test_Reading and writing to a JSON file

src/test/java/CreateUserTest.java

@@ -0,0 +1,64 @@
+import static org.junit.jupiter.api.Assertions.*;
+import org.junit.jupiter.api.Test;
+import java.io.File;
+import java.util.List;
+
+class CreateUserTest {
+
+	@Test
+    public void testCreateUser() {
+    String id = "1";
+    String userName = "testUser";
+    String password = "password123";
+    String birthday = "2000-01-01";
+    String firstName = "John";
+    String surname = "Doe";
+
+    CreateUser user = new CreateUser(id, userName, password, birthday, firstName, surname);
+
+    assertEquals(id, user.getId());
+    assertEquals(userName, user.getUserName());
+    assertEquals(birthday, user.getBirthday());
+    assertEquals(firstName, user.getFirstName());
+    assertEquals(surname, user.surname());
+
+    // Password should be hashed
+    assertNotEquals(password, user.getPassword());
+    }
+	
+	
+	@Test
+    public void testSaveAndReadFromJsonFile() {
+        String filename = "test_users.json";
+        String id = "2";
+        String userName = "testUser2";
+        String password = "password456";
+        String birthday = "2001-01-01";
+        String firstName = "Jane";
+        String surname = "Doe";
+
+        // Create a user
+        CreateUser user = new CreateUser(id, userName, password, birthday, firstName, surname);
+
+        // Save user to JSON file
+        user.saveToJsonFile(filename);
+
+        // Read users from JSON file
+        List<CreateUser> userList = CreateUser.readUserListFromJsonFile(filename);
+
+        // Ensure that the user has been saved and can be read correctly
+        assertEquals(1, userList.size());
+        CreateUser savedUser = userList.get(0);
+        assertEquals(id, savedUser.getId());
+        assertEquals(userName, savedUser.getUserName());
+        assertEquals(birthday, savedUser.getBirthday());
+        assertEquals(firstName, savedUser.getFirstName());
+        assertEquals(surname, savedUser.surname());
+
+        // Clean up - delete the test file after the test
+        File file = new File(filename);
+        file.delete();
+    }
+
+
+}

src/test/java/CreateUsertTest.java

@@ -1,29 +0,0 @@
-import static org.junit.jupiter.api.Assertions.*;
-
-import org.junit.jupiter.api.Test;
-
-class CreateUsertTest {
-
-	@Test
-    public void testCreateUser() {
-    String id = "1";
-    String userName = "testUser";
-    String password = "password123";
-    String birthday = "2000-01-01";
-    String firstName = "John";
-    String surname = "Doe";
-
-    CreateUser user = new CreateUser(id, userName, password, birthday, firstName, surname);
-
-    assertEquals(id, user.getId());
-    assertEquals(userName, user.getUserName());
-    assertEquals(birthday, user.getBirthday());
-    assertEquals(firstName, user.getFirstName());
-    assertEquals(surname, user.surname());
-
-    // Password should be hashed
-    assertNotEquals(password, user.getPassword());
-    }
-
-
-}