src/chrome/browser/custom_handlers/protocol_handler_registry_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 "chrome/browser/custom_handlers/protocol_handler_registry.h"
   6
   7 #include <set>
   8
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "base/strings/utf_string_conversions.h"
  12 #include "base/synchronization/waitable_event.h"
  13 #include "chrome/browser/chrome_notification_types.h"
  14 #include "chrome/browser/prefs/pref_service_syncable.h"
  15 #include "chrome/common/custom_handlers/protocol_handler.h"
  16 #include "chrome/common/pref_names.h"
  17 #include "chrome/test/base/testing_browser_process.h"
  18 #include "chrome/test/base/testing_profile.h"
  19 #include "components/pref_registry/pref_registry_syncable.h"
  20 #include "content/public/browser/notification_observer.h"
  21 #include "content/public/browser/notification_registrar.h"
  22 #include "content/public/browser/notification_source.h"
  23 #include "content/public/test/test_browser_thread.h"
  24 #include "content/public/test/test_renderer_host.h"
  25 #include "net/base/request_priority.h"
  26 #include "net/url_request/url_request.h"
  27 #include "net/url_request/url_request_context.h"
  28 #include "testing/gtest/include/gtest/gtest.h"
  29
  30 using content::BrowserThread;
  31
  32 namespace {
  33
  34 void AssertInterceptedIO(
  35     const GURL& url,
  36     net::URLRequestJobFactory* interceptor) {
  37   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
  38   net::URLRequestContext context;
  39   scoped_ptr<net::URLRequest> request(context.CreateRequest(
  40       url, net::DEFAULT_PRIORITY, NULL, NULL));
  41   scoped_refptr<net::URLRequestJob> job =
  42       interceptor->MaybeCreateJobWithProtocolHandler(
  43           url.scheme(), request.get(), context.network_delegate());
  44   ASSERT_TRUE(job.get() != NULL);
  45 }
  46
  47 void AssertIntercepted(
  48     const GURL& url,
  49     net::URLRequestJobFactory* interceptor) {
  50   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
  51   BrowserThread::PostTask(BrowserThread::IO,
  52                           FROM_HERE,
  53                           base::Bind(AssertInterceptedIO,
  54                                      url,
  55                                      base::Unretained(interceptor)));
  56   base::MessageLoop::current()->RunUntilIdle();
  57 }
  58
  59 // FakeURLRequestJobFactory returns NULL for all job creation requests and false
  60 // for all IsHandled*() requests. FakeURLRequestJobFactory can be chained to
  61 // ProtocolHandlerRegistry::JobInterceptorFactory so the result of
  62 // MaybeCreateJobWithProtocolHandler() indicates whether the
  63 // ProtocolHandlerRegistry properly handled a job creation request.
  64 class FakeURLRequestJobFactory : public net::URLRequestJobFactory {
  65   // net::URLRequestJobFactory implementation:
  66   virtual net::URLRequestJob* MaybeCreateJobWithProtocolHandler(
  67       const std::string& scheme,
  68       net::URLRequest* request,
  69       net::NetworkDelegate* network_delegate) const OVERRIDE {
  70     return NULL;
  71   }
  72   virtual bool IsHandledProtocol(const std::string& scheme) const OVERRIDE {
  73     return false;
  74   }
  75   virtual bool IsHandledURL(const GURL& url) const OVERRIDE {
  76     return false;
  77   }
  78   virtual bool IsSafeRedirectTarget(const GURL& location) const OVERRIDE {
  79     return true;
  80   }
  81 };
  82
  83 void AssertWillHandleIO(
  84     const std::string& scheme,
  85     bool expected,
  86     ProtocolHandlerRegistry::JobInterceptorFactory* interceptor) {
  87   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
  88   interceptor->Chain(scoped_ptr<net::URLRequestJobFactory>(
  89       new FakeURLRequestJobFactory()));
  90   ASSERT_EQ(expected, interceptor->IsHandledProtocol(scheme));
  91   interceptor->Chain(scoped_ptr<net::URLRequestJobFactory>());
  92 }
  93
  94 void AssertWillHandle(
  95     const std::string& scheme,
  96     bool expected,
  97     ProtocolHandlerRegistry::JobInterceptorFactory* interceptor) {
  98   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
  99   BrowserThread::PostTask(BrowserThread::IO,
 100                           FROM_HERE,
 101                           base::Bind(AssertWillHandleIO,
 102                                      scheme,
 103                                      expected,
 104                                      base::Unretained(interceptor)));
 105   base::MessageLoop::current()->RunUntilIdle();
 106 }
 107
 108 base::DictionaryValue* GetProtocolHandlerValue(std::string protocol,
 109                                                std::string url) {
 110   base::DictionaryValue* value = new base::DictionaryValue();
 111   value->SetString("protocol", protocol);
 112   value->SetString("url", url);
 113   return value;
 114 }
 115
 116 base::DictionaryValue* GetProtocolHandlerValueWithDefault(std::string protocol,
 117                                                           std::string url,
 118                                                           bool is_default) {
 119   base::DictionaryValue* value = GetProtocolHandlerValue(protocol, url);
 120   value->SetBoolean("default", is_default);
 121   return value;
 122 }
 123
 124 class FakeDelegate : public ProtocolHandlerRegistry::Delegate {
 125  public:
 126   FakeDelegate() : force_os_failure_(false) {}
 127   virtual ~FakeDelegate() { }
 128   virtual void RegisterExternalHandler(const std::string& protocol) OVERRIDE {
 129     ASSERT_TRUE(
 130         registered_protocols_.find(protocol) == registered_protocols_.end());
 131     registered_protocols_.insert(protocol);
 132   }
 133
 134   virtual void DeregisterExternalHandler(const std::string& protocol) OVERRIDE {
 135     registered_protocols_.erase(protocol);
 136   }
 137
 138   virtual ShellIntegration::DefaultProtocolClientWorker* CreateShellWorker(
 139     ShellIntegration::DefaultWebClientObserver* observer,
 140     const std::string& protocol) OVERRIDE;
 141
 142   virtual ProtocolHandlerRegistry::DefaultClientObserver* CreateShellObserver(
