion which will replace the old one.
 395   expected_apis.insert(permission);
 396
 397   AddPattern(&explicit_hosts2, "http://*.example.com/*");
 398   AddPattern(&scriptable_hosts2, "http://*.google.com/*");
 399   AddPattern(&expected_explicit_hosts, "http://*.example.com/*");
 400   AddPattern(&expected_scriptable_hosts, "http://*.google.com/*");
 401
 402   URLPatternSet::CreateUnion(
 403       explicit_hosts2, scriptable_hosts2, &effective_hosts);
 404
 405   set2 = new PermissionSet(apis2, manifest_permissions,
 406                            explicit_hosts2, scriptable_hosts2);
 407   union_set = PermissionSet::CreateUnion(set1.get(), set2.get());
 408
 409   EXPECT_FALSE(set1->Contains(*set2.get()));
 410   EXPECT_FALSE(set1->Contains(*union_set.get()));
 411   EXPECT_FALSE(set2->Contains(*set1.get()));
 412   EXPECT_FALSE(set2->Contains(*union_set.get()));
 413   EXPECT_TRUE(union_set->Contains(*set1.get()));
 414   EXPECT_TRUE(union_set->Contains(*set2.get()));
 415
 416   EXPECT_TRUE(union_set->HasEffectiveFullAccess());
 417   EXPECT_TRUE(union_set->HasEffectiveAccessToAllHosts());
 418   EXPECT_EQ(expected_apis, union_set->apis());
 419   EXPECT_EQ(expected_explicit_hosts, union_set->explicit_hosts());
 420   EXPECT_EQ(expected_scriptable_hosts, union_set->scriptable_hosts());
 421   EXPECT_EQ(effective_hosts, union_set->effective_hosts());
 422 }
 423
 424 TEST(PermissionsTest, CreateIntersection) {
 425   APIPermission* permission = NULL;
 426
 427   ManifestPermissionSet manifest_permissions;
 428   APIPermissionSet apis1;
 429   APIPermissionSet apis2;
 430   APIPermissionSet expected_apis;
 431
 432   URLPatternSet explicit_hosts1;
 433   URLPatternSet explicit_hosts2;
 434   URLPatternSet expected_explicit_hosts;
 435
 436   URLPatternSet scriptable_hosts1;
 437   URLPatternSet scriptable_hosts2;
 438   URLPatternSet expected_scriptable_hosts;
 439
 440   URLPatternSet effective_hosts;
 441
 442   scoped_refptr<PermissionSet> set1;
 443   scoped_refptr<PermissionSet> set2;
 444   scoped_refptr<PermissionSet> new_set;
 445
 446   const APIPermissionInfo* permission_info =
 447     PermissionsInfo::GetInstance()->GetByID(APIPermission::kSocket);
 448
 449   // Intersection with an empty set.
 450   apis1.insert(APIPermission::kTab);
 451   apis1.insert(APIPermission::kBackground);
 452   permission = permission_info->CreateAPIPermission();
 453   {
 454     scoped_ptr<base::ListValue> value(new base::ListValue());
 455     value->Append(new base::StringValue("tcp-connect:*.example.com:80"));
 456     value->Append(new base::StringValue("udp-bind::8080"));
 457     value->Append(new base::StringValue("udp-send-to::8888"));
 458     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 459   }
 460   apis1.insert(permission);
 461
 462   AddPattern(&explicit_hosts1, "http://*.google.com/*");
 463   AddPattern(&scriptable_hosts1, "http://www.reddit.com/*");
 464
 465   set1 = new PermissionSet(apis1, manifest_permissions,
 466                            explicit_hosts1, scriptable_hosts1);
 467   set2 = new PermissionSet(apis2, manifest_permissions,
 468                            explicit_hosts2, scriptable_hosts2);
 469   new_set = PermissionSet::CreateIntersection(set1.get(), set2.get());
 470   EXPECT_TRUE(set1->Contains(*new_set.get()));
 471   EXPECT_TRUE(set2->Contains(*new_set.get()));
 472   EXPECT_TRUE(set1->Contains(*set2.get()));
 473   EXPECT_FALSE(set2->Contains(*set1.get()));
 474   EXPECT_FALSE(new_set->Contains(*set1.get()));
 475   EXPECT_TRUE(new_set->Contains(*set2.get()));
 476
 477   EXPECT_TRUE(new_set->IsEmpty());
 478   EXPECT_FALSE(new_set->HasEffectiveFullAccess());
 479   EXPECT_EQ(expected_apis, new_set->apis());
 480   EXPECT_EQ(expected_explicit_hosts, new_set->explicit_hosts());
 481   EXPECT_EQ(expected_scriptable_hosts, new_set->scriptable_hosts());
 482   EXPECT_EQ(expected_explicit_hosts, new_set->effective_hosts());
 483
 484   // Now use a real second set.
 485   apis2.insert(APIPermission::kTab);
 486   apis2.insert(APIPermission::kProxy);
 487   apis2.insert(APIPermission::kClipboardWrite);
 488   apis2.insert(APIPermission::kPlugin);
 489   permission = permission_info->CreateAPIPermission();
 490   {
 491     scoped_ptr<base::ListValue> value(new base::ListValue());
 492     value->Append(new base::StringValue("udp-bind::8080"));
 493     value->Append(new base::StringValue("udp-send-to::8888"));
 494     value->Append(new base::StringValue("udp-send-to::8899"));
 495     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 496   }
 497   apis2.insert(permission);
 498
 499   expected_apis.insert(APIPermission::kTab);
 500   permission = permission_info->CreateAPIPermission();
 501   {
 502     scoped_ptr<base::ListValue> value(new base::ListValue());
 503     value->Append(new base::StringValue("udp-bind::8080"));
 504     value->Append(new base::StringValue("udp-send-to::8888"));
 505     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 506   }
 507   expected_apis.insert(permission);
 508
 509   AddPattern(&explicit_hosts2, "http://*.example.com/*");
 510   AddPattern(&explicit_hosts2, "http://*.google.com/*");
 511   AddPattern(&scriptable_hosts2, "http://*.google.com/*");
 512   AddPattern(&expected_explicit_hosts, "http://*.google.com/*");
 513
 514   effective_hosts.ClearPatterns();
 515   AddPattern(&effective_hosts, "http://*.google.com/*");
 516
 517   set2 = new PermissionSet(apis2, manifest_permissions,
 518                            explicit_hosts2, scriptable_hosts2);
 519   new_set = PermissionSet::CreateIntersection(set1.get(), set2.get());
 520
 521   EXPECT_TRUE(set1->Contains(*new_set.get()));
 522   EXPECT_TRUE(set2->Contains(*new_set.get()));
 523   EXPECT_FALSE(set1->Contains(*set2.get()));
 524   EXPECT_FALSE(set2->Contains(*set1.get()));
 525   EXPECT_FALSE(new_set->Contains(*set1.get()));
 526   EXPECT_FALSE(new_set->Contains(*set2.get()));
 527
 528   EXPECT_FALSE(new_set->HasEffectiveFullAccess());
 529   EXPECT_FALSE(new_set->HasEffectiveAccessToAllHosts());
 530   EXPECT_EQ(expected_apis, new_set->apis());
 531   EXPECT_EQ(expected_explicit_hosts, new_set->explicit_hosts());
 532   EXPECT_EQ(expected_scriptable_hosts, new_set->scriptable_hosts());
 533   EXPECT_EQ(effective_hosts, new_set->effective_hosts());
 534 }
 535
 536 TEST(PermissionsTest, CreateDifference) {
 537   APIPermission* permission = NULL;
 538
 539   ManifestPermissionSet manifest_permissions;
 540   APIPermissionSet apis1;
 541   APIPermissionSet apis2;
 542   APIPermissionSet expected_apis;
 543
 544   URLPatternSet explicit_hosts1;
 545   URLPatternSet explicit_hosts2;
 546   URLPatternSet expected_explicit_hosts;
 547
 548   URLPatternSet scriptable_hosts1;
 549   URLPatternSet scriptable_hosts2;
 550   URLPatternSet expected_scriptable_hosts;
 551
 552   URLPatternSet effective_hosts;
 553
 554   scoped_refptr<PermissionSet> set1;
 555   scoped_refptr<PermissionSet> set2;
 556   scoped_refptr<PermissionSet> new_set;
 557
 558   const APIPermissionInfo* permission_info =
 559     PermissionsInfo::GetInstance()->GetByID(APIPermission::kSocket);
 560
 561   // Difference with an empty set.
