langflow/src/backend/tests/unit/test_initial_setup.py
2024-07-31 13:43:00 +00:00

146 lines
5.9 KiB
Python

from datetime import datetime
from pathlib import Path
import pytest
from sqlmodel import select
from langflow.custom.directory_reader.utils import build_custom_component_list_from_path
from langflow.initial_setup.setup import (
STARTER_FOLDER_NAME,
get_project_data,
load_starter_projects,
update_projects_components_with_latest_component_versions,
)
from langflow.interface.types import aget_all_types_dict
from langflow.services.database.models.folder.model import Folder
from langflow.services.deps import session_scope
def test_load_starter_projects():
projects = load_starter_projects()
assert isinstance(projects, list)
assert all(isinstance(project[1], dict) for project in projects)
assert all(isinstance(project[0], Path) for project in projects)
def test_get_project_data():
projects = load_starter_projects()
for _, project in projects:
(
project_name,
project_description,
project_is_component,
updated_at_datetime,
project_data,
project_icon,
project_icon_bg_color,
) = get_project_data(project)
assert isinstance(project_name, str)
assert isinstance(project_description, str)
assert isinstance(project_is_component, bool)
assert isinstance(updated_at_datetime, datetime)
assert isinstance(project_data, dict)
assert isinstance(project_icon, str) or project_icon is None
assert isinstance(project_icon_bg_color, str) or project_icon_bg_color is None
@pytest.mark.asyncio
async def test_create_or_update_starter_projects():
with session_scope() as session:
# Get the number of projects returned by load_starter_projects
num_projects = len(load_starter_projects())
# Get the number of projects in the database
folder = session.exec(select(Folder).where(Folder.name == STARTER_FOLDER_NAME)).first()
assert folder is not None
num_db_projects = len(folder.flows)
# Check that the number of projects in the database is the same as the number of projects returned by load_starter_projects
assert num_db_projects == num_projects
# Some starter projects require integration
# @pytest.mark.asyncio
# async def test_starter_projects_can_run_successfully(client):
# with session_scope() as session:
# # Run the function to create or update projects
# create_or_update_starter_projects()
# # Get the number of projects returned by load_starter_projects
# num_projects = len(load_starter_projects())
# # Get the number of projects in the database
# num_db_projects = session.exec(select(func.count(Flow.id)).where(Flow.folder == STARTER_FOLDER_NAME)).one()
# # Check that the number of projects in the database is the same as the number of projects returned by load_starter_projects
# assert num_db_projects == num_projects
# # Get all the starter projects
# projects = session.exec(select(Flow).where(Flow.folder == STARTER_FOLDER_NAME)).all()
# graphs: list[tuple[str, Graph]] = []
# for project in projects:
# # Add tweaks to make file_path work
# tweaks = {"path": __file__}
# graph_data = process_tweaks(project.data, tweaks)
# graph_object = Graph.from_payload(graph_data, flow_id=project.id)
# graphs.append((project.name, graph_object))
# assert len(graphs) == len(projects)
# for name, graph in graphs:
# outputs = await graph.arun(
# inputs={},
# outputs=[],
# session_id="test",
# )
# assert all(isinstance(output, RunOutputs) for output in outputs), f"Project {name} error: {outputs}"
# delete_messages(session_id="test")
def find_componeny_by_name(components, name):
for category, children in components.items():
if name in children:
return children[name]
raise ValueError(f"Component {name} not found in components")
def set_value(component, input_name, value):
component["template"][input_name]["value"] = value
def component_to_node(id, type, component):
return {"id": type + id, "data": {"node": component, "type": type, "id": id}}
def add_edge(input, output, from_output, to_input):
return {
"source": input,
"target": output,
"data": {
"sourceHandle": {"dataType": "ChatInput", "id": input, "name": from_output, "output_types": ["Message"]},
"targetHandle": {"fieldName": to_input, "id": output, "inputTypes": ["Message"], "type": "str"},
},
}
@pytest.mark.asyncio
async def test_refresh_starter_projects():
data_path = str(Path(__file__).parent.parent.parent.absolute() / "base" / "langflow" / "components")
components = build_custom_component_list_from_path(data_path)
chat_input = find_componeny_by_name(components, "ChatInput")
chat_output = find_componeny_by_name(components, "ChatOutput")
chat_output["template"]["code"]["value"] = "changed !"
del chat_output["template"]["should_store_message"]
graph_data = {
"nodes": [
component_to_node("chat-input-1", "ChatInput", chat_input),
component_to_node("chat-output-1", "ChatOutput", chat_output),
],
"edges": [add_edge("ChatInput" + "chat-input-1", "ChatOutput" + "chat-output-1", "message", "input_value")],
}
all_types = await aget_all_types_dict([data_path])
new_change = update_projects_components_with_latest_component_versions(graph_data, all_types)
assert graph_data["nodes"][1]["data"]["node"]["template"]["code"]["value"] == "changed !"
assert new_change["nodes"][1]["data"]["node"]["template"]["code"]["value"] != "changed !"
assert "should_store_message" not in graph_data["nodes"][1]["data"]["node"]["template"]
assert "should_store_message" in new_change["nodes"][1]["data"]["node"]["template"]