 143       ProtocolHandlerRegistry* registry) OVERRIDE;
 144
 145   virtual void RegisterWithOSAsDefaultClient(
 146       const std::string& protocol,
 147       ProtocolHandlerRegistry* reg) OVERRIDE {
 148     ProtocolHandlerRegistry::Delegate::RegisterWithOSAsDefaultClient(protocol,
 149                                                                      reg);
 150     ASSERT_FALSE(IsFakeRegisteredWithOS(protocol));
 151   }
 152
 153   virtual bool IsExternalHandlerRegistered(
 154       const std::string& protocol) OVERRIDE {
 155     return registered_protocols_.find(protocol) != registered_protocols_.end();
 156   }
 157
 158   bool IsFakeRegisteredWithOS(const std::string& protocol) {
 159     return os_registered_protocols_.find(protocol) !=
 160         os_registered_protocols_.end();
 161   }
 162
 163   void FakeRegisterWithOS(const std::string& protocol) {
 164     os_registered_protocols_.insert(protocol);
 165   }
 166
 167   void Reset() {
 168     registered_protocols_.clear();
 169     os_registered_protocols_.clear();
 170     force_os_failure_ = false;
 171   }
 172
 173   void set_force_os_failure(bool force) { force_os_failure_ = force; }
 174
 175   bool force_os_failure() { return force_os_failure_; }
 176
 177  private:
 178   std::set<std::string> registered_protocols_;
 179   std::set<std::string> os_registered_protocols_;
 180   bool force_os_failure_;
 181 };
 182
 183 class FakeClientObserver
 184     : public ProtocolHandlerRegistry::DefaultClientObserver {
 185  public:
 186   FakeClientObserver(ProtocolHandlerRegistry* registry,
 187                      FakeDelegate* registry_delegate)
 188       : ProtocolHandlerRegistry::DefaultClientObserver(registry),
 189         delegate_(registry_delegate) {}
 190
 191   virtual void SetDefaultWebClientUIState(
 192       ShellIntegration::DefaultWebClientUIState state) OVERRIDE {
 193     ProtocolHandlerRegistry::DefaultClientObserver::SetDefaultWebClientUIState(
 194         state);
 195     if (state == ShellIntegration::STATE_IS_DEFAULT) {
 196       delegate_->FakeRegisterWithOS(worker_->protocol());
 197     }
 198     if (state != ShellIntegration::STATE_PROCESSING) {
 199       base::MessageLoop::current()->Quit();
 200     }
 201   }
 202
 203  private:
 204   FakeDelegate* delegate_;
 205 };
 206
 207 class FakeProtocolClientWorker
 208     : public ShellIntegration::DefaultProtocolClientWorker {
 209  public:
 210   FakeProtocolClientWorker(ShellIntegration::DefaultWebClientObserver* observer,
 211                            const std::string& protocol,
 212                            bool force_failure)
 213       : ShellIntegration::DefaultProtocolClientWorker(observer, protocol),
 214         force_failure_(force_failure) {}
 215
 216  private:
 217   virtual ~FakeProtocolClientWorker() {}
 218
 219   virtual ShellIntegration::DefaultWebClientState CheckIsDefault() OVERRIDE {
 220     if (force_failure_) {
 221       return ShellIntegration::NOT_DEFAULT;
 222     } else {
 223       return ShellIntegration::IS_DEFAULT;
 224     }
 225   }
 226
 227   virtual bool SetAsDefault(bool interactive_permitted) OVERRIDE {
 228     return true;
 229   }
 230
 231  private:
 232   bool force_failure_;
 233 };
 234
 235 ProtocolHandlerRegistry::DefaultClientObserver*
 236     FakeDelegate::CreateShellObserver(ProtocolHandlerRegistry* registry) {
 237   return new FakeClientObserver(registry, this);
 238 }
 239
 240 ShellIntegration::DefaultProtocolClientWorker* FakeDelegate::CreateShellWorker(
 241     ShellIntegration::DefaultWebClientObserver* observer,
 242     const std::string& protocol) {
 243   return new FakeProtocolClientWorker(observer, protocol, force_os_failure_);
 244 }
 245
 246 class NotificationCounter : public content::NotificationObserver {
 247  public:
 248   explicit NotificationCounter(content::BrowserContext* context)
 249       : events_(0),
 250         notification_registrar_() {
 251     notification_registrar_.Add(this,
 252         chrome::NOTIFICATION_PROTOCOL_HANDLER_REGISTRY_CHANGED,
 253             content::Source<content::BrowserContext>(context));
 254   }
 255
 256   int events() { return events_; }
 257   bool notified() { return events_ > 0; }
 258   void Clear() { events_ = 0; }
 259   virtual void Observe(int type,
 260                        const content::NotificationSource& source,
 261                        const content::NotificationDetails& details) OVERRIDE {
 262     ++events_;
 263   }
 264
 265   int events_;
 266   content::NotificationRegistrar notification_registrar_;
 267 };
 268
 269 class QueryProtocolHandlerOnChange
 270     : public content::NotificationObserver {
 271  public:
 272   QueryProtocolHandlerOnChange(content::BrowserContext* context,
 273                                ProtocolHandlerRegistry* registry)
 274     : local_registry_(registry),
 275       called_(false),
 276       notification_registrar_() {
 277     notification_registrar_.Add(this,
 278         chrome::NOTIFICATION_PROTOCOL_HANDLER_REGISTRY_CHANGED,
 279             content::Source<content::BrowserContext>(context));
 280   }
 281
 282   virtual void Observe(int type,
 283                        const content::NotificationSource& source,
 284                        const content::NotificationDetails& details) OVERRIDE {
 285     std::vector<std::string> output;
 286     local_registry_->GetRegisteredProtocols(&output);
 287     called_ = true;
 288   }
 289
 290   ProtocolHandlerRegistry* local_registry_;
 291   bool called_;
 292   content::NotificationRegistrar notification_registrar_;
 293 };
 294
 295 // URLRequest DCHECKS that the current MessageLoop is IO. It does this because
 296 // it can't check the thread id (since net can't depend on content.) We want
 297 // to harness our tests so all threads use the same loop allowing us to
 298 // guarantee all messages are processed.) By overriding the IsType method
 299 // we basically ignore the supplied message loop type, and instead infer
 300 // our type based on the current thread. GO DEPENDENCY INJECTION!
