Allow fetching personalized snippets from ChromeReader.

components/ntp_snippets/ntp_snippets_service_unittest.cc

 // Copyright 2015 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 "components/ntp_snippets/ntp_snippets_service.h"
 
 #include <memory>
 
 #include "base/json/json_reader.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/test/histogram_tester.h"
 #include "base/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "components/ntp_snippets/ntp_snippet.h"
 #include "components/ntp_snippets/ntp_snippets_fetcher.h"
 #include "components/ntp_snippets/ntp_snippets_scheduler.h"
 #include "components/prefs/testing_pref_service.h"
+#include "components/signin/core/browser/account_tracker_service.h"
+#include "components/signin/core/browser/fake_profile_oauth2_token_service.h"
+#include "components/signin/core/browser/fake_signin_manager.h"
+#include "components/signin/core/browser/test_signin_client.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::ElementsAre;
 using testing::IsEmpty;
 using testing::_;
 
 namespace ntp_snippets {
 
@@ skipping 86 matching lines @@
                     base::TimeDelta period_fallback,
                     base::Time reschedule_time));
   MOCK_METHOD0(Unschedule, bool());
 };
 
 }  // namespace
 
 class NTPSnippetsServiceTest : public testing::Test {
  public:
   NTPSnippetsServiceTest()
-      : pref_service_(new TestingPrefServiceSimple()) {}
+      : pref_service_(new TestingPrefServiceSimple()),
+        signin_client_(new TestSigninClient(nullptr)),
+        account_tracker_(new AccountTrackerService()) {}
   ~NTPSnippetsServiceTest() override {}
 
   void SetUp() override {
     NTPSnippetsService::RegisterProfilePrefs(pref_service_->registry());
 
     CreateSnippetsService();
   }
 
   virtual void CreateSnippetsService() {
     CreateSnippetsServiceEnabled(true);
   }
 
   void CreateSnippetsServiceEnabled(bool enabled) {
     scheduler_.reset(new MockScheduler);
     scoped_refptr<base::SingleThreadTaskRunner> task_runner(
         base::ThreadTaskRunnerHandle::Get());
     scoped_refptr<net::TestURLRequestContextGetter> request_context_getter =
         new net::TestURLRequestContextGetter(task_runner.get());
+    FakeSigninManagerBase* signin_manager =  new FakeSigninManagerBase(

[Bernhard Bauer, 2016/05/04 11:46:58]

Nit: superfluous space before `new`.

[jkrcal, 2016/05/04 14:04:09]

Done.

+        signin_client_.get(), account_tracker_.get());
+    FakeProfileOAuth2TokenService* token_service =
+        new FakeProfileOAuth2TokenService();
 
     service_.reset(new NTPSnippetsService(
         pref_service_.get(), nullptr, task_runner, std::string("fr"),
         scheduler_.get(),
         base::WrapUnique(new NTPSnippetsFetcher(
+            signin_manager, token_service,
             std::move(request_context_getter), true)),
         base::Bind(&ParseJson, true)));
     if (enabled)
       EXPECT_CALL(*scheduler_, Schedule(_, _, _, _));
     else
       EXPECT_CALL(*scheduler_, Unschedule());
     service_->Init(enabled);
   }
 
  protected:
   NTPSnippetsService* service() { return service_.get(); }
 
   void LoadFromJSONString(const std::string& json) {
     service_->OnSnippetsDownloaded(json, std::string());
   }
 
   void SetExpectJsonParseSuccess(bool expect_success) {
     service_->parse_json_callback_ = base::Bind(&ParseJson, expect_success);
   }
 
  private:
   base::MessageLoop message_loop_;
   std::unique_ptr<TestingPrefServiceSimple> pref_service_;
+  std::unique_ptr<TestSigninClient> signin_client_;
+  std::unique_ptr<AccountTrackerService> account_tracker_;
   std::unique_ptr<NTPSnippetsService> service_;
   std::unique_ptr<MockScheduler> scheduler_;
 
   DISALLOW_COPY_AND_ASSIGN(NTPSnippetsServiceTest);
 };
 
 class NTPSnippetsServiceDisabledTest : public NTPSnippetsServiceTest {
  public:
   void CreateSnippetsService() override {
     CreateSnippetsServiceEnabled(false);
@@ skipping 252 matching lines @@
   EXPECT_THAT(
       tester.GetAllSamples("NewTabPage.Snippets.NumArticlesZeroDueToDiscarded"),
       ElementsAre(base::Bucket(/*min=*/1, /*count=*/1)));
   // Recreating the service and loading from prefs shouldn't count as fetched
   // articles.
   CreateSnippetsService();
   tester.ExpectTotalCount("NewTabPage.Snippets.NumArticlesFetched", 4);
 }
 
 }  // namespace ntp_snippets