added a test case and made some modifications

Author: parmism

src/main/java/UserModificationUI.java

@@ -64,7 +64,6 @@ public void actionPerformed(ActionEvent e) {
 
 //      ChangeController makes UI implement reportChange to invert the use-case --> UI dependency
     @Override
-//    TODO: fix based on new UserDatabase/ getUser features
     public boolean reportChange(String username, String password, String feature, String newFeature) {
         User user = db.getUser(username);
         if (user.getPassword().equals(password) && user.getUsername().equals(username)){

src/test/java/TestUserChange.java

@@ -0,0 +1,15 @@
+import org.junit.jupiter.api.Assertions;
+
+import java.io.File;
+
+public class TestUserChange {
+    public void correctChange() {
+        File accounts = new File("TestUserDatabase2.csv");
+        UserDatabase accountDatabase = new UserDatabase(accounts);
+        accountDatabase.createUser("parmism", "123", "[email protected]", "Basic");
+        UserModificationUI ui = new UserModificationUI();
+        ui.reportChange("parmism", "123", "Password", "456");
+        String actual = accountDatabase.getUser("parmism").getPassword();
+        Assertions.assertEquals("456", actual);
+    }
+}