 301 class TestMessageLoop : public base::MessageLoop {
 302  public:
 303   TestMessageLoop() {}
 304   virtual ~TestMessageLoop() {}
 305   virtual bool IsType(base::MessageLoop::Type type) const OVERRIDE {
 306     switch (type) {
 307       case base::MessageLoop::TYPE_UI:
 308         return BrowserThread::CurrentlyOn(BrowserThread::UI);
 309       case base::MessageLoop::TYPE_IO:
 310         return BrowserThread::CurrentlyOn(BrowserThread::IO);
 311 #if defined(OS_ANDROID)
 312       case base::MessageLoop::TYPE_JAVA: // fall-through
 313 #endif // defined(OS_ANDROID)
 314       case base::MessageLoop::TYPE_CUSTOM:
 315       case base::MessageLoop::TYPE_DEFAULT:
 316         return !BrowserThread::CurrentlyOn(BrowserThread::UI) &&
 317                !BrowserThread::CurrentlyOn(BrowserThread::IO);
 318     }
 319     return false;
 320   }
 321 };
 322
 323 }  // namespace
 324
 325 class ProtocolHandlerRegistryTest : public testing::Test {
 326  protected:
 327   ProtocolHandlerRegistryTest()
 328   : ui_thread_(BrowserThread::UI, &loop_),
 329     file_thread_(BrowserThread::FILE, &loop_),
 330     io_thread_(BrowserThread::IO, &loop_),
 331     test_protocol_handler_(CreateProtocolHandler("test", "test")) {}
 332
 333   FakeDelegate* delegate() const { return delegate_; }
 334   ProtocolHandlerRegistry* registry() { return registry_.get(); }
 335   TestingProfile* profile() const { return profile_.get(); }
 336   const ProtocolHandler& test_protocol_handler() const {
 337     return test_protocol_handler_;
 338   }
 339
 340   ProtocolHandler CreateProtocolHandler(const std::string& protocol,
 341                                         const GURL& url) {
 342     return ProtocolHandler::CreateProtocolHandler(protocol, url);
 343   }
 344
 345   ProtocolHandler CreateProtocolHandler(const std::string& protocol,
 346                                         const std::string& name) {
 347     return CreateProtocolHandler(protocol, GURL("http://" + name + "/%s"));
 348   }
 349
 350   void RecreateRegistry(bool initialize) {
 351     TeadDownRegistry();
 352     SetUpRegistry(initialize);
 353   }
 354
 355   int InPrefHandlerCount() {
 356     const base::ListValue* in_pref_handlers =
 357         profile()->GetPrefs()->GetList(prefs::kRegisteredProtocolHandlers);
 358     return static_cast<int>(in_pref_handlers->GetSize());
 359   }
 360
 361   int InMemoryHandlerCount() {
 362     int in_memory_handler_count = 0;
 363     ProtocolHandlerRegistry::ProtocolHandlerMultiMap::iterator it =
 364         registry()->protocol_handlers_.begin();
 365     for (; it != registry()->protocol_handlers_.end(); ++it)
 366       in_memory_handler_count += it->second.size();
 367     return in_memory_handler_count;
 368   }
 369
 370   int InPrefIgnoredHandlerCount() {
 371     const base::ListValue* in_pref_ignored_handlers =
 372         profile()->GetPrefs()->GetList(prefs::kIgnoredProtocolHandlers);
 373     return static_cast<int>(in_pref_ignored_handlers->GetSize());
 374   }
 375
 376   int InMemoryIgnoredHandlerCount() {
 377     int in_memory_ignored_handler_count = 0;
 378     ProtocolHandlerRegistry::ProtocolHandlerList::iterator it =
 379         registry()->ignored_protocol_handlers_.begin();
 380     for (; it != registry()->ignored_protocol_handlers_.end(); ++it)
 381       in_memory_ignored_handler_count++;
 382     return in_memory_ignored_handler_count;
 383   }
 384
 385   // Returns a new registry, initializing it if |initialize| is true.
 386   // Caller assumes ownership for the object
 387   void SetUpRegistry(bool initialize) {
 388     delegate_ = new FakeDelegate();
 389     registry_.reset(new ProtocolHandlerRegistry(profile(), delegate()));
 390     if (initialize) registry_->InitProtocolSettings();
 391   }
 392
 393   void TeadDownRegistry() {
 394     registry_->Shutdown();
 395     registry_.reset();
 396     // Registry owns the delegate_ it handles deletion of that object.
 397   }
 398
 399   virtual void SetUp() {
 400     profile_.reset(new TestingProfile());
 401     CHECK(profile_->GetPrefs());
 402     SetUpRegistry(true);
 403     test_protocol_handler_ =
 404         CreateProtocolHandler("test", GURL("http://test.com/%s"));
 405   }
 406
 407   virtual void TearDown() {
 408     TeadDownRegistry();
 409   }
 410
 411   TestMessageLoop loop_;
 412
 413  private:
 414   content::TestBrowserThread ui_thread_;
 415   content::TestBrowserThread file_thread_;
 416   content::TestBrowserThread io_thread_;
 417
 418   scoped_ptr<TestingProfile> profile_;
 419   FakeDelegate* delegate_;  // Registry assumes ownership of delegate_.
 420   scoped_ptr<ProtocolHandlerRegistry> registry_;
 421   ProtocolHandler test_protocol_handler_;
 422 };
 423
 424 // ProtocolHandlerRegistryTest tests are flaky on Linux & ChromeOS.
 425 // http://crbug.com/133023
 426 #if defined(OS_LINUX)
 427 #define MAYBE_AcceptProtocolHandlerHandlesProtocol \
 428     DISABLED_AcceptProtocolHandlerHandlesProtocol
 429 #define MAYBE_DeniedProtocolIsntHandledUntilAccepted \
 430     DISABLED_DeniedProtocolIsntHandledUntilAccepted
 431 #define MAYBE_TestStartsAsDefault DISABLED_TestStartsAsDefault
 432 #define MAYBE_TestRemoveHandlerRemovesDefault \
 433     DISABLED_TestRemoveHandlerRemovesDefault
 434 #define MAYBE_TestClearDefaultGetsPropagatedToIO \
 435     DISABLED_TestClearDefaultGetsPropagatedToIO
 436 #define MAYBE_TestIsHandledProtocolWorksOnIOThread \
 437     DISABLED_TestIsHandledProtocolWorksOnIOThread
 438 #define MAYBE_TestInstallDefaultHandler \
 439     DISABLED_TestInstallDefaultHandler
 440 #else
 441 #define MAYBE_AcceptProtocolHandlerHandlesProtocol \
 442     AcceptProtocolHandlerHandlesProtocol
 443 #define MAYBE_DeniedProtocolIsntHandledUntilAccepted \
 444     DeniedProtocolIsntHandledUntilAccepted
 445 #define MAYBE_TestStartsAsDefault TestStartsAsDefault
 446 #define MAYBE_TestRemoveHandlerRemovesDefault TestRemoveHandlerRemovesDefault
 447 #define MAYBE_TestClearDefaultGetsPropagatedToIO \
 448     TestClearDefaultGetsPropagatedToIO
 449 #define MAYBE_TestIsHandledProtocolWorksOnIOThread \
 450     TestIsHandledProtocolWorksOnIOThread
 451 #define MAYBE_TestInstallDefaultHandler TestInstallDefaultHandler
 452 #endif  // defined(OS_LINUX)
 453
 454 TEST_F(ProtocolHandlerRegistryTest,
 455        MAYBE_AcceptProtocolHandlerHandlesProtocol) {
 456   ASSERT_FALSE(registry()->IsHandledProtocol("test"));
 457   registry()->OnAcceptRegisterProtocolHandler(test_protocol_handler());
 458   ASSERT_TRUE(registry()->IsHandledProtocol("test"));
