crawl4ai/tests/async/test_performance.py
2025-01-13 19:19:58 +08:00

80 lines
2.5 KiB
Python

import os
import sys
import pytest
import time
# Add the parent directory to the Python path
parent_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.append(parent_dir)
from crawl4ai.async_webcrawler import AsyncWebCrawler
@pytest.mark.asyncio
async def test_crawl_speed():
async with AsyncWebCrawler(verbose=True) as crawler:
url = "https://www.nbcnews.com/business"
start_time = time.time()
result = await crawler.arun(url=url, bypass_cache=True)
end_time = time.time()
assert result.success
crawl_time = end_time - start_time
print(f"Crawl time: {crawl_time:.2f} seconds")
assert crawl_time < 10, f"Crawl took too long: {crawl_time:.2f} seconds"
@pytest.mark.asyncio
async def test_concurrent_crawling_performance():
async with AsyncWebCrawler(verbose=True) as crawler:
urls = [
"https://www.nbcnews.com/business",
"https://www.example.com",
"https://www.python.org",
"https://www.github.com",
"https://www.stackoverflow.com",
]
start_time = time.time()
results = await crawler.arun_many(urls=urls, bypass_cache=True)
end_time = time.time()
total_time = end_time - start_time
print(f"Total time for concurrent crawling: {total_time:.2f} seconds")
assert all(result.success for result in results)
assert len(results) == len(urls)
assert (
total_time < len(urls) * 5
), f"Concurrent crawling not significantly faster: {total_time:.2f} seconds"
@pytest.mark.asyncio
async def test_crawl_speed_with_caching():
async with AsyncWebCrawler(verbose=True) as crawler:
url = "https://www.nbcnews.com/business"
start_time = time.time()
result1 = await crawler.arun(url=url, bypass_cache=True)
end_time = time.time()
first_crawl_time = end_time - start_time
start_time = time.time()
result2 = await crawler.arun(url=url, bypass_cache=False)
end_time = time.time()
second_crawl_time = end_time - start_time
assert result1.success and result2.success
print(f"First crawl time: {first_crawl_time:.2f} seconds")
print(f"Second crawl time (cached): {second_crawl_time:.2f} seconds")
assert (
second_crawl_time < first_crawl_time / 2
), "Cached crawl not significantly faster"
if __name__ == "__main__":
pytest.main([__file__, "-v"])