minor changes

Author: Madhavan7

src/main/java/screens/user_registration_screen/UserRegistrationUI.java

@@ -85,7 +85,7 @@ public static void main(String[] args){
         UserLoginInputBoundary userLoginInteractor = new UserLoginInteractor(testDB);
         UserVerificationOutputBoundary loginUI = new UserLoginUI(userLoginInteractor);
         UserVerificationInputBoundary verificationInteractor = new UserVerificationInteractor(testDB, loginUI);
-        UserExistsOutputBoundary verificationScreen = new UserVerificationScreen(verificationInteractor, new verificationMethodFactory());
+        UserExistsOutputBoundary verificationScreen = new UserVerificationScreen(verificationInteractor);
         UserExistsInputBoundary existsInteractor = new UserExistsInteractor(testDB, verificationScreen);
         UserRegistrationUI testUI = new UserRegistrationUI(existsInteractor);
         testUI.getUserCredentials();

src/main/java/screens/user_registration_screen/UserVerificationScreen.java

@@ -10,16 +10,14 @@
 
 public class UserVerificationScreen implements UserExistsOutputBoundary, ActionListener {
     private final JTextField verText = new JTextField(20);
-    private final verificationMethodFactory deliveryMethod;
-    private UserVerificationInputBoundary verificationInputBoundary;
+    private final UserVerificationInputBoundary verificationInputBoundary;
     private int code;
     private String username;
     private String password;
     private String email;
 
-    public UserVerificationScreen(UserVerificationInputBoundary verificationInputBoundary, verificationMethodFactory deliveryMethod){
+    public UserVerificationScreen(UserVerificationInputBoundary verificationInputBoundary){
         this.verificationInputBoundary = verificationInputBoundary;
-        this.deliveryMethod = deliveryMethod;
     };
 
     @Override

src/test/java/test_user_registration/TestUserExistsInputBoundary.java

@@ -0,0 +1,61 @@
+package test_user_registration;
+
+import data_access.Database;
+import entities.user_entities.User;
+import org.junit.jupiter.api.Test;
+import use_cases.user_registration_use_cases.UserExistsOutputBoundary;
+
+public class TestUserExistsInputBoundary {
+    @Test
+    public void invalidCredentials(){
+        //Anonymous class
+        Database testDB = new Database() {
+            @Override
+            public User getUser(String username) {
+                return null;
+            }
+
+            @Override
+            public void createUser(String username, String password, String email, String type) {
+            }
+
+            @Override
+            public boolean UserExists(String username, String email) {
+                return false;
+            }
+
+            @Override
+            public boolean UserExists(String username) {
+                return false;
+            }
+        };
+        //Anonymous class for outputBoundary
+        UserExistsOutputBoundary outputBoundary = new UserExistsOutputBoundary() {
+            public int x;
+            @Override
+            public void getVerificationCredentials() {
+                x += 1;
+            }
+
+            @Override
+            public void presentUserExistsMessage() {
+                x += 3;
+            }
+
+            @Override
+            public void getCode(int code) {
+                x += 5;
+            }
+
+            @Override
+            public void getUserCredentials(String username, String password, String email) {
+                x += 6;
+            }
+        };
+
+
+
+
+
+    }
+}