 459 }
 460
 461 TEST_F(ProtocolHandlerRegistryTest,
 462        MAYBE_DeniedProtocolIsntHandledUntilAccepted) {
 463   registry()->OnDenyRegisterProtocolHandler(test_protocol_handler());
 464   ASSERT_FALSE(registry()->IsHandledProtocol("test"));
 465   registry()->OnAcceptRegisterProtocolHandler(test_protocol_handler());
 466   ASSERT_TRUE(registry()->IsHandledProtocol("test"));
 467 }
 468
 469 TEST_F(ProtocolHandlerRegistryTest, ClearDefaultMakesProtocolNotHandled) {
 470   registry()->OnAcceptRegisterProtocolHandler(test_protocol_handler());
 471   registry()->ClearDefault("test");
 472   ASSERT_FALSE(registry()->IsHandledProtocol("test"));
 473   ASSERT_TRUE(registry()->GetHandlerFor("test").IsEmpty());
 474 }
 475
 476 TEST_F(ProtocolHandlerRegistryTest, DisableDeregistersProtocolHandlers) {
 477   ASSERT_FALSE(delegate()->IsExternalHandlerRegistered("test"));
 478   registry()->OnAcceptRegisterProtocolHandler(test_protocol_handler());
 479   ASSERT_TRUE(delegate()->IsExternalHandlerRegistered("test"));
 480
 481   registry()->Disable();
 482   ASSERT_FALSE(delegate()->IsExternalHandlerRegistered("test"));
 483   registry()->Enable();
 484   ASSERT_TRUE(delegate()->IsExternalHandlerRegistered("test"));
 485 }
 486
 487 TEST_F(ProtocolHandlerRegistryTest, IgnoreProtocolHandler) {
 488   registry()->OnIgnoreRegisterProtocolHandler(test_protocol_handler());
 489   ASSERT_TRUE(registry()->IsIgnored(test_protocol_handler()));
 490
 491   registry()->RemoveIgnoredHandler(test_protocol_handler());
 492   ASSERT_FALSE(registry()->IsIgnored(test_protocol_handler()));
 493 }
 494
 495 TEST_F(ProtocolHandlerRegistryTest, IgnoreEquivalentProtocolHandler) {
 496   ProtocolHandler ph1 = CreateProtocolHandler("test", GURL("http://test/%s"));
 497   ProtocolHandler ph2 = CreateProtocolHandler("test", GURL("http://test/%s"));
 498
 499   registry()->OnIgnoreRegisterProtocolHandler(ph1);
 500   ASSERT_TRUE(registry()->IsIgnored(ph1));
 501   ASSERT_TRUE(registry()->HasIgnoredEquivalent(ph2));
 502
 503   registry()->RemoveIgnoredHandler(ph1);
 504   ASSERT_FALSE(registry()->IsIgnored(ph1));
 505   ASSERT_FALSE(registry()->HasIgnoredEquivalent(ph2));
 506 }
 507
 508 TEST_F(ProtocolHandlerRegistryTest, SaveAndLoad) {
 509   ProtocolHandler stuff_protocol_handler(
 510       CreateProtocolHandler("stuff", "stuff"));
 511   registry()->OnAcceptRegisterProtocolHandler(test_protocol_handler());
 512   registry()->OnIgnoreRegisterProtocolHandler(stuff_protocol_handler);
 513
 514   ASSERT_TRUE(registry()->IsHandledProtocol("test"));
 515   ASSERT_TRUE(registry()->IsIgnored(stuff_protocol_handler));
 516   delegate()->Reset();
 517   RecreateRegistry(true);
 518   ASSERT_TRUE(registry()->IsHandledProtocol("test"));
 519   ASSERT_TRUE(registry()->IsIgnored(stuff_protocol_handler));
 520 }
 521
 522 TEST_F(ProtocolHandlerRegistryTest, TestEnabledDisabled) {
 523   registry()->Disable();
 524   ASSERT_FALSE(registry()->enabled());
 525   registry()->Enable();
 526   ASSERT_TRUE(registry()->enabled());
 527 }
 528
 529 TEST_F(ProtocolHandlerRegistryTest,
 530     DisallowRegisteringExternallyHandledProtocols) {
 531   delegate()->RegisterExternalHandler("test");
 532   ASSERT_FALSE(registry()->CanSchemeBeOverridden("test"));
 533 }
 534
 535 TEST_F(ProtocolHandlerRegistryTest, RemovingHandlerMeansItCanBeAddedAgain) {
 536   registry()->OnAcceptRegisterProtocolHandler(test_protocol_handler());
 537   ASSERT_TRUE(registry()->CanSchemeBeOverridden("test"));
 538   registry()->RemoveHandler(test_protocol_handler());
 539   ASSERT_TRUE(registry()->CanSchemeBeOverridden("test"));
 540 }
 541
 542 TEST_F(ProtocolHandlerRegistryTest, MAYBE_TestStartsAsDefault) {
 543   registry()->OnAcceptRegisterProtocolHandler(test_protocol_handler());
 544   ASSERT_TRUE(registry()->IsDefault(test_protocol_handler()));
 545 }
 546
 547 TEST_F(ProtocolHandlerRegistryTest, TestClearDefault) {
 548   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 549   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 550   registry()->OnAcceptRegisterProtocolHandler(ph1);
 551   registry()->OnAcceptRegisterProtocolHandler(ph2);
 552
 553   registry()->OnAcceptRegisterProtocolHandler(ph1);
 554   registry()->ClearDefault("test");
 555   ASSERT_FALSE(registry()->IsDefault(ph1));
 556   ASSERT_FALSE(registry()->IsDefault(ph2));
 557 }
 558
 559 TEST_F(ProtocolHandlerRegistryTest, TestGetHandlerFor) {
 560   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 561   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 562   registry()->OnAcceptRegisterProtocolHandler(ph1);
 563   registry()->OnAcceptRegisterProtocolHandler(ph2);
 564
 565   registry()->OnAcceptRegisterProtocolHandler(ph2);
 566   ASSERT_EQ(ph2, registry()->GetHandlerFor("test"));
 567   ASSERT_TRUE(registry()->IsHandledProtocol("test"));
 568 }
 569
 570 TEST_F(ProtocolHandlerRegistryTest, TestMostRecentHandlerIsDefault) {
 571   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 572   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 573   registry()->OnAcceptRegisterProtocolHandler(ph1);
 574   registry()->OnAcceptRegisterProtocolHandler(ph2);
 575   ASSERT_FALSE(registry()->IsDefault(ph1));
 576   ASSERT_TRUE(registry()->IsDefault(ph2));
 577 }
 578
 579 TEST_F(ProtocolHandlerRegistryTest, TestOnAcceptRegisterProtocolHandler) {
 580   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 581   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 582   registry()->OnAcceptRegisterProtocolHandler(ph1);
 583   registry()->OnAcceptRegisterProtocolHandler(ph2);
 584
 585   registry()->OnAcceptRegisterProtocolHandler(ph1);
 586   ASSERT_TRUE(registry()->IsDefault(ph1));
 587   ASSERT_FALSE(registry()->IsDefault(ph2));
 588
 589   registry()->OnAcceptRegisterProtocolHandler(ph2);
 590   ASSERT_FALSE(registry()->IsDefault(ph1));
 591   ASSERT_TRUE(registry()->IsDefault(ph2));
 592 }
 593
 594 TEST_F(ProtocolHandlerRegistryTest, TestDefaultSaveLoad) {
 595   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 596   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 597   registry()->OnDenyRegisterProtocolHandler(ph1);
 598   registry()->OnDenyRegisterProtocolHandler(ph2);
 599
 600   registry()->OnAcceptRegisterProtocolHandler(ph2);
 601   registry()->Disable();
 602
 603   RecreateRegistry(true);
 604
 605   ASSERT_FALSE(registry()->enabled());
 606   registry()->Enable();
 607   ASSERT_FALSE(registry()->IsDefault(ph1));
 608   ASSERT_TRUE(registry()->IsDefault(ph2));
 609
 610   RecreateRegistry(true);
