diff --git a/work2_git/pom.xml b/work2_git/pom.xml
new file mode 100644
index 0000000000000000000000000000000000000000..efc6304f576687d9fb2886f4fef9ad72da9d097e
--- /dev/null
+++ b/work2_git/pom.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.example</groupId>
+    <artifactId>work2_git</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <!--单元测试的依赖-->
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+        </dependency>
+        <dependency>
+            <groupId>org.testng</groupId>
+            <artifactId>testng</artifactId>
+            <version>RELEASE</version>
+            <scope>compile</scope>
+        </dependency>
+    </dependencies>
+
+
+
+</project>
\ No newline at end of file
diff --git a/work2_git/src/main/java/org/example/Main.java b/work2_git/src/main/java/org/example/Main.java
new file mode 100644
index 0000000000000000000000000000000000000000..3cb4b3e38cc996384ec5569d97bc82ef3b2381b3
--- /dev/null
+++ b/work2_git/src/main/java/org/example/Main.java
@@ -0,0 +1,34 @@
+package org.example;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+public class Main {
+//
+    @Test
+    public void testAddition() {
+        // Arrange
+        int a = 5;
+        int b = 10;
+
+        // Act
+        int result = a + b;
+
+        // Assert
+        assertEquals(15, result);
+    }
+
+    @Test
+    public void testSubtraction() {
+        // Arrange
+        int a = 10;
+        int b = 5;
+
+        // Act
+        int result = a - b;
+
+        // Assert
+        assertEquals(5, result);
+    }
+
+    // Add more test methods as needed
+}
\ No newline at end of file