diff --git a/python-api/gstswitch/test_testsource.py b/python-api/gstswitch/test_testsource.py
index 5253f5b..2a075fa 100644
--- a/python-api/gstswitch/test_testsource.py
+++ b/python-api/gstswitch/test_testsource.py
@@ -151,4 +151,7 @@ def test_normal(self):
             assert src.clockoverlay == test
 
 
-# class TestVideoSrc
\ No newline at end of file
+class TestVideoSrcRun(object):
+
+    def function():
+        pass
\ No newline at end of file
diff --git a/python-api/gstswitch/testsource.py b/python-api/gstswitch/testsource.py
index 042ff79..e2f8cf2 100644
--- a/python-api/gstswitch/testsource.py
+++ b/python-api/gstswitch/testsource.py
@@ -247,6 +247,14 @@ def __init__(
         self.pattern = self.generate_pattern(pattern)
         self.timeoverlay = timeoverlay
         self.clockoverlay = clockoverlay
+        self.pipeline = VideoPipeline(
+            self.port,
+            self.HOST,
+            self.width,
+            self.height,
+            self.pattern,
+            self.timeoverlay,
+            self.clockoverlay)
 
     @property
     def port(self):
@@ -351,15 +359,6 @@ def clockoverlay(self, clockoverlay):
 
     def run(self):
         """Run the pipeline"""
-        self.pipeline = VideoPipeline(
-            self.port,
-            self.HOST,
-            self.width,
-            self.height,
-            self.pattern,
-            self.timeoverlay,
-            self.clockoverlay)
-        
         self.pipeline.play()
 
     def pause(self):