 562   apis1.insert(APIPermission::kTab);
 563   apis1.insert(APIPermission::kBackground);
 564   permission = permission_info->CreateAPIPermission();
 565   {
 566     scoped_ptr<base::ListValue> value(new base::ListValue());
 567     value->Append(new base::StringValue("tcp-connect:*.example.com:80"));
 568     value->Append(new base::StringValue("udp-bind::8080"));
 569     value->Append(new base::StringValue("udp-send-to::8888"));
 570     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 571   }
 572   apis1.insert(permission);
 573
 574   AddPattern(&explicit_hosts1, "http://*.google.com/*");
 575   AddPattern(&scriptable_hosts1, "http://www.reddit.com/*");
 576
 577   set1 = new PermissionSet(apis1, manifest_permissions,
 578                            explicit_hosts1, scriptable_hosts1);
 579   set2 = new PermissionSet(apis2, manifest_permissions,
 580                            explicit_hosts2, scriptable_hosts2);
 581   new_set = PermissionSet::CreateDifference(set1.get(), set2.get());
 582   EXPECT_EQ(*set1.get(), *new_set.get());
 583
 584   // Now use a real second set.
 585   apis2.insert(APIPermission::kTab);
 586   apis2.insert(APIPermission::kProxy);
 587   apis2.insert(APIPermission::kClipboardWrite);
 588   apis2.insert(APIPermission::kPlugin);
 589   permission = permission_info->CreateAPIPermission();
 590   {
 591     scoped_ptr<base::ListValue> value(new base::ListValue());
 592     value->Append(new base::StringValue("tcp-connect:*.example.com:80"));
 593     value->Append(new base::StringValue("udp-send-to::8899"));
 594     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 595   }
 596   apis2.insert(permission);
 597
 598   expected_apis.insert(APIPermission::kBackground);
 599   permission = permission_info->CreateAPIPermission();
 600   {
 601     scoped_ptr<base::ListValue> value(new base::ListValue());
 602     value->Append(new base::StringValue("udp-bind::8080"));
 603     value->Append(new base::StringValue("udp-send-to::8888"));
 604     ASSERT_TRUE(permission->FromValue(value.get(), NULL, NULL));
 605   }
 606   expected_apis.insert(permission);
 607
 608   AddPattern(&explicit_hosts2, "http://*.example.com/*");
 609   AddPattern(&explicit_hosts2, "http://*.google.com/*");
 610   AddPattern(&scriptable_hosts2, "http://*.google.com/*");
 611   AddPattern(&expected_scriptable_hosts, "http://www.reddit.com/*");
 612
 613   effective_hosts.ClearPatterns();
 614   AddPattern(&effective_hosts, "http://www.reddit.com/*");
 615
 616   set2 = new PermissionSet(apis2, manifest_permissions,
 617                            explicit_hosts2, scriptable_hosts2);
 618   new_set = PermissionSet::CreateDifference(set1.get(), set2.get());
 619
 620   EXPECT_TRUE(set1->Contains(*new_set.get()));
 621   EXPECT_FALSE(set2->Contains(*new_set.get()));
 622
 623   EXPECT_FALSE(new_set->HasEffectiveFullAccess());
 624   EXPECT_FALSE(new_set->HasEffectiveAccessToAllHosts());
 625   EXPECT_EQ(expected_apis, new_set->apis());
 626   EXPECT_EQ(expected_explicit_hosts, new_set->explicit_hosts());
 627   EXPECT_EQ(expected_scriptable_hosts, new_set->scriptable_hosts());
 628   EXPECT_EQ(effective_hosts, new_set->effective_hosts());
 629
 630   // |set3| = |set1| - |set2| --> |set3| intersect |set2| == empty_set
 631   set1 = PermissionSet::CreateIntersection(new_set.get(), set2.get());
 632   EXPECT_TRUE(set1->IsEmpty());
 633 }
 634
 635 TEST(PermissionsTest, IsPrivilegeIncrease) {
 636   const struct {
 637     const char* base_name;
 638     bool expect_increase;
 639   } kTests[] = {
 640     { "allhosts1", false },  // all -> all
 641     { "allhosts2", false },  // all -> one
 642     { "allhosts3", true },  // one -> all
 643     { "hosts1", false },  // http://a,http://b -> http://a,http://b
 644     { "hosts2", true },  // http://a,http://b -> https://a,http://*.b
 645     { "hosts3", false },  // http://a,http://b -> http://a
 646     { "hosts4", true },  // http://a -> http://a,http://b
 647     { "hosts5", false },  // http://a,b,c -> http://a,b,c + https://a,b,c
 648     { "hosts6", false },  // http://a.com -> http://a.com + http://a.co.uk
 649     { "permissions1", false },  // tabs -> tabs
 650     { "permissions2", true },  // tabs -> tabs,bookmarks
 651     { "permissions3", true },  // http://a -> http://a,tabs
 652     { "permissions5", true },  // bookmarks -> bookmarks,history
 653     { "equivalent_warnings", false },  // tabs --> tabs, webNavigation
 654 #if !defined(OS_CHROMEOS)  // plugins aren't allowed in ChromeOS
 655     { "permissions4", false },  // plugin -> plugin,tabs
 656     { "plugin1", false },  // plugin -> plugin
 657     { "plugin2", false },  // plugin -> none
 658     { "plugin3", true },  // none -> plugin
 659 #endif
 660     { "storage", false },  // none -> storage
 661     { "notifications", false },  // none -> notifications
 662     { "platformapp1", false },  // host permissions for platform apps
 663     { "platformapp2", true },  // API permissions for platform apps
 664     { "media_galleries1", true },  // all -> read|all
 665     { "media_galleries2", true },  // read|all -> read|delete|copyTo|all
 666     { "media_galleries3", true },  // all -> read|delete|all
 667     { "media_galleries4", false },  // read|all -> all
 668     { "media_galleries5", false },  // read|copyTo|delete|all -> read|all
 669     { "media_galleries6", false },  // read|all -> read|all
 670     { "media_galleries7", true },  // read|delete|all -> read|copyTo|delete|all
 671     { "sockets1", true },  // none -> tcp:*:*
 672     { "sockets2", false },  // tcp:*:* -> tcp:*:*
 673     { "sockets3", true },  // tcp:a.com:80 -> tcp:*:*
 674   };
 675
 676   for (size_t i = 0; i < arraysize(kTests); ++i) {
 677     scoped_refptr<Extension> old_extension(
 678         LoadManifest("allow_silent_upgrade",
 679                      std::string(kTests[i].base_name) + "_old.json"));
 680     scoped_refptr<Extension> new_extension(
 681         LoadManifest("allow_silent_upgrade",
 682                      std::string(kTests[i].base_name) + "_new.json"));
 683
 684     EXPECT_TRUE(new_extension.get()) << kTests[i].base_name << "_new.json";
 685     if (!new_extension.get())
 686       continue;
 687
 688     scoped_refptr<const PermissionSet> old_p(
 689         old_extension->permissions_data()->active_permissions());
 690     scoped_refptr<const PermissionSet> new_p(
 691         new_extension->permissions_data()->active_permissions());
 692     Manifest::Type extension_type = old_extension->GetType();
 693
 694     bool increased = PermissionMessageProvider::Get()->IsPrivilegeIncrease(
 695         old_p.get(), new_p.get(), extension_type);
 696     EXPECT_EQ(kTests[i].expect_increase, increased) << kTests[i].base_name;
 697   }
 698 }
 699
 700 TEST(PermissionsTest, PermissionMessages) {
 701   // Ensure that all permissions that needs to show install UI actually have
 702   // strings associated with them.
 703   APIPermissionSet skip;
 704
 705   // These are considered "nuisance" or "trivial" permissions that don't need
 706   // a prompt.
 707   skip.insert(APIPermission::kActiveTab);
 708   skip.insert(APIPermission::kAlarms);
 709   skip.insert(APIPermission::kAlphaEnabled);
 710   skip.insert(APIPermission::kAlwaysOnTopWindows);
 711   skip.insert(APIPermission::kAppView);
 712   skip.insert(APIPermission::kAudio);
 713   skip.insert(APIPermission::kAudioModem);
 714   skip.insert(APIPermission::kBrowsingData);
 715   skip.insert(APIPermission::kCastStreaming);
 716   skip.insert(APIPermission::kCommandsAccessibility);
 717   skip.insert(APIPermission::kContextMenus);
 718   skip.insert(APIPermission::kCryptotokenPrivate);
 719   skip.insert(APIPermission::kCopresencePrivate);
 720   skip.insert(APIPermission::kDesktopCapturePrivate);
 721   skip.insert(APIPermission::kDiagnostics);
 722   skip.insert(APIPermission::kDns);
 723   skip.insert(APIPermission::kDownloadsShelf);
 724   skip.insert(APIPermission::kEmbeddedExtensionOptions);
 725   skip.insert(APIPermission::kExtensionView);
 726   skip.insert(APIPermission::kFontSettings);
 727   skip.insert(APIPermission::kFullscreen);
 728   skip.insert(APIPermission::kGcm);
 729   skip.insert(APIPermission::kIdle);
 730   skip.insert(APIPermission::kImeWindowEnabled);
 731   skip.insert(APIPermission::kInlineInstallPrivate);
 732   skip.insert(APIPermission::kIdltest);
 733   skip.insert(APIPermission::kLogPrivate);
 734   skip.insert(APIPermission::kNotifications);
 735   skip.insert(APIPermission::kNotificationProvider);
 736   skip.insert(APIPermission::kOverrideEscFullscreen);
 737   skip.insert(APIPermission::kPointerLock);
 738   skip.insert(APIPermission::kPower);
 739   skip.insert(APIPermission::kPrinterProvider);
 740   skip.insert(APIPermission::kSessions);
 741   skip.insert(APIPermission::kStorage);
 742   skip.insert(APIPermission::kSystemCpu);
 743   skip.insert(APIPermission::kSystemDisplay);
 744   skip.insert(APIPermission::kSystemMemory);
 745   skip.insert(APIPermission::kSystemNetwork);
 746   skip.insert(APIPermission::kSystemStorage);
 747   skip.insert(APIPermission::kTts);
 748   skip.insert(APIPermission::kUnlimitedStorage);
 749   skip.insert(APIPermission::kWebcamPrivate);
 750   skip.insert(APIPermission::kWebView);
 751   skip.insert(APIPermission::kWindowShape);
 752
 753   // These permissions are restricted to extensions force-installed by policy
 754   // and don't require a prompt, i.e. they're restricted to location 'policy'.
