1 files changed, 22 insertions, 0 deletions
diff --git a/toolkit/components/extensions/webidl-api/test/helpers.py b/toolkit/components/extensions/webidl-api/test/helpers.py
new file mode 100644
index 0000000000..e2ebec7103
--- /dev/null
+++ b/toolkit/components/extensions/webidl-api/test/helpers.py
@@ -0,0 +1,22 @@
+# 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/.
+
+import sys
+
+import mozpack.path as mozpath
+
+setup_called = False
+
+
+def setup():
+    """Add the directory of the targeted python modules to the python sys.path"""
+
+    global setup_called
+    if setup_called:
+        return
+    setup_called = True
+
+    OUR_DIR = mozpath.abspath(mozpath.dirname(__file__))
+    TARGET_MOD_DIR = mozpath.normpath(mozpath.join(OUR_DIR, ".."))
+    sys.path.append(TARGET_MOD_DIR)