Fix blocking fingerprinters

Author: soncuteanca

tests/security_and_privacy/test_blocking_fingerprinters.py

@@ -1,7 +1,10 @@
+import time
+
 import pytest
 from selenium.webdriver import Firefox
 
 from modules.browser_object_navigation import Navigation
+from modules.browser_object_tabbar import TabBar
 from modules.browser_object_tracker_panel import TrackerPanel
 from modules.page_object_generics import GenericPage
 from modules.page_object_prefs import AboutPrefs
@@ -23,21 +26,30 @@ def test_blocking_fingerprinter(
     """
     C446404: Blocking Fingerprinters
     """
-    # instantiate objects
+    # Instantiate objects
     about_prefs_privacy.open()
     tracker_panel = TrackerPanel(driver)
     tracking_page = GenericPage(driver, url=FINGERPRINTERS_URL)
+    tabs = TabBar(driver)
 
     # Select custom option and keep just known fingerprinters checked
     about_prefs_privacy.select_trackers_to_block("known-fingerprints-checkbox")
 
-    # Access url and click on the shield icon and verify that known fingerprinters are blocked
+    # Switch to and new tab and access url snd verify the shield icon
+    tabs.new_tab_by_button()
+    tabs.wait_for_num_tabs(2)
+    tabs.switch_to_new_tab()
+
     tracking_page.open()
     tracker_panel.wait_for_blocked_tracking_icon(nav, tracking_page)
 
+    # Open the tracker panel and verify fingerprinters are visible
     nav.open_tracker_panel()
-    nav.element_visible("known-fingerprints")
 
-    # Click on fingerprinters and check if subpanel is correctly displayed
-    nav.click_on("known-fingerprints")
+    time.sleep(3)  # no wait condition do the trick, bug 1974080
+
+    # Click on fingerprinters
+    tracker_panel.click_on("tracking-finger-prints")
+
+    # Check if the subpanel is displayed with the expected title
     nav.element_visible("fingerprints-blocked-subpanel")