test: replace text-based selectors with data-testid attributes

frontend/src/components/RouteGuards.test.tsx

@@ -9,8 +9,8 @@ function renderGuard(ui: React.ReactNode, mountPath: "/protected" | "/public") {
   return render(
     <MemoryRouter initialEntries={[mountPath]}>
       <Routes>
-        <Route path="/login" element={<div>Login Page</div>} />
-        <Route path="/drawer" element={<div>Drawer Page</div>} />
+        <Route path="/login" element={<div data-testid="login-page">Login Page</div>} />
+        <Route path="/drawer" element={<div data-testid="drawer-page">Drawer Page</div>} />
         <Route path="/protected" element={ui} />
         <Route path="/public" element={ui} />
       </Routes>
@@ -35,13 +35,13 @@ describe("ProtectedRoute", () => {
     });
     renderGuard(
       <ProtectedRoute>
-        <div>Secret</div>
+        <div data-testid="secret-page">Secret</div>
       </ProtectedRoute>,
       "/protected",
     );
 
-    expect(screen.getByText(/Unsealing/i)).toBeInTheDocument();
-    expect(screen.queryByText("Secret")).not.toBeInTheDocument();
+    expect(screen.getByTestId("splash-screen")).toBeInTheDocument();
+    expect(screen.queryByTestId("secret-page")).not.toBeInTheDocument();
   });
 
   it("should redirect unauthenticated users to /login", () => {
@@ -52,12 +52,12 @@ describe("ProtectedRoute", () => {
     });
     renderGuard(
       <ProtectedRoute>
-        <div>Secret</div>
+        <div data-testid="secret-page">Secret</div>
       </ProtectedRoute>,
       "/protected",
     );
-    expect(screen.getByText("Login Page")).toBeInTheDocument();
-    expect(screen.queryByText("Secret")).not.toBeInTheDocument();
+    expect(screen.getByTestId("login-page")).toBeInTheDocument();
+    expect(screen.queryByTestId("secret-page")).not.toBeInTheDocument();
   });
 
   it("should render page for authenticated users", () => {
@@ -68,12 +68,12 @@ describe("ProtectedRoute", () => {
     });
     renderGuard(
       <ProtectedRoute>
-        <div>Secret</div>
+        <div data-testid="secret-page">Secret</div>
       </ProtectedRoute>,
       "/protected",
     );
 
-    expect(screen.getByText("Secret")).toBeInTheDocument();
+    expect(screen.getByTestId("secret-page")).toBeInTheDocument();
   });
 });
 
@@ -86,12 +86,12 @@ describe("PublicRoute", () => {
     });
     renderGuard(
       <PublicRoute>
-        <div>Login Page</div>
+        <div data-testid="mock-login-page">Login Page</div>
       </PublicRoute>,
       "/public",
     );
-    expect(screen.getByText(/Unsealing/i)).toBeInTheDocument();
-    expect(screen.queryByText("Login Page")).not.toBeInTheDocument();
+    expect(screen.getByTestId("splash-screen")).toBeInTheDocument();
+    expect(screen.queryByTestId("mock-login-page")).not.toBeInTheDocument();
   });
 
   it("should redirect authenticated users to /drawer", () => {
@@ -102,12 +102,12 @@ describe("PublicRoute", () => {
     });
     renderGuard(
       <PublicRoute>
-        <div>Login Form</div>
+        <div data-testid="login-form">Login Form</div>
       </PublicRoute>,
       "/public",
     );
-    expect(screen.getByText("Drawer Page")).toBeInTheDocument();
-    expect(screen.queryByText("Login Form")).not.toBeInTheDocument();
+    expect(screen.getByTestId("drawer-page")).toBeInTheDocument();
+    expect(screen.queryByTestId("login-form")).not.toBeInTheDocument();
   });
 
