If an instance of virt-manager is open when running UI tests, they will
reuse it and will fail on the first action or check with completely
non-descriptive message. We can catch errors when initially acquiring
the window and provide a better error message.
Signed-off-by: Povilas Kanapickas <povilas@xxxxxxxx>
---
tests/uitests/utils.py | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/tests/uitests/utils.py b/tests/uitests/utils.py
index b9c3c62c..c701d330 100644
--- a/tests/uitests/utils.py
+++ b/tests/uitests/utils.py
@@ -22,6 +22,7 @@ class UITestCase(unittest.TestCase):
"""
def setUp(self):
self.app = VMMDogtailApp(tests.utils.URIs.test_full)
+
def tearDown(self):
self.app.stop()
@@ -364,8 +365,15 @@ class VMMDogtailApp(object):
cmd += extra_opts
self._proc = subprocess.Popen(cmd, stdout=stdout, stderr=stderr)
- self._root = dogtail.tree.root.application("virt-manager")
- self._topwin = self._root.find(None, "(frame|dialog|alert)")
+
+ try:
+ self._root = dogtail.tree.root.application("virt-manager")
+ self._topwin = self._root.find(None, "(frame|dialog|alert)")
+ except RuntimeError:
+ msg = "Could not access the top virt-manager window. Maybe " \
+ "another instance of virt-manager is active? Please close it " \
+ "before running tests"
+ raise RuntimeError(msg)
def stop(self):
"""
--
2.17.1
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