src/tools/clippy/tests/matches.rs

   1 #![feature(rustc_private)]
   2
   3 extern crate clippy_lints;
   4 extern crate syntax;
   5 use std::collections::Bound;
   6
   7 #[test]
   8 fn test_overlapping() {
   9     use clippy_lints::matches::overlapping;
  10     use syntax::codemap::DUMMY_SP;
  11
  12     let sp = |s, e| {
  13         clippy_lints::matches::SpannedRange {
  14             span: DUMMY_SP,
  15             node: (s, e),
  16         }
  17     };
  18
  19     assert_eq!(None, overlapping::<u8>(&[]));
  20     assert_eq!(None, overlapping(&[sp(1, Bound::Included(4))]));
  21     assert_eq!(None, overlapping(&[sp(1, Bound::Included(4)), sp(5, Bound::Included(6))]));
  22     assert_eq!(
  23         None,
  24         overlapping(&[
  25             sp(1, Bound::Included(4)),
  26             sp(5, Bound::Included(6)),
  27             sp(10, Bound::Included(11))
  28         ],)
  29     );
  30     assert_eq!(
  31         Some((&sp(1, Bound::Included(4)), &sp(3, Bound::Included(6)))),
  32         overlapping(&[sp(1, Bound::Included(4)), sp(3, Bound::Included(6))])
  33     );
  34     assert_eq!(
  35         Some((&sp(5, Bound::Included(6)), &sp(6, Bound::Included(11)))),
  36         overlapping(&[
  37             sp(1, Bound::Included(4)),
  38             sp(5, Bound::Included(6)),
  39             sp(6, Bound::Included(11))
  40         ],)
  41     );
  42 }