content: package com.alibaba.druid.bvt.sql.mysql.issues;
  
  import com.alibaba.druid.DbType;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.parser.SQLParserUtils;
  import com.alibaba.druid.sql.parser.SQLStatementParser;
  import org.junit.Test;
  
  import java.util.List;
  
  import static org.junit.Assert.assertEquals;
  
  /**
   * 验证 ALTER user ACCOUNT LOCK | ACCOUNT UNLOCK语法
   *
   * @author lizongbo
   * @see <a href="https://github.com/alibaba/druid/issues/5702">Issue来源</a>
   * @see <a href="https://dev.mysql.com/doc/refman/8.0/en/alter-user.html">...</a>
   */
  public class Issue5702 {
      @Test
      public void test_alter_user_accout() throws Exception {
          for (DbType dbType : new DbType[]{DbType.mysql}) {
              for (String sql : new String[]{
                  "ALTER USER 'jeffrey'@'localhost' ACCOUNT LOCK",
                  "ALTER USER 'jeffrey'@'localhost' ACCOUNT UNLOCK",
              }) {
                  SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(sql, dbType);
                  SQLStatement statement = parser.parseStatement();
                  System.out.println(dbType + "原始的sql===" + sql);
                  System.out.println(dbType + "归一化的sql===" + Issue5421.normalizeSql(sql));
                  String newSql = statement.toString();
                  System.out.println(dbType + "生成的sql===" + newSql);
                  System.out.println(dbType + "生成的sql归一化===" + Issue5421.normalizeSql(newSql));
                  parser = SQLParserUtils.createSQLStatementParser(newSql, dbType);
                  statement = parser.parseStatement();
                  System.out.println(dbType + "再次解析对象得到sql===" + Issue5421.normalizeSql(statement.toString()));
                  assertEquals(sql, statement.toString());
              }
  
              String sql = "ALTER USER 'jeffrey'@'localhost' ACCOUNT LOCK;\n"
                  + "ALTER USER 'jeffrey'@'localhost' ACCOUNT UNLOCK;\n"
                  + "ALTER USER 'jeffrey'@'localhost' ACCOUNT LOCK;\n"
                  + "ALTER USER 'jeffrey'@'localhost' ACCOUNT UNLOCK;";
              SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(sql, dbType);
              List<SQLStatement> list = parser.parseStatementList();
              assertEquals("ALTER USER 'jeffrey'@'localhost' ACCOUNT LOCK;", list.get(0).toString());
              assertEquals("ALTER USER 'jeffrey'@'localhost' ACCOUNT UNLOCK;", list.get(1).toString());
              assertEquals("ALTER USER 'jeffrey'@'localhost' ACCOUNT LOCK;", list.get(2).toString());
              assertEquals("ALTER USER 'jeffrey'@'localhost' ACCOUNT UNLOCK;", list.get(3).toString());
          }
      }
  }
  