362     eh_test_observer o;  in run_one_input_node_test()  local
363     o.observe(true);  in run_one_input_node_test()
411     o.observe(false);  in run_one_input_node_test()
496     eh_test_observer o;  in run_one_functype_node_test()  local
497     o.observe(true);  in run_one_functype_node_test()
561     o.observe(false);  in run_one_functype_node_test()
802     eh_test_observer o;  in run_one_continue_node_test()  local
803     o.observe(true);  in run_one_continue_node_test()
856     o.observe(false);  in run_one_continue_node_test()
922     eh_test_observer o;  in run_one_buffer_node_test()  local
923     o.observe(true);  in run_one_buffer_node_test()
980     o.observe(false);  in run_one_buffer_node_test()
1056     eh_test_observer o;  in run_one_sequencer_node_test()  local
1057     o.observe(true);  in run_one_sequencer_node_test()
1113     o.observe(false);  in run_one_sequencer_node_test()
1176     eh_test_observer o;  in run_one_priority_queue_node_test()  local
1177     o.observe(true);  in run_one_priority_queue_node_test()
1237     o.observe(false);  in run_one_priority_queue_node_test()
1319         eh_test_observer o;  in execute_test()  local
1320         o.observe(true);  in execute_test()
1391         o.observe(false);  in execute_test()
1429         eh_test_observer o;  in execute_test()  local
1430         o.observe(true);  in execute_test()
1495         o.observe(false);  in execute_test()
1563     eh_test_observer o;  in run_one_limiter_node_test()  local
1564     o.observe(true);  in run_one_limiter_node_test()
1624     o.observe(false);  in run_one_limiter_node_test()
1685     eh_test_observer o;  in run_one_split_node_test()  local
1686     o.observe(true);  in run_one_split_node_test()
1735     o.observe(false);  in run_one_split_node_test()
1803     eh_test_observer o;  in run_one_indexer_node_test()  local
1804     o.observe(true);  in run_one_indexer_node_test()
1869     o.observe(false);  in run_one_indexer_node_test()