增加单元测试依赖并编写一个单元测试

mall-search/pom.xml

@@ -13,6 +13,12 @@
 	<version>0.0.1-SNAPSHOT</version>
 
 	<dependencies>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<scope>test</scope>
+		</dependency>
+
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-actuator</artifactId>
@@ -34,6 +40,13 @@
 			<artifactId>spring-tx</artifactId>
 		</dependency>
 
+		<dependency>
+			<groupId>org.springframework</groupId>
+			<artifactId>spring-test</artifactId>
+			<version>4.1.6.RELEASE</version>
+			<scope>test</scope>
+		</dependency>
+
 		<dependency>
 			<groupId>org.aspectj</groupId>
 			<artifactId>aspectjweaver</artifactId>

mall-search/src/test/java/com/uas/search/UtilTest.java

@@ -0,0 +1,14 @@
+package com.uas.search;
+
+import org.junit.Test;
+
+public class UtilTest {
+
+    @Test
+    public void testFormatString() {
+        String FILE_NAME_FORMAT = "%010d.txt";
+        String fileName = String.format(FILE_NAME_FORMAT, 100);
+        System.out.println(fileName);
+    }
+
+}