diff --git a/src/main/java/org/ntlab/tampoposerver/models/User.java b/src/main/java/org/ntlab/tampoposerver/models/User.java
index e13bded..82c9a39 100644
--- a/src/main/java/org/ntlab/tampoposerver/models/User.java
+++ b/src/main/java/org/ntlab/tampoposerver/models/User.java
@@ -6,6 +6,7 @@
     private String password;
     private String email;
     private String icon;
+    private String token;
 
     public String getUserId() {
         return userId;
@@ -47,5 +48,20 @@
         this.icon = icon;
     }
 
+    public String getToken() {
+        return token;
+    }
+
+    public void setToken(String token) {
+        this.token = token;
+    }
+
+    public User(String uid, String n, String pas, String mail, String image){
+        userId = uid;
+        name = n;
+        password = pas;
+        email = mail;
+        icon = image;
+    }
 
 }
diff --git a/src/main/java/org/ntlab/tampoposerver/repositories/UserRepository.java b/src/main/java/org/ntlab/tampoposerver/repositories/UserRepository.java
index da39cd1..6c9115a 100644
--- a/src/main/java/org/ntlab/tampoposerver/repositories/UserRepository.java
+++ b/src/main/java/org/ntlab/tampoposerver/repositories/UserRepository.java
@@ -1,7 +1,22 @@
 package org.ntlab.tampoposerver.repositories;
 
+import org.ntlab.tampoposerver.models.User;
 import org.springframework.stereotype.Repository;
 
+import java.util.HashMap;
+
 @Repository
 public class UserRepository {
+    private final HashMap<String, User> userMap = new HashMap<>();
+    public User addUser(String uid,String n,String pas,String mail,String image) {
+        User u = new User(uid,n,pas,mail,image);
+        userMap.put(uid,u);
+        return u;
+    }
+    public  User getUser(String uid) {
+        return userMap.get(uid);
+    }
+    public User deleteUser(String uid) {
+        return userMap.remove(uid);
+    }
 }
diff --git a/src/test/java/org/ntlab/tampoposerver/models/UserTest.java b/src/test/java/org/ntlab/tampoposerver/models/UserTest.java
new file mode 100644
index 0000000..d77a8fc
--- /dev/null
+++ b/src/test/java/org/ntlab/tampoposerver/models/UserTest.java
@@ -0,0 +1,21 @@
+package org.ntlab.tampoposerver.models;
+
+import jakarta.validation.constraints.AssertTrue;
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+@SpringBootTest
+public class UserTest {
+    @Test
+    void contextLoads() {
+        User u1 = new User("u01", "asdf", "xyz","asdf@gmail.com","123a876bca878de3");
+        User u2 = new User("u02", "zcv", "abc","dfgdf@gmail.com","123a876bca878d125");
+        assertEquals("asdf", u1.getName());
+        assertEquals("xyz", u1.getPassword());
+        assertEquals("asdf@gmail.com", u1.getEmail());
+        assertEquals("zcv", u2.getName());
+        assertEquals("abc", u2.getPassword());
+    }
+}
\ No newline at end of file
diff --git a/src/test/java/org/ntlab/tampoposerver/repositories/UserRepositoryTest.java b/src/test/java/org/ntlab/tampoposerver/repositories/UserRepositoryTest.java
new file mode 100644
index 0000000..c143e92
--- /dev/null
+++ b/src/test/java/org/ntlab/tampoposerver/repositories/UserRepositoryTest.java
@@ -0,0 +1,23 @@
+package org.ntlab.tampoposerver.repositories;
+
+import org.junit.jupiter.api.Test;
+import org.ntlab.tampoposerver.models.User;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+@SpringBootTest
+public class UserRepositoryTest {
+    @Test
+    void contextLoads() {
+        UserRepository userRepository = new UserRepository();
+        User u1 = userRepository.addUser("u01", "asdf", "xyz","asdf@gmail.com","123a876bca878de3");
+        User u2 = userRepository.addUser("u02", "zcv", "abc","dfgdf@gmail.com","123a876bca878d125");
+        User u = userRepository.getUser("u02");
+        assertEquals(u2, u);
+        assertNotEquals(u1, u);
+        userRepository.deleteUser("u02");
+        u = userRepository.getUser("u02");
+        assertNull(u);
+    }
+}
\ No newline at end of file