Refactor syncable DEVICE_INFO type from ChangeProcessor to SyncableService - Part 2

chrome/browser/sync/glue/device_info_data_type_controller_unittest.cc

Index: chrome/browser/sync/glue/device_info_data_type_controller_unittest.cc
diff --git a/chrome/browser/sync/glue/device_info_data_type_controller_unittest.cc b/chrome/browser/sync/glue/device_info_data_type_controller_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..bd63218983cc33b6cae311ffe09203972703f99a
--- /dev/null
+++ b/chrome/browser/sync/glue/device_info_data_type_controller_unittest.cc
@@ -0,0 +1,113 @@
+// Copyright 2014 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 "base/bind.h"
+#include "base/callback.h"
+#include "base/memory/weak_ptr.h"
+#include "base/run_loop.h"
+#include "chrome/browser/sync/glue/device_info_data_type_controller.h"
+#include "chrome/browser/sync/glue/local_device_info_provider_mock.h"
+#include "chrome/browser/sync/profile_sync_components_factory_mock.h"
+#include "content/public/test/test_browser_thread_bundle.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using sync_driver::DataTypeController;
+
+namespace browser_sync {
+
+namespace {
+
+class DeviceInfoDataTypeControllerTest : public testing::Test {
+ public:
+  DeviceInfoDataTypeControllerTest()
+      : load_finished_(false),
+        thread_bundle_(content::TestBrowserThreadBundle::DEFAULT),
+        weak_ptr_factory_(this),
+        last_type_(syncer::UNSPECIFIED) {}
+  virtual ~DeviceInfoDataTypeControllerTest() {}
+
+  virtual void SetUp() OVERRIDE {
+    local_device_.reset(new LocalDeviceInfoProviderMock(
+        "cache_guid",
+        "Wayne Gretzky's Hacking Box",
+        "Chromium 10k",
+        "Chrome 10k",
+        sync_pb::SyncEnums_DeviceType_TYPE_LINUX,
+        "device_id"));
+
+    controller_ = new DeviceInfoDataTypeController(
+        &profile_sync_factory_,
+        local_device_.get(),
+        DataTypeController::DisableTypeCallback());
+
+    load_finished_ = false;
+    last_type_ = syncer::UNSPECIFIED;
+    last_error_ = syncer::SyncError();
+  }
+
+  void Start() {
+    controller_->LoadModels(
+        base::Bind(&DeviceInfoDataTypeControllerTest::OnLoadFinished,
+                   weak_ptr_factory_.GetWeakPtr()));
+  }
+
+  void OnLoadFinished(syncer::ModelType type, syncer::SyncError error) {
+    load_finished_ = true;
+    last_type_ = type;
+    last_error_ = error;
+  }
+
+  testing::AssertionResult LoadResult() {
+    if (!load_finished_) {
+      return testing::AssertionFailure() << "OnLoadFinished wasn't called";
+    }
+
+    if (last_error_.IsSet()) {
+      return testing::AssertionFailure()
+             << "OnLoadFinished was called with a SyncError: "
+             << last_error_.ToString();
+    }
+
+    if (last_type_ != syncer::DEVICE_INFO) {
+      return testing::AssertionFailure()
+             << "OnLoadFinished was called with a wrong sync type: "
+             << last_type_;
+    }
+
+    return testing::AssertionSuccess();
+  }
+
+ protected:
+  scoped_refptr<DeviceInfoDataTypeController> controller_;
+  scoped_ptr<LocalDeviceInfoProviderMock> local_device_;
+  bool load_finished_;
+
+ private:
+  content::TestBrowserThreadBundle thread_bundle_;
+  ProfileSyncComponentsFactoryMock profile_sync_factory_;
+  base::WeakPtrFactory<DeviceInfoDataTypeControllerTest> weak_ptr_factory_;
+  syncer::ModelType last_type_;
+  syncer::SyncError last_error_;
+};
+
+TEST_F(DeviceInfoDataTypeControllerTest, StartModels) {
+  Start();
+  EXPECT_EQ(DataTypeController::MODEL_LOADED, controller_->state());
+  EXPECT_TRUE(LoadResult());
+}
+
+TEST_F(DeviceInfoDataTypeControllerTest, StartModelsDelayedByLocalDevice) {
+  local_device_->SetInitialized(false);
+  Start();
+  EXPECT_FALSE(load_finished_);
+  EXPECT_EQ(DataTypeController::MODEL_STARTING, controller_->state());
+
+  local_device_->SetInitialized(true);
+  EXPECT_EQ(DataTypeController::MODEL_LOADED, controller_->state());
+  EXPECT_TRUE(LoadResult());
+}
+
+}  // namespace
+
+}  // namespace browser_sync