486 lines
17 KiB
Python
486 lines
17 KiB
Python
import time
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import pytest
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from fastapi import status
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from fastapi.testclient import TestClient
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from langflow.interface.custom.directory_reader.directory_reader import DirectoryReader
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from langflow.services.auth.utils import get_password_hash
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from langflow.services.database.models.api_key.model import ApiKey
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from langflow.services.database.utils import session_getter
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from langflow.services.deps import get_db_service, get_settings_service
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from langflow.template.frontend_node.chains import TimeTravelGuideChainNode
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def run_post(client, flow_id, headers, post_data):
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response = client.post(
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f"api/v1/process/{flow_id}",
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headers=headers,
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json=post_data,
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)
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assert response.status_code == 200, response.json()
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return response.json()
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# Helper function to poll task status
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def poll_task_status(client, headers, href, max_attempts=20, sleep_time=1):
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for _ in range(max_attempts):
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task_status_response = client.get(
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href,
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headers=headers,
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)
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if task_status_response.status_code == 200 and task_status_response.json()["status"] == "SUCCESS":
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return task_status_response.json()
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time.sleep(sleep_time)
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return None # Return None if task did not complete in time
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PROMPT_REQUEST = {
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"name": "string",
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"template": "string",
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"frontend_node": {
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"template": {},
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"description": "string",
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"base_classes": ["string"],
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"name": "",
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"display_name": "",
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"documentation": "",
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"custom_fields": {},
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"output_types": [],
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"field_formatters": {
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"formatters": {"openai_api_key": {}},
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"base_formatters": {
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"kwargs": {},
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"optional": {},
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"list": {},
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"dict": {},
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"union": {},
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"multiline": {},
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"show": {},
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"password": {},
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"default": {},
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"headers": {},
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"dict_code_file": {},
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"model_fields": {
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"MODEL_DICT": {
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"OpenAI": [
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"text-davinci-003",
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"text-davinci-002",
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"text-curie-001",
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"text-babbage-001",
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"text-ada-001",
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],
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"ChatOpenAI": [
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"gpt-4-turbo-preview",
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"gpt-4-0125-preview",
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"gpt-4-1106-preview",
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"gpt-4-vision-preview",
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"gpt-3.5-turbo-0125",
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"gpt-3.5-turbo-1106",
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],
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"Anthropic": [
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"claude-v1",
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"claude-v1-100k",
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"claude-instant-v1",
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"claude-instant-v1-100k",
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"claude-v1.3",
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"claude-v1.3-100k",
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"claude-v1.2",
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"claude-v1.0",
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"claude-instant-v1.1",
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"claude-instant-v1.1-100k",
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"claude-instant-v1.0",
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],
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"ChatAnthropic": [
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"claude-v1",
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"claude-v1-100k",
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"claude-instant-v1",
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"claude-instant-v1-100k",
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"claude-v1.3",
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"claude-v1.3-100k",
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"claude-v1.2",
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"claude-v1.0",
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"claude-instant-v1.1",
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"claude-instant-v1.1-100k",
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"claude-instant-v1.0",
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],
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}
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},
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},
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},
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},
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}
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@pytest.fixture
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def created_api_key(active_user):
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hashed = get_password_hash("random_key")
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api_key = ApiKey(
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name="test_api_key",
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user_id=active_user.id,
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api_key="random_key",
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hashed_api_key=hashed,
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)
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db_manager = get_db_service()
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with session_getter(db_manager) as session:
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if existing_api_key := session.query(ApiKey).filter(ApiKey.api_key == api_key.api_key).first():
