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1) start master node with roscore

2) start the monitoring of the topic with rostopic echo my_topic

2) start your rostests with rostest --reuse-master package my_test_file.test

1) start master node with roscore

2) start the monitoring of the topic with rostopic echo my_topic

2) 3) start your rostests with rostest --reuse-master package my_test_file.test

I used for my tests catkin run_tests my_package. This will create probably his own master node, to which cannot be accessed by the rostopic echo. So I have to use the same master node for the tests and the observation.

1) start master node with roscore

2) start the monitoring of the topic with rostopic echo my_topic

3) start your rostests with rostest --reuse-master package my_test_file.test

I used for my tests catkin run_tests my_package. This will create probably his own master node, to which cannot be accessed by the rostopic echo. So I have to use the same master node for the tests and the observation.

1) start master node with roscore

2) start the monitoring of the topic with rostopic echo my_topic

3) start your rostests with rostest --reuse-master package my_test_file.test

I used for my tests catkin run_tests my_package. This will create probably his own master node, which cannot be accessed by the rostopic echo. So I have to use the same master node for the tests and the observation.

1) start master node with roscore

2) start the monitoring of the topic with rostopic echo my_topic

3) start your rostests with rostest --reuse-master package my_package my_test_file.test