Fix stale element error with Frames

* Update tests

https://trello.com/c/gq2FNoN6/751-python-latest-version-402-getting-stale-element-reference

Author: eirenik0

eyes_selenium/applitools/selenium/frames.py

@@ -55,7 +55,7 @@ def return_to_original_overflow(self, driver):
 
     def _scroll_root_element(self, driver):
         scroll_root = self.scroll_root_element
-        if scroll_root is None:
+        if scroll_root is None or not scroll_root.is_attached_to_page:
             logger.debug("no scroll root element. selecting default.")
             scroll_root = driver.find_element_by_tag_name("html")
         return scroll_root

eyes_selenium/applitools/selenium/webelement.py

@@ -3,6 +3,7 @@
 import math
 import typing as tp
 
+from selenium.common.exceptions import WebDriverException
 from selenium.webdriver.common.by import By
 
 from applitools.common import logger
@@ -147,6 +148,14 @@ def bounds(self):
     def location(self):
         return self._element.location
 
+    @property
+    def is_attached_to_page(self):
+        try:
+            self.location
+            return True
+        except WebDriverException:
+            return False
+
     @property
     def size(self):
         return self._element.size

tests/functional/eyes_selenium/selenium/test_client_sites.py

@@ -40,9 +40,8 @@ def test_w3schools_iframe(eyes, driver):
 
 
 @pytest.mark.platform("Linux")
+@pytest.mark.eyes(stitch_mode=StitchMode.CSS, force_full_page_screenshot=True)
 def test_omnicomprgroup(eyes, driver):
-    eyes.stitch_mode = StitchMode.CSS
-    eyes.force_full_page_screenshot = True
     driver = eyes.open(
         driver, "Python SDK", "TestOmnicomprgroup_FPS", {"width": 800, "height": 600}
     )
@@ -52,9 +51,8 @@ def test_omnicomprgroup(eyes, driver):
 
 
 @pytest.mark.platform("Linux")
+@pytest.mark.eyes(stitch_mode=StitchMode.CSS, force_full_page_screenshot=True)
 def test_nationalgeographic(eyes, driver):
-    eyes.stitch_mode = StitchMode.CSS
-    eyes.force_full_page_screenshot = True
     driver = eyes.open(
         driver,
         "Python SDK",
@@ -69,10 +67,9 @@ def test_nationalgeographic(eyes, driver):
 
 
 @pytest.mark.platform("Linux")
+@pytest.mark.eyes(send_dom=False, stitch_mode=StitchMode.CSS)
 def test_zachs_app(eyes, driver):
     driver.get("https://www.goodrx.com/xarelto/what-is")
-    eyes.stitch_mode = StitchMode.CSS
-    eyes.send_dom = False
     eyes.open(
         driver,
         app_name="Zachs Python app",
@@ -86,3 +83,15 @@ def test_zachs_app(eyes, driver):
     eyes.check("warnings", Target.region(warnings_ele).fully())
 
     eyes.close()
+
+
+@pytest.mark.eyes(
+    hide_scrollbars=True, stitch_mode=StitchMode.Scroll, wait_before_screenshots=1
+)
+def test_duo_v3_default(eyes, driver):
+    driver.get(
+        "http://front-end-testing.appspot.com/duo_v3_default/[email protected]"
+    )
+    driver = eyes.open(driver, "region", "test region", {"width": 1000, "height": 800})
+    eyes.check("Frame", Target.frame(driver.find_element_by_id("duo_iframe")))
+    eyes.close()