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return existing_api_key
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session.add(api_key)
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session.commit()
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session.refresh(api_key)
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return api_key
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# def test_process_flow_invalid_api_key(client, flow, monkeypatch):
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# # Mock de process_graph_cached
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# from langflow.api.v1 import endpoints
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# from langflow.services.database.models.api_key import crud
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# settings_service = get_settings_service()
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# settings_service.auth_settings.AUTO_LOGIN = False
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# async def mock_process_graph_cached(*args, **kwargs):
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# return Result(result={}, session_id="session_id_mock")
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# def mock_update_total_uses(*args, **kwargs):
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# return created_api_key
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# monkeypatch.setattr(endpoints, "process_graph_cached", mock_process_graph_cached)
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# monkeypatch.setattr(crud, "update_total_uses", mock_update_total_uses)
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# headers = {"x-api-key": "invalid_api_key"}
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# post_data = {
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# "inputs": {"key": "value"},
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# "tweaks": None,
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# "clear_cache": False,
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# "session_id": None,
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# }
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# response = client.post(f"api/v1/process/{flow.id}", headers=headers, json=post_data)
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# assert response.status_code == 403
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# assert response.json() == {"detail": "Invalid or missing API key"}
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# def test_process_flow_invalid_id(client, monkeypatch, created_api_key):
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# async def mock_process_graph_cached(*args, **kwargs):
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# return Result(result={}, session_id="session_id_mock")
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# from langflow.api.v1 import endpoints
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# monkeypatch.setattr(endpoints, "process_graph_cached", mock_process_graph_cached)
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# api_key = created_api_key.api_key
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# headers = {"x-api-key": api_key}
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# post_data = {
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# "inputs": {"key": "value"},
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# "tweaks": None,
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# "clear_cache": False,
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# "session_id": None,
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# }
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# invalid_id = uuid.uuid4()
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# response = client.post(f"api/v1/process/{invalid_id}", headers=headers, json=post_data)
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# assert response.status_code == 404
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# assert f"Flow {invalid_id} not found" in response.json()["detail"]
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# def test_process_flow_without_autologin(client, flow, monkeypatch, created_api_key):
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# # Mock de process_graph_cached
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# from langflow.api.v1 import endpoints
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# from langflow.services.database.models.api_key import crud
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# settings_service = get_settings_service()
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# settings_service.auth_settings.AUTO_LOGIN = False
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# async def mock_process_graph_cached(*args, **kwargs):
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# return Result(result={}, session_id="session_id_mock")
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# def mock_process_graph_cached_task(*args, **kwargs):
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# return Result(result={}, session_id="session_id_mock")
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# # The task function is ran like this:
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# # if not self.use_celery:
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# # return None, await task_func(*args, **kwargs)
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# # if not hasattr(task_func, "apply"):
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# # raise ValueError(f"Task function {task_func} does not have an apply method")
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# # task = task_func.apply(args=args, kwargs=kwargs)
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# # result = task.get()
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# # return task.id, result
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# # So we need to mock the task function to return a task object
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# # and then mock the task object to return a result
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# # maybe a named tuple would be better here
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# task = namedtuple("task", ["id", "get"])
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# mock_process_graph_cached_task.apply = lambda *args, **kwargs: task(
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# id="task_id_mock", get=lambda: Result(result={}, session_id="session_id_mock")
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# )
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# def mock_update_total_uses(*args, **kwargs):
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# return created_api_key
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# monkeypatch.setattr(endpoints, "process_graph_cached", mock_process_graph_cached)
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# monkeypatch.setattr(crud, "update_total_uses", mock_update_total_uses)
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# monkeypatch.setattr(endpoints, "process_graph_cached_task", mock_process_graph_cached_task)
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# api_key = created_api_key.api_key
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# headers = {"x-api-key": api_key}
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# # Dummy POST data
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# post_data = {
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# "inputs": {"input": "value"},
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# "tweaks": None,
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# "clear_cache": False,
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# "session_id": None,
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# }
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# # Make the request to the FastAPI TestClient
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# response = client.post(f"api/v1/process/{flow.id}", headers=headers, json=post_data)
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# # Check the response
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# assert response.status_code == 200, response.json()
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# assert response.json()["result"] == {}, response.json()
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# assert response.json()["session_id"] == "session_id_mock", response.json()
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# def test_process_flow_fails_autologin_off(client, flow, monkeypatch):
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# # Mock de process_graph_cached
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# from langflow.api.v1 import endpoints
