Update test_mecanum_controllers.py

rosbot_controller/test/test_mecanum_controllers.py

@@ -58,15 +58,20 @@ def test_controllers_startup_fail():
 
         node.start_node_thread()
         msgs_received_flag = node.joint_state_msg_event.wait(timeout=10.0)
-        assert (
-            not msgs_received_flag
-        ), "Expected JointStates message not received. Check joint_state_broadcaster!"
+        assert not msgs_received_flag, (
+            "Received JointStates message that should not have appeared. Check whether other"
+            " robots are connected to your network.!"
+        )
         msgs_received_flag = node.odom_msg_event.wait(timeout=10.0)
-        assert (
-            not msgs_received_flag
-        ), "Expected Odom message not received. Check rosbot_base_controller!"
+        assert not msgs_received_flag, (
+            "Received Odom message that should not have appeared. Check whether other robots are"
+            " connected to your network.!"
+        )
         msgs_received_flag = node.imu_msg_event.wait(timeout=10.0)
-        assert not msgs_received_flag, "Expected Imu message not received. Check imu_broadcaster!"
+        assert not msgs_received_flag, (
+            "Received Imu message that should not have appeared. Check whether other robots are"
+            " connected to your network.!"
+        )
     finally:
         rclpy.shutdown()