 611   ASSERT_TRUE(registry()->enabled());
 612 }
 613
 614 TEST_F(ProtocolHandlerRegistryTest, TestRemoveHandler) {
 615   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 616   registry()->OnAcceptRegisterProtocolHandler(ph1);
 617   registry()->OnAcceptRegisterProtocolHandler(ph1);
 618
 619   registry()->RemoveHandler(ph1);
 620   ASSERT_FALSE(registry()->IsRegistered(ph1));
 621   ASSERT_FALSE(registry()->IsHandledProtocol("test"));
 622 }
 623
 624 TEST_F(ProtocolHandlerRegistryTest, TestIsRegistered) {
 625   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 626   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 627   registry()->OnAcceptRegisterProtocolHandler(ph1);
 628   registry()->OnAcceptRegisterProtocolHandler(ph2);
 629
 630   ASSERT_TRUE(registry()->IsRegistered(ph1));
 631 }
 632
 633 TEST_F(ProtocolHandlerRegistryTest, TestIsEquivalentRegistered) {
 634   ProtocolHandler ph1 = CreateProtocolHandler("test", GURL("http://test/%s"));
 635   ProtocolHandler ph2 = CreateProtocolHandler("test", GURL("http://test/%s"));
 636   registry()->OnAcceptRegisterProtocolHandler(ph1);
 637
 638   ASSERT_TRUE(registry()->IsRegistered(ph1));
 639   ASSERT_TRUE(registry()->HasRegisteredEquivalent(ph2));
 640 }
 641
 642 TEST_F(ProtocolHandlerRegistryTest, TestSilentlyRegisterHandler) {
 643   ProtocolHandler ph1 = CreateProtocolHandler("test", GURL("http://test/1/%s"));
 644   ProtocolHandler ph2 = CreateProtocolHandler("test", GURL("http://test/2/%s"));
 645   ProtocolHandler ph3 = CreateProtocolHandler("ignore", GURL("http://test/%s"));
 646   ProtocolHandler ph4 = CreateProtocolHandler("ignore", GURL("http://test/%s"));
 647
 648   ASSERT_FALSE(registry()->SilentlyHandleRegisterHandlerRequest(ph1));
 649   ASSERT_FALSE(registry()->IsRegistered(ph1));
 650
 651   registry()->OnAcceptRegisterProtocolHandler(ph1);
 652   ASSERT_TRUE(registry()->IsRegistered(ph1));
 653
 654   ASSERT_TRUE(registry()->SilentlyHandleRegisterHandlerRequest(ph2));
 655   ASSERT_FALSE(registry()->IsRegistered(ph1));
 656   ASSERT_TRUE(registry()->IsRegistered(ph2));
 657
 658   ASSERT_FALSE(registry()->SilentlyHandleRegisterHandlerRequest(ph3));
 659   ASSERT_FALSE(registry()->IsRegistered(ph3));
 660
 661   registry()->OnIgnoreRegisterProtocolHandler(ph3);
 662   ASSERT_FALSE(registry()->IsRegistered(ph3));
 663   ASSERT_TRUE(registry()->IsIgnored(ph3));
 664
 665   ASSERT_TRUE(registry()->SilentlyHandleRegisterHandlerRequest(ph4));
 666   ASSERT_FALSE(registry()->IsRegistered(ph4));
 667   ASSERT_TRUE(registry()->HasIgnoredEquivalent(ph4));
 668 }
 669
 670 TEST_F(ProtocolHandlerRegistryTest, MAYBE_TestRemoveHandlerRemovesDefault) {
 671   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 672   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 673   ProtocolHandler ph3 = CreateProtocolHandler("test", "test3");
 674
 675   registry()->OnAcceptRegisterProtocolHandler(ph1);
 676   registry()->OnAcceptRegisterProtocolHandler(ph2);
 677   registry()->OnAcceptRegisterProtocolHandler(ph3);
 678
 679   registry()->OnAcceptRegisterProtocolHandler(ph1);
 680   registry()->RemoveHandler(ph1);
 681   ASSERT_FALSE(registry()->IsDefault(ph1));
 682 }
 683
 684 TEST_F(ProtocolHandlerRegistryTest, TestGetHandlersFor) {
 685   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 686   ProtocolHandler ph2 = CreateProtocolHandler("test", "test2");
 687   ProtocolHandler ph3 = CreateProtocolHandler("test", "test3");
 688   registry()->OnAcceptRegisterProtocolHandler(ph1);
 689   registry()->OnAcceptRegisterProtocolHandler(ph2);
 690   registry()->OnAcceptRegisterProtocolHandler(ph3);
 691
 692   ProtocolHandlerRegistry::ProtocolHandlerList handlers =
 693       registry()->GetHandlersFor("test");
 694   ASSERT_EQ(static_cast<size_t>(3), handlers.size());
 695
 696   ASSERT_EQ(ph3, handlers[0]);
 697   ASSERT_EQ(ph2, handlers[1]);
 698   ASSERT_EQ(ph1, handlers[2]);
 699 }
 700
 701 TEST_F(ProtocolHandlerRegistryTest, TestGetRegisteredProtocols) {
 702   std::vector<std::string> protocols;
 703   registry()->GetRegisteredProtocols(&protocols);
 704   ASSERT_EQ(static_cast<size_t>(0), protocols.size());
 705
 706   registry()->GetHandlersFor("test");
 707
 708   protocols.clear();
 709   registry()->GetRegisteredProtocols(&protocols);
 710   ASSERT_EQ(static_cast<size_t>(0), protocols.size());
 711 }
 712
 713 TEST_F(ProtocolHandlerRegistryTest, TestIsHandledProtocol) {
 714   registry()->GetHandlersFor("test");
 715   ASSERT_FALSE(registry()->IsHandledProtocol("test"));
 716 }
 717
 718 TEST_F(ProtocolHandlerRegistryTest, TestNotifications) {
 719   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 720   NotificationCounter counter(profile());
 721
 722   registry()->OnAcceptRegisterProtocolHandler(ph1);
 723   ASSERT_TRUE(counter.notified());
 724   counter.Clear();
 725
 726   registry()->Disable();
 727   ASSERT_TRUE(counter.notified());
 728   counter.Clear();
 729
 730   registry()->Enable();
 731   ASSERT_TRUE(counter.notified());
 732   counter.Clear();
 733
 734   registry()->RemoveHandler(ph1);
 735   ASSERT_TRUE(counter.notified());
 736   counter.Clear();
 737 }
 738
 739 TEST_F(ProtocolHandlerRegistryTest, TestReentrantNotifications) {
 740   QueryProtocolHandlerOnChange queryer(profile(), registry());
 741   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 742   registry()->OnAcceptRegisterProtocolHandler(ph1);
 743   ASSERT_TRUE(queryer.called_);
 744 }
 745
 746 TEST_F(ProtocolHandlerRegistryTest, TestProtocolsWithNoDefaultAreHandled) {
 747   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 748   registry()->OnAcceptRegisterProtocolHandler(ph1);
 749   registry()->ClearDefault("test");
 750   std::vector<std::string> handled_protocols;
 751   registry()->GetRegisteredProtocols(&handled_protocols);
 752   ASSERT_EQ(static_cast<size_t>(1), handled_protocols.size());
 753   ASSERT_EQ("test", handled_protocols[0]);
 754 }
 755
 756 TEST_F(ProtocolHandlerRegistryTest, TestDisablePreventsHandling) {
 757   ProtocolHandler ph1 = CreateProtocolHandler("test", "test1");
 758   registry()->OnAcceptRegisterProtocolHandler(ph1);
 759   ASSERT_TRUE(registry()->IsHandledProtocol("test"));
 760   registry()->Disable();
 761   ASSERT_FALSE(registry()->IsHandledProtocol("test"));
 762 }
 763
 764 // TODO(smckay): This is much more appropriately an integration
 765 // test. Make that so, then update the
 766 // ShellIntegretion{Delegate,Observer,Worker} test classes we use to fully
 767 // isolate this test from the FILE thread.
