Possible example of errors not showing

lib/galaxy/selenium/navigation.yml

@@ -89,6 +89,11 @@ change_user_address:
       type: xpath
       selector: '//span[contains(text(), "Insert Address")]'
 
+sign_out:
+  selectors:
+    cancel_button: '.modal-footer .buttons #button-0'
+    sign_out_button: '.modal-footer .buttons #button-0'
+
 history_panel:
   menu:
     labels:

lib/galaxy_test/selenium/test_sign_out.py

@@ -1,3 +1,4 @@
+import time
 from .framework import (
     selenium_test,
     SeleniumTestCase
@@ -12,11 +13,17 @@ class SignOutTestCase(SeleniumTestCase):
         self.click_masthead_user()
         self.components.masthead.preferences.wait_for_and_click()
         self.components.preferences.sign_out.wait_for_and_click()
-        cancel_button = self.driver.find_element_by_xpath("//button[@id='button-0']")
-        cancel_button.click()
+        #Testing of the cancel button
+        time.sleep(5)
+        self.components.sign_out.cancel_button.wait_for_and_click()
+        time.sleep(10) #Giving time to click cancel and go back to user preferences (not happening, and no error)
         assert self.is_logged_in()
         new_email = self.driver.find_element_by_id("user-preferences-current-email").text
         self.assertTrue(email == new_email)
-        signout_button = self.driver.find_element_by_xpath("//button[@id='button-1']")
-        signout_button.click()
-        assert not self.is_logged_in()
+        #Testing of the sign out button
+        self.components.preferences.sign_out.wait_for_and_click()
+        time.sleep(5)
+        self.components.sign_out.sign_out_button.wait_for_and_click()
+        time.sleep(10) # Enough time to see a log out screen and redirection
+        # assert not self.is_logged_in() # Error only shows here, but should had been trigger in line 17
+        time.sleep(5)