diff --git a/__tests__/Home.test.jsx b/__tests__/Home.test.jsx
new file mode 100644
index 0000000..bb0ea6f
--- /dev/null
+++ b/__tests__/Home.test.jsx
@@ -0,0 +1,60 @@
+import React from "react";
+import { render, screen } from "@testing-library/react";
+import { Provider } from "react-redux";
+import configureStore from "redux-mock-store";
+import Home from "src/pages/Home";
+import { useGetChatsQuery } from "../backend/redux/api_slice";
+
+// Mock Redux store
+const mockStore = configureStore([]);
+
+// Mock the useGetChatsQuery hook
+jest.mock("src/backend/redux/api_slice", () => ({
+  useGetChatsQuery: jest.fn(),
+}));
+
+describe("Home Page", () => {
+  let store;
+
+  beforeEach(() => {
+    store = mockStore({});
+  });
+
+  test("renders Home page with loading state", () => {
+    useGetChatsQuery.mockReturnValue({ isLoading: true });
+
+    render(
+      <Provider store={store}>
+        <Home />
+      </Provider>
+    );
+
+    expect(screen.getByText(/loading/i)).toBeInTheDocument();
+  });
+
+  test("renders Home page with chat data", () => {
+    const chatsData = [{ id: 1, name: "Chat 1" }, { id: 2, name: "Chat 2" }];
+    useGetChatsQuery.mockReturnValue({ data: chatsData, isLoading: false });
+
+    render(
+      <Provider store={store}>
+        <Home />
+      </Provider>
+    );
+
+    expect(screen.getByText("Chat 1")).toBeInTheDocument();
+    expect(screen.getByText("Chat 2")).toBeInTheDocument();
+  });
+
+  test("renders error message when fetching chats fails", () => {
+    useGetChatsQuery.mockReturnValue({ error: true, isLoading: false });
+
+    render(
+      <Provider store={store}>
+        <Home />
+      </Provider>
+    );
+
+    expect(screen.getByText(/error/i)).toBeInTheDocument();
+  });
+});
diff --git a/__tests__/SignIn.test.jsx b/__tests__/SignIn.test.jsx
new file mode 100644
index 0000000..29204ba
--- /dev/null
+++ b/__tests__/SignIn.test.jsx
@@ -0,0 +1,52 @@
+import React from "react";
+import { render, screen, fireEvent } from "@testing-library/react";
+import SignIn from "../pages/SignIn";
+import { displayMessage } from "../backend/notifications/notifications";
+import { post } from "../backend/api";
+
+// Mock the displayMessage and post functions
+jest.mock("../backend/notifications/notifications", () => ({
+  displayMessage: jest.fn(),
+}));
+jest.mock("../backend/api", () => ({
+  post: jest.fn(),
+}));
+
+describe("SignIn Page", () => {
+  beforeEach(() => {
+    jest.clearAllMocks();
+  });
+
+  test("renders SignIn form", () => {
+    render(<SignIn />);
+    expect(screen.getByLabelText(/username/i)).toBeInTheDocument();
+    expect(screen.getByLabelText(/password/i)).toBeInTheDocument();
+    expect(screen.getByText(/sign in/i)).toBeInTheDocument();
+  });
+
+  test("displays error message on failed login", async () => {
+    post.mockResolvedValueOnce({ ok: false, data: { message: "Invalid credentials" } });
+
+    render(<SignIn />);
+    fireEvent.change(screen.getByLabelText(/username/i), { target: { value: "user" } });
+    fireEvent.change(screen.getByLabelText(/password/i), { target: { value: "password" } });
+    fireEvent.click(screen.getByText(/sign in/i));
+
+    expect(await screen.findByText(/invalid credentials/i)).toBeInTheDocument();
+    expect(displayMessage).toHaveBeenCalledWith("Invalid credentials", "error");
+  });
+
+  test("displays additional info message after multiple login attempts", async () => {
+    post.mockResolvedValueOnce({ ok: false, data: { message: "Invalid credentials" } });
+
+    render(<SignIn />);
+    fireEvent.change(screen.getByLabelText(/username/i), { target: { value: "user" } });
+    fireEvent.change(screen.getByLabelText(/password/i), { target: { value: "password" } });
+
+    // Simulate two failed login attempts
+    fireEvent.click(screen.getByText(/sign in/i));
+    fireEvent.click(screen.getByText(/sign in/i));
+
+    expect(displayMessage).toHaveBeenCalledWith("Note that you need to enter your ID name", "info");
+  });
+});
diff --git a/jest.config.ts b/jest.config.ts
index 2bb5326..f158775 100644
--- a/jest.config.ts
+++ b/jest.config.ts
@@ -17,6 +17,10 @@ const config: Config = {
   // transform: {
   //   '^.+\\.(ts|tsx|js|jsx)$': 'babel-jest',
   // },
+  moduleNameMapper: {
+    "^@/src/(.*)$": "<rootDir>/src/$1", // Map '@/src' to the 'src' folder
+    "^src/(.*)$": "<rootDir>/src/$1",   // Map 'src' to the 'src' folder
+  },
   moduleFileExtensions: [...defaults.moduleFileExtensions, 'ts', 'tsx', 'js', 'jsx'],
 };
 
diff --git a/package-lock.json b/package-lock.json
index 3a7d8a7..5339fd8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -42,6 +42,7 @@
                 "babel-jest": "^29.7.0",
                 "jest": "^29.7.0",
                 "jest-environment-jsdom": "^29.7.0",
+                "redux-mock-store": "^1.5.4",
                 "ts-jest": "^29.2.5",
                 "ts-node": "^10.9.2"
             }
@@ -11778,6 +11779,16 @@
             "integrity": "sha512-M9/ELqF6fy8FwmkpnF0S3YKOqMyoWJ4+CS5Efg2ct3oY9daQvd/Pc71FpGZsVsbl3Cpb+IIcjBDUnnyBdQbq4w==",
             "license": "MIT"
         },
+        "node_modules/redux-mock-store": {
+            "version": "1.5.4",
+            "resolved": "https://registry.npmjs.org/redux-mock-store/-/redux-mock-store-1.5.4.tgz",
+            "integrity": "sha512-xmcA0O/tjCLXhh9Fuiq6pMrJCwFRaouA8436zcikdIpYWWCjU76CRk+i2bHx8EeiSiMGnB85/lZdU3wIJVXHTA==",
+            "dev": true,
+            "license": "MIT",
+            "dependencies": {
+                "lodash.isplainobject": "^4.0.6"
+            }
+        },
         "node_modules/redux-thunk": {
             "version": "3.1.0",
             "resolved": "https://registry.npmjs.org/redux-thunk/-/redux-thunk-3.1.0.tgz",
diff --git a/package.json b/package.json
index 1a15561..d2ccec1 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,7 @@
         "babel-jest": "^29.7.0",
         "jest": "^29.7.0",
         "jest-environment-jsdom": "^29.7.0",
+        "redux-mock-store": "^1.5.4",
         "ts-jest": "^29.2.5",
         "ts-node": "^10.9.2"
     }
diff --git a/src.zip b/src.zip
new file mode 100644
index 0000000..5f00fec
Binary files /dev/null and b/src.zip differ