 768 TEST_F(ProtocolHandlerRegistryTest, TestOSRegistration) {
 769   ProtocolHandler ph_do1 = CreateProtocolHandler("do", "test1");
 770   ProtocolHandler ph_do2 = CreateProtocolHandler("do", "test2");
 771   ProtocolHandler ph_dont = CreateProtocolHandler("dont", "test");
 772
 773   ASSERT_FALSE(delegate()->IsFakeRegisteredWithOS("do"));
 774   ASSERT_FALSE(delegate()->IsFakeRegisteredWithOS("dont"));
 775
 776   registry()->OnAcceptRegisterProtocolHandler(ph_do1);
 777   registry()->OnDenyRegisterProtocolHandler(ph_dont);
 778   base::MessageLoop::current()->Run();  // FILE thread needs to run.
 779   ASSERT_TRUE(delegate()->IsFakeRegisteredWithOS("do"));
 780   ASSERT_FALSE(delegate()->IsFakeRegisteredWithOS("dont"));
 781
 782   // This should not register with the OS, if it does the delegate
 783   // will assert for us. We don't need to wait for the message loop
 784   // as it should not go through to the shell worker.
 785   registry()->OnAcceptRegisterProtocolHandler(ph_do2);
 786 }
 787
 788 #if defined(OS_LINUX)
 789 // TODO(benwells): When Linux support is more reliable and
 790 // http://crbut.com/88255 is fixed this test will pass.
 791 #define MAYBE_TestOSRegistrationFailure DISABLED_TestOSRegistrationFailure
 792 #else
 793 #define MAYBE_TestOSRegistrationFailure TestOSRegistrationFailure
 794 #endif
 795
 796 // TODO(smckay): This is much more appropriately an integration
 797 // test. Make that so, then update the
 798 // ShellIntegretion{Delegate,Observer,Worker} test classes we use to fully
 799 // isolate this test from the FILE thread.
 800 TEST_F(ProtocolHandlerRegistryTest, MAYBE_TestOSRegistrationFailure) {
 801   ProtocolHandler ph_do = CreateProtocolHandler("do", "test1");
 802   ProtocolHandler ph_dont = CreateProtocolHandler("dont", "test");
 803
 804   ASSERT_FALSE(registry()->IsHandledProtocol("do"));
 805   ASSERT_FALSE(registry()->IsHandledProtocol("dont"));
 806
 807   registry()->OnAcceptRegisterProtocolHandler(ph_do);
 808   base::MessageLoop::current()->Run();  // FILE thread needs to run.
 809   delegate()->set_force_os_failure(true);
 810   registry()->OnAcceptRegisterProtocolHandler(ph_dont);
 811   base::MessageLoop::current()->Run();  // FILE thread needs to run.
 812   ASSERT_TRUE(registry()->IsHandledProtocol("do"));
 813   ASSERT_EQ(static_cast<size_t>(1), registry()->GetHandlersFor("do").size());
 814   ASSERT_FALSE(registry()->IsHandledProtocol("dont"));
 815   ASSERT_EQ(static_cast<size_t>(1), registry()->GetHandlersFor("dont").size());
 816 }
 817
 818 TEST_F(ProtocolHandlerRegistryTest, TestMaybeCreateTaskWorksFromIOThread) {
 819   ProtocolHandler ph1 = CreateProtocolHandler("mailto", "test1");
 820   registry()->OnAcceptRegisterProtocolHandler(ph1);
 821   GURL url("mailto:someone@something.com");
 822
 823   scoped_ptr<net::URLRequestJobFactory> interceptor(
 824       registry()->CreateJobInterceptorFactory());
 825   AssertIntercepted(url, interceptor.get());
 826 }
 827
 828 TEST_F(ProtocolHandlerRegistryTest,
 829        MAYBE_TestIsHandledProtocolWorksOnIOThread) {
 830   std::string scheme("mailto");
 831   ProtocolHandler ph1 = CreateProtocolHandler(scheme, "test1");
 832   registry()->OnAcceptRegisterProtocolHandler(ph1);
 833
 834   scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory> interceptor(
 835       registry()->CreateJobInterceptorFactory());
 836   AssertWillHandle(scheme, true, interceptor.get());
 837 }
 838
 839 TEST_F(ProtocolHandlerRegistryTest, TestRemovingDefaultFallsBackToOldDefault) {
 840   ProtocolHandler ph1 = CreateProtocolHandler("mailto", "test1");
 841   ProtocolHandler ph2 = CreateProtocolHandler("mailto", "test2");
 842   ProtocolHandler ph3 = CreateProtocolHandler("mailto", "test3");
 843   registry()->OnAcceptRegisterProtocolHandler(ph1);
 844   registry()->OnAcceptRegisterProtocolHandler(ph2);
 845   registry()->OnAcceptRegisterProtocolHandler(ph3);
 846
 847   ASSERT_TRUE(registry()->IsDefault(ph3));
 848   registry()->RemoveHandler(ph3);
 849   ASSERT_TRUE(registry()->IsDefault(ph2));
 850   registry()->OnAcceptRegisterProtocolHandler(ph3);
 851   ASSERT_TRUE(registry()->IsDefault(ph3));
 852   registry()->RemoveHandler(ph2);
 853   ASSERT_TRUE(registry()->IsDefault(ph3));
 854   registry()->RemoveHandler(ph3);
 855   ASSERT_TRUE(registry()->IsDefault(ph1));
 856 }
 857
 858 TEST_F(ProtocolHandlerRegistryTest, TestRemovingDefaultDoesntChangeHandlers) {
 859   ProtocolHandler ph1 = CreateProtocolHandler("mailto", "test1");
 860   ProtocolHandler ph2 = CreateProtocolHandler("mailto", "test2");
 861   ProtocolHandler ph3 = CreateProtocolHandler("mailto", "test3");
 862   registry()->OnAcceptRegisterProtocolHandler(ph1);
 863   registry()->OnAcceptRegisterProtocolHandler(ph2);
 864   registry()->OnAcceptRegisterProtocolHandler(ph3);
 865   registry()->RemoveHandler(ph3);
 866
 867   ProtocolHandlerRegistry::ProtocolHandlerList handlers =
 868       registry()->GetHandlersFor("mailto");
 869   ASSERT_EQ(static_cast<size_t>(2), handlers.size());
 870
 871   ASSERT_EQ(ph2, handlers[0]);
 872   ASSERT_EQ(ph1, handlers[1]);
 873 }
 874
 875 TEST_F(ProtocolHandlerRegistryTest, MAYBE_TestClearDefaultGetsPropagatedToIO) {
 876   std::string scheme("mailto");
 877   ProtocolHandler ph1 = CreateProtocolHandler(scheme, "test1");
 878   registry()->OnAcceptRegisterProtocolHandler(ph1);
 879   registry()->ClearDefault(scheme);
 880
 881   scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory> interceptor(
 882       registry()->CreateJobInterceptorFactory());
 883   AssertWillHandle(scheme, false, interceptor.get());
 884 }
 885
 886 TEST_F(ProtocolHandlerRegistryTest, TestLoadEnabledGetsPropogatedToIO) {
 887   std::string mailto("mailto");
 888   ProtocolHandler ph1 = CreateProtocolHandler(mailto, "MailtoHandler");
 889   registry()->OnAcceptRegisterProtocolHandler(ph1);
