egregoros compat

src/lib/api/client.test.ts

@@ -0,0 +1,74 @@
+import { afterEach, describe, expect, it, vi } from 'vitest'
+import { ApiClient } from './client'
+
+function response(body: unknown, status = 200, headers: Record<string, string> = {}): Response {
+  return new Response(JSON.stringify(body), {
+    status,
+    headers: { 'Content-Type': 'application/json', ...headers },
+  })
+}
+
+afterEach(() => {
+  vi.unstubAllGlobals()
+})
+
+describe('ApiClient Egregoros compatibility', () => {
+  it('refreshes an expired bearer token once and retries the request', async () => {
+    const refreshToken = vi.fn().mockResolvedValue('fresh-token')
+    const fetchMock = vi
+      .fn()
+      .mockResolvedValueOnce(response({ error: 'Invalid or expired token' }, 401))
+      .mockResolvedValueOnce(response({ id: 'alice' }))
+    vi.stubGlobal('fetch', fetchMock)
+    const client = new ApiClient('egregoros.example', 'expired-token', refreshToken)
+
+    await expect(client.get('/api/v1/accounts/verify_credentials')).resolves.toEqual({
+      id: 'alice',
+    })
+
+    expect(refreshToken).toHaveBeenCalledOnce()
+    expect((fetchMock.mock.calls[0][1].headers as Headers).get('Authorization')).toBe(
+      'Bearer expired-token',
+    )
+    expect((fetchMock.mock.calls[1][1].headers as Headers).get('Authorization')).toBe(
+      'Bearer fresh-token',
+    )
+  })
+
+  it('does not invent a next page when the server supplied only a prev link', async () => {
+    vi.stubGlobal(
+      'fetch',
+      vi.fn().mockResolvedValue(
+        response(
+          [{ id: 'newest' }, { id: 'oldest' }],
+          200,
+          {
+            Link: '<https://egregoros.example/api/v1/timelines/public?since_id=newest>; rel="prev"',
+          },
+        ),
+      ),
+    )
+
+    const page = await new ApiClient('egregoros.example').page<{ id: string }>(
+      '/api/v1/timelines/public',
+      { limit: 20 },
+    )
+
+    expect(page.links.sinceId).toBe('newest')
+    expect(page.links.maxId).toBeUndefined()
+  })
+
+  it('derives a next cursor only for a full page when Link was stripped entirely', async () => {
+    vi.stubGlobal(
+      'fetch',
+      vi.fn().mockResolvedValue(response([{ id: 'newest' }, { id: 'oldest' }])),
+    )
+
+    const page = await new ApiClient('egregoros.example').page<{ id: string }>(
+      '/api/v1/timelines/public',
+      { limit: 2 },
+    )
+
+    expect(page.links.maxId).toBe('oldest')
+  })
+})