 755   skip.insert(APIPermission::kEnterprisePlatformKeys);
 756
 757   // TODO(erikkay) add a string for this permission.
 758   skip.insert(APIPermission::kBackground);
 759
 760   skip.insert(APIPermission::kClipboardWrite);
 761
 762   // The cookie permission does nothing unless you have associated host
 763   // permissions.
 764   skip.insert(APIPermission::kCookie);
 765
 766   // These are warned as part of host permission checks.
 767   skip.insert(APIPermission::kDataReductionProxy);
 768   skip.insert(APIPermission::kDeclarativeContent);
 769   skip.insert(APIPermission::kPageCapture);
 770   skip.insert(APIPermission::kProxy);
 771   skip.insert(APIPermission::kTabCapture);
 772   skip.insert(APIPermission::kWebRequest);
 773   skip.insert(APIPermission::kWebRequestBlocking);
 774
 775   // This permission requires explicit user action (context menu handler)
 776   // so we won't prompt for it for now.
 777   skip.insert(APIPermission::kFileBrowserHandler);
 778
 779   // These permissions require explicit user action (configuration dialog)
 780   // so we don't prompt for them at install time.
 781   skip.insert(APIPermission::kMediaGalleries);
 782
 783   // If you've turned on the experimental command-line flag, we don't need
 784   // to warn you further.
 785   skip.insert(APIPermission::kExperimental);
 786
 787   // The Identity API has its own server-driven permission prompts.
 788   skip.insert(APIPermission::kIdentity);
 789
 790   // These are private.
 791   skip.insert(APIPermission::kAccessibilityPrivate);
 792   skip.insert(APIPermission::kAutoTestPrivate);
 793   skip.insert(APIPermission::kBookmarkManagerPrivate);
 794   skip.insert(APIPermission::kBrailleDisplayPrivate);
 795   skip.insert(APIPermission::kCast);
 796   skip.insert(APIPermission::kCastStreaming);
 797   skip.insert(APIPermission::kChromeosInfoPrivate);
 798   skip.insert(APIPermission::kCloudPrintPrivate);
 799   skip.insert(APIPermission::kCommandLinePrivate);
 800   skip.insert(APIPermission::kDeveloperPrivate);
 801   skip.insert(APIPermission::kDial);
 802   skip.insert(APIPermission::kDownloadsInternal);
 803   skip.insert(APIPermission::kEasyUnlockPrivate);
 804   skip.insert(APIPermission::kEchoPrivate);
 805   skip.insert(APIPermission::kEnterprisePlatformKeysPrivate);
 806   skip.insert(APIPermission::kFeedbackPrivate);
 807   skip.insert(APIPermission::kFileBrowserHandlerInternal);
 808   skip.insert(APIPermission::kFileManagerPrivate);
 809   skip.insert(APIPermission::kFirstRunPrivate);
 810   skip.insert(APIPermission::kGcdPrivate);
 811   skip.insert(APIPermission::kHotwordPrivate);
 812   skip.insert(APIPermission::kIdentityPrivate);
 813   skip.insert(APIPermission::kInputMethodPrivate);
 814   skip.insert(APIPermission::kMediaPlayerPrivate);
 815   skip.insert(APIPermission::kMediaRouterPrivate);
 816   skip.insert(APIPermission::kMetricsPrivate);
 817   skip.insert(APIPermission::kPreferencesPrivate);
 818   skip.insert(APIPermission::kPrincipalsPrivate);
 819   skip.insert(APIPermission::kImageWriterPrivate);
 820   skip.insert(APIPermission::kReadingListPrivate);
 821   skip.insert(APIPermission::kRtcPrivate);
 822   skip.insert(APIPermission::kStreamsPrivate);
 823   skip.insert(APIPermission::kSystemPrivate);
 824   skip.insert(APIPermission::kTabCaptureForTab);
 825   skip.insert(APIPermission::kTerminalPrivate);
 826   skip.insert(APIPermission::kVirtualKeyboardPrivate);
 827   skip.insert(APIPermission::kWallpaperPrivate);
 828   skip.insert(APIPermission::kWebrtcAudioPrivate);
 829   skip.insert(APIPermission::kWebrtcLoggingPrivate);
 830   skip.insert(APIPermission::kWebstorePrivate);
 831
 832   // Warned as part of host permissions.
 833   skip.insert(APIPermission::kDevtools);
 834
 835   // Platform apps.
 836   skip.insert(APIPermission::kBrowser);
 837   skip.insert(APIPermission::kHid);
 838   skip.insert(APIPermission::kFileSystem);
 839   skip.insert(APIPermission::kFileSystemProvider);
 840   skip.insert(APIPermission::kFileSystemRequestFileSystem);
 841   skip.insert(APIPermission::kFileSystemRetainEntries);
 842   skip.insert(APIPermission::kFileSystemWrite);
 843   skip.insert(APIPermission::kSocket);
 844   skip.insert(APIPermission::kUsb);
 845   skip.insert(APIPermission::kUsbDevice);
 846   skip.insert(APIPermission::kLauncherSearchProvider);
 847
 848   // We already have a generic message for declaring externally_connectable.
 849   skip.insert(APIPermission::kExternallyConnectableAllUrls);
 850
 851   PermissionsInfo* info = PermissionsInfo::GetInstance();
 852   APIPermissionSet permissions = info->GetAll();
 853   for (APIPermissionSet::const_iterator i = permissions.begin();
 854        i != permissions.end(); ++i) {
 855     const APIPermissionInfo* permission_info = i->info();
 856     EXPECT_TRUE(permission_info != NULL);
 857
 858     if (skip.count(i->id())) {
 859       EXPECT_EQ(PermissionMessage::kNone, permission_info->message_id())
 860           << "unexpected message_id for " << permission_info->name();
 861     } else {
 862       EXPECT_NE(PermissionMessage::kNone, permission_info->message_id())
 863           << "missing message_id for " << permission_info->name();
 864     }
 865   }
 866 }
 867
 868 TEST(PermissionsTest, FileSystemPermissionMessages) {
 869   APIPermissionSet api_permissions;
 870   api_permissions.insert(APIPermission::kFileSystemWrite);
 871   api_permissions.insert(APIPermission::kFileSystemDirectory);
 872   scoped_refptr<PermissionSet> permissions(
 873       new PermissionSet(api_permissions, ManifestPermissionSet(),
 874                         URLPatternSet(), URLPatternSet()));
 875   EXPECT_TRUE(PermissionSetProducesMessage(
 876       permissions.get(), Manifest::TYPE_PLATFORM_APP,
 877       PermissionMessage::kFileSystemDirectory,
 878       MakePermissionIDSet(api_permissions)));
 879 }
 880
 881 // The file system permissions have a special-case hack to show a warning for
 882 // write and directory at the same time.
 883 // TODO(sammc): Remove this. See http://crbug.com/284849.
