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96 lines
2.7 KiB
Java
96 lines
2.7 KiB
Java
package cn.hutool.db;
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import cn.hutool.db.sql.Condition;
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import cn.hutool.log.StaticLog;
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import org.junit.Assert;
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import org.junit.Ignore;
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import org.junit.Test;
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import java.sql.SQLException;
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import java.util.List;
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/**
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* Db对象单元测试
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* @author looly
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*
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*/
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public class DbTest {
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@Test
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public void queryTest() throws SQLException {
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List<Entity> find = Db.use().query("select * from user where age = ?", 18);
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Assert.assertEquals("王五", find.get(0).get("name"));
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}
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@Test
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public void findTest() throws SQLException {
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List<Entity> find = Db.use().find(Entity.create("user").set("age", 18));
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Assert.assertEquals("王五", find.get(0).get("name"));
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}
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@Test
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public void pageTest() throws SQLException {
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// 测试数据库中一共4条数据，第0页有3条，第1页有1条
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List<Entity> page0 = Db.use().page(Entity.create("user"), 0, 3);
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Assert.assertEquals(3, page0.size());
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List<Entity> page1 = Db.use().page(Entity.create("user"), 1, 3);
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Assert.assertEquals(1, page1.size());
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}
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@Test
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public void pageTest2() throws SQLException {
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String sql = "select * from user";
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// 测试数据库中一共4条数据，第0页有3条，第1页有1条
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List<Entity> page0 = Db.use().page(
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sql, Page.of(0, 3));
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Assert.assertEquals(3, page0.size());
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List<Entity> page1 = Db.use().page(
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sql, Page.of(1, 3));
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Assert.assertEquals(1, page1.size());
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}
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@Test
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public void countTest() throws SQLException {
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final long count = Db.use().count("select * from user");
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Assert.assertEquals(4, count);
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}
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@Test
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public void findLikeTest() throws SQLException {
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// 方式1
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List<Entity> find = Db.use().find(Entity.create("user").set("name", "like 王%"));
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Assert.assertEquals("王五", find.get(0).get("name"));
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// 方式2
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find = Db.use().findLike("user", "name", "王", Condition.LikeType.StartWith);
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Assert.assertEquals("王五", find.get(0).get("name"));
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// 方式3
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find = Db.use().query("select * from user where name like ?", "王%");
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Assert.assertEquals("王五", find.get(0).get("name"));
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}
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@Test
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public void findByTest() throws SQLException {
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List<Entity> find = Db.use().findBy("user",
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Condition.parse("age", "> 18"),
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Condition.parse("age", "< 100")
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);
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for (Entity entity : find) {
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StaticLog.debug("{}", entity);
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}
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Assert.assertEquals("unitTestUser", find.get(0).get("name"));
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}
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@Test
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@Ignore
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public void txTest() throws SQLException {
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Db.use().tx(db -> {
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db.insert(Entity.create("user").set("name", "unitTestUser2"));
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db.update(Entity.create().set("age", 79), Entity.create("user").set("name", "unitTestUser2"));
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db.del("user", "name", "unitTestUser2");
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});
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}
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}
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