1 #![allow(plugin_as_library)]
2 #![feature(rustc_private)]
8 fn test_overlapping() {
9 use clippy::matches::overlapping;
10 use syntax::codemap::DUMMY_SP;
12 let sp = |s, e| clippy::matches::SpannedRange { span: DUMMY_SP, node: (s, e) };
14 assert_eq!(None, overlapping::<u8>(&[]));
15 assert_eq!(None, overlapping(&[sp(1, 4)]));
16 assert_eq!(None, overlapping(&[sp(1, 4), sp(5, 6)]));
17 assert_eq!(None, overlapping(&[sp(1, 4), sp(5, 6), sp(10, 11)]));
18 assert_eq!(Some((&sp(1, 4), &sp(3, 6))), overlapping(&[sp(1, 4), sp(3, 6)]));
19 assert_eq!(Some((&sp(5, 6), &sp(6, 11))), overlapping(&[sp(1, 4), sp(5, 6), sp(6, 11)]));