text: /**
   *    Copyright (C) 2014 MongoDB Inc.
   *
   *    This program is free software: you can redistribute it and/or  modify
   *    it under the terms of the GNU Affero General Public License, version 3,
   *    as published by the Free Software Foundation.
   *
   *    This program is distributed in the hope that it will be useful,
   *    but WITHOUT ANY WARRANTY; without even the implied warranty of
   *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *    GNU Affero General Public License for more details.
   *
   *    You should have received a copy of the GNU Affero General Public License
   *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
   *
   *    As a special exception, the copyright holders give permission to link the
   *    code of portions of this program with the OpenSSL library under certain
   *    conditions as described in each individual source file and distribute
   *    linked combinations including the program with the OpenSSL library. You
   *    must comply with the GNU Affero General Public License in all respects for
   *    all of the code used other than as permitted herein. If you modify file(s)
   *    with this exception, you may extend this exception to your version of the
   *    file(s), but you are not obligated to do so. If you do not wish to do so,
   *    delete this exception statement from your version. If you delete this
   *    exception statement from all source files in the program, then also delete
   *    it in the license file.
   */
  
  #include "mongol/platform/basic.h"
  
  #include "mongol/logger/log_component.h"
  #include "mongol/logger/parse_log_component_settings.h"
  
  #include "mongol/db/jsobj.h"
  #include "mongol/unittest/unittest.h"
  
  namespace {
  
  using namespace mongol;
  using namespace mongol::logger;
  
  typedef std::vector<LogComponentSetting> Settings;
  
  TEST(Empty, Empty) {
      BSONObj input;
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_OK(result.getStatus());
      ASSERT_EQUALS(result.getValue().size(), 0u);
  }
  
  TEST(Flat, Numeric) {
      BSONObj input = BSON("verbosity" << 1);
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_OK(result.getStatus());
      ASSERT_EQUALS(result.getValue().size(), 1u);
      ASSERT_EQUALS(result.getValue()[0].level, 1);
      ASSERT_EQUALS(result.getValue()[0].component, LogComponent::kDefault);
  }
  
  TEST(Flat, FailNonNumeric) {
      BSONObj input = BSON("verbosity"
                           << "not a number");
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_NOT_OK(result.getStatus());
      ASSERT_EQUALS(ErrorCodes::BadValue, result.getStatus().code());
      ASSERT_EQUALS(result.getStatus().reason(),
                    "Expected default.verbosity to be a number, but found String");
  }
  
  TEST(Flat, FailBadComponent) {
      BSONObj input = BSON("NoSuchComponent" << 2);
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_NOT_OK(result.getStatus());
      ASSERT_EQUALS(result.getStatus().code(), ErrorCodes::BadValue);
      ASSERT_EQUALS(result.getStatus().reason(), "Invalid component name default.NoSuchComponent");
  }
  
  TEST(Nested, Numeric) {
      BSONObj input = BSON("accessControl" << BSON("verbosity" << 1));
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_OK(result.getStatus());
      ASSERT_EQUALS(result.getValue().size(), 1u);
      ASSERT_EQUALS(result.getValue()[0].level, 1);
      ASSERT_EQUALS(result.getValue()[0].component, LogComponent::kAccessControl);
  }
  
  TEST(Nested, FailNonNumeric) {
      BSONObj input = BSON("accessControl" << BSON("verbosity"
                                                   << "Not a number"));
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_NOT_OK(result.getStatus());
      ASSERT_EQUALS(result.getStatus().code(), ErrorCodes::BadValue);
      ASSERT_EQUALS(result.getStatus().reason(),
                    "Expected accessControl.verbosity to be a number, but found String");
  }
  
  TEST(Nested, FailBadComponent) {
      BSONObj input = BSON("NoSuchComponent" << BSON("verbosity" << 2));
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_NOT_OK(result.getStatus());
      ASSERT_EQUALS(result.getStatus().code(), ErrorCodes::BadValue);
      ASSERT_EQUALS(result.getStatus().reason(), "Invalid component name default.NoSuchComponent");
  }
  
  TEST(Multi, Numeric) {
      BSONObj input =
          BSON("verbosity" << 2 << "accessControl" << BSON("verbosity" << 0) << "storage"
                           << BSON("verbosity" << 3 << "journal" << BSON("verbosity" << 5)));
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_OK(result.getStatus());
      ASSERT_EQUALS(result.getValue().size(), 4u);
  
      ASSERT_EQUALS(result.getValue()[0].level, 2);
      ASSERT_EQUALS(result.getValue()[0].component, LogComponent::kDefault);
      ASSERT_EQUALS(result.getValue()[1].level, 0);
      ASSERT_EQUALS(result.getValue()[1].component, LogComponent::kAccessControl);
      ASSERT_EQUALS(result.getValue()[2].level, 3);
      ASSERT_EQUALS(result.getValue()[2].component, LogComponent::kStorage);
      ASSERT_EQUALS(result.getValue()[3].level, 5);
      ASSERT_EQUALS(result.getValue()[3].component, LogComponent::kJournal);
  }
  
  TEST(Multi, FailBadComponent) {
      BSONObj input =
          BSON("verbosity" << 6 << "accessControl" << BSON("verbosity" << 5) << "storage"
                           << BSON("verbosity" << 4 << "journal" << BSON("verbosity" << 6))
                           << "No Such Component" << BSON("verbosity" << 2) << "extrafield" << 123);
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_NOT_OK(result.getStatus());
      ASSERT_EQUALS(result.getStatus().code(), ErrorCodes::BadValue);
      ASSERT_EQUALS(result.getStatus().reason(), "Invalid component name default.No Such Component");
  }
  
  TEST(DeeplyNested, FailFast) {
      BSONObj input =
          BSON("storage" << BSON("this" << BSON("is" << BSON("nested" << BSON("too"
                                                                              << "deeply")))));
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_NOT_OK(result.getStatus());
      ASSERT_EQUALS(result.getStatus().code(), ErrorCodes::BadValue);
      ASSERT_EQUALS(result.getStatus().reason(), "Invalid component name storage.this");
  }
  
  TEST(DeeplyNested, FailLast) {
      BSONObj input = BSON("storage" << BSON("journal" << BSON("No Such Component"
                                                               << "bad")));
  
      StatusWith<Settings> result = parseLogComponentSettings(input);
  
      ASSERT_NOT_OK(result.getStatus());
      ASSERT_EQUALS(result.getStatus().code(), ErrorCodes::BadValue);
      ASSERT_EQUALS(result.getStatus().reason(),
                    "Invalid component name storage.journal.No Such Component");
  }
  }
  