[3095] Assert that the traceback file was generated first

diff --git a/src/lib/python/isc/util/tests/traceback_handler_test.py b/src/lib/python/isc/util/tests/traceback_handler_test.py
index 728b0b9b467da0fe0f1b1915aad010d76d952c20..31b094a6efafda3f78eb23b8aa32df44cef4e3e7 100644 (file)
--- a/src/lib/python/isc/util/tests/traceback_handler_test.py
+++ b/src/lib/python/isc/util/tests/traceback_handler_test.py
@@ -80,6 +80,7 @@ class TracebackHandlerTest(unittest.TestCase):
             def fatal(self, message, ename, exception, filename):
                 obj.assertTrue(isinstance(exception, Exception))
                 obj.assertEqual('Exception', ename)
+                obj.assertTrue(os.path.isfile(filename))
                 with open(filename) as f:
                     text = f.read()
                 obj.assertTrue(text.startswith('Traceback'))