!361 test: 测试 Row 包含 null 值字段

Merge pull request !361 from 王帅/main

mybatis-flex-test/mybatis-flex-native-test/src/main/java/com/mybatisflex/test/DbTest.java

@@ -0,0 +1,73 @@
+/*
+ *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
+ *  <p>
+ *  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
+ *  <p>
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  <p>
+ *  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.mybatisflex.test;
+
+import com.mybatisflex.core.MybatisFlexBootstrap;
+import com.mybatisflex.core.row.Db;
+import com.mybatisflex.core.row.Row;
+import org.apache.ibatis.session.Configuration;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
+
+import javax.sql.DataSource;
+import java.util.List;
+
+/**
+ * @author 王帅
+ * @since 2023-10-11
+ */
+public class DbTest {
+
+    @BeforeClass
+    public static void init() {
+        DataSource dataSource = new EmbeddedDatabaseBuilder()
+            .setType(EmbeddedDatabaseType.H2)
+            .addScript("schema.sql")
+            .addScript("data.sql")
+            .build();
+
+        MybatisFlexBootstrap bootstrap = MybatisFlexBootstrap.getInstance()
+            .setDataSource(dataSource)
+            .start();
+
+        /*
+         * 指定当结果集中值为 null 的时候是否调用映射对象的 setter（map 对象时为 put）方法，
+         * 这在依赖于 Map.keySet() 或 null 值进行初始化时比较有用。注意基本类型（int、boolean 等）
+         * 是不能设置成 null 的。
+         */
+        Configuration configuration = bootstrap.getConfiguration();
+        configuration.setCallSettersOnNulls(true);
+
+        Db.updateBySql("update tb_account set options = null;");
+    }
+
+    @SuppressWarnings("all")
+    static String tb_account = "tb_account";
+
+    @Test
+    public void test01() {
+        List<Row> rows = Db.selectAll(tb_account);
+
+        rows.stream()
+            .map(row -> row.get("OPTIONS"))
+            .forEach(Assert::assertNull);
+    }
+
+}