   it("should render page for unauthenticated users", () => {
@@ -118,10 +118,10 @@ describe("PublicRoute", () => {
     });
     renderGuard(
       <PublicRoute>
-        <div>Login Form</div>
+        <div data-testid="login-form">Login Form</div>
       </PublicRoute>,
       "/public",
     );
-    expect(screen.getByText("Login Form")).toBeInTheDocument();
+    expect(screen.getByTestId("login-form")).toBeInTheDocument();
   });
 });

frontend/src/components/SplashScreen.tsx

@@ -3,7 +3,7 @@ import Logo from "./Logo";
 
 export default function SplashScreen() {
   return (
-    <div className="fixed w-screen h-screen inset-0 flex flex-col items-center justify-center z-9999  before:absolute before:top-0 before:left-0 before:w-full before:h-full before:content-[''] before:opacity-[0.03] before:z-10 before:pointer-events-none before:bg-[url('assets/noise.gif')">
+    <div data-testid="splash-screen" className="fixed w-screen h-screen inset-0 flex flex-col items-center justify-center z-9999  before:absolute before:top-0 before:left-0 before:w-full before:h-full before:content-[''] before:opacity-[0.03] before:z-10 before:pointer-events-none before:bg-[url('assets/noise.gif')">
       <div className="flex flex-col items-center gap-6 animate-pulse">
         <Logo />
 

frontend/src/components/drawer/DrawerSection.tsx

@@ -40,6 +40,7 @@ export function DrawerSection({
       >
         <div className="flex-1">
           <div
+            data-testid="drawer-section-title"
             className={`font-sans text-xs tracking-widester uppercase transition-colors duration-800 ${
               isOpen
                 ? "text-base-content"

frontend/src/components/drawer/PasskeyModal.tsx

@@ -12,7 +12,7 @@ export function PasskeyModal() {
         className="text-primary mx-auto mb-8 animate-pulse"
         weight="duotone"
       />
-      <h3 className="font-bold text-lg font-display text-primary">
+      <h3 data-testid="passkey-modal-title" className="font-bold text-lg font-display text-primary">
         You've been away a while.
       </h3>
       <p className="py-4 font-sans">

frontend/src/components/reader/EnvelopeReveal.tsx

@@ -123,7 +123,7 @@ export function EnvelopeReveal({
           <span className={"text-neutral-content/60 font-xs font-display"}>
             to
           </span>
-          <h1 className="text-3xl font-bold text-base-content">{recipient}</h1>
+          <h1 data-testid="envelope-recipient" className="text-3xl font-bold text-base-content">{recipient}</h1>
           <p className="text-base-content/60 font-display mt-8">{date}</p>
           <img
             src={stamp}

frontend/src/components/ui/LogModal.tsx

@@ -24,7 +24,7 @@ export const LogModal = ({
         {status === "WARN" && (
           <WarningIcon className="text-warning" size={16} weight="duotone" />
         )}
-        {message}
+        <span data-testid="log-modal-message">{message}</span>
         {log && (
           <>
             <div className="divider text-primary-content text-xs uppercase tracking-widest">

frontend/src/pages/Drawer.test.tsx

@@ -48,10 +48,10 @@ describe("Drawer Page", () => {
       </MemoryRouter>,
     );
 
-    expect(screen.getByText(/Drafts/i)).toBeInTheDocument();
-    expect(screen.getAllByText(/Kept/i).length).toBeGreaterThanOrEqual(1);
-    expect(screen.getByText(/Vault/i)).toBeInTheDocument();
-    expect(screen.getByText(/This drawer remains silent/i)).toBeInTheDocument();
+    expect(screen.getByTestId("drawer-section-drafts")).toBeInTheDocument();
+    expect(screen.getAllByTestId("drawer-section-title").length).toBeGreaterThanOrEqual(1);
+    expect(screen.getByTestId("drawer-section-vault")).toBeInTheDocument();
+    expect(screen.getByTestId("empty-drawer-message-drafts")).toBeInTheDocument();
   });
 
   it("renders the loading state", () => {
@@ -70,7 +70,7 @@ describe("Drawer Page", () => {
       </MemoryRouter>,
     );
 
