content: /*
   * Copyright 1999-2023 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.nacos.persistence.repository;
  
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.Mock;
  import org.mockito.junit.jupiter.MockitoExtension;
  import org.springframework.jdbc.core.RowMapper;
  
  import java.sql.ResultSet;
  import java.sql.ResultSetMetaData;
  import java.sql.SQLException;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.mockito.Mockito.when;
  
  @ExtendWith(MockitoExtension.class)
  class RowMapperManagerTest {
      
      @Mock
      ResultSet resultSet;
      
      @Mock
      ResultSetMetaData resultSetMetaData;
      
      @BeforeEach
      void setUp() throws SQLException {
      }
      
      @AfterEach
      void tearDown() {
          RowMapperManager.mapperMap.clear();
          RowMapperManager.registerRowMapper(RowMapperManager.MAP_ROW_MAPPER.getClass().getCanonicalName(),
                  RowMapperManager.MAP_ROW_MAPPER);
      }
      
      @Test
      void testRegisterRowMapper() {
          MockMapRowMapper mapper1 = new MockMapRowMapper();
          RowMapperManager.registerRowMapper(MockMapRowMapperObj.class.getCanonicalName(), mapper1);
          assertEquals(mapper1, RowMapperManager.getRowMapper(MockMapRowMapperObj.class.getCanonicalName()));
          MockMapRowMapper mapper2 = new MockMapRowMapper();
          RowMapperManager.registerRowMapper(MockMapRowMapperObj.class.getCanonicalName(), mapper2);
          assertEquals(mapper2, RowMapperManager.getRowMapper(MockMapRowMapperObj.class.getCanonicalName()));
      }
      
      @Test
      void testDefaultRowMapper() throws SQLException {
          when(resultSet.getObject(1)).thenReturn(1L);
          when(resultSet.getObject(2)).thenReturn("test");
          when(resultSet.getMetaData()).thenReturn(resultSetMetaData);
          when(resultSetMetaData.getColumnCount()).thenReturn(2);
          when(resultSetMetaData.getColumnLabel(1)).thenReturn("id");
          when(resultSetMetaData.getColumnLabel(2)).thenReturn("name");
          Map<String, Object> actual = RowMapperManager.MAP_ROW_MAPPER.mapRow(resultSet, 1);
          assertEquals(1L, actual.get("id"));
          assertEquals("test", actual.get("name"));
      }
      
      private static class MockMapRowMapper implements RowMapper<MockMapRowMapperObj> {
          
          @Override
          public MockMapRowMapperObj mapRow(ResultSet rs, int rowNum) throws SQLException {
              return new MockMapRowMapperObj();
          }
      }
      
      private static class MockMapRowMapperObj {
      
      }
  }