Scrapegraph-ai/tests/nodes/robot_node_test.py
Marco Vinciguerra dc0a138a7e run pre commit
2025-01-12 16:35:31 +01:00

86 lines
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Python

from unittest.mock import MagicMock
import pytest
from langchain_community.chat_models import ChatOllama
from scrapegraphai.nodes import RobotsNode
@pytest.fixture
def mock_llm_model():
mock_model = MagicMock()
mock_model.model = "ollama/llama3"
mock_model.__call__ = MagicMock(return_value=["yes"])
return mock_model
@pytest.fixture
def robots_node(mock_llm_model):
return RobotsNode(
input="url",
output=["is_scrapable"],
node_config={"llm_model": mock_llm_model, "headless": False},
)
def test_robots_node_scrapable(robots_node):
state = {"url": "https://perinim.github.io/robots.txt"}
# Mocking AsyncChromiumLoader to return a fake robots.txt content
robots_node.AsyncChromiumLoader = MagicMock(
return_value=MagicMock(load=MagicMock(return_value="User-agent: *\nAllow: /"))
)
# Execute the node
result_state, result = robots_node.execute(state)
# Check the updated state
assert result_state["is_scrapable"] == "yes"
assert result == ("is_scrapable", "yes")
def test_robots_node_not_scrapable(robots_node):
state = {"url": "https://twitter.com/home"}
# Mocking AsyncChromiumLoader to return a fake robots.txt content
robots_node.AsyncChromiumLoader = MagicMock(
return_value=MagicMock(
load=MagicMock(return_value="User-agent: *\nDisallow: /")
)
)
# Mock the LLM response to return "no"
robots_node.llm_model.__call__.return_value = ["no"]
# Execute the node and expect a ValueError because force_scraping is False by default
with pytest.raises(ValueError):
robots_node.execute(state)
def test_robots_node_force_scrapable(robots_node):
state = {"url": "https://twitter.com/home"}
# Mocking AsyncChromiumLoader to return a fake robots.txt content
robots_node.AsyncChromiumLoader = MagicMock(
return_value=MagicMock(
load=MagicMock(return_value="User-agent: *\nDisallow: /")
)
)
# Mock the LLM response to return "no"
robots_node.llm_model.__call__.return_value = ["no"]
# Set force_scraping to True
robots_node.force_scraping = True
# Execute the node
result_state, result = robots_node.execute(state)
# Check the updated state
assert result_state["is_scrapable"] == "no"
assert result == ("is_scrapable", "no")
if __name__ == "__main__":
pytest.main()