diff --git a/tests/testutil.py b/tests/testutil.py
index c6cec5c7eb30e2db244c6f15bcf6df6bb4e5c3b4..bb30ffd69af77c206da44de6c718fbb251eb244f 100644
--- a/tests/testutil.py
+++ b/tests/testutil.py
@@ -112,3 +112,36 @@ class TestConfig:
 
     def repository_path(self):
         return self.repo_path
+
+
+class RTClient:
+    def __init__(self,
+                 url,
+                 default_login=None,
+                 default_password=None,
+                 proxy=None,
+                 default_queue='General',
+                 skip_login=False,
+                 verify_cert=True,
+                 http_auth=None,
+    ):
+        self.url = url
+        if http_auth is None:
+            self.user = default_login
+            self.password = default_password
+            self.auth_method = 'login'
+            self.login_result = skip_login or None
+        else:
+            self.user = http_auth.username
+            self.password = http_auth.password
+            self.auth_method = type(http_auth).__name__
+            self.login_result = True
+        self.last_login = None
+
+    def login(self, login=None, password=None):
+        if login is None and password is None:
+            login = self.user
+            password = self.password
+        self.login_result = bool(login and password and not password.startswith('bad'))
+        self.last_login = (login, password, self.login_result)
+        return self.login_result