diff --git a/webapp/src/components/tests/AddUser.test.js b/webapp/src/components/tests/AddUser.test.js
index 49cf88b..2994019 100644
--- a/webapp/src/components/tests/AddUser.test.js
+++ b/webapp/src/components/tests/AddUser.test.js
@@ -57,44 +57,60 @@ describe('AddUser component', () => {
     });
   });
 
-
-
-
-
-  // it('should display error message for short password', async () => {
+  // it('should show error of password too short', async () => {
   //   render(<AddUser />);
 
+  //   const mockAxios = new MockAdapter(axios);
+  //   const mockedUsernames = ['existingUser'];
+  //   mockAxios.onGet(`http://localhost:8000/getUsernames`).reply(200, { usernames: mockedUsernames });
+
   //   const usernameInput = screen.getByLabelText(/Usuario/i);
   //   const passwordInput = screen.getByLabelText(/Contraseña/i);
-  //   const createUserButton = screen.getByRole('button', { name: /Crear/i });
+  //   const addUserButton = screen.getByRole('button', { name: /Crear/i });
 
-  //   fireEvent.change(usernameInput, { target: { value: 'newusername' } });
-  //   fireEvent.change(passwordInput, { target: { value: 'err' } });
+  //   // Mock the axios.post request to simulate a successful response
+  //   mockAxios.onPost('http://localhost:8000/adduser').reply(200);
 
-  //   fireEvent.click(createUserButton);
+  //   // Simulate user input
+  //   fireEvent.change(usernameInput, { target: { value: 'testUser' } });
+  //   fireEvent.change(passwordInput, { target: { value: 'sh' } });
 
-  //   expect(await screen.findByText(/Error: Credenciales incorrectas. La contraseña debe contener al menos 8 caracteres/i)).toBeInTheDocument();
+  //   // Trigger the add user button click
+  //   fireEvent.click(addUserButton);
+
+  //   // Wait for the Snackbar to be open
+  //   await waitFor(() => {
+  //     expect(screen.getByText(/Error: Credenciales incorrectas. La contraseña debe contener al menos 8 caracteres/i)).toBeInTheDocument();
+  //   });
   // });
 
+  // it('should show error of repeated user', async () => {
+  //   render(<AddUser />);
 
-  // it('should display error message for repeated username', async () => {
   //   const mockAxios = new MockAdapter(axios);
   //   const mockedUsernames = ['existingUser'];
   //   mockAxios.onGet(`http://localhost:8000/getUsernames`).reply(200, { usernames: mockedUsernames });
 
-  //   render(<AddUser />);
-
   //   const usernameInput = screen.getByLabelText(/Usuario/i);
   //   const passwordInput = screen.getByLabelText(/Contraseña/i);
-  //   const createUserButton = screen.getByRole('button', { name: /Crear/i });
+  //   const addUserButton = screen.getByRole('button', { name: /Crear/i });
 
+  //   // Mock the axios.post request to simulate a successful response
+  //   mockAxios.onPost('http://localhost:8000/adduser').reply(200);
+
+  //   // Simulate user input
   //   fireEvent.change(usernameInput, { target: { value: 'existingUser' } });
-  //   fireEvent.change(passwordInput, { target: { value: 'short123456' } });
+  //   fireEvent.change(passwordInput, { target: { value: 'passwordCorrect' } });
 
-  //   fireEvent.click(createUserButton);
+  //   // Trigger the add user button click
+  //   fireEvent.click(addUserButton);
 
-  //   expect(await screen.findByText(/Usuario creado correctamente/i)).toBeInTheDocument();
+  //   // Wait for the Snackbar to be open
+  //   await waitFor(() => {
+  //     expect(screen.getByText(/Error: Credenciales incorrectas. El nombre de usuario esta en uso/i)).toBeInTheDocument();
+  //   });
   // });
-  
+
+
 });