[py] Add time sleep

Author: cgoldberg

py/test/selenium/webdriver/common/bidi_network_tests.py

@@ -15,6 +15,8 @@
 # specific language governing permissions and limitations
 # under the License.
 
+import time
+
 import pytest
 
 from selenium.common.exceptions import WebDriverException
@@ -115,6 +117,7 @@ def callback(request: Request):
     driver.network.add_request_handler("before_request", callback)
     url = pages.url("data_url.html")
     driver.browsing_context.navigate(context=driver.current_window_handle, url=url, wait=ReadinessState.COMPLETE)
+    time.sleep(1)  # give callback time to complete
     assert driver.find_element(By.ID, "data-url-image").is_displayed()
     assert len(data_requests) > 0, "BiDi event not captured"
     assert len(exceptions) == 0, "Exception raised when continuing request in callback"