 890
 891   scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory> interceptor(
 892       registry()->CreateJobInterceptorFactory());
 893   AssertWillHandle(mailto, true, interceptor.get());
 894   registry()->Disable();
 895   AssertWillHandle(mailto, false, interceptor.get());
 896 }
 897
 898 TEST_F(ProtocolHandlerRegistryTest, TestReplaceHandler) {
 899   ProtocolHandler ph1 =
 900       CreateProtocolHandler("mailto", GURL("http://test.com/%s"));
 901   ProtocolHandler ph2 =
 902       CreateProtocolHandler("mailto", GURL("http://test.com/updated-url/%s"));
 903   registry()->OnAcceptRegisterProtocolHandler(ph1);
 904   ASSERT_TRUE(registry()->AttemptReplace(ph2));
 905   const ProtocolHandler& handler(registry()->GetHandlerFor("mailto"));
 906   ASSERT_EQ(handler.url(), ph2.url());
 907 }
 908
 909 TEST_F(ProtocolHandlerRegistryTest, TestReplaceNonDefaultHandler) {
 910   ProtocolHandler ph1 =
 911       CreateProtocolHandler("mailto", GURL("http://test.com/%s"));
 912   ProtocolHandler ph2 =
 913       CreateProtocolHandler("mailto", GURL("http://test.com/updated-url/%s"));
 914   ProtocolHandler ph3 =
 915       CreateProtocolHandler("mailto", GURL("http://else.com/%s"));
 916   registry()->OnAcceptRegisterProtocolHandler(ph1);
 917   registry()->OnAcceptRegisterProtocolHandler(ph3);
 918   ASSERT_TRUE(registry()->AttemptReplace(ph2));
 919   const ProtocolHandler& handler(registry()->GetHandlerFor("mailto"));
 920   ASSERT_EQ(handler.url(), ph3.url());
 921 }
 922
 923 TEST_F(ProtocolHandlerRegistryTest, TestReplaceRemovesStaleHandlers) {
 924   ProtocolHandler ph1 =
 925       CreateProtocolHandler("mailto", GURL("http://test.com/%s"));
 926   ProtocolHandler ph2 =
 927       CreateProtocolHandler("mailto", GURL("http://test.com/updated-url/%s"));
 928   ProtocolHandler ph3 =
 929       CreateProtocolHandler("mailto", GURL("http://test.com/third/%s"));
 930   registry()->OnAcceptRegisterProtocolHandler(ph1);
 931   registry()->OnAcceptRegisterProtocolHandler(ph2);
 932
 933   // This should replace the previous two handlers.
 934   ASSERT_TRUE(registry()->AttemptReplace(ph3));
 935   const ProtocolHandler& handler(registry()->GetHandlerFor("mailto"));
 936   ASSERT_EQ(handler.url(), ph3.url());
 937   registry()->RemoveHandler(ph3);
 938   ASSERT_TRUE(registry()->GetHandlerFor("mailto").IsEmpty());
 939 }
 940
 941 TEST_F(ProtocolHandlerRegistryTest, TestIsSameOrigin) {
 942   ProtocolHandler ph1 =
 943       CreateProtocolHandler("mailto", GURL("http://test.com/%s"));
 944   ProtocolHandler ph2 =
 945       CreateProtocolHandler("mailto", GURL("http://test.com/updated-url/%s"));
 946   ProtocolHandler ph3 =
 947       CreateProtocolHandler("mailto", GURL("http://other.com/%s"));
 948   ASSERT_EQ(ph1.url().GetOrigin() == ph2.url().GetOrigin(),
 949       ph1.IsSameOrigin(ph2));
 950   ASSERT_EQ(ph1.url().GetOrigin() == ph2.url().GetOrigin(),
 951       ph2.IsSameOrigin(ph1));
 952   ASSERT_EQ(ph2.url().GetOrigin() == ph3.url().GetOrigin(),
 953       ph2.IsSameOrigin(ph3));
 954   ASSERT_EQ(ph3.url().GetOrigin() == ph2.url().GetOrigin(),
 955       ph3.IsSameOrigin(ph2));
 956 }
 957
 958 TEST_F(ProtocolHandlerRegistryTest, MAYBE_TestInstallDefaultHandler) {
 959   RecreateRegistry(false);
 960   registry()->AddPredefinedHandler(
 961       CreateProtocolHandler("test", GURL("http://test.com/%s")));
 962   registry()->InitProtocolSettings();
 963   std::vector<std::string> protocols;
 964   registry()->GetRegisteredProtocols(&protocols);
 965   ASSERT_EQ(static_cast<size_t>(1), protocols.size());
 966 }
 967
 968 #define URL_p1u1 "http://p1u1.com/%s"
 969 #define URL_p1u2 "http://p1u2.com/%s"
 970 #define URL_p1u3 "http://p1u3.com/%s"
 971 #define URL_p2u1 "http://p2u1.com/%s"
 972 #define URL_p2u2 "http://p2u2.com/%s"
 973 #define URL_p3u1 "http://p3u1.com/%s"
 974
 975 TEST_F(ProtocolHandlerRegistryTest, TestPrefPolicyOverlapRegister) {
 976   base::ListValue handlers_registered_by_pref;
 977   base::ListValue handlers_registered_by_policy;
 978
 979   handlers_registered_by_pref.Append(
 980       GetProtocolHandlerValueWithDefault("p1", URL_p1u2, true));
 981   handlers_registered_by_pref.Append(
 982       GetProtocolHandlerValueWithDefault("p1", URL_p1u1, true));
 983   handlers_registered_by_pref.Append(
 984       GetProtocolHandlerValueWithDefault("p1", URL_p1u2, false));
 985
 986   handlers_registered_by_policy.Append(
 987       GetProtocolHandlerValueWithDefault("p1", URL_p1u1, false));
 988   handlers_registered_by_policy.Append(
 989       GetProtocolHandlerValueWithDefault("p3", URL_p3u1, true));
 990
 991   profile()->GetPrefs()->Set(prefs::kRegisteredProtocolHandlers,
 992                              handlers_registered_by_pref);
 993   profile()->GetPrefs()->Set(prefs::kPolicyRegisteredProtocolHandlers,
 994                              handlers_registered_by_policy);
 995   registry()->InitProtocolSettings();
 996
 997   // Duplicate p1u2 eliminated in memory but not yet saved in pref
 998   ProtocolHandler p1u1 = CreateProtocolHandler("p1", GURL(URL_p1u1));
 999   ProtocolHandler p1u2 = CreateProtocolHandler("p1", GURL(URL_p1u2));
1000   ASSERT_EQ(InPrefHandlerCount(), 3);
1001   ASSERT_EQ(InMemoryHandlerCount(), 3);
1002   ASSERT_TRUE(registry()->IsDefault(p1u1));
1003   ASSERT_FALSE(registry()->IsDefault(p1u2));
1004
1005   ProtocolHandler p2u1 = CreateProtocolHandler("p2", GURL(URL_p2u1));
1006   registry()->OnDenyRegisterProtocolHandler(p2u1);
1007
1008   // Duplicate p1u2 saved in pref and a new handler added to pref and memory
1009   ASSERT_EQ(InPrefHandlerCount(), 3);
1010   ASSERT_EQ(InMemoryHandlerCount(), 4);
1011   ASSERT_FALSE(registry()->IsDefault(p2u1));
1012
1013   registry()->RemoveHandler(p1u1);
1014
1015   // p1u1 removed from user pref but not from memory due to policy.
