test(web): cover extracted shell contracts

Refs #247

Co-Authored-By: OpenAI Codex <codex@openai.com>

web/src/app/routes.test.tsx

@@ -0,0 +1,46 @@
+import { afterEach, describe, expect, it } from 'vitest';
+import {
+  routeById,
+  routeFromLocation
+} from './routes';
+
+describe('app route matching', () => {
+  afterEach(() => {
+    window.history.replaceState(null, '', '/app');
+  });
+
+  it('returns one stable route object across sibling allowSubPaths locations', () => {
+    const playoutsRoute = routeById.get('playouts');
+
+    window.history.replaceState(null, '', '/app/playouts/20/alternate-schedules');
+    const alternateSchedules = routeFromLocation();
+
+    window.history.replaceState(null, '', '/app/playouts/20/templates');
+    const templates = routeFromLocation();
+
+    expect(alternateSchedules).toBe(playoutsRoute);
+    expect(templates).toBe(playoutsRoute);
+    expect(templates).toBe(alternateSchedules);
+  });
+
+  it('ignores the query string while preserving the route object', () => {
+    const searchRoute = routeById.get('search');
+
+    window.history.replaceState(null, '', '/app/search?query=alpha');
+    const firstQuery = routeFromLocation();
+
+    window.history.replaceState(null, '', '/app/search?query=beta');
+    const secondQuery = routeFromLocation();
+
+    expect(firstQuery).toBe(searchRoute);
+    expect(secondQuery).toBe(searchRoute);
+  });
+
+  it('normalizes a trailing slash and rejects an unowned path', () => {
+    window.history.replaceState(null, '', '/app/channels/');
+    expect(routeFromLocation()).toBe(routeById.get('channels'));
+
+    window.history.replaceState(null, '', '/app/channels/42');
+    expect(routeFromLocation()).toBeNull();
+  });
+});

web/src/screens/SchedulesScreen.test.tsx

@@ -1,5 +1,6 @@
 import { cleanup, fireEvent, render, screen, waitFor, within } from '@testing-library/react';
 import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
+import { PrimaryActionProvider, usePrimaryActionHandler } from '../primaryAction';
 import { SchedulesScreen } from './SchedulesScreen';
 
 function jsonResponse(body: unknown, status = 200): Response {
@@ -157,6 +158,11 @@ async function renderReady(options: MockOptions = {}) {
   return handle;
 }
 
+function SchedulesPrimaryActionButton() {
+  const handler = usePrimaryActionHandler('schedules');
+  return <button type="button" disabled={!handler} onClick={handler}>TopBar action</button>;
+}
+
 describe('SchedulesScreen — load', () => {
   it('renders the lineup for the active schedule', async () => {
     await renderReady();
@@ -438,10 +444,19 @@ describe('SchedulesScreen — schedule CRUD', () => {
     await waitFor(() => expect(handle.requests.some((r) => r.url === '/api/v1/schedules/99/items')).toBe(true));
   });
 
-  it('responds to the TopBar primary-action event by opening create', async () => {
-    await renderReady();
-    window.dispatchEvent(new CustomEvent('ctv:primary-action', { detail: 'schedules' }));
-    await waitFor(() => expect(screen.getByRole('dialog')).toBeTruthy());
+  it('registers the TopBar primary action to open create', async () => {
+    mockApi();
+    render(
+      <PrimaryActionProvider>
+        <SchedulesPrimaryActionButton />
+        <SchedulesScreen />
+      </PrimaryActionProvider>
+    );
+    await waitFor(() => expect(screen.getByLabelText('Schedule lineup')).toBeTruthy());
+
+    fireEvent.click(screen.getByRole('button', { name: 'TopBar action' }));
+
+    expect(screen.getByRole('dialog')).toBeTruthy();
     expect(within(screen.getByRole('dialog')).getByLabelText('Name')).toBeTruthy();
   });