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# from langflow.services.database.models.api_key import crud
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# settings_service = get_settings_service()
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# settings_service.auth_settings.AUTO_LOGIN = False
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# async def mock_process_graph_cached(*args, **kwargs):
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# return Result(result={}, session_id="session_id_mock")
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# async def mock_update_total_uses(*args, **kwargs):
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# return created_api_key
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# monkeypatch.setattr(endpoints, "process_graph_cached", mock_process_graph_cached)
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# monkeypatch.setattr(crud, "update_total_uses", mock_update_total_uses)
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# headers = {"x-api-key": "api_key"}
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# # Dummy POST data
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# post_data = {
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# "inputs": {"key": "value"},
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# "tweaks": None,
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# "clear_cache": False,
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# "session_id": None,
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# }
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# # Make the request to the FastAPI TestClient
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# response = client.post(f"api/v1/process/{flow.id}", headers=headers, json=post_data)
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# # Check the response
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# assert response.status_code == 403, response.json()
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# assert response.json() == {"detail": "Invalid or missing API key"}
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def test_get_all(client: TestClient, logged_in_headers):
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response = client.get("api/v1/all", headers=logged_in_headers)
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assert response.status_code == 200
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settings = get_settings_service().settings
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dir_reader = DirectoryReader(settings.COMPONENTS_PATH[0])
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files = dir_reader.get_files()
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# json_response is a dict of dicts
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all_names = [component_name for _, components in response.json().items() for component_name in components]
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json_response = response.json()
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# We need to test the custom nodes
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assert len(all_names) > len(files)
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assert "ChatInput" in json_response["inputs"]
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assert "Prompt" in json_response["inputs"]
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assert "ChatOutput" in json_response["outputs"]
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def test_post_validate_code(client: TestClient):
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# Test case with a valid import and function
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code1 = """
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import math
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def square(x):
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return x ** 2
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"""
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response1 = client.post("api/v1/validate/code", json={"code": code1})
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assert response1.status_code == 200
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assert response1.json() == {"imports": {"errors": []}, "function": {"errors": []}}
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# Test case with an invalid import and valid function
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code2 = """
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import non_existent_module
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def square(x):
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return x ** 2
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"""
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response2 = client.post("api/v1/validate/code", json={"code": code2})
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assert response2.status_code == 200
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assert response2.json() == {
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"imports": {"errors": ["No module named 'non_existent_module'"]},
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"function": {"errors": []},
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}
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# Test case with a valid import and invalid function syntax
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code3 = """
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import math
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def square(x)
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return x ** 2
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"""
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response3 = client.post("api/v1/validate/code", json={"code": code3})
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assert response3.status_code == 200
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assert response3.json() == {
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"imports": {"errors": []},
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"function": {"errors": ["expected ':' (<unknown>, line 4)"]},
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}
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# Test case with invalid JSON payload
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response4 = client.post("api/v1/validate/code", json={"invalid_key": code1})
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assert response4.status_code == 422
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# Test case with an empty code string
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response5 = client.post("api/v1/validate/code", json={"code": ""})
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assert response5.status_code == 200
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assert response5.json() == {"imports": {"errors": []}, "function": {"errors": []}}
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# Test case with a syntax error in the code
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code6 = """
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import math
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def square(x)
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return x ** 2
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"""
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response6 = client.post("api/v1/validate/code", json={"code": code6})
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assert response6.status_code == 200
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assert response6.json() == {
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"imports": {"errors": []},
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"function": {"errors": ["expected ':' (<unknown>, line 4)"]},
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}
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VALID_PROMPT = """
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I want you to act as a naming consultant for new companies.
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Here are some examples of good company names:
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- search engine, Google
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- social media, Facebook
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- video sharing, YouTube
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The name should be short, catchy and easy to remember.
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What is a good name for a company that makes {product}?
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"""
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INVALID_PROMPT = "This is an invalid prompt without any input variable."
