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1   /*
2    *    Copyright 2016-2025 the original author or authors.
3    *
4    *    Licensed under the Apache License, Version 2.0 (the "License");
5    *    you may not use this file except in compliance with the License.
6    *    You may obtain a copy of the License at
7    *
8    *       https://www.apache.org/licenses/LICENSE-2.0
9    *
10   *    Unless required by applicable law or agreed to in writing, software
11   *    distributed under the License is distributed on an "AS IS" BASIS,
12   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *    See the License for the specific language governing permissions and
14   *    limitations under the License.
15   */
16  package issues.lhg142;
17  
18  import static issues.lhg142.MyMarkDynamicSqlSupport.*;
19  import static org.assertj.core.api.Assertions.assertThat;
20  import static org.mybatis.dynamic.sql.SqlBuilder.*;
21  
22  import org.junit.jupiter.api.Test;
23  import org.mybatis.dynamic.sql.render.RenderingStrategies;
24  import org.mybatis.dynamic.sql.select.render.SelectStatementProvider;
25  
26  class Issue142Test {
27  
28      @Test
29      void LimitWithSubqueries() {
30          Page page = new Page(100L, 10L);
31          SelectStatementProvider selectStatement = select(id, updateTime.as("mutime"), createTime.as("mctime")).from(myMark)
32                  .where(id, isLessThanOrEqualTo(
33                          select(id).from(myMark)
34                                  .orderBy(updateTime.descending(), createTime.descending())
35                                  .limit(1L)
36                                  .offset(page.getOffset())
37                  )).orderBy(sortColumn("mutime").descending(), sortColumn("mctime").descending())
38                  .limit(page.getSize()).offset(0L).build()
39                  .render(RenderingStrategies.MYBATIS3);
40  
41          String expected = "select id, update_time as mutime, create_time as mctime from my_mark" +
42                  " where id <= (select id from my_mark order by update_time DESC, create_time DESC limit #{parameters.p1} offset #{parameters.p2})" +
43                  " order by mutime DESC, mctime DESC limit #{parameters.p3} offset #{parameters.p4}";
44          assertThat(selectStatement.getSelectStatement()).isEqualTo(expected);
45          assertThat(selectStatement.getParameters()).containsEntry("p1", 1L);
46          assertThat(selectStatement.getParameters()).containsEntry("p2", 100L);
47          assertThat(selectStatement.getParameters()).containsEntry("p3", 10L);
48          assertThat(selectStatement.getParameters()).containsEntry("p4", 0L);
49      }
50  }