Add TmdbClient

test/app/clients/tmdb/TmdbClient.test.ts

@@ -0,0 +1,52 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
+import { TmdbClient } from '../../../../src/app/clients/tmdb/TmdbClient';
+
+describe('TmdbClient', () => {
+  const fetchMock = vi.fn();
+
+  beforeEach(() => {
+    vi.stubGlobal('fetch', fetchMock);
+    fetchMock.mockReset();
+  });
+
+  afterEach(() => {
+    vi.unstubAllGlobals();
+  });
+
+  it('searchMovie returns the first result mapped to a TMDbMovie', async () => {
+    fetchMock.mockResolvedValue({
+      ok: true,
+      status: 200,
+      text: async () =>
+        JSON.stringify({ results: [{ id: 438631, title: 'Dune', release_date: '2021-09-15' }] }),
+    });
+
+    const client = new TmdbClient('tmdb-key', 'https://api.themoviedb.org');
+    const result = await client.searchMovie('Dune', 2021);
+
+    expect(result).toEqual({ id: 438631, title: 'Dune', year: 2021 });
+    const [url] = fetchMock.mock.calls[0];
+    expect(url).toContain('/3/search/movie');
+    expect(url).toContain('query=Dune');
+    expect(url).toContain('year=2021');
+  });
+
+  it('searchMovie returns undefined when there are no results', async () => {
+    fetchMock.mockResolvedValue({ ok: true, status: 200, text: async () => JSON.stringify({ results: [] }) });
+
+    const client = new TmdbClient('tmdb-key', 'https://api.themoviedb.org');
+    const result = await client.searchMovie('Nonexistent');
+    expect(result).toBeUndefined();
+  });
+
+  it('getSimilar and getRecommendations hit the right paths', async () => {
+    fetchMock.mockResolvedValue({ ok: true, status: 200, text: async () => JSON.stringify({ results: [] }) });
+
+    const client = new TmdbClient('tmdb-key', 'https://api.themoviedb.org');
+    await client.getSimilar(438631);
+    await client.getRecommendations(438631);
+
+    expect(fetchMock.mock.calls[0][0]).toContain('/3/movie/438631/similar');
+    expect(fetchMock.mock.calls[1][0]).toContain('/3/movie/438631/recommendations');
+  });
+});