 884 TEST(PermissionsTest, FileSystemImplicitPermissions) {
 885   APIPermissionSet apis;
 886   apis.insert(APIPermission::kFileSystemWrite);
 887   apis.AddImpliedPermissions();
 888
 889   EXPECT_EQ(apis.find(APIPermission::kFileSystemWrite)->id(),
 890             APIPermission::kFileSystemWrite);
 891   EXPECT_EQ(apis.size(), 1u);
 892
 893   apis.erase(APIPermission::kFileSystemWrite);
 894   apis.insert(APIPermission::kFileSystemDirectory);
 895   apis.AddImpliedPermissions();
 896
 897   EXPECT_EQ(apis.find(APIPermission::kFileSystemDirectory)->id(),
 898             APIPermission::kFileSystemDirectory);
 899   EXPECT_EQ(apis.size(), 1u);
 900
 901   apis.insert(APIPermission::kFileSystemWrite);
 902   apis.AddImpliedPermissions();
 903
 904   EXPECT_EQ(apis.find(APIPermission::kFileSystemWrite)->id(),
 905             APIPermission::kFileSystemWrite);
 906   EXPECT_EQ(apis.find(APIPermission::kFileSystemDirectory)->id(),
 907             APIPermission::kFileSystemDirectory);
 908   EXPECT_EQ(apis.find(APIPermission::kFileSystemWriteDirectory)->id(),
 909             APIPermission::kFileSystemWriteDirectory);
 910   EXPECT_EQ(apis.size(), 3u);
 911 }
 912
 913 TEST(PermissionsTest, HiddenFileSystemPermissionMessages) {
 914   APIPermissionSet api_permissions;
 915   api_permissions.insert(APIPermission::kFileSystemWrite);
 916   api_permissions.insert(APIPermission::kFileSystemDirectory);
 917   api_permissions.insert(APIPermission::kFileSystemWriteDirectory);
 918   scoped_refptr<PermissionSet> permissions(
 919       new PermissionSet(api_permissions, ManifestPermissionSet(),
 920                         URLPatternSet(), URLPatternSet()));
 921   EXPECT_TRUE(PermissionSetProducesMessage(
 922       permissions.get(), Manifest::TYPE_PLATFORM_APP,
 923       PermissionMessage::kFileSystemWriteDirectory,
 924       MakePermissionIDSet(api_permissions)));
 925 }
 926
 927 TEST(PermissionsTest, SuppressedPermissionMessages) {
 928   {
 929     // Tabs warning suppresses favicon warning.
 930     APIPermissionSet api_permissions;
 931     api_permissions.insert(APIPermission::kTab);
 932     URLPatternSet hosts;
 933     hosts.AddPattern(URLPattern(URLPattern::SCHEME_CHROMEUI,
 934                                 "chrome://favicon/"));
 935     scoped_refptr<PermissionSet> permissions(
 936         new PermissionSet(api_permissions, ManifestPermissionSet(),
 937                           hosts, URLPatternSet()));
 938     EXPECT_TRUE(PermissionSetProducesMessage(
 939         permissions.get(), Manifest::TYPE_EXTENSION, PermissionMessage::kTabs,
 940         MakePermissionIDSet(APIPermission::kTab, APIPermission::kFavicon)));
 941   }
 942   {
 943     // History warning suppresses favicon warning.
 944     APIPermissionSet api_permissions;
 945     api_permissions.insert(APIPermission::kHistory);
 946     URLPatternSet hosts;
 947     hosts.AddPattern(URLPattern(URLPattern::SCHEME_CHROMEUI,
 948                                 "chrome://favicon/"));
 949     scoped_refptr<PermissionSet> permissions(
 950         new PermissionSet(api_permissions, ManifestPermissionSet(),
 951                           hosts, URLPatternSet()));
 952     EXPECT_TRUE(PermissionSetProducesMessage(
 953         permissions.get(), Manifest::TYPE_EXTENSION,
 954         PermissionMessage::kBrowsingHistory,
 955         MakePermissionIDSet(APIPermission::kHistory, APIPermission::kFavicon)));
 956   }
 957   {
 958     // All sites warning suppresses tabs warning.
 959     APIPermissionSet api_permissions;
 960     api_permissions.insert(APIPermission::kTab);
 961     URLPatternSet hosts;
 962     hosts.AddPattern(URLPattern(URLPattern::SCHEME_CHROMEUI, "*://*/*"));
 963     scoped_refptr<PermissionSet> permissions(new PermissionSet(
 964         api_permissions, ManifestPermissionSet(), hosts, URLPatternSet()));
 965     EXPECT_TRUE(PermissionSetProducesMessage(
 966         permissions.get(), Manifest::TYPE_EXTENSION,
 967         PermissionMessage::kHostsAll,
 968         MakePermissionIDSet(APIPermission::kHostsAll, APIPermission::kTab)));
 969   }
 970   {
 971     // All sites warning suppresses topSites warning.
 972     APIPermissionSet api_permissions;
 973     api_permissions.insert(APIPermission::kTopSites);
 974     URLPatternSet hosts;
 975     hosts.AddPattern(URLPattern(URLPattern::SCHEME_CHROMEUI, "*://*/*"));
 976     scoped_refptr<PermissionSet> permissions(new PermissionSet(
 977         api_permissions, ManifestPermissionSet(), hosts, URLPatternSet()));
 978     EXPECT_TRUE(PermissionSetProducesMessage(
 979         permissions.get(), Manifest::TYPE_EXTENSION,
 980         PermissionMessage::kHostsAll,
 981         MakePermissionIDSet(APIPermission::kHostsAll,
 982                             APIPermission::kTopSites)));
 983   }
 984   {
 985     // All sites warning suppresses declarativeWebRequest warning.
 986     APIPermissionSet api_permissions;
 987     api_permissions.insert(APIPermission::kDeclarativeWebRequest);
 988     URLPatternSet hosts;
 989     hosts.AddPattern(URLPattern(URLPattern::SCHEME_CHROMEUI, "*://*/*"));
 990     scoped_refptr<PermissionSet> permissions(new PermissionSet(
 991         api_permissions, ManifestPermissionSet(), hosts, URLPatternSet()));
 992     EXPECT_TRUE(PermissionSetProducesMessage(
 993         permissions.get(), Manifest::TYPE_EXTENSION,
 994         PermissionMessage::kHostsAll,
 995         MakePermissionIDSet(APIPermission::kHostsAll,
 996                             APIPermission::kDeclarativeWebRequest)));
 997   }
 998   {
 999     // BrowsingHistory warning suppresses all history read/write warnings.
1000     APIPermissionSet api_permissions;
1001     api_permissions.insert(APIPermission::kHistory);
1002     api_permissions.insert(APIPermission::kTab);
1003     api_permissions.insert(APIPermission::kTopSites);
1004     api_permissions.insert(APIPermission::kProcesses);
1005     api_permissions.insert(APIPermission::kWebNavigation);
1006     scoped_refptr<PermissionSet> permissions(
1007         new PermissionSet(api_permissions, ManifestPermissionSet(),
1008                           URLPatternSet(), URLPatternSet()));
1009     EXPECT_TRUE(PermissionSetProducesMessage(
1010         permissions.get(), Manifest::TYPE_EXTENSION,
1011         PermissionMessage::kBrowsingHistory,
1012         MakePermissionIDSet(api_permissions)));
1013   }
1014   {
1015     // Tabs warning suppresses all read-only history warnings.
1016     APIPermissionSet api_permissions;
1017     api_permissions.insert(APIPermission::kTab);
1018     api_permissions.insert(APIPermission::kTopSites);
1019     api_permissions.insert(APIPermission::kProcesses);
1020     api_permissions.insert(APIPermission::kWebNavigation);
1021     scoped_refptr<PermissionSet> permissions(
1022         new PermissionSet(api_permissions, ManifestPermissionSet(),
1023                           URLPatternSet(), URLPatternSet()));
1024     EXPECT_TRUE(PermissionSetProducesMessage(
1025         permissions.get(), Manifest::TYPE_EXTENSION, PermissionMessage::kTabs,
1026         MakePermissionIDSet(api_permissions)));
1027   }
1028 }
1029
1030 TEST(PermissionsTest, AccessToDevicesMessages) {
1031   {
1032     APIPermissionSet api_permissions;
1033     api_permissions.insert(APIPermission::kSerial);
1034     scoped_refptr<PermissionSet> permissions(
1035         new PermissionSet(api_permissions,
1036                           ManifestPermissionSet(),
1037                           URLPatternSet(),
1038                           URLPatternSet()));
1039     VerifyOnePermissionMessage(
1040         permissions.get(), Manifest::TYPE_EXTENSION,
1041         l10n_util::GetStringUTF16(IDS_EXTENSION_PROMPT_WARNING_SERIAL));
1042   }
1043   {
1044     // Testing that multiple permissions will show the one message.
