增加一个标准的单元测试，升级依赖到最新版本

Author: abel533

README.md

@@ -21,19 +21,19 @@ GitHub项目：https://github.com/mybatis-book/book
 <dependency>
     <groupId>org.mybatis.spring.boot</groupId>
     <artifactId>mybatis-spring-boot-starter</artifactId>
-    <version>1.1.1</version>
+    <version>1.3.1</version>
 </dependency>
 <!--mapper-->
 <dependency>
     <groupId>tk.mybatis</groupId>
     <artifactId>mapper-spring-boot-starter</artifactId>
-    <version>1.1.1</version>
+    <version>1.1.4</version>
 </dependency>
 <!--pagehelper-->
 <dependency>
     <groupId>com.github.pagehelper</groupId>
     <artifactId>pagehelper-spring-boot-starter</artifactId>
-    <version>1.1.1</version>
+    <version>1.2.1</version>
 </dependency>
 ```
 ## Spring DevTools 配置

pom.xml

@@ -78,19 +78,19 @@
         <dependency>
             <groupId>org.mybatis.spring.boot</groupId>
             <artifactId>mybatis-spring-boot-starter</artifactId>
-            <version>1.3.0</version>
+            <version>RELEASE</version>
         </dependency>
         <!--mapper-->
         <dependency>
             <groupId>tk.mybatis</groupId>
             <artifactId>mapper-spring-boot-starter</artifactId>
-            <version>1.1.4</version>
+            <version>RELEASE</version>
         </dependency>
         <!--pagehelper-->
         <dependency>
             <groupId>com.github.pagehelper</groupId>
             <artifactId>pagehelper-spring-boot-starter</artifactId>
-            <version>1.1.3</version>
+            <version>RELEASE</version>
         </dependency>
 
         <dependency>
@@ -102,7 +102,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>druid-spring-boot-starter</artifactId>
-            <version>1.1.0</version>
+            <version>RELEASE</version>
         </dependency>
 
     </dependencies>

src/test/java/tk/mybatis/springboot/test/CountryServiceTest.java

@@ -0,0 +1,35 @@
+package tk.mybatis.springboot.test;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.context.annotation.Import;
+import org.springframework.test.context.junit4.SpringRunner;
+import tk.mybatis.springboot.Application;
+import tk.mybatis.springboot.model.Country;
+import tk.mybatis.springboot.service.CountryService;
+
+import java.util.List;
+
+/**
+ * @author liuzh
+ * @since 2017/9/2.
+ */
+@RunWith(SpringRunner.class)
+@SpringBootTest
+@Import(Application.class)
+public class CountryServiceTest {
+
+    @Autowired
+    private CountryService countryService;
+
+    @Test
+    public void test() {
+        Country country = new Country();
+        List<Country> all = countryService.getAll(country);
+        for (Country c : all) {
+            System.out.println(c.getCountryname());
+        }
+    }
+}