Revert 176015

chrome/browser/extensions/api/storage/settings_frontend_unittest.cc

Index: chrome/browser/extensions/api/storage/settings_frontend_unittest.cc
===================================================================
--- chrome/browser/extensions/api/storage/settings_frontend_unittest.cc	(revision 176046)
+++ chrome/browser/extensions/api/storage/settings_frontend_unittest.cc	(working copy)
@@ -1,288 +0,0 @@
-// Copyright (c) 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.
-
-#include "base/bind.h"
-#include "base/file_util.h"
-#include "base/files/scoped_temp_dir.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
-#include "base/stringprintf.h"
-#include "chrome/browser/extensions/api/storage/leveldb_settings_storage_factory.h"
-#include "chrome/browser/extensions/api/storage/settings_frontend.h"
-#include "chrome/browser/extensions/api/storage/settings_namespace.h"
-#include "chrome/browser/extensions/api/storage/settings_test_util.h"
-#include "chrome/browser/value_store/value_store.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "content/public/test/test_browser_thread.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-using content::BrowserThread;
-
-namespace extensions {
-
-namespace settings = settings_namespace;
-namespace util = settings_test_util;
-
-namespace {
-
-// To save typing ValueStore::DEFAULTS everywhere.
-const ValueStore::WriteOptions DEFAULTS = ValueStore::DEFAULTS;
-
-// Creates a kilobyte of data.
-scoped_ptr<Value> CreateKilobyte() {
-  std::string kilobyte_string;
-  for (int i = 0; i < 1024; ++i) {
-    kilobyte_string += "a";
-  }
-  return scoped_ptr<Value>(Value::CreateStringValue(kilobyte_string));
-}
-
-// Creates a megabyte of data.
-scoped_ptr<Value> CreateMegabyte() {
-  ListValue* megabyte = new ListValue();
-  for (int i = 0; i < 1000; ++i) {
-    megabyte->Append(CreateKilobyte().release());
-  }
-  return scoped_ptr<Value>(megabyte);
-}
-
-}
-
-class ExtensionSettingsFrontendTest : public testing::Test {
- public:
-   ExtensionSettingsFrontendTest()
-      : storage_factory_(new util::ScopedSettingsStorageFactory()),
-        ui_thread_(BrowserThread::UI, MessageLoop::current()),
-        file_thread_(BrowserThread::FILE, MessageLoop::current()) {}
-
-  virtual void SetUp() OVERRIDE {
-    ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
-    profile_.reset(new util::MockProfile(temp_dir_.path()));
-    ResetFrontend();
-  }
-
-  virtual void TearDown() OVERRIDE {
-    frontend_.reset();
-    profile_.reset();
-    // Execute any pending deletion tasks.
-    message_loop_.RunUntilIdle();
-  }
-
- protected:
-  void ResetFrontend() {
-    storage_factory_->Reset(new LeveldbSettingsStorageFactory());
-    frontend_.reset(
-        SettingsFrontend::Create(storage_factory_.get(), profile_.get()));
-  }
-
-  base::ScopedTempDir temp_dir_;
-  scoped_ptr<util::MockProfile> profile_;
-  scoped_ptr<SettingsFrontend> frontend_;
-  scoped_refptr<util::ScopedSettingsStorageFactory> storage_factory_;
-
- private:
-  MessageLoop message_loop_;
-  content::TestBrowserThread ui_thread_;
-  content::TestBrowserThread file_thread_;
-};
-
-// Get a semblance of coverage for both extension and app settings by
-// alternating in each test.
-// TODO(kalman): explicitly test the two interact correctly.
-
-TEST_F(ExtensionSettingsFrontendTest, SettingsPreservedAcrossReconstruction) {
-  const std::string id = "ext";
-  ExtensionServiceInterface* esi =
-      extensions::ExtensionSystem::Get(profile_.get())->extension_service();
-  static_cast<extensions::settings_test_util::MockExtensionService*>(esi)->
-      AddExtensionWithId(id, Extension::TYPE_EXTENSION);
-
-  ValueStore* storage = util::GetStorage(id, frontend_.get());
-
-  // The correctness of Get/Set/Remove/Clear is tested elsewhere so no need to
-  // be too rigorous.