-    expect(screen.getByText(/Opening your cabinet/i)).toBeInTheDocument();
+    expect(screen.getByTestId("drawer-loading-state")).toBeInTheDocument();
   });
 
   it("renders the authentication required modal when api requires auth", () => {
@@ -89,7 +89,7 @@ describe("Drawer Page", () => {
       </MemoryRouter>,
     );
 
-    expect(screen.getByText(/You've been away a while./i)).toBeInTheDocument();
+    expect(screen.getByTestId("passkey-modal-title")).toBeInTheDocument();
     expect(screen.getByPlaceholderText(/password/i)).toBeInTheDocument();
   });
 

frontend/src/pages/Drawer.tsx

@@ -68,7 +68,7 @@ export default function Drawer() {
                 {loading ? (
                     <div className="flex-1 flex flex-col items-center justify-center p-12 gap-4">
                         <span className="loading loading-ring loading-lg text-primary opacity-20"></span>
-            <span className="text-xxs uppercase tracking-widester font-sans text-base-content/20 animate-pulse">
+                        <span data-testid="drawer-loading-state" className="text-xxs uppercase tracking-widester font-sans text-base-content/20 animate-pulse">
                             Opening your cabinet...
                         </span>
                     </div>
@@ -90,6 +90,11 @@ export default function Drawer() {
                                     timestamp={formatRelativeDate(draft.updated_at)}
                                 />
                             ))}
+                            {drafts.length === 0 && (
+                                <p data-testid="empty-drawer-message-drafts" className="text-center text-base-content/20 mt-4">
+                                    This drawer remains silent
+                                </p>
+                            )}
                         </DrawerSection>
 
                         <DrawerSection
@@ -126,7 +131,7 @@ export default function Drawer() {
                                 />
                             ))}
                             {sent.length === 0 && (
-                <p className="text-center text-base-content/20 mt-4">
+                                <p className="empty-drawer-message-sent text-center text-base-content/20 mt-4">
                                     This drawer remains silent
                                 </p>
                             )}

frontend/src/pages/Editor.test.tsx

@@ -1,4 +1,4 @@
-import { fireEvent, render, screen, waitFor } from "@testing-library/react";
+import { fireEvent, render, screen, waitForElementToBeRemoved } from "@testing-library/react";
 import { HttpResponse, http } from "msw";
 import { MemoryRouter, Route, Routes } from "react-router-dom";
 import { beforeEach, describe, expect, it, vi } from "vitest";
@@ -79,9 +79,7 @@ describe("Editor Page", () => {
     );
 
     // Wait for initial load to complete
-    await waitFor(() => {
-      expect(screen.queryByText(/Opening your draft/i)).not.toBeInTheDocument();
-    });
+    await waitForElementToBeRemoved(() => screen.queryByTestId("opening-draft-overlay"));
 
     const canvas = screen.getByTestId("canvas");
     expect(canvas.getAttribute("data-readonly")).toBe("false");
@@ -107,9 +105,7 @@ describe("Editor Page", () => {
     fireEvent.click(confirmVaultBtn);
 
     // Wait for save to complete and check readOnly
-    await waitFor(() => {
-      expect(screen.getByText(/Your letter is saved/i)).toBeInTheDocument();
-    });
+    expect(await screen.findByTestId("save-success-toast")).toBeInTheDocument();
 
     expect(canvas.getAttribute("data-readonly")).toBe("true");
     expect(screen.getByLabelText(/recipient/i)).toBeDisabled();
@@ -140,9 +136,7 @@ describe("Editor Page", () => {
       </MemoryRouter>,
     );
 
