使用jdbcTemplate访问数据库

Chapter3-2-1/src/test/java/com/didispace/ApplicationTests.java

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+package com.didispace;
+
+import com.didispace.service.UserService;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(Application.class)
+public class ApplicationTests {
+
+	@Autowired
+	private UserService userSerivce;
+
+	@Before
+	public void setUp() {
+		// 准备，清空user表
+		userSerivce.deleteAllUsers();
+	}
+
+	@Test
+	public void test() throws Exception {
+		// 插入5个用户
+		userSerivce.create("a", 1);
+		userSerivce.create("b", 2);
+		userSerivce.create("c", 3);
+		userSerivce.create("d", 4);
+		userSerivce.create("e", 5);
+
+		// 查数据库，应该有5个用户
+		Assert.assertEquals(5, userSerivce.getAllUsers().intValue());
+
+		// 删除两个用户
+		userSerivce.deleteByName("a");
+		userSerivce.deleteByName("e");
+
+		// 查数据库，应该有5个用户
+		Assert.assertEquals(3, userSerivce.getAllUsers().intValue());
+
+	}
+
+
+}