Reload Instant NTP and Instant-process tabs on search url change

chrome/browser/search/instant_service_unittest.cc

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <string>
+#include <vector>
+
+#include "base/logging.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/metrics/histogram.h"
+#include "base/metrics/histogram_samples.h"
+#include "base/metrics/statistics_recorder.h"
+#include "base/values.h"
+#include "chrome/browser/chrome_notification_types.h"
+#include "chrome/browser/google/google_url_tracker.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/search/instant_service.h"
+#include "chrome/browser/search/instant_service_factory.h"
+#include "chrome/browser/search/instant_service_observer.h"
+#include "chrome/browser/search/search.h"
+#include "chrome/browser/search/search_test_utils.h"
+#include "chrome/browser/search_engines/template_url_service.h"
+#include "chrome/browser/search_engines/template_url_service_factory.h"
+#include "chrome/common/instant_types.h"
+#include "chrome/common/pref_names.h"
+#include "chrome/test/base/browser_with_test_window_test.h"
+#include "chrome/test/base/testing_pref_service_syncable.h"
+#include "chrome/test/base/ui_test_utils.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_service.h"
+#include "content/public/browser/notification_source.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/browser/web_contents_observer.h"
+#include "testing/gmock/include/gmock/gmock.h"
+
+namespace chrome {

[samarth, 2013/08/02 21:51:15]

Why is this in namespace chrome? InstantService is not that namespace.

[Anuj, 2013/08/09 07:22:00]

Done.

+using base::HistogramBase;

[samarth, 2013/08/02 21:51:15]

nit: add an empty line above

[Anuj, 2013/08/09 07:22:00]

Done.

+using base::HistogramSamples;
+using base::StatisticsRecorder;
+using testing::_;
+
+class MockInstantServiceObserver : public InstantServiceObserver {
+ public:
+  MOCK_METHOD1(ThemeInfoChanged, void(const ThemeBackgroundInfo&));
+  MOCK_METHOD1(MostVisitedItemsChanged,
+               void(const std::vector<InstantMostVisitedItem>&));
+  MOCK_METHOD0(DefaultSearchProviderChanged, void());
+  MOCK_METHOD0(GoogleURLUpdated, void());
+};
+
+class MockWebContentsObserver : public content::WebContentsObserver {
+ public:
+  MOCK_METHOD1(WebContentsDestroyed, void(content::WebContents*));
+
+ protected:
+  friend class InstantServiceTest;
+};
+
+class InstantServiceTest : public BrowserWithTestWindowTest {
+ protected:
+  virtual void SetUp() OVERRIDE {
+    EnableInstantExtendedAPIForTesting();
+    BrowserWithTestWindowTest::SetUp();
+    TemplateURLServiceFactory::GetInstance()->SetTestingFactoryAndUse(
+        profile(), &TemplateURLServiceFactory::BuildInstanceFor);
+    TemplateURLService* template_url_service =
+        TemplateURLServiceFactory::GetForProfile(profile());
+    ui_test_utils::WaitForTemplateURLServiceToLoad(template_url_service);
+    instant_service_ = InstantServiceFactory::GetForProfile(profile());
+    instant_service_observer_.reset(new MockInstantServiceObserver());
+    instant_ntp_contents_observer_.reset(new MockWebContentsObserver());
+    instant_service_->AddObserver(instant_service_observer());
+    instant_ntp_contents_observer()->Observe(
+        instant_service_->GetNTPContents());
+  }
+
+  MockInstantServiceObserver* instant_service_observer() {
+    return instant_service_observer_.get();
+  }
+
+  MockWebContentsObserver* instant_ntp_contents_observer() {
+    return instant_ntp_contents_observer_.get();
+  }
+
+  InstantService* instant_service_;
+  scoped_ptr<MockInstantServiceObserver> instant_service_observer_;
+  scoped_ptr<MockWebContentsObserver> instant_ntp_contents_observer_;
+};
+
+TEST_F(InstantServiceTest, DispatchDefaultSearchProviderChanged) {
+  EXPECT_CALL(*instant_service_observer(), DefaultSearchProviderChanged())
+      .Times(1);
+  EXPECT_CALL(*instant_ntp_contents_observer(),
+              WebContentsDestroyed(instant_service_->GetNTPContents()))
+      .Times(1);
+
+  search_test_utils::SetSearchProvider(profile());
+}
+
+TEST_F(InstantServiceTest, DispatchGoogleURLUpdated) {
+  TestingPrefServiceSyncable* service = profile()->GetTestingPrefService();
+  service->SetUserPref(prefs::kLastPromptedGoogleURL,
+                       new base::StringValue("https://www.google.com/"));
+  EXPECT_CALL(*instant_service_observer(), GoogleURLUpdated()).Times(1);
+  EXPECT_CALL(*instant_ntp_contents_observer(),
+              WebContentsDestroyed(instant_service_->GetNTPContents()))
+      .Times(1);
+
+  GoogleURLTracker::UpdatedDetails details(GURL("https://www.google.com/"),
+                                           GURL("https://www.google.es/"));
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_GOOGLE_URL_UPDATED,
+      content::Source<Profile>(profile()->GetOriginalProfile()),
+      content::Details<GoogleURLTracker::UpdatedDetails>(&details));
+}
+}  // namespace chrome

[samarth, 2013/08/02 21:51:15]

nit: add an empty line above

[Anuj, 2013/08/09 07:22:00]

Done.