ros2_tracing/tracetools_test/test/test_service.py

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import unittest
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from tracetools_test.utils import (
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cleanup_trace,
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get_trace_event_names,
run_and_trace,
)
BASE_PATH = '/tmp'
PKG = 'tracetools_test'
service_creation_events = [
'ros2:rcl_service_init',
'ros2:rclcpp_service_callback_added',
]
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class TestService(unittest.TestCase):
def test_creation(self):
session_name_prefix = 'session-test-service-creation'
test_nodes = ['test_service']
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exit_code, full_path = run_and_trace(
BASE_PATH,
session_name_prefix,
service_creation_events,
None,
PKG,
test_nodes)
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self.assertEqual(exit_code, 0)
trace_events = get_trace_event_names(full_path)
print(f'trace_events: {trace_events}')
self.assertSetEqual(set(service_creation_events), trace_events)
cleanup_trace(full_path)
if __name__ == '__main__':
unittest.main()