Added issue142 Tests

Author: liuhuagui

src/test/java/lhg142/Issue142Test.java

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+package lhg142;
+
+import org.junit.jupiter.api.Test;
+import org.mybatis.dynamic.sql.render.RenderingStrategies;
+import org.mybatis.dynamic.sql.select.SelectDSL;
+import org.mybatis.dynamic.sql.select.render.SelectStatementProvider;
+
+import java.util.Objects;
+
+import static issues.gh105.PersonDynamicSqlSupport.lastName;
+import static lhg142.MyMarkDynamicSqlSupport.*;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mybatis.dynamic.sql.SqlBuilder.*;
+
+public class Issue142Test {
+
+    @Test
+    public void LimitWithSubqueries() {
+        Page page = new Page(100L, 10L);
+        SelectStatementProvider selectStatement = select(id,updateTime.as("mutime"),createTime.as("mctime")).from(myMark)
+                .where(id, isLessThanOrEqualTo(
+                        select(id).from(myMark)
+                        .orderBy(updateTime.descending(), createTime.descending())
+                        .limit(1L)
+                        .offset(page.getOffset())
+        )).orderBy(sortColumn("mutime").descending(), sortColumn("mctime").descending())
+                .limit(page.getSize()).offset(0L).build()
+                .render(RenderingStrategies.MYBATIS3);
+        String expected = "select id, update_time as mutime, create_time as mctime from my_mark " +
+                "where id <= (select id from my_mark order by update_time DESC, create_time DESC limit #{parameters._limit1} offset #{parameters._offset2})" +
+                " order by mutime DESC, mctime DESC limit #{parameters._limit3} offset #{parameters._offset4}";
+        assertThat(selectStatement.getSelectStatement()).isEqualTo(expected);
+        assertThat(selectStatement.getParameters().get("_limit1")).isEqualTo(1L);
+        assertThat(selectStatement.getParameters().get("_offset2")).isEqualTo(100L);
+        assertThat(selectStatement.getParameters().get("_limit3")).isEqualTo(10L);
+        assertThat(selectStatement.getParameters().get("_offset4")).isEqualTo(0L);
+    }
+}

src/test/java/lhg142/MyMarkDynamicSqlSupport.java

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+/**
+ *    Copyright 2016-2019 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 lhg142;
+
+import org.mybatis.dynamic.sql.SqlColumn;
+import org.mybatis.dynamic.sql.SqlTable;
+
+import java.time.LocalDateTime;
+
+public final class MyMarkDynamicSqlSupport {
+    public static final MyMark myMark = new MyMark();
+    public static final SqlColumn<Long> id = myMark.id;
+    public static final SqlColumn<LocalDateTime> createTime = myMark.createTime;
+    public static final SqlColumn<LocalDateTime> updateTime = myMark.updateTime;
+
+    public static final class MyMark extends SqlTable {
+        public final SqlColumn<Long> id = column("id");
+        public final SqlColumn<LocalDateTime> createTime = column("create_time");
+        public final SqlColumn<LocalDateTime> updateTime = column("update_time");
+
+        public MyMark() {
+            super("my_mark");
+        }
+    }
+}

src/test/java/lhg142/Page.java

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+package lhg142;
+
+public class Page {
+    private Long offset;
+    private Long size;
+    public Page(Long offset, Long size) {
+        this.offset = offset;
+        this.size = size;
+    }
+    public Long getOffset() {
+        return offset;
+    }
+    public void setOffset(Long offset) {
+        this.offset = offset;
+    }
+
+    public Long getSize() {
+        return size;
+    }
+
+    public void setSize(Long size) {
+        this.size = size;
+    }
+}