Добавлено описание проекта PVideoDl, включая функциональность, стек технологий, архитектуру, инструкции по запуску и API. Обновлён README.md для лучшего понимания проекта.

tests/test_api.py

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+import tempfile
+from pathlib import Path
+
+import pytest
+from httpx import ASGITransport, AsyncClient
+
+from app.core.events import EventBus
+from app.core.queue import DownloadQueue
+from app.core.storage import SqliteStorage
+from app.main import create_app
+
+
+@pytest.fixture
+async def client():
+    """Приложение без воркеров и lifespan — состояние подкладываем вручную,
+    чтобы тесты роутов не качали реальные файлы."""
+    app = create_app()
+    storage = SqliteStorage(Path(tempfile.mkdtemp()) / "test.db")
+    await storage.init()
+    app.state.storage = storage
+    app.state.queue = DownloadQueue()
+    app.state.events = EventBus()
+
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as c:
+        yield c, app
+    await storage.close()
+
+
+async def test_create_and_list(client):
+    c, app = client
+    resp = await c.post("/api/downloads", json={"urls": ["https://e.com/a.zip", "https://e.com/b.zip"]})
+    assert resp.status_code == 201
+    created = resp.json()
+    assert len(created) == 2
+    assert app.state.queue.qsize() == 2
+
+    resp = await c.get("/api/downloads")
+    assert resp.status_code == 200
+    assert len(resp.json()) == 2
+
+
+async def test_create_empty_rejected(client):
+    c, _ = client
+    resp = await c.post("/api/downloads", json={"urls": ["  ", ""]})
+    assert resp.status_code == 400
+
+
+async def test_create_validation_requires_urls(client):
+    c, _ = client
+    resp = await c.post("/api/downloads", json={"urls": []})
+    assert resp.status_code == 422  # min_length=1
+
+
+async def test_delete(client):
+    c, _ = client
+    created = (await c.post("/api/downloads", json={"urls": ["https://e.com/a.zip"]})).json()
+    did = created[0]["id"]
+    assert (await c.delete(f"/api/downloads/{did}")).status_code == 204
+    assert (await c.delete(f"/api/downloads/{did}")).status_code == 404
+
+
+async def test_health(client):
+    c, _ = client
+    resp = await c.get("/api/health")
+    assert resp.status_code == 200 and resp.json()["status"] == "ok"