-    await waitFor(() => {
-      expect(screen.queryByText(/Opening your draft/i)).not.toBeInTheDocument();
-    });
+    await waitForElementToBeRemoved(() => screen.queryByTestId("opening-draft-overlay"));
 
     const canvas = screen.getByTestId("canvas");
 
@@ -156,9 +150,7 @@ describe("Editor Page", () => {
     if (!secondarySealBtn) throw new Error("Secondary seal button not found");
     fireEvent.click(secondarySealBtn);
 
-    await waitFor(() => {
-      expect(screen.getByText(/Your letter is saved/i)).toBeInTheDocument();
-    });
+    expect(await screen.findByTestId("save-success-toast")).toBeInTheDocument();
 
     expect(canvas.getAttribute("data-readonly")).toBe("true");
     expect(screen.getByLabelText(/recipient/i)).toBeDisabled();

frontend/src/pages/Login.test.tsx

@@ -31,7 +31,7 @@ describe("Login Page", () => {
     await userEvent.type(screen.getByLabelText(/password/i), "password123");
     await userEvent.click(screen.getByRole("button", { name: /sign in/i }));
 
-    expect(await screen.findByText(/technical issues/i)).toBeInTheDocument();
+    expect(await screen.findByTestId("login-error-message")).toHaveTextContent(/technical issues/i);
   });
 
   it.each([
@@ -73,8 +73,8 @@ describe("Login Page", () => {
       >
         <Routes>
           <Route path="/login" element={<Login />} />
-          <Route path="/drawer" element={<div>Drawer</div>} />
-          <Route path="/read/:publicId" element={<div>Reader</div>} />
+          <Route path="/drawer" element={<div data-testid="drawer-page">Drawer</div>} />
+          <Route path="/read/:publicId" element={<div data-testid="reader-page">Reader</div>} />
         </Routes>
       </MemoryRouter>,
     );
@@ -83,6 +83,7 @@ describe("Login Page", () => {
     await userEvent.type(screen.getByLabelText(/password/i), "password123");
     await userEvent.click(screen.getByRole("button", { name: /sign in/i }));
 
-    expect(await screen.findByText(nextRoute)).toBeInTheDocument();
+    const expectedTestId = nextRoute.toLowerCase() === "drawer" ? "drawer-page" : "reader-page";
+    expect(await screen.findByTestId(expectedTestId)).toBeInTheDocument();
   });
 });

frontend/src/pages/Login.tsx

@@ -89,7 +89,7 @@ export default function Login() {
 
           {apiError && (
             <div className="alert alert-error text-xs py-2 rounded-md">
-              <span>{apiError}</span>
+              <span data-testid="login-error-message">{apiError}</span>
             </div>
           )}
 

frontend/src/pages/Reader.test.tsx

@@ -1,4 +1,4 @@
-import { render, screen, waitFor } from "@testing-library/react";
+import { render, screen } from "@testing-library/react";
 import { HttpResponse, http } from "msw";
 import { MemoryRouter, Route, Routes, useLocation } from "react-router-dom";
 import { beforeEach, describe, expect, it, vi } from "vitest";
@@ -76,9 +76,7 @@ describe("Reader Page", () => {
         </Routes>
       </MemoryRouter>,
     );
-    await waitFor(() => {
-      expect(screen.getByText(/Guest/i)).toBeInTheDocument();
-    });
+    expect(await screen.findByTestId("envelope-recipient")).toHaveTextContent(/Guest/i);
   });
 
   it("should display an error message if the server request fails", async () => {
@@ -100,8 +98,8 @@ describe("Reader Page", () => {
     );
 
     expect(
-      await screen.findByText(/Failed to load letter/i),
-    ).toBeInTheDocument();
+      await screen.findByTestId("log-modal-message"),
+    ).toHaveTextContent(/Failed to load letter/i);
   });
 
   it("should navigate to the login page with redirect url when the letter has no sharing key and the user is not logged in", async () => {