1045     APIPermissionSet api_permissions;
1046     api_permissions.insert(APIPermission::kSerial);
1047     api_permissions.insert(APIPermission::kSerial);
1048     scoped_refptr<PermissionSet> permissions(
1049         new PermissionSet(api_permissions,
1050                           ManifestPermissionSet(),
1051                           URLPatternSet(),
1052                           URLPatternSet()));
1053     VerifyOnePermissionMessage(
1054         permissions.get(), Manifest::TYPE_EXTENSION,
1055         l10n_util::GetStringUTF16(IDS_EXTENSION_PROMPT_WARNING_SERIAL));
1056   }
1057   {
1058     scoped_refptr<Extension> extension =
1059         LoadManifest("permissions", "access_to_devices_bluetooth.json");
1060     PermissionSet* set = const_cast<PermissionSet*>(
1061         extension->permissions_data()->active_permissions().get());
1062     VerifyOnePermissionMessage(
1063         set, extension->GetType(),
1064         l10n_util::GetStringUTF16(IDS_EXTENSION_PROMPT_WARNING_BLUETOOTH));
1065
1066     // Test Bluetooth and Serial
1067     set->apis_.insert(APIPermission::kSerial);
1068     VerifyOnePermissionMessage(
1069         set, extension->GetType(),
1070         l10n_util::GetStringUTF16(
1071             IDS_EXTENSION_PROMPT_WARNING_BLUETOOTH_SERIAL));
1072   }
1073 }
1074
1075 TEST(PermissionsTest, MergedFileSystemPermissionComparison) {
1076   APIPermissionSet write_api_permissions;
1077   write_api_permissions.insert(APIPermission::kFileSystemWrite);
1078   scoped_refptr<PermissionSet> write_permissions(
1079       new PermissionSet(write_api_permissions, ManifestPermissionSet(),
1080                         URLPatternSet(), URLPatternSet()));
1081
1082   APIPermissionSet directory_api_permissions;
1083   directory_api_permissions.insert(APIPermission::kFileSystemDirectory);
1084   scoped_refptr<PermissionSet> directory_permissions(
1085       new PermissionSet(directory_api_permissions, ManifestPermissionSet(),
1086                         URLPatternSet(), URLPatternSet()));
1087
1088   APIPermissionSet write_directory_api_permissions;
1089   write_directory_api_permissions.insert(
1090       APIPermission::kFileSystemWriteDirectory);
1091   scoped_refptr<PermissionSet> write_directory_permissions(
1092       new PermissionSet(write_directory_api_permissions,
1093                         ManifestPermissionSet(),
1094                         URLPatternSet(),
1095                         URLPatternSet()));
1096
1097   const PermissionMessageProvider* provider = PermissionMessageProvider::Get();
1098   EXPECT_FALSE(provider->IsPrivilegeIncrease(write_directory_permissions.get(),
1099                                              write_permissions.get(),
1100                                              Manifest::TYPE_PLATFORM_APP));
1101   EXPECT_FALSE(provider->IsPrivilegeIncrease(write_directory_permissions.get(),
1102                                              directory_permissions.get(),
1103                                              Manifest::TYPE_PLATFORM_APP));
1104   EXPECT_TRUE(provider->IsPrivilegeIncrease(write_permissions.get(),
1105                                             directory_permissions.get(),
1106                                             Manifest::TYPE_PLATFORM_APP));
1107   EXPECT_TRUE(provider->IsPrivilegeIncrease(write_permissions.get(),
1108                                             write_directory_permissions.get(),
1109                                             Manifest::TYPE_PLATFORM_APP));
1110   EXPECT_FALSE(provider->IsPrivilegeIncrease(directory_permissions.get(),
1111                                              write_permissions.get(),
1112                                              Manifest::TYPE_PLATFORM_APP));
1113   EXPECT_TRUE(provider->IsPrivilegeIncrease(directory_permissions.get(),
1114                                             write_directory_permissions.get(),
1115                                             Manifest::TYPE_PLATFORM_APP));
1116 }
1117
1118 TEST(PermissionsTest, GetWarningMessages_ManyHosts) {
1119   scoped_refptr<Extension> extension;
1120   extension = LoadManifest("permissions", "many-hosts.json");
1121   EXPECT_TRUE(VerifyOnePermissionMessage(
1122       extension->permissions_data(),
1123       "Read and change your data on encrypted.google.com and www.google.com"));
1124 }
1125
1126 TEST(PermissionsTest, GetWarningMessages_Plugins) {
1127   scoped_refptr<Extension> extension;
1128   extension = LoadManifest("permissions", "plugins.json");
1129 // We don't parse the plugins key on Chrome OS, so it should not ask for any
1130 // permissions.
1131 #if defined(OS_CHROMEOS)
1132   EXPECT_TRUE(VerifyNoPermissionMessages(extension->permissions_data()));
1133 #else
1134   EXPECT_TRUE(VerifyOnePermissionMessage(
1135       extension->permissions_data(),
1136       "Read and change all your data on your computer and the websites you "
1137       "visit"));
1138 #endif
1139 }
1140
1141 TEST(PermissionsTest, GetWarningMessages_AudioVideo) {
1142   const std::string kAudio("Use your microphone");
1143   const std::string kVideo("Use your camera");
1144   const std::string kBoth("Use your microphone and camera");
1145
1146   // Both audio and video present.
1147   scoped_refptr<Extension> extension =
1148       LoadManifest("permissions", "audio-video.json");
1149   const PermissionMessageProvider* provider = PermissionMessageProvider::Get();
1150   PermissionSet* set = const_cast<PermissionSet*>(
1151       extension->permissions_data()->active_permissions().get());
1152   EXPECT_FALSE(VerifyHasPermissionMessage(set, extension->GetType(), kAudio));
1153   EXPECT_FALSE(VerifyHasPermissionMessage(set, extension->GetType(), kVideo));
1154   EXPECT_TRUE(VerifyHasPermissionMessage(set, extension->GetType(), kBoth));
1155   PermissionMessageStrings warnings =
1156       provider->GetPermissionMessageStrings(set, extension->GetType());
1157   size_t combined_index = IndexOf(warnings, kBoth);
1158   size_t combined_size = warnings.size();
1159
1160   // Just audio present.
1161   set->apis_.erase(APIPermission::kVideoCapture);
1162   EXPECT_TRUE(VerifyHasPermissionMessage(set, extension->GetType(), kAudio));
1163   EXPECT_FALSE(VerifyHasPermissionMessage(set, extension->GetType(), kVideo));
1164   EXPECT_FALSE(VerifyHasPermissionMessage(set, extension->GetType(), kBoth));
1165   warnings = provider->GetPermissionMessageStrings(set, extension->GetType());
1166   EXPECT_EQ(combined_size, warnings.size());
1167   EXPECT_EQ(combined_index, IndexOf(warnings, kAudio));
1168
1169   // Just video present.
1170   set->apis_.erase(APIPermission::kAudioCapture);
1171   set->apis_.insert(APIPermission::kVideoCapture);
1172   EXPECT_FALSE(VerifyHasPermissionMessage(set, extension->GetType(), kAudio));
1173   EXPECT_TRUE(VerifyHasPermissionMessage(set, extension->GetType(), kVideo));
1174   EXPECT_FALSE(VerifyHasPermissionMessage(set, extension->GetType(), kBoth));
1175   warnings = provider->GetPermissionMessageStrings(set, extension->GetType());
1176   EXPECT_EQ(combined_size, warnings.size());
1177   EXPECT_EQ(combined_index, IndexOf(warnings, kVideo));
1178 }
1179
1180 TEST(PermissionsTest, GetWarningMessages_CombinedSessions) {
1181   {
1182     APIPermissionSet api_permissions;
1183     api_permissions.insert(APIPermission::kTab);
1184     api_permissions.insert(APIPermission::kTopSites);
1185     api_permissions.insert(APIPermission::kProcesses);
1186     api_permissions.insert(APIPermission::kWebNavigation);
1187     api_permissions.insert(APIPermission::kSessions);
1188     scoped_refptr<PermissionSet> permissions(
1189         new PermissionSet(api_permissions, ManifestPermissionSet(),
1190                           URLPatternSet(), URLPatternSet()));
1191     EXPECT_TRUE(VerifyOnePermissionMessage(
1192         permissions.get(), Manifest::TYPE_EXTENSION,
1193         l10n_util::GetStringUTF16(
1194             IDS_EXTENSION_PROMPT_WARNING_HISTORY_READ_AND_SESSIONS)));
1195   }
1196   {
1197     APIPermissionSet api_permissions;
1198     api_permissions.insert(APIPermission::kHistory);
1199     api_permissions.insert(APIPermission::kTab);
1200     api_permissions.insert(APIPermission::kTopSites);
1201     api_permissions.insert(APIPermission::kProcesses);
1202     api_permissions.insert(APIPermission::kWebNavigation);
1203     api_permissions.insert(APIPermission::kSessions);
1204     scoped_refptr<PermissionSet> permissions(
1205         new PermissionSet(api_permissions, ManifestPermissionSet(),
1206                           URLPatternSet(), URLPatternSet()));
1207     EXPECT_TRUE(VerifyOnePermissionMessage(
1208         permissions.get(), Manifest::TYPE_EXTENSION,
1209         l10n_util::GetStringUTF16(
1210             IDS_EXTENSION_PROMPT_WARNING_HISTORY_WRITE_AND_SESSIONS)));
1211   }
1212 }
1213
1214 TEST(PermissionsTest, GetWarningMessages_DeclarativeWebRequest) {
1215   // Test that if the declarativeWebRequest permission is present
1216   // in combination with all hosts permission, then only the warning
1217   // for host permissions is shown, because that covers the use of
1218   // declarativeWebRequest.
1219
1220   // Until Declarative Web Request is in stable, let's make sure it is enabled
1221   // on the current channel.
1222   ScopedCurrentChannel sc(chrome::VersionInfo::CHANNEL_CANARY);
1223
1224   // First verify that declarativeWebRequest produces a message when host
1225   // permissions do not cover all hosts.
1226   scoped_refptr<Extension> extension =
1227       LoadManifest("permissions", "web_request_not_all_host_permissions.json");
1228   const PermissionSet* set =
1229       extension->permissions_data()->active_permissions().get();
1230   EXPECT_TRUE(VerifyHasPermissionMessage(set, extension->GetType(),
1231                                          "Block parts of web pages"));
1232   EXPECT_FALSE(VerifyHasPermissionMessage(
1233       set, extension->GetType(),
1234       "Read and change all your data on the websites you visit"));
1235
1236   // Now verify that declarativeWebRequest does not produce a message when host
1237   // permissions do cover all hosts.