1016   ASSERT_EQ(InPrefHandlerCount(), 2);
1017   ASSERT_EQ(InMemoryHandlerCount(), 4);
1018   ASSERT_TRUE(registry()->IsDefault(p1u1));
1019
1020   ProtocolHandler p3u1 = CreateProtocolHandler("p3", GURL(URL_p3u1));
1021   registry()->RemoveHandler(p3u1);
1022
1023   // p3u1 not removed from memory due to policy and it was never in pref.
1024   ASSERT_EQ(InPrefHandlerCount(), 2);
1025   ASSERT_EQ(InMemoryHandlerCount(), 4);
1026   ASSERT_TRUE(registry()->IsDefault(p3u1));
1027
1028   registry()->RemoveHandler(p1u2);
1029
1030   // p1u2 removed from user pref and memory.
1031   ASSERT_EQ(InPrefHandlerCount(), 1);
1032   ASSERT_EQ(InMemoryHandlerCount(), 3);
1033   ASSERT_TRUE(registry()->IsDefault(p1u1));
1034
1035   ProtocolHandler p1u3 = CreateProtocolHandler("p1", GURL(URL_p1u3));
1036   registry()->OnAcceptRegisterProtocolHandler(p1u3);
1037
1038   // p1u3 added to pref and memory.
1039   ASSERT_EQ(InPrefHandlerCount(), 2);
1040   ASSERT_EQ(InMemoryHandlerCount(), 4);
1041   ASSERT_FALSE(registry()->IsDefault(p1u1));
1042   ASSERT_TRUE(registry()->IsDefault(p1u3));
1043
1044   registry()->RemoveHandler(p1u3);
1045
1046   // p1u3 the default handler for p1 removed from user pref and memory.
1047   ASSERT_EQ(InPrefHandlerCount(), 1);
1048   ASSERT_EQ(InMemoryHandlerCount(), 3);
1049   ASSERT_FALSE(registry()->IsDefault(p1u3));
1050   ASSERT_TRUE(registry()->IsDefault(p1u1));
1051   ASSERT_TRUE(registry()->IsDefault(p3u1));
1052   ASSERT_FALSE(registry()->IsDefault(p2u1));
1053 }
1054
1055 TEST_F(ProtocolHandlerRegistryTest, TestPrefPolicyOverlapIgnore) {
1056   base::ListValue handlers_ignored_by_pref;
1057   base::ListValue handlers_ignored_by_policy;
1058
1059   handlers_ignored_by_pref.Append(GetProtocolHandlerValue("p1", URL_p1u1));
1060   handlers_ignored_by_pref.Append(GetProtocolHandlerValue("p1", URL_p1u2));
1061   handlers_ignored_by_pref.Append(GetProtocolHandlerValue("p1", URL_p1u2));
1062   handlers_ignored_by_pref.Append(GetProtocolHandlerValue("p3", URL_p3u1));
1063
1064   handlers_ignored_by_policy.Append(GetProtocolHandlerValue("p1", URL_p1u2));
1065   handlers_ignored_by_policy.Append(GetProtocolHandlerValue("p1", URL_p1u3));
1066   handlers_ignored_by_policy.Append(GetProtocolHandlerValue("p2", URL_p2u1));
1067
1068   profile()->GetPrefs()->Set(prefs::kIgnoredProtocolHandlers,
1069                              handlers_ignored_by_pref);
1070   profile()->GetPrefs()->Set(prefs::kPolicyIgnoredProtocolHandlers,
1071                              handlers_ignored_by_policy);
1072   registry()->InitProtocolSettings();
1073
1074   // Duplicate p1u2 eliminated in memory but not yet saved in pref
1075   ASSERT_EQ(InPrefIgnoredHandlerCount(), 4);
1076   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 5);
1077
1078   ProtocolHandler p2u2 = CreateProtocolHandler("p2", GURL(URL_p2u2));
1079   registry()->OnIgnoreRegisterProtocolHandler(p2u2);
1080
1081   // Duplicate p1u2 eliminated in pref, p2u2 added to pref and memory.
1082   ASSERT_EQ(InPrefIgnoredHandlerCount(), 4);
1083   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 6);
1084
1085   ProtocolHandler p2u1 = CreateProtocolHandler("p2", GURL(URL_p2u1));
1086   registry()->RemoveIgnoredHandler(p2u1);
1087
1088   // p2u1 installed by policy so cant be removed.
1089   ASSERT_EQ(InPrefIgnoredHandlerCount(), 4);
1090   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 6);
1091
1092   ProtocolHandler p1u2 = CreateProtocolHandler("p1", GURL(URL_p1u2));
1093   registry()->RemoveIgnoredHandler(p1u2);
1094
1095   // p1u2 installed by policy and pref so it is removed from pref and not from
1096   // memory.
1097   ASSERT_EQ(InPrefIgnoredHandlerCount(), 3);
1098   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 6);
1099
1100   ProtocolHandler p1u1 = CreateProtocolHandler("p1", GURL(URL_p1u1));
1101   registry()->RemoveIgnoredHandler(p1u1);
1102
1103   // p1u1 installed by pref so it is removed from pref and memory.
1104   ASSERT_EQ(InPrefIgnoredHandlerCount(), 2);
1105   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 5);
1106
1107   registry()->RemoveIgnoredHandler(p2u2);
1108
1109   // p2u2 installed by user so it is removed from pref and memory.
1110   ASSERT_EQ(InPrefIgnoredHandlerCount(), 1);
1111   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 4);
1112
1113   registry()->OnIgnoreRegisterProtocolHandler(p2u1);
1114
1115   // p2u1 installed by user but it is already installed by policy, so it is
1116   // added to pref.
1117   ASSERT_EQ(InPrefIgnoredHandlerCount(), 2);
1118   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 4);
1119
1120   registry()->RemoveIgnoredHandler(p2u1);
1121
1122   // p2u1 installed by user and policy, so it is removed from pref alone.
1123   ASSERT_EQ(InPrefIgnoredHandlerCount(), 1);
1124   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 4);
1125 }