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def test_valid_prompt(client: TestClient):
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PROMPT_REQUEST["template"] = VALID_PROMPT
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response = client.post("api/v1/validate/prompt", json=PROMPT_REQUEST)
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assert response.status_code == 200
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assert response.json()["input_variables"] == ["product"]
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def test_invalid_prompt(client: TestClient):
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PROMPT_REQUEST["template"] = INVALID_PROMPT
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response = client.post(
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"api/v1/validate/prompt",
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json=PROMPT_REQUEST,
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)
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assert response.status_code == 200
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assert response.json()["input_variables"] == []
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@pytest.mark.parametrize(
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"prompt,expected_input_variables",
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[
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("{color} is my favorite color.", ["color"]),
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("The weather is {weather} today.", ["weather"]),
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("This prompt has no variables.", []),
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("{a}, {b}, and {c} are variables.", ["a", "b", "c"]),
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],
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)
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def test_various_prompts(client, prompt, expected_input_variables):
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TimeTravelGuideChainNode().to_dict()
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PROMPT_REQUEST["template"] = prompt
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response = client.post("api/v1/validate/prompt", json=PROMPT_REQUEST)
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assert response.status_code == 200
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assert response.json()["input_variables"] == expected_input_variables
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def test_get_vertices_flow_not_found(client, logged_in_headers):
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response = client.get("/api/v1/build/nonexistent_id/vertices", headers=logged_in_headers)
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assert response.status_code == 500 # Or whatever status code you've set for invalid ID
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def test_get_vertices(client, added_flow_with_prompt_and_history, logged_in_headers):
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flow_id = added_flow_with_prompt_and_history["id"]
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response = client.get(f"/api/v1/build/{flow_id}/vertices", headers=logged_in_headers)
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assert response.status_code == 200
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assert "ids" in response.json()
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# The response should contain the list in this order
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# ['ConversationBufferMemory-Lu2Nb', 'PromptTemplate-5Q0W8', 'ChatOpenAI-vy7fV', 'LLMChain-UjBh1']
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# The important part is before the - (ConversationBufferMemory, PromptTemplate, ChatOpenAI, LLMChain)
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ids = [_id.split("-")[0] for _id in response.json()["ids"]]
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assert ids == [
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"ChatOpenAI",
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"PromptTemplate",
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"ConversationBufferMemory",
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]
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def test_build_vertex_invalid_flow_id(client, logged_in_headers):
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response = client.post("/api/v1/build/nonexistent_id/vertices/vertex_id", headers=logged_in_headers)
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assert response.status_code == 500
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def test_build_vertex_invalid_vertex_id(client, added_flow_with_prompt_and_history, logged_in_headers):
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flow_id = added_flow_with_prompt_and_history["id"]
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response = client.post(f"/api/v1/build/{flow_id}/vertices/invalid_vertex_id", headers=logged_in_headers)
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assert response.status_code == 500
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def test_successful_run(client, starter_project, created_api_key):
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headers = {"x-api-key": created_api_key.api_key}
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flow_id = starter_project["id"]
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response = client.post(f"/api/v1/run/{flow_id}", headers=headers)
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assert response.status_code == status.HTTP_200_OK, response.text
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# Add more assertions here to validate the response content
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json_response = response.json()
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assert "outputs" in json_response
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outer_outputs = json_response["outputs"]
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assert len(outer_outputs) == 1
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outputs = outer_outputs[0]
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assert len(outputs) == 2
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keys = ["results", "artifacts", "messages"]
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for output in outputs:
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assert all(key in output for key in keys)
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output = outputs[0]
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result = output["results"]["result"]
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assert result == "Write a press release \n\n- Cars\n- Bottle\n\n\nAnswer:\n\n"
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assert "session_id" in json_response
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def test_run_with_inputs_and_outputs(client, starter_project, created_api_key):
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headers = {"x-api-key": created_api_key.api_key}
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flow_id = starter_project["id"]
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payload = {
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"inputs": [{"components": ["component1"], "input_value": "value1"}],
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"outputs": ["Component Name", "component_id"],
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}
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response = client.post(f"/api/v1/run/{flow_id}", json=payload, headers=headers)
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assert response.status_code == status.HTTP_200_OK
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# Validate the response structure and content
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def test_invalid_flow_id(client, created_api_key):
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headers = {"x-api-key": created_api_key.api_key}
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flow_id = "invalid-flow-id"
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response = client.post(f"/api/v1/run/{flow_id}", headers=headers)
|
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assert response.status_code == status.HTTP_404_NOT_FOUND
|
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# Check if the error detail is as expected
|