components/policy/core/common/preg_parser_win_unittest.cc

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "components/policy/core/common/preg_parser_win.h"
   6
   7 #include "base/base_paths.h"
   8 #include "base/files/file_path.h"
   9 #include "base/json/json_writer.h"
  10 #include "base/logging.h"
  11 #include "base/path_service.h"
  12 #include "base/values.h"
  13 #include "components/policy/core/common/policy_load_status.h"
  14 #include "components/policy/core/common/registry_dict_win.h"
  15 #include "testing/gtest/include/gtest/gtest.h"
  16
  17 namespace policy {
  18 namespace preg_parser {
  19 namespace {
  20
  21 // Check whether two RegistryDicts equal each other.
  22 testing::AssertionResult RegistryDictEquals(const RegistryDict& a,
  23                                             const RegistryDict& b) {
  24   RegistryDict::KeyMap::const_iterator iter_key_a(a.keys().begin());
  25   RegistryDict::KeyMap::const_iterator iter_key_b(b.keys().begin());
  26   for (; iter_key_a != a.keys().end() && iter_key_b != b.keys().end();
  27        ++iter_key_a, ++iter_key_b) {
  28     if (iter_key_a->first != iter_key_b->first) {
  29       return testing::AssertionFailure()
  30           << "Key mismatch " << iter_key_a->first
  31           << " vs. " << iter_key_b->first;
  32     }
  33     testing::AssertionResult result = RegistryDictEquals(*iter_key_a->second,
  34                                                          *iter_key_b->second);
  35     if (!result)
  36       return result;
  37   }
  38
  39   RegistryDict::ValueMap::const_iterator iter_value_a(a.values().begin());
  40   RegistryDict::ValueMap::const_iterator iter_value_b(b.values().begin());
  41   for (; iter_value_a != a.values().end() && iter_value_b != b.values().end();
  42        ++iter_value_a, ++iter_value_b) {
  43     if (iter_value_a->first != iter_value_b->first ||
  44         !base::Value::Equals(iter_value_a->second, iter_value_b->second)) {
  45       return testing::AssertionFailure()
  46           << "Value mismatch "
  47           << iter_value_a->first << "=" << *iter_value_a->second
  48           << " vs. " << iter_value_b->first << "=" << *iter_value_b->second;
  49     }
  50   }
  51
  52   return testing::AssertionSuccess();
  53 }
  54
  55 void SetInteger(RegistryDict* dict,
  56                 const std::string& name,
  57                 int value) {
  58   dict->SetValue(
  59       name,
  60       make_scoped_ptr<base::Value>(new base::FundamentalValue(value)));
  61 }
  62
  63 void SetString(RegistryDict* dict,
  64                const std::string& name,
  65                const std::string&  value) {
  66   dict->SetValue(
  67       name,
  68       make_scoped_ptr<base::Value>(new base::StringValue(value)));
  69 }
  70
  71 TEST(PRegParserWinTest, TestParseFile) {
  72   base::FilePath test_data_dir;
  73   ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &test_data_dir));
  74
  75   // Prepare the test dictionary with some data so the test can check that the
  76   // PReg action triggers work, i.e. remove these items.
  77   RegistryDict dict;
  78   SetInteger(&dict, "DeleteValuesTest1", 1);
  79   SetString(&dict, "DeleteValuesTest2", "2");
  80   dict.SetKey("DeleteKeysTest1", make_scoped_ptr(new RegistryDict()));
  81   scoped_ptr<RegistryDict> delete_keys_test(new RegistryDict());
  82   SetInteger(delete_keys_test.get(), "DeleteKeysTest2Entry", 1);
  83   dict.SetKey("DeleteKeysTest2", delete_keys_test.Pass());
  84   SetInteger(&dict, "DelTest", 1);
  85   scoped_ptr<RegistryDict> subdict(new RegistryDict());
  86   SetInteger(subdict.get(), "DelValsTest1", 1);
  87   SetString(subdict.get(), "DelValsTest2", "2");
  88   subdict->SetKey("DelValsTest3", make_scoped_ptr(new RegistryDict()));
  89   dict.SetKey("DelValsTest", subdict.Pass());
  90
  91   // Run the parser.
  92   base::FilePath test_file(
  93       test_data_dir.AppendASCII("chrome/test/data/policy/registry.pol"));
  94   PolicyLoadStatusSample status;
  95   ASSERT_TRUE(preg_parser::ReadFile(
  96       test_file, L"SOFTWARE\\Policies\\Chromium", &dict, &status));
  97
  98   // Build the expected output dictionary.
  99   RegistryDict expected;
 100   scoped_ptr<RegistryDict> del_vals_dict(new RegistryDict());
 101   del_vals_dict->SetKey("DelValsTest3", make_scoped_ptr(new RegistryDict()));
 102   expected.SetKey("DelValsTest", del_vals_dict.Pass());
 103   SetInteger(&expected, "HomepageIsNewTabPage", 1);
 104   SetString(&expected, "HomepageLocation", "http://www.example.com");
 105   SetInteger(&expected, "RestoreOnStartup", 4);
 106   scoped_ptr<RegistryDict> startup_urls(new RegistryDict());
 107   SetString(startup_urls.get(), "1", "http://www.chromium.org");
 108   SetString(startup_urls.get(), "2", "http://www.example.com");
 109   expected.SetKey("RestoreOnStartupURLs", startup_urls.Pass());
 110   SetInteger(&expected, "ShowHomeButton", 1);
 111   SetString(&expected, "Snowman", "\xE2\x98\x83");
 112   SetString(&expected, "Empty", "");
 113
 114   EXPECT_TRUE(RegistryDictEquals(dict, expected));
 115 }
 116
 117 }  // namespace
 118 }  // namespace preg_parser
 119 }  // namespace policy