Extract common testcase class

tracetools_test/test/test_service_callback.py

@@ -14,40 +14,24 @@
 
 import unittest
 
-from tracetools_test.utils import (
-    cleanup_trace,
-    get_trace_event_names,
-    run_and_trace,
-)
-
-BASE_PATH = '/tmp'
-PKG = 'tracetools_test'
-service_callback_events = [
-    'ros2:callback_start',
-    'ros2:callback_end',
-]
+from tracetools_test.case import TraceTestCase
 
 
-class TestServiceCallback(unittest.TestCase):
+class TestServiceCallback(TraceTestCase):
+
+    def __init__(self, *args) -> None:
+        super().__init__(
+            *args,
+            session_name_prefix='session-test-service-callback',
+            events_ros=[
+                'ros2:callback_start',
+                'ros2:callback_end',
+            ],
+            nodes=['test_service_ping', 'test_service_pong']
+        )
 
     def test_callback(self):
-        session_name_prefix = 'session-test-service-callback'
-        test_nodes = ['test_service_ping', 'test_service_pong']
-
-        exit_code, full_path = run_and_trace(
-            BASE_PATH,
-            session_name_prefix,
-            service_callback_events,
-            None,
-            PKG,
-            test_nodes)
-        self.assertEqual(exit_code, 0)
-
-        trace_events = get_trace_event_names(full_path)
-        print(f'trace_events: {trace_events}')
-        self.assertSetEqual(set(service_callback_events), trace_events)
-
-        cleanup_trace(full_path)
+        pass
 
 
 if __name__ == '__main__':