1238   extension =
1239       LoadManifest("permissions", "web_request_all_host_permissions.json");
1240   set = extension->permissions_data()->active_permissions().get();
1241   EXPECT_FALSE(VerifyHasPermissionMessage(set, extension->GetType(),
1242                                           "Block parts of web pages"));
1243   EXPECT_TRUE(VerifyHasPermissionMessage(
1244       set, extension->GetType(),
1245       "Read and change all your data on the websites you visit"));
1246 }
1247
1248 TEST(PermissionsTest, GetWarningMessages_Serial) {
1249   scoped_refptr<Extension> extension =
1250       LoadManifest("permissions", "serial.json");
1251
1252   EXPECT_TRUE(extension->is_platform_app());
1253   EXPECT_TRUE(
1254       extension->permissions_data()->HasAPIPermission(APIPermission::kSerial));
1255   EXPECT_TRUE(VerifyOnePermissionMessage(extension->permissions_data(),
1256                                          "Access your serial devices"));
1257 }
1258
1259 TEST(PermissionsTest, GetWarningMessages_Socket_AnyHost) {
1260   ScopedCurrentChannel channel(chrome::VersionInfo::CHANNEL_DEV);
1261
1262   scoped_refptr<Extension> extension =
1263       LoadManifest("permissions", "socket_any_host.json");
1264   EXPECT_TRUE(extension->is_platform_app());
1265   EXPECT_TRUE(
1266       extension->permissions_data()->HasAPIPermission(APIPermission::kSocket));
1267   EXPECT_TRUE(VerifyOnePermissionMessage(
1268       extension->permissions_data(),
1269       "Exchange data with any device on the local network or internet"));
1270 }
1271
1272 TEST(PermissionsTest, GetWarningMessages_Socket_OneDomainTwoHostnames) {
1273   ScopedCurrentChannel channel(chrome::VersionInfo::CHANNEL_DEV);
1274
1275   scoped_refptr<Extension> extension =
1276       LoadManifest("permissions", "socket_one_domain_two_hostnames.json");
1277   EXPECT_TRUE(extension->is_platform_app());
1278   EXPECT_TRUE(
1279       extension->permissions_data()->HasAPIPermission(APIPermission::kSocket));
1280
1281   // Verify the warnings, including support for unicode characters, the fact
1282   // that domain host warnings come before specific host warnings, and the fact
1283   // that domains and hostnames are in alphabetical order regardless of the
1284   // order in the manifest file.
1285   EXPECT_TRUE(VerifyTwoPermissionMessages(
1286       extension->permissions_data(),
1287       "Exchange data with any device in the domain example.org",
1288       "Exchange data with the devices named: "
1289       "b\xC3\xA5r.example.com foo.example.com",
1290       // "\xC3\xA5" = UTF-8 for lowercase A with ring above
1291       true));
1292 }
1293
1294 TEST(PermissionsTest, GetWarningMessages_Socket_TwoDomainsOneHostname) {
1295   ScopedCurrentChannel channel(chrome::VersionInfo::CHANNEL_DEV);
1296
1297   scoped_refptr<Extension> extension =
1298       LoadManifest("permissions", "socket_two_domains_one_hostname.json");
1299   EXPECT_TRUE(extension->is_platform_app());
1300   EXPECT_TRUE(
1301       extension->permissions_data()->HasAPIPermission(APIPermission::kSocket));
1302
1303   // Verify the warnings, including the fact that domain host warnings come
1304   // before specific host warnings and the fact that domains and hostnames are
1305   // in alphabetical order regardless of the order in the manifest file.
1306   EXPECT_TRUE(VerifyTwoPermissionMessages(
1307       extension->permissions_data(),
1308       "Exchange data with any device in the domains: "
1309       "example.com foo.example.org",
1310       "Exchange data with the device named bar.example.org", true));
1311 }
1312
1313 // Since platform apps always use isolated storage, they can't (silently)
1314 // access user data on other domains, so there's no need to prompt about host
1315 // permissions. See crbug.com/255229.
1316 TEST(PermissionsTest, GetWarningMessages_PlatformAppHosts) {
1317   scoped_refptr<Extension> extension;
1318
1319   extension = LoadManifest("permissions", "platform_app_hosts.json");
1320   EXPECT_TRUE(extension->is_platform_app());
1321   EXPECT_TRUE(VerifyNoPermissionMessages(extension->permissions_data()));
1322
1323   extension = LoadManifest("permissions", "platform_app_all_urls.json");
1324   EXPECT_TRUE(extension->is_platform_app());
1325   EXPECT_TRUE(VerifyNoPermissionMessages(extension->permissions_data()));
1326 }
1327
1328 testing::AssertionResult ShowsAllHostsWarning(const std::string& pattern) {
1329   scoped_refptr<Extension> extension =
1330       ExtensionBuilder()
1331           .SetManifest(DictionaryBuilder()
1332                            .Set("name", "TLDWildCardTest")
1333                            .Set("version", "0.1.0")
1334                            .Set("permissions", ListBuilder().Append(pattern))
1335                            .Build())
1336           .Build();
1337
1338   return VerifyHasPermissionMessage(
1339       extension->permissions_data(),
1340       l10n_util::GetStringUTF16(IDS_EXTENSION_PROMPT_WARNING_ALL_HOSTS));
1341 }
1342
1343 TEST(PermissionsTest, GetWarningMessages_TLDWildcardTreatedAsAllHosts) {
1344   EXPECT_TRUE(ShowsAllHostsWarning("http://*.com/*"));    // most popular.
1345   EXPECT_TRUE(ShowsAllHostsWarning("http://*.org/*"));    // sanity check.
1346   EXPECT_TRUE(ShowsAllHostsWarning("http://*.co.uk/*"));  // eTLD.
1347   EXPECT_TRUE(ShowsAllHostsWarning("http://*.de/*"));  // foreign country tld.
1348
1349   // We should still show the normal permissions (i.e., "Can access your data on
1350   // *.rdcronin.com") for things that are not TLDs.
1351   EXPECT_FALSE(ShowsAllHostsWarning("http://*.rdcronin.com/*"));
1352
1353   // Pseudo-TLDs, like appspot.com, should not show all hosts.
1354   EXPECT_FALSE(ShowsAllHostsWarning("http://*.appspot.com/*"));
1355
1356   // Non-TLDs should be likewise exempt.
1357   EXPECT_FALSE(ShowsAllHostsWarning("http://*.notarealtld/*"));
1358
1359   // Our internal checks use "foo", so let's make sure we're not messing
1360   // something up with it.
1361   EXPECT_FALSE(ShowsAllHostsWarning("http://*.foo.com"));
1362   EXPECT_FALSE(ShowsAllHostsWarning("http://foo.com"));
1363   // This will fail if foo becomes a recognized TLD. Which could be soon.
1364   // Update as needed.
1365   EXPECT_FALSE(ShowsAllHostsWarning("http://*.foo"));
1366 }
1367
1368 TEST(PermissionsTest, GetDistinctHosts) {
1369   URLPatternSet explicit_hosts;
1370   std::set<std::string> expected;
1371   expected.insert("www.foo.com");
1372   expected.insert("www.bar.com");
1373   expected.insert("www.baz.com");
1374
1375   {
1376     SCOPED_TRACE("no dupes");
1377
1378     // Simple list with no dupes.
1379     explicit_hosts.AddPattern(
1380         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.com/path"));
1381     explicit_hosts.AddPattern(
1382         URLPattern(URLPattern::SCHEME_HTTP, "http://www.bar.com/path"));
1383     explicit_hosts.AddPattern(
1384         URLPattern(URLPattern::SCHEME_HTTP, "http://www.baz.com/path"));
1385     EXPECT_EQ(expected,
1386               permission_message_util::GetDistinctHosts(
1387                   explicit_hosts, true, true));
1388   }
1389
1390   {
1391     SCOPED_TRACE("two dupes");
1392
1393     // Add some dupes.
1394     explicit_hosts.AddPattern(
1395         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.com/path"));
1396     explicit_hosts.AddPattern(
1397         URLPattern(URLPattern::SCHEME_HTTP, "http://www.baz.com/path"));
1398     EXPECT_EQ(expected,
1399               permission_message_util::GetDistinctHosts(
1400                   explicit_hosts, true, true));
1401   }
1402
1403   {
1404     SCOPED_TRACE("schemes differ");
1405
1406     // Add a pattern that differs only by scheme. This should be filtered out.
1407     explicit_hosts.AddPattern(
1408         URLPattern(URLPattern::SCHEME_HTTPS, "https://www.bar.com/path"));
1409     EXPECT_EQ(expected,
1410               permission_message_util::GetDistinctHosts(
1411                   explicit_hosts, true, true));
1412   }
1413
1414   {
1415     SCOPED_TRACE("paths differ");
1416
1417     // Add some dupes by path.
