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tueit_Transkriptor/tests/test_llm.py
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Python

import pytest
from unittest.mock import AsyncMock, patch, MagicMock
@pytest.mark.asyncio
async def test_refine_calls_ollama():
from llm import OllamaClient
mock_response = MagicMock()
mock_response.json.return_value = {"response": "# Titel\n\nInhalt."}
mock_response.raise_for_status = MagicMock()
with patch("httpx.AsyncClient") as MockClient:
instance = MockClient.return_value.__aenter__.return_value
instance.post = AsyncMock(return_value=mock_response)
client = OllamaClient(base_url="http://localhost:11434")
result = await client.refine(
raw_text="Das ist ein test.",
instructions="Mach eine Zusammenfassung.",
model="gemma3:12b",
)
assert "Inhalt" in result
instance.post.assert_called_once()
@pytest.mark.asyncio
async def test_list_models_returns_list():
from llm import OllamaClient
mock_response = MagicMock()
mock_response.json.return_value = {"models": [{"name": "gemma3:12b"}, {"name": "mistral:7b"}]}
mock_response.raise_for_status = MagicMock()
with patch("httpx.AsyncClient") as MockClient:
instance = MockClient.return_value.__aenter__.return_value
instance.get = AsyncMock(return_value=mock_response)
client = OllamaClient(base_url="http://localhost:11434")
models = await client.list_models()
assert "gemma3:12b" in models
@pytest.mark.asyncio
async def test_identify_speakers_returns_dict():
import respx, httpx, json
from llm import OllamaClient
client = OllamaClient()
mapping = {"SPEAKER_00": "Thomas", "SPEAKER_01": "Möller"}
transcript_excerpt = "SPEAKER_00: Gut, Herr Möller.\nSPEAKER_01: Danke, Thomas."
with respx.mock:
respx.post("http://localhost:11434/api/generate").mock(
return_value=httpx.Response(200, json={"response": json.dumps(mapping)})
)
result = await client.identify_speakers(transcript_excerpt)
assert result == {"SPEAKER_00": "Thomas", "SPEAKER_01": "Möller"}
@pytest.mark.asyncio
async def test_identify_speakers_returns_empty_on_parse_failure():
import respx, httpx
from llm import OllamaClient
client = OllamaClient()
with respx.mock:
respx.post("http://localhost:11434/api/generate").mock(
return_value=httpx.Response(200, json={"response": "kein json hier"})
)
result = await client.identify_speakers("irgendwas")
assert result == {}
@pytest.mark.asyncio
async def test_summarize_returns_string():
import respx, httpx
from llm import OllamaClient
client = OllamaClient()
with respx.mock:
respx.post("http://localhost:11434/api/generate").mock(
return_value=httpx.Response(200, json={"response": "# Zusammenfassung\n\nKurzer Text."})
)
result = await client.summarize("Thomas: Hallo.\nMöller: Hi.", model="gemma3:12b")
assert "Zusammenfassung" in result