ProfileSyncServiceTest refactoring

sync/internal_api/sync_manager_impl_unittest.cc

 // Copyright 2012 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.
 
 // Unit tests for the SyncApi. Note that a lot of the underlying
 // functionality is provided by the Syncable layer, which has its own
 // unit tests. We'll test SyncApi specific things in this harness.
 
 #include <cstddef>
 #include <map>
@@ skipping 789 matching lines @@
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
 
     extensions_activity_ = new ExtensionsActivity();
 
     SyncCredentials credentials;
     credentials.email = "foo@bar.com";
     credentials.sync_token = "sometoken";
 
     sync_manager_.AddObserver(&manager_observer_);
     EXPECT_CALL(manager_observer_, OnInitializationComplete(_, _, _, _)).
-        WillOnce(SaveArg<0>(&js_backend_));
+        WillOnce(DoAll(SaveArg<0>(&js_backend_),
+            SaveArg<2>(&initialization_succeeded_)));
 
     EXPECT_FALSE(js_backend_.IsInitialized());
 
     std::vector<ModelSafeWorker*> workers;
     ModelSafeRoutingInfo routing_info;
     GetModelSafeRoutingInfo(&routing_info);
 
     // Takes ownership of |fake_invalidator_|.
     sync_manager_.Init(
         temp_dir_.path(),
@@ skipping 13 matching lines @@
         &encryptor_,
         scoped_ptr<UnrecoverableErrorHandler>(
             new TestUnrecoverableErrorHandler).Pass(),
         NULL,
         &cancelation_signal_);
 
     sync_manager_.GetEncryptionHandler()->AddObserver(&encryption_observer_);
 
     EXPECT_TRUE(js_backend_.IsInitialized());
 
-    for (ModelSafeRoutingInfo::iterator i = routing_info.begin();
-         i != routing_info.end(); ++i) {
-      type_roots_[i->first] = MakeServerNodeForType(
-          sync_manager_.GetUserShare(), i->first);
+    if (initialization_succeeded_) {
+      for (ModelSafeRoutingInfo::iterator i = routing_info.begin();
+           i != routing_info.end(); ++i) {
+        type_roots_[i->first] = MakeServerNodeForType(
+            sync_manager_.GetUserShare(), i->first);
+      }
     }
     PumpLoop();
   }
 
   void TearDown() {
     sync_manager_.RemoveObserver(&manager_observer_);
     sync_manager_.ShutdownOnSyncThread();
     PumpLoop();
   }
 
@@ skipping 153 matching lines @@
   base::ScopedTempDir temp_dir_;
   // Sync Id's for the roots of the enabled datatypes.
   std::map<ModelType, int64> type_roots_;
   scoped_refptr<ExtensionsActivity> extensions_activity_;
 
  protected:
   FakeEncryptor encryptor_;
   SyncManagerImpl sync_manager_;
   CancelationSignal cancelation_signal_;
   WeakHandle<JsBackend> js_backend_;
+  bool initialization_succeeded_;
   StrictMock<SyncManagerObserverMock> manager_observer_;
   StrictMock<SyncEncryptionHandlerObserverMock> encryption_observer_;
   InternalComponentsFactory::Switches switches_;
 };
 
 TEST_F(SyncManagerTest, ProcessJsMessage) {
   const JsArgList kNoArgs;
 
   StrictMock<MockJsReplyHandler> reply_handler;
 
@@ skipping 2444 matching lines @@
       FindChangeInList(folder_a_id, ChangeRecord::ACTION_UPDATE);
   size_t folder_b_pos =
       FindChangeInList(folder_b_id, ChangeRecord::ACTION_DELETE);
   size_t child_pos = FindChangeInList(child_id, ChangeRecord::ACTION_DELETE);
 
   // Deletes should appear before updates.
   EXPECT_LT(child_pos, folder_a_pos);
   EXPECT_LT(folder_b_pos, folder_a_pos);
 }
 
+// During initialization SyncManagerImpl loads sqlite database. If it fails to
+// do so it should fail initialization. This test verifies this behavior.
+// Test reuses SyncManagerImpl initialization from SyncManagerTest but overrides
+// InternalComponentsFactory to return DirectoryBackingStore that always fails
+// to load.
+class SyncManagerInitInvalidStorageTest : public SyncManagerTest {
+ public:
+  SyncManagerInitInvalidStorageTest() {
+  }
+
+  virtual InternalComponentsFactory* GetFactory() OVERRIDE {
+    return new TestInternalComponentsFactory(GetSwitches(), STORAGE_INVALID);
+  }
+};
+
+// SyncManagerInitInvalidStorageTest::GetFactory will return
+// DirectoryBackingStore that ensures that SyncManagerImpl::OpenDirectory fails.
+// SyncManagerImpl initialization is done in SyncManagerTest::SetUp. This test's
+// task is to ensure that SyncManagerImpl reported initialization failure in
+// OnInitializationComplete callback.
+TEST_F(SyncManagerInitInvalidStorageTest, FailToOpenDatabase) {
+  EXPECT_FALSE(initialization_succeeded_);
+}
+
 }  // namespace