"""Test clicking elements inside TRUE cross-origin iframes (external domains)."""
import asyncio
import pytest
from browser_use.browser.profile import BrowserProfile, ViewportSize
from browser_use.browser.session import BrowserSession
from browser_use.tools.service import Tools
@pytest.fixture
async def browser_session():
"""Create browser session with cross-origin iframe support."""
session = BrowserSession(
browser_profile=BrowserProfile(
headless=True,
user_data_dir=None,
keep_alive=True,
window_size=ViewportSize(width=1920, height=1400),
cross_origin_iframes=True, # Enable cross-origin iframe extraction
)
)
await session.start()
yield session
await session.kill()
class TestTrueCrossOriginIframeClick:
"""Test clicking elements inside true cross-origin iframes."""
async def test_click_element_in_true_cross_origin_iframe(self, httpserver, browser_session: BrowserSession):
"""Verify that elements inside TRUE cross-origin iframes (example.com) can be clicked.
This test uses example.com which is a real external domain, testing actual cross-origin
iframe extraction and clicking via CDP target switching.
"""
# Create main page with TRUE cross-origin iframe pointing to example.com
main_html = """
True Cross-Origin Test
Main Page
"""
# Serve the main page
httpserver.expect_request('/true-cross-origin-test').respond_with_data(main_html, content_type='text/html')
url = httpserver.url_for('/true-cross-origin-test')
# Navigate to the page
await browser_session.navigate_to(url)
# Wait for cross-origin iframe to load (network request)
await asyncio.sleep(5)
# Get DOM state with cross-origin iframe extraction enabled
browser_state = await browser_session.get_browser_state_summary(
include_screenshot=False,
include_recent_events=False,
)
assert browser_state.dom_state is not None
state = browser_state.dom_state
print(f'\nš Found {len(state.selector_map)} total elements')
# Find elements from different targets
targets_found = set()
main_page_elements = []
cross_origin_elements = []
for idx, element in state.selector_map.items():
target_id = element.target_id
targets_found.add(target_id)
# Check if element is from cross-origin iframe (example.com)
# Look for links - example.com has a link to iana.org/domains/reserved
if element.attributes:
href = element.attributes.get('href', '')
element_id = element.attributes.get('id', '')
# example.com has a link to iana.org/domains/reserved
if 'iana.org' in href:
cross_origin_elements.append((idx, element))
print(f' ā Found cross-origin element: [{idx}] {element.tag_name} href={href}')
elif element_id == 'main-button':
main_page_elements.append((idx, element))
# Verify we found elements from at least 2 different targets
print(f'\nšÆ Found elements from {len(targets_found)} different CDP targets')
# Check if cross-origin iframe loaded
if len(targets_found) < 2:
print('ā ļø Warning: Cross-origin iframe did not create separate CDP target')
print(' This may indicate cross_origin_iframes feature is not working as expected')
pytest.skip('Cross-origin iframe did not create separate CDP target - skipping test')
if len(cross_origin_elements) == 0:
print('ā ļø Warning: No elements found from example.com iframe')
print(' Network may be restricted in CI environment')
pytest.skip('No elements extracted from example.com - skipping click test')
# Verify we found at least one element from the cross-origin iframe
assert len(cross_origin_elements) > 0, 'Expected to find at least one element from cross-origin iframe (example.com)'
# Try clicking the cross-origin element
print('\nš±ļø Testing Click on True Cross-Origin Iframe Element:')
tools = Tools()
link_idx, link_element = cross_origin_elements[0]
print(f' Attempting to click element [{link_idx}] from example.com iframe...')
try:
result = await tools.click(index=link_idx, browser_session=browser_session)
# Check for errors
if result.error:
pytest.fail(f'Click on cross-origin element [{link_idx}] failed with error: {result.error}')
if result.extracted_content and (
'not available' in result.extracted_content.lower() or 'failed' in result.extracted_content.lower()
):
pytest.fail(f'Click on cross-origin element [{link_idx}] failed: {result.extracted_content}')
print(f' ā Click succeeded on cross-origin element [{link_idx}]!')
print(' š True cross-origin iframe element clicking works!')
except Exception as e:
pytest.fail(f'Exception while clicking cross-origin element [{link_idx}]: {e}')
print('\nā Test passed: True cross-origin iframe elements can be clicked')