Push preg_parser and registry_dict changes upstream

components/policy/core/common/preg_parser_win_unittest.cc

-// Copyright (c) 2013 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/policy/core/common/preg_parser_win.h"
-
-#include <utility>
-
-#include "base/base_paths.h"
-#include "base/files/file_path.h"
-#include "base/json/json_writer.h"
-#include "base/logging.h"
-#include "base/memory/ptr_util.h"
-#include "base/path_service.h"
-#include "base/values.h"
-#include "components/policy/core/common/policy_load_status.h"
-#include "components/policy/core/common/registry_dict_win.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace policy {
-namespace preg_parser {
-namespace {
-
-// Check whether two RegistryDicts equal each other.
-testing::AssertionResult RegistryDictEquals(const RegistryDict& a,
-                                            const RegistryDict& b) {
-  auto iter_key_a = a.keys().begin();
-  auto iter_key_b = b.keys().begin();
-  for (; iter_key_a != a.keys().end() && iter_key_b != b.keys().end();
-       ++iter_key_a, ++iter_key_b) {
-    if (iter_key_a->first != iter_key_b->first) {
-      return testing::AssertionFailure()
-          << "Key mismatch " << iter_key_a->first
-          << " vs. " << iter_key_b->first;
-    }
-    testing::AssertionResult result = RegistryDictEquals(*iter_key_a->second,
-                                                         *iter_key_b->second);
-    if (!result)
-      return result;
-  }
-
-  auto iter_value_a = a.values().begin();
-  auto iter_value_b = b.values().begin();
-  for (; iter_value_a != a.values().end() && iter_value_b != b.values().end();
-       ++iter_value_a, ++iter_value_b) {
-    if (iter_value_a->first != iter_value_b->first ||
-        !base::Value::Equals(iter_value_a->second.get(),
-                             iter_value_b->second.get())) {
-      return testing::AssertionFailure()
-             << "Value mismatch " << iter_value_a->first << "="
-             << *iter_value_a->second.get() << " vs. " << iter_value_b->first
-             << "=" << *iter_value_b->second.get();
-    }
-  }
-
-  return testing::AssertionSuccess();
-}
-
-void SetInteger(RegistryDict* dict,
-                const std::string& name,
-                int value) {
-  dict->SetValue(
-      name, base::WrapUnique<base::Value>(new base::FundamentalValue(value)));
-}
-
-void SetString(RegistryDict* dict,
-               const std::string& name,
-               const std::string&  value) {
-  dict->SetValue(name,
-                 base::WrapUnique<base::Value>(new base::StringValue(value)));
-}
-
-TEST(PRegParserWinTest, TestParseFile) {
-  base::FilePath test_data_dir;
-  ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &test_data_dir));
-
-  // Prepare the test dictionary with some data so the test can check that the
-  // PReg action triggers work, i.e. remove these items.
-  RegistryDict dict;
-  SetInteger(&dict, "DeleteValuesTest1", 1);
-  SetString(&dict, "DeleteValuesTest2", "2");
-  dict.SetKey("DeleteKeysTest1", base::MakeUnique<RegistryDict>());
-  std::unique_ptr<RegistryDict> delete_keys_test(new RegistryDict());
-  SetInteger(delete_keys_test.get(), "DeleteKeysTest2Entry", 1);
-  dict.SetKey("DeleteKeysTest2", std::move(delete_keys_test));
-  SetInteger(&dict, "DelTest", 1);
-  std::unique_ptr<RegistryDict> subdict(new RegistryDict());
-  SetInteger(subdict.get(), "DelValsTest1", 1);
-  SetString(subdict.get(), "DelValsTest2", "2");
-  subdict->SetKey("DelValsTest3", base::MakeUnique<RegistryDict>());
-  dict.SetKey("DelValsTest", std::move(subdict));
-
-  // Run the parser.
-  base::FilePath test_file(
-      test_data_dir.AppendASCII("chrome/test/data/policy/registry.pol"));
-  PolicyLoadStatusSample status;
-  ASSERT_TRUE(preg_parser::ReadFile(
-      test_file, L"SOFTWARE\\Policies\\Chromium", &dict, &status));
-
-  // Build the expected output dictionary.
-  RegistryDict expected;
-  std::unique_ptr<RegistryDict> del_vals_dict(new RegistryDict());
-  del_vals_dict->SetKey("DelValsTest3", base::MakeUnique<RegistryDict>());
-  expected.SetKey("DelValsTest", std::move(del_vals_dict));
-  SetInteger(&expected, "HomepageIsNewTabPage", 1);
-  SetString(&expected, "HomepageLocation", "http://www.example.com");
-  SetInteger(&expected, "RestoreOnStartup", 4);
-  std::unique_ptr<RegistryDict> startup_urls(new RegistryDict());
-  SetString(startup_urls.get(), "1", "http://www.chromium.org");
-  SetString(startup_urls.get(), "2", "http://www.example.com");
-  expected.SetKey("RestoreOnStartupURLs", std::move(startup_urls));
-  SetInteger(&expected, "ShowHomeButton", 1);
-  SetString(&expected, "Snowman", "\xE2\x98\x83");
-  SetString(&expected, "Empty", "");
-
-  EXPECT_TRUE(RegistryDictEquals(dict, expected));
-}
-
-}  // namespace
-}  // namespace preg_parser
-}  // namespace policy