Reading List create protobuf store

ios/chrome/browser/reading_list/reading_list_model_storage_unittest.mm

-// Copyright 2016 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.
-
-#import <Foundation/Foundation.h>
-
-#include "base/mac/scoped_nsobject.h"
-#include "ios/chrome/browser/reading_list/reading_list_model_storage_defaults.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace {
-NSUserDefaults* FakeNonPersistentUserDefaults() {
-  // Storage only uses two methods on NSUserDefaults: -setObject:forKey: and
-  // -objectForKey:, a dictionary is a perfect replacement for it. If it looks
-  // like a duck, swims like a duck and quacks as a duck, then it probably is a
-  // duck.
-  return (NSUserDefaults*)[[[NSMutableDictionary alloc] init] autorelease];
-}
-}
-
-TEST(ReadingListStorage, CheckEmpties) {
-  ReadingListModelStorageDefaults storage(FakeNonPersistentUserDefaults());
-
-  std::vector<ReadingListEntry> entries;
-
-  entries = storage.LoadPersistentReadList();
-  EXPECT_EQ(0ul, entries.size());
-  entries = storage.LoadPersistentUnreadList();
-  EXPECT_EQ(0ul, entries.size());
-}
-
-TEST(ReadingListStorage, SaveOneRead) {
-  NSUserDefaults* defaults = FakeNonPersistentUserDefaults();
-  std::vector<ReadingListEntry> entries;
-  entries.push_back(
-      ReadingListEntry(GURL("http://read.example.com"), "read title"));
-
-  {
-    ReadingListModelStorageDefaults storage(defaults);
-    storage.SavePersistentReadList(entries);
-  }
-
-  ReadingListModelStorageDefaults storage(defaults);
-
-  const std::vector<ReadingListEntry> restored_entries(
-      storage.LoadPersistentReadList());
-  EXPECT_EQ(1ul, restored_entries.size());
-  EXPECT_EQ(GURL("http://read.example.com"), restored_entries[0].URL());
-  EXPECT_EQ("read title", restored_entries[0].Title());
-  EXPECT_EQ("read title", restored_entries[0].Title());
-}
-
-TEST(ReadingListStorage, SaveOneUnead) {
-  NSUserDefaults* defaults = FakeNonPersistentUserDefaults();
-  std::vector<ReadingListEntry> entries;
-  entries.push_back(
-      ReadingListEntry(GURL("http://unread.example.com"), "unread title"));
-
-  {
-    ReadingListModelStorageDefaults storage(defaults);
-    storage.SavePersistentUnreadList(entries);
-  }
-
-  ReadingListModelStorageDefaults storage(defaults);
-  const std::vector<ReadingListEntry> restored_entries(
-      storage.LoadPersistentUnreadList());
-  EXPECT_EQ(1ul, restored_entries.size());
-  EXPECT_EQ(GURL("http://unread.example.com"), restored_entries[0].URL());
-  EXPECT_EQ("unread title", restored_entries[0].Title());
-}
-
-TEST(ReadingListStorage, SaveOneModified) {
-  NSUserDefaults* defaults = FakeNonPersistentUserDefaults();
-  std::vector<ReadingListEntry> entries;
-  entries.push_back(
-      ReadingListEntry(GURL("http://unread.example.com"), "unread title"));
-  {
-    ReadingListModelStorageDefaults storage(defaults);
-    entries[0].SetDistilledURL(GURL("http://distilled.example.com"));
-    storage.SavePersistentUnreadList(entries);
-  }
-
-  ReadingListModelStorageDefaults storage(defaults);
-  const std::vector<ReadingListEntry> restored_entries(
-      storage.LoadPersistentUnreadList());
-  EXPECT_EQ(1ul, restored_entries.size());
-  EXPECT_EQ(GURL("http://unread.example.com"), restored_entries[0].URL());
-  EXPECT_EQ(GURL("http://distilled.example.com"),
-            restored_entries[0].DistilledURL());
-  EXPECT_EQ("unread title", restored_entries[0].Title());
-}