/*
    *    Copyright 2009-2021 the original author or authors.
    *
    *    Licensed under the Apache License, Version 2.0 (the "License");
    *    you may not use this file except in compliance with the License.
    *    You may obtain a copy of the License at
    *
    *       http://www.apache.org/licenses/LICENSE-2.0
    *
   *    Unless required by applicable law or agreed to in writing, software
   *    distributed under the License is distributed on an "AS IS" BASIS,
   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *    See the License for the specific language governing permissions and
   *    limitations under the License.
   */
  package org.apache.ibatis.submitted.timezone_edge_case;
  
  import static org.junit.jupiter.api.Assertions.*;
  
  import java.io.Reader;
  import java.sql.Connection;
  import java.sql.ResultSet;
  import java.sql.Statement;
  import java.time.LocalDate;
  import java.time.LocalDateTime;
  import java.time.LocalTime;
  import java.util.TimeZone;
  
  import org.apache.ibatis.BaseDataTest;
  import org.apache.ibatis.io.Resources;
  import org.apache.ibatis.session.SqlSession;
  import org.apache.ibatis.session.SqlSessionFactory;
  import org.apache.ibatis.session.SqlSessionFactoryBuilder;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  class TimezoneEdgeCaseTest {
  
    private static SqlSessionFactory sqlSessionFactory;
    private TimeZone timeZone;
  
    @BeforeAll
    static void setUp() throws Exception {
      try (Reader reader = Resources
          .getResourceAsReader("org/apache/ibatis/submitted/timezone_edge_case/mybatis-config.xml")) {
        sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
      }
      BaseDataTest.runScript(sqlSessionFactory.getConfiguration().getEnvironment().getDataSource(),
          "org/apache/ibatis/submitted/timezone_edge_case/CreateDB.sql");
    }
  
    @BeforeEach
    void saveTimeZone() {
      timeZone = TimeZone.getDefault();
    }
  
    @AfterEach
    void restoreTimeZone() {
      TimeZone.setDefault(timeZone);
    }
  
    @Test
    void shouldSelectNonExistentLocalTimestampAsIs() {
      TimeZone.setDefault(TimeZone.getTimeZone("America/Los_Angeles"));
      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
        Mapper mapper = sqlSession.getMapper(Mapper.class);
        Record record = mapper.selectById(1);
        assertEquals(LocalDateTime.of(LocalDate.of(2019, 3, 10), LocalTime.of(2, 30)), record.getTs());
      }
    }
  
    @Test
    void shouldInsertNonExistentLocalTimestampAsIs() throws Exception {
      TimeZone.setDefault(TimeZone.getTimeZone("America/Los_Angeles"));
      LocalDateTime localDateTime = LocalDateTime.of(LocalDate.of(2019, 3, 10), LocalTime.of(2, 30));
      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
        Mapper mapper = sqlSession.getMapper(Mapper.class);
        Record record = new Record();
        record.setId(2);
        record.setTs(localDateTime);
        mapper.insert(record);
        sqlSession.commit();
      }
      try (SqlSession sqlSession = sqlSessionFactory.openSession();
          Connection con = sqlSession.getConnection();
          Statement stmt = con.createStatement();
          ResultSet rs = stmt.executeQuery("select count(*) from records where id = 2 and ts = '2019-03-10 02:30:00'")) {
        rs.next();
        assertEquals(1, rs.getInt(1));
      }
    }
  
    @Test
    void shouldSelectNonExistentLocalDateAsIs() {
      TimeZone.setDefault(TimeZone.getTimeZone("Pacific/Apia"));
      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
        Mapper mapper = sqlSession.getMapper(Mapper.class);
       Record record = mapper.selectById(1);
       assertEquals(LocalDate.of(2011, 12, 30), record.getD());
     }
   }
 
   @Test
   void shouldInsertNonExistentLocalDateAsIs() throws Exception {
     TimeZone.setDefault(TimeZone.getTimeZone("Pacific/Apia"));
     LocalDate localDate = LocalDate.of(2011, 12, 30);
     try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
       Mapper mapper = sqlSession.getMapper(Mapper.class);
       Record record = new Record();
       record.setId(3);
       record.setD(localDate);
       mapper.insert(record);
       sqlSession.commit();
     }
     try (SqlSession sqlSession = sqlSessionFactory.openSession();
         Connection con = sqlSession.getConnection();
         Statement stmt = con.createStatement();
         ResultSet rs = stmt.executeQuery("select count(*) from records where id = 3 and d = '2011-12-30'")) {
       rs.next();
       assertEquals(1, rs.getInt(1));
     }
   }
 }