1418     explicit_hosts.AddPattern(
1419         URLPattern(URLPattern::SCHEME_HTTP, "http://www.bar.com/pathypath"));
1420     EXPECT_EQ(expected,
1421               permission_message_util::GetDistinctHosts(
1422                   explicit_hosts, true, true));
1423   }
1424
1425   {
1426     SCOPED_TRACE("subdomains differ");
1427
1428     // We don't do anything special for subdomains.
1429     explicit_hosts.AddPattern(
1430         URLPattern(URLPattern::SCHEME_HTTP, "http://monkey.www.bar.com/path"));
1431     explicit_hosts.AddPattern(
1432         URLPattern(URLPattern::SCHEME_HTTP, "http://bar.com/path"));
1433
1434     expected.insert("monkey.www.bar.com");
1435     expected.insert("bar.com");
1436
1437     EXPECT_EQ(expected,
1438               permission_message_util::GetDistinctHosts(
1439                   explicit_hosts, true, true));
1440   }
1441
1442   {
1443     SCOPED_TRACE("RCDs differ");
1444
1445     // Now test for RCD uniquing.
1446     explicit_hosts.AddPattern(
1447         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.com/path"));
1448     explicit_hosts.AddPattern(
1449         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.co.uk/path"));
1450     explicit_hosts.AddPattern(
1451         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.de/path"));
1452     explicit_hosts.AddPattern(
1453         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.ca.us/path"));
1454     explicit_hosts.AddPattern(
1455         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.net/path"));
1456     explicit_hosts.AddPattern(
1457         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.com.my/path"));
1458
1459     // This is an unknown RCD, which shouldn't be uniqued out.
1460     explicit_hosts.AddPattern(
1461         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.xyzzy/path"));
1462     // But it should only occur once.
1463     explicit_hosts.AddPattern(
1464         URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.xyzzy/path"));
1465
1466     expected.insert("www.foo.xyzzy");
1467
1468     EXPECT_EQ(expected,
1469               permission_message_util::GetDistinctHosts(
1470                   explicit_hosts, true, true));
1471   }
1472
1473   {
1474     SCOPED_TRACE("wildcards");
1475
1476     explicit_hosts.AddPattern(
1477         URLPattern(URLPattern::SCHEME_HTTP, "http://*.google.com/*"));
1478
1479     expected.insert("*.google.com");
1480
1481     EXPECT_EQ(expected,
1482               permission_message_util::GetDistinctHosts(
1483                   explicit_hosts, true, true));
1484   }
1485
1486   {
1487     SCOPED_TRACE("scriptable hosts");
1488
1489     APIPermissionSet empty_perms;
1490     explicit_hosts.ClearPatterns();
1491     URLPatternSet scriptable_hosts;
1492     expected.clear();
1493
1494     explicit_hosts.AddPattern(
1495         URLPattern(URLPattern::SCHEME_HTTP, "http://*.google.com/*"));
1496     scriptable_hosts.AddPattern(
1497         URLPattern(URLPattern::SCHEME_HTTP, "http://*.example.com/*"));
1498
1499     expected.insert("*.google.com");
1500     expected.insert("*.example.com");
1501
1502     scoped_refptr<PermissionSet> perm_set(new PermissionSet(
1503         empty_perms, ManifestPermissionSet(),
1504         explicit_hosts, scriptable_hosts));
1505     EXPECT_EQ(expected,
1506               permission_message_util::GetDistinctHosts(
1507                   perm_set->effective_hosts(), true, true));
1508   }
1509
1510   {
1511     // We don't display warnings for file URLs because they are off by default.
1512     SCOPED_TRACE("file urls");
1513
1514     explicit_hosts.ClearPatterns();
1515     expected.clear();
1516
1517     explicit_hosts.AddPattern(
1518         URLPattern(URLPattern::SCHEME_FILE, "file:///*"));
1519
1520     EXPECT_EQ(expected,
1521               permission_message_util::GetDistinctHosts(
1522                   explicit_hosts, true, true));
1523   }
1524 }
1525
1526 TEST(PermissionsTest, GetDistinctHosts_ComIsBestRcd) {
1527   URLPatternSet explicit_hosts;
1528   explicit_hosts.AddPattern(
1529       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.ca/path"));
1530   explicit_hosts.AddPattern(
1531       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.org/path"));
1532   explicit_hosts.AddPattern(
1533       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.co.uk/path"));
1534   explicit_hosts.AddPattern(
1535       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.net/path"));
1536   explicit_hosts.AddPattern(
1537       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.jp/path"));
1538   explicit_hosts.AddPattern(
1539       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.com/path"));
1540
1541   std::set<std::string> expected;
1542   expected.insert("www.foo.com");
1543   EXPECT_EQ(expected,
1544             permission_message_util::GetDistinctHosts(
1545                 explicit_hosts, true, true));
1546 }
1547
1548 TEST(PermissionsTest, GetDistinctHosts_NetIs2ndBestRcd) {
1549   URLPatternSet explicit_hosts;
1550   explicit_hosts.AddPattern(
1551       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.ca/path"));
1552   explicit_hosts.AddPattern(
1553       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.org/path"));
1554   explicit_hosts.AddPattern(
1555       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.co.uk/path"));
1556   explicit_hosts.AddPattern(
1557       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.net/path"));
1558   explicit_hosts.AddPattern(
1559       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.jp/path"));
1560   // No http://www.foo.com/path
1561
1562   std::set<std::string> expected;
1563   expected.insert("www.foo.net");
1564   EXPECT_EQ(expected,
1565             permission_message_util::GetDistinctHosts(
1566                 explicit_hosts, true, true));
1567 }
1568
1569 TEST(PermissionsTest, GetDistinctHosts_OrgIs3rdBestRcd) {
1570   URLPatternSet explicit_hosts;
1571   explicit_hosts.AddPattern(
1572       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.ca/path"));
1573   explicit_hosts.AddPattern(
1574       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.org/path"));
1575   explicit_hosts.AddPattern(
1576       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.co.uk/path"));
1577   // No http://www.foo.net/path
1578   explicit_hosts.AddPattern(
1579       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.jp/path"));
1580   // No http://www.foo.com/path
1581
1582   std::set<std::string> expected;
1583   expected.insert("www.foo.org");
1584   EXPECT_EQ(expected,
1585             permission_message_util::GetDistinctHosts(
1586                 explicit_hosts, true, true));
1587 }
1588
1589 TEST(PermissionsTest, GetDistinctHosts_FirstInListIs4thBestRcd) {
1590   URLPatternSet explicit_hosts;
1591   explicit_hosts.AddPattern(
1592       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.ca/path"));
1593   // No http://www.foo.org/path
1594   explicit_hosts.AddPattern(
1595       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.co.uk/path"));
1596   // No http://www.foo.net/path
1597   explicit_hosts.AddPattern(
1598       URLPattern(URLPattern::SCHEME_HTTP, "http://www.foo.jp/path"));
1599   // No http://www.foo.com/path
1600
1601   std::set<std::string> expected;
1602   expected.insert("www.foo.ca");
1603   EXPECT_EQ(expected,
1604             permission_message_util::GetDistinctHosts(
1605                 explicit_hosts, true, true));
1606 }
1607
1608 TEST(PermissionsTest, IsHostPrivilegeIncrease) {
1609   Manifest::Type type = Manifest::TYPE_EXTENSION;
1610   const PermissionMessageProvider* provider = PermissionMessageProvider::Get();
1611   ManifestPermissionSet empty_manifest_permissions;
1612   URLPatternSet elist1;
1613   URLPatternSet elist2;
1614   URLPatternSet slist1;
1615   URLPatternSet slist2;
1616   scoped_refptr<PermissionSet> set1;
1617   scoped_refptr<PermissionSet> set2;
1618   APIPermissionSet empty_perms;
1619   elist1.AddPattern(
1620       URLPattern(URLPattern::SCHEME_HTTP, "http://www.google.com.hk/path"));
1621   elist1.AddPattern(
1622       URLPattern(URLPattern::SCHEME_HTTP, "http://www.google.com/path"));
1623
1624   // Test that the host order does not matter.
1625   elist2.AddPattern(
1626       URLPattern(URLPattern::SCHEME_HTTP, "http://www.google.com/path"));
1627   elist2.AddPattern(
1628       URLPattern(URLPattern::SCHEME_HTTP, "http://www.google.com.hk/path"));
1629
1630   set1 = new PermissionSet(empty_perms, empty_manifest_permissions,
1631                            elist1, slist1);
1632   set2 = new PermissionSet(empty_perms, empty_manifest_permissions,
1633                            elist2, slist2);
1634
1635   EXPECT_FALSE(provider->IsPrivilegeIncrease(set1.get(), set2.get(), type));
1636   EXPECT_FALSE(provider->IsPrivilegeIncrease(set2.get(), set1.get(), type));
1637
1638   // Test that paths are ignored.
