25         let (mut tx1, mut rx) = mpsc::channel(1);  in multiple_senders_disconnect()
26         let (tx2, mut tx3, mut tx4) = (tx1.clone(), tx1.clone(), tx1.clone());  in multiple_senders_disconnect()
30         tx1.disconnect();  in multiple_senders_disconnect()
34         assert!(tx1.is_closed());  in multiple_senders_disconnect()
47         let (mut tx1, mut rx) = mpsc::unbounded();  in multiple_senders_disconnect()
48         let (tx2, mut tx3, mut tx4) = (tx1.clone(), tx1.clone(), tx1.clone());  in multiple_senders_disconnect()
52         tx1.disconnect();  in multiple_senders_disconnect()
56         assert!(tx1.is_closed());  in multiple_senders_disconnect()
72         let (mut tx1, mut rx) = mpsc::channel(1);  in multiple_senders_close_channel()
73         let mut tx2 = tx1.clone();  in multiple_senders_close_channel()
76         tx1.close_channel();  in multiple_senders_close_channel()
78         assert!(tx1.is_closed());  in multiple_senders_close_channel()
88         let (tx1, mut rx) = mpsc::unbounded();  in multiple_senders_close_channel()
89         let mut tx2 = tx1.clone();  in multiple_senders_close_channel()
92         tx1.close_channel();  in multiple_senders_close_channel()
94         assert!(tx1.is_closed());  in multiple_senders_close_channel()