-  {
-    StringValue bar("bar");
-    ValueStore::WriteResult result = storage->Set(DEFAULTS, "foo", bar);
-    ASSERT_FALSE(result->HasError());
-  }
-
-  {
-    ValueStore::ReadResult result = storage->Get();
-    ASSERT_FALSE(result->HasError());
-    EXPECT_FALSE(result->settings()->empty());
-  }
-
-  ResetFrontend();
-  storage = util::GetStorage(id, frontend_.get());
-
-  {
-    ValueStore::ReadResult result = storage->Get();
-    ASSERT_FALSE(result->HasError());
-    EXPECT_FALSE(result->settings()->empty());
-  }
-}
-
-TEST_F(ExtensionSettingsFrontendTest, SettingsClearedOnUninstall) {
-  const std::string id = "ext";
-  ExtensionServiceInterface* esi =
-      extensions::ExtensionSystem::Get(profile_.get())->extension_service();
-  static_cast<extensions::settings_test_util::MockExtensionService*>(esi)->
-      AddExtensionWithId(id, Extension::TYPE_LEGACY_PACKAGED_APP);
-
-  ValueStore* storage = util::GetStorage(id, frontend_.get());
-
-  {
-    StringValue bar("bar");
-    ValueStore::WriteResult result = storage->Set(DEFAULTS, "foo", bar);
-    ASSERT_FALSE(result->HasError());
-  }
-
-  // This would be triggered by extension uninstall via a DataDeleter.
-  frontend_->DeleteStorageSoon(id);
-  MessageLoop::current()->RunUntilIdle();
-
-  // The storage area may no longer be valid post-uninstall, so re-request.
-  storage = util::GetStorage(id, frontend_.get());
-  {
-    ValueStore::ReadResult result = storage->Get();
-    ASSERT_FALSE(result->HasError());
-    EXPECT_TRUE(result->settings()->empty());
-  }
-}
-
-TEST_F(ExtensionSettingsFrontendTest, LeveldbDatabaseDeletedFromDiskOnClear) {
-  const std::string id = "ext";
-  ExtensionServiceInterface* esi =
-      extensions::ExtensionSystem::Get(profile_.get())->extension_service();
-  static_cast<extensions::settings_test_util::MockExtensionService*>(esi)->
-      AddExtensionWithId(id, Extension::TYPE_EXTENSION);
-
-  ValueStore* storage = util::GetStorage(id, frontend_.get());
-
-  {
-    StringValue bar("bar");
-    ValueStore::WriteResult result = storage->Set(DEFAULTS, "foo", bar);
-    ASSERT_FALSE(result->HasError());
-    EXPECT_TRUE(file_util::PathExists(temp_dir_.path()));
-  }
-
-  // Should need to both clear the database and delete the frontend for the
-  // leveldb database to be deleted from disk.
-  {
-    ValueStore::WriteResult result = storage->Clear();
-    ASSERT_FALSE(result->HasError());
-    EXPECT_TRUE(file_util::PathExists(temp_dir_.path()));
-  }
-
-  frontend_.reset();
-  MessageLoop::current()->RunUntilIdle();
-  // TODO(kalman): Figure out why this fails, despite appearing to work.
-  // Leaving this commented out rather than disabling the whole test so that the
-  // deletion code paths are at least exercised.
-  //EXPECT_FALSE(file_util::PathExists(temp_dir_.path()));
-}
-
-#if defined(OS_WIN)
-// Failing on vista dbg. http://crbug.com/111100, http://crbug.com/108724
-#define QuotaLimitsEnforcedCorrectlyForSyncAndLocal \
-  DISABLED_QuotaLimitsEnforcedCorrectlyForSyncAndLocal
-#endif
-TEST_F(ExtensionSettingsFrontendTest,
-       QuotaLimitsEnforcedCorrectlyForSyncAndLocal) {
-  const std::string id = "ext";
-  ExtensionServiceInterface* esi =
-      extensions::ExtensionSystem::Get(profile_.get())->extension_service();
-  static_cast<extensions::settings_test_util::MockExtensionService*>(esi)->
-      AddExtensionWithId(id, Extension::TYPE_EXTENSION);
-
-  ValueStore* sync_storage =
-      util::GetStorage(id, settings::SYNC, frontend_.get());
-  ValueStore* local_storage =
-      util::GetStorage(id, settings::LOCAL, frontend_.get());
-
-  // Sync storage should run out after ~100K.
