[virt-tools-list] [PATCH 03/10] uitests: Don't fail when running on older libvirt versions

[Povilas Kanapickas]

Instead of completely failing test when older libvirt is used, we can
verify the error message instead.

Signed-off-by: Povilas Kanapickas <povilas at radix.lt>
---
 tests/uitests/addhardware.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/tests/uitests/addhardware.py b/tests/uitests/addhardware.py
index ae5e1153..541752bf 100644
--- a/tests/uitests/addhardware.py
+++ b/tests/uitests/addhardware.py
@@ -27,6 +27,19 @@ class AddHardware(uiutils.UITestCase):
         uiutils.check_in_loop(lambda: tab.showing)
         return tab
 
+    def _cancel_hw_change_if_config_unsupported(self, addhw_window, alert_msg):
+        try:
+            alert = self.app.root.find("vmm dialog", "alert")
+        except Exception:
+            return  # no alert, ignore
+
+        # Verify that the found alert is the actual alert we expected
+        alert.find_fuzzy("Error adding device", "label")
+        alert.find_fuzzy(alert_msg, "label")
+        alert.find("Close", "push button").click()
+        uiutils.check_in_loop(lambda: alert.dead)
+
+        addhw_window.find("Cancel", "push button").click()
 
     ##############
     # Test cases #
@@ -533,6 +546,8 @@ class AddHardware(uiutils.UITestCase):
         tab.find("Passthrough", "menu item").click()
         tab.find("Device Path:", "text").text = "/tmp/foo"
         finish.click()
+        self._cancel_hw_change_if_config_unsupported(addhw,
+            'Unknown TPM frontend model')  # TPM supported since libvirt 4.5
         uiutils.check_in_loop(lambda: details.active)
 
         # Add RNG
-- 
2.17.1