feat: complete production-quality Model Router AI traffic control platform

backend/tests/test_providers.py

@@ -0,0 +1,21 @@
+import pytest
+from app.providers.mock_provider import MockProvider
+
+
+@pytest.mark.asyncio
+async def test_mock_provider_generate():
+    provider = MockProvider()
+    resp = await provider.generate("Write a quick Python sort function", model_id="mock-fast")
+    assert resp.is_mock is True
+    assert "DEMO/MOCK" in resp.content
+    assert resp.input_tokens > 0
+    assert resp.output_tokens > 0
+    assert resp.provider_latency_ms > 0
+
+
+@pytest.mark.asyncio
+async def test_mock_provider_health():
+    provider = MockProvider()
+    health = await provider.check_health()
+    assert health["status"] == "CONNECTED"
+    assert "mock-fast" in health["models_available"]