-  scoped_ptr<Value> kilobyte = CreateKilobyte();
-  for (int i = 0; i < 100; ++i) {
-    sync_storage->Set(
-        ValueStore::DEFAULTS, base::StringPrintf("%d", i), *kilobyte);
-  }
-
-  EXPECT_TRUE(sync_storage->Set(
-      ValueStore::DEFAULTS, "WillError", *kilobyte)->HasError());
-
-  // Local storage shouldn't run out after ~100K.
-  for (int i = 0; i < 100; ++i) {
-    local_storage->Set(
-        ValueStore::DEFAULTS, base::StringPrintf("%d", i), *kilobyte);
-  }
-
-  EXPECT_FALSE(local_storage->Set(
-      ValueStore::DEFAULTS, "WontError", *kilobyte)->HasError());
-
-  // Local storage should run out after ~5MB.
-  scoped_ptr<Value> megabyte = CreateMegabyte();
-  for (int i = 0; i < 5; ++i) {
-    local_storage->Set(
-        ValueStore::DEFAULTS, base::StringPrintf("%d", i), *megabyte);
-  }
-
-  EXPECT_TRUE(local_storage->Set(
-      ValueStore::DEFAULTS, "WillError", *megabyte)->HasError());
-}
-
-// In other tests, we assume that the result of GetStorage is a pointer to the
-// a Storage owned by a Frontend object, but for the unlimitedStorage case, this
-// might not be true. So, write the tests in a "callback" style.
-// We should really rewrite all tests to be asynchronous in this way.
-
-static void UnlimitedSyncStorageTestCallback(ValueStore* sync_storage) {
-  // Sync storage should still run out after ~100K; the unlimitedStorage
-  // permission can't apply to sync.
-  scoped_ptr<Value> kilobyte = CreateKilobyte();
-  for (int i = 0; i < 100; ++i) {
-    sync_storage->Set(
-        ValueStore::DEFAULTS, base::StringPrintf("%d", i), *kilobyte);
-  }
-
-  EXPECT_TRUE(sync_storage->Set(
-      ValueStore::DEFAULTS, "WillError", *kilobyte)->HasError());
-}
-
-static void UnlimitedLocalStorageTestCallback(ValueStore* local_storage) {
-  // Local storage should never run out.
-  scoped_ptr<Value> megabyte = CreateMegabyte();
-  for (int i = 0; i < 7; ++i) {
-    local_storage->Set(
-        ValueStore::DEFAULTS, base::StringPrintf("%d", i), *megabyte);
-  }
-
-  EXPECT_FALSE(local_storage->Set(
-      ValueStore::DEFAULTS, "WontError", *megabyte)->HasError());
-}
-
-#if defined(OS_WIN)
-// Failing on vista dbg. http://crbug.com/111100, http://crbug.com/108724
-#define UnlimitedStorageForLocalButNotSync DISABLED_UnlimitedStorageForLocalButNotSync
-#endif
-TEST_F(ExtensionSettingsFrontendTest,
-       UnlimitedStorageForLocalButNotSync) {
-  const std::string id = "ext";
-  std::set<std::string> permissions;
-  permissions.insert("unlimitedStorage");
-  ExtensionServiceInterface* esi =
-      extensions::ExtensionSystem::Get(profile_.get())->extension_service();
-  static_cast<extensions::settings_test_util::MockExtensionService*>(esi)->
-      AddExtensionWithIdAndPermissions(id, Extension::TYPE_EXTENSION,
-          permissions);
-
-  frontend_->RunWithStorage(
-      id, settings::SYNC, base::Bind(&UnlimitedSyncStorageTestCallback));
-  frontend_->RunWithStorage(
-      id, settings::LOCAL, base::Bind(&UnlimitedLocalStorageTestCallback));
-
-  MessageLoop::current()->RunUntilIdle();
-}
-
-}  // namespace extensions