From b9a2f52d785b75945a47ce3cb85605cf85fc3007 Mon Sep 17 00:00:00 2001
From: mulhern <amulhern@redhat.com>
Date: Mon, 1 May 2023 13:57:47 -0400
Subject: [PATCH] Exercise another path with deterministic tests

Signed-off-by: mulhern <amulhern@redhat.com>
---
 tests/test_deterministic.py | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/tests/test_deterministic.py b/tests/test_deterministic.py
index 8b5d96e..73e32a1 100644
--- a/tests/test_deterministic.py
+++ b/tests/test_deterministic.py
@@ -12,7 +12,10 @@
 
 # isort: LOCAL
 from dbus_client_gen import GMOQuery, managed_object_class, mo_query_builder
-from dbus_client_gen._errors import DbusClientGenerationError
+from dbus_client_gen._errors import (
+    DbusClientGenerationError,
+    DbusClientUniqueResultError,
+)
 
 
 class DeterministicTestCase(unittest.TestCase):
@@ -45,3 +48,12 @@ def test_unique_match(self):
         self.assertEqual(len(search_result), 1)
 
         self.assertEqual(search_result[0], test_item)
+
+    def test_unique_match_failure(self):
+        """
+        Fail to get the unique match because no match criterion provided.
+        """
+        with self.assertRaises(DbusClientUniqueResultError):
+            GMOQuery(
+                "interface_name", {"prop_name": "prop_value"}
+            ).require_unique_match().search({})