1639   elist2.ClearPatterns();
1640   elist2.AddPattern(
1641       URLPattern(URLPattern::SCHEME_HTTP, "http://www.google.com/*"));
1642   set2 = new PermissionSet(empty_perms, empty_manifest_permissions,
1643                            elist2, slist2);
1644   EXPECT_FALSE(provider->IsPrivilegeIncrease(set1.get(), set2.get(), type));
1645   EXPECT_FALSE(provider->IsPrivilegeIncrease(set2.get(), set1.get(), type));
1646
1647   // Test that RCDs are ignored.
1648   elist2.ClearPatterns();
1649   elist2.AddPattern(
1650       URLPattern(URLPattern::SCHEME_HTTP, "http://www.google.com.hk/*"));
1651   set2 = new PermissionSet(empty_perms, empty_manifest_permissions,
1652                            elist2, slist2);
1653   EXPECT_FALSE(provider->IsPrivilegeIncrease(set1.get(), set2.get(), type));
1654   EXPECT_FALSE(provider->IsPrivilegeIncrease(set2.get(), set1.get(), type));
1655
1656   // Test that subdomain wildcards are handled properly.
1657   elist2.ClearPatterns();
1658   elist2.AddPattern(
1659       URLPattern(URLPattern::SCHEME_HTTP, "http://*.google.com.hk/*"));
1660   set2 = new PermissionSet(empty_perms, empty_manifest_permissions,
1661                            elist2, slist2);
1662   EXPECT_TRUE(provider->IsPrivilegeIncrease(set1.get(), set2.get(), type));
1663   // TODO(jstritar): Does not match subdomains properly. http://crbug.com/65337
1664   // EXPECT_FALSE(provider->IsPrivilegeIncrease(set2, set1, type));
1665
1666   // Test that different domains count as different hosts.
1667   elist2.ClearPatterns();
1668   elist2.AddPattern(
1669       URLPattern(URLPattern::SCHEME_HTTP, "http://www.google.com/path"));
1670   elist2.AddPattern(
1671       URLPattern(URLPattern::SCHEME_HTTP, "http://www.example.org/path"));
1672   set2 = new PermissionSet(empty_perms, empty_manifest_permissions,
1673                            elist2, slist2);
1674   EXPECT_TRUE(provider->IsPrivilegeIncrease(set1.get(), set2.get(), type));
1675   EXPECT_FALSE(provider->IsPrivilegeIncrease(set2.get(), set1.get(), type));
1676
1677   // Test that different subdomains count as different hosts.
1678   elist2.ClearPatterns();
1679   elist2.AddPattern(
1680       URLPattern(URLPattern::SCHEME_HTTP, "http://mail.google.com/*"));
1681   set2 = new PermissionSet(empty_perms, empty_manifest_permissions,
1682                            elist2, slist2);
1683   EXPECT_TRUE(provider->IsPrivilegeIncrease(set1.get(), set2.get(), type));
1684   EXPECT_TRUE(provider->IsPrivilegeIncrease(set2.get(), set1.get(), type));
1685
1686   // Test that platform apps do not have host permissions increases.
1687   type = Manifest::TYPE_PLATFORM_APP;
1688   EXPECT_FALSE(provider->IsPrivilegeIncrease(set1.get(), set2.get(), type));
1689   EXPECT_FALSE(provider->IsPrivilegeIncrease(set2.get(), set1.get(), type));
1690 }
1691
1692 TEST(PermissionsTest, GetAPIsAsStrings) {
1693   APIPermissionSet apis;
1694   URLPatternSet empty_set;
1695
1696   apis.insert(APIPermission::kProxy);
1697   apis.insert(APIPermission::kBackground);
1698   apis.insert(APIPermission::kNotifications);
1699   apis.insert(APIPermission::kTab);
1700
1701   scoped_refptr<PermissionSet> perm_set = new PermissionSet(
1702       apis, ManifestPermissionSet(), empty_set, empty_set);
1703   std::set<std::string> api_names = perm_set->GetAPIsAsStrings();
1704
1705   // The result is correct if it has the same number of elements
1706   // and we can convert it back to the id set.
1707   EXPECT_EQ(4u, api_names.size());
1708   EXPECT_EQ(apis,
1709             PermissionsInfo::GetInstance()->GetAllByName(api_names));
1710 }
1711
1712 TEST(PermissionsTest, IsEmpty) {
1713   APIPermissionSet empty_apis;
1714   URLPatternSet empty_extent;
1715
1716   scoped_refptr<PermissionSet> empty = new PermissionSet();
1717   EXPECT_TRUE(empty->IsEmpty());
1718   scoped_refptr<PermissionSet> perm_set;
1719
1720   perm_set = new PermissionSet(empty_apis, ManifestPermissionSet(),
1721                                empty_extent, empty_extent);
1722   EXPECT_TRUE(perm_set->IsEmpty());
1723
1724   APIPermissionSet non_empty_apis;
1725   non_empty_apis.insert(APIPermission::kBackground);
1726   perm_set = new PermissionSet(non_empty_apis, ManifestPermissionSet(),
1727                                empty_extent, empty_extent);
1728   EXPECT_FALSE(perm_set->IsEmpty());
1729
1730   // Try non standard host
1731   URLPatternSet non_empty_extent;
1732   AddPattern(&non_empty_extent, "http://www.google.com/*");
1733
1734   perm_set = new PermissionSet(empty_apis, ManifestPermissionSet(),
1735                                non_empty_extent, empty_extent);
1736   EXPECT_FALSE(perm_set->IsEmpty());
1737
1738   perm_set = new PermissionSet(empty_apis, ManifestPermissionSet(),
1739                                empty_extent, non_empty_extent);
1740   EXPECT_FALSE(perm_set->IsEmpty());
1741 }
1742
1743 TEST(PermissionsTest, ImpliedPermissions) {
1744   URLPatternSet empty_extent;
1745   APIPermissionSet apis;
1746   apis.insert(APIPermission::kFileBrowserHandler);
1747   EXPECT_EQ(1U, apis.size());
1748
1749   scoped_refptr<PermissionSet> perm_set;
1750   perm_set = new PermissionSet(apis, ManifestPermissionSet(),
1751                                empty_extent, empty_extent);
1752   EXPECT_EQ(2U, perm_set->apis().size());
1753 }
1754
1755 TEST(PermissionsTest, SyncFileSystemPermission) {
1756   scoped_refptr<Extension> extension = LoadManifest(
1757       "permissions", "sync_file_system.json");
1758   APIPermissionSet apis;
1759   apis.insert(APIPermission::kSyncFileSystem);
1760   EXPECT_TRUE(extension->is_platform_app());
1761   EXPECT_TRUE(extension->permissions_data()->HasAPIPermission(
1762       APIPermission::kSyncFileSystem));
1763   EXPECT_TRUE(
1764       VerifyOnePermissionMessage(extension->permissions_data(),
1765                                  "Store data in your Google Drive account"));
1766 }
1767
1768 // Make sure that we don't crash when we're trying to show the permissions
1769 // even though chrome://thumb (and everything that's not chrome://favicon with
1770 // a chrome:// scheme) is not a valid permission.
1771 // More details here: crbug/246314.
1772 TEST(PermissionsTest, ChromeURLs) {
1773   URLPatternSet allowed_hosts;
1774   allowed_hosts.AddPattern(
1775       URLPattern(URLPattern::SCHEME_ALL, "http://www.google.com/"));
1776   allowed_hosts.AddPattern(
1777       URLPattern(URLPattern::SCHEME_ALL, "chrome://favicon/"));
1778   allowed_hosts.AddPattern(
1779       URLPattern(URLPattern::SCHEME_ALL, "chrome://thumb/"));
1780   scoped_refptr<PermissionSet> permissions(
1781       new PermissionSet(APIPermissionSet(), ManifestPermissionSet(),
1782                         allowed_hosts, URLPatternSet()));
1783   PermissionMessageProvider::Get()->GetLegacyPermissionMessageIDs(
1784       permissions.get(), Manifest::TYPE_EXTENSION);
1785   PermissionMessageProvider::Get()->GetCoalescedPermissionMessages(
1786       PermissionMessageProvider::Get()->GetAllPermissionIDs(
1787           permissions.get(), Manifest::TYPE_EXTENSION));
1788 }
1789
1790 TEST(PermissionsTest, IsPrivilegeIncrease_DeclarativeWebRequest) {
1791   scoped_refptr<Extension> extension(
1792       LoadManifest("permissions", "permissions_all_urls.json"));
1793   scoped_refptr<const PermissionSet> permissions(
1794       extension->permissions_data()->active_permissions());
1795
1796   scoped_refptr<Extension> extension_dwr(
1797       LoadManifest("permissions", "web_request_all_host_permissions.json"));
1798   scoped_refptr<const PermissionSet> permissions_dwr(
1799       extension_dwr->permissions_data()->active_permissions());
1800
1801   EXPECT_FALSE(PermissionMessageProvider::Get()->
1802                    IsPrivilegeIncrease(permissions.get(),
1803                                        permissions_dwr.get(),
1804                                        extension->GetType()));
1805 }
1806
1807 }  // namespace extensions