23     let roc = c.get_roc(123);  in test_context_roc()  localVariable
24     assert!(roc.is_none(), "ROC must return None for unused SSRC");  in test_context_roc()
27     let roc = c.get_roc(123);  in test_context_roc()  localVariable
28     if let Some(r) = roc {  in test_context_roc()
133     let roc = s.next_rollover_count(65530);  in test_rollover_count()  localVariable
134     assert_eq!(roc, 0, "Initial rolloverCounter must be 0");  in test_rollover_count()
145     let roc = s.next_rollover_count(0);  in test_rollover_count()  localVariable
146     assert_eq!(roc, 1, "rolloverCounter was not updated after it crossed 0");  in test_rollover_count()
149     let roc = s.next_rollover_count(65530);  in test_rollover_count()  localVariable
151         roc, 0,  in test_rollover_count()
156     let roc = s.next_rollover_count(5);  in test_rollover_count()  localVariable
158         roc, 1,  in test_rollover_count()
169     let roc = s.next_rollover_count(8);  in test_rollover_count()  localVariable
171         roc, 1,  in test_rollover_count()
177     let roc = s.next_rollover_count(0x4000);  in test_rollover_count()  localVariable
179         roc, 1,  in test_rollover_count()
184     let roc = s.next_rollover_count(0x8000);  in test_rollover_count()  localVariable
186         roc, 1,  in test_rollover_count()
191     let roc = s.next_rollover_count(0xFFFF);  in test_rollover_count()  localVariable
193         roc, 1,  in test_rollover_count()
198     let roc = s.next_rollover_count(0);  in test_rollover_count()  localVariable
200         roc, 2,  in test_rollover_count()