1 files changed, 16 insertions, 0 deletions
diff --git a/testing/mozbase/mozrunner/mozrunner/errors.py b/testing/mozbase/mozrunner/mozrunner/errors.py
new file mode 100644
index 000000000..2c4ea50d5
--- /dev/null
+++ b/testing/mozbase/mozrunner/mozrunner/errors.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this file,
+# You can obtain one at http://mozilla.org/MPL/2.0/.
+
+
+class RunnerException(Exception):
+    """Base exception handler for mozrunner related errors"""
+
+
+class RunnerNotStartedError(RunnerException):
+    """Exception handler in case the runner hasn't been started"""
+
+
+class TimeoutException(RunnerException):
+    """Raised on timeout waiting for targets to start."""