tests/matches.rs

   1 // Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution.
   3 //
   4 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   5 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   7 // option. This file may not be copied, modified, or distributed
   8 // except according to those terms.
   9
  10 #![feature(rustc_private)]
  11
  12 extern crate syntax;
  13 use std::collections::Bound;
  14
  15 #[test]
  16 fn test_overlapping() {
  17     use clippy_lints::matches::overlapping;
  18     use syntax::source_map::DUMMY_SP;
  19
  20     let sp = |s, e| clippy_lints::matches::SpannedRange {
  21         span: DUMMY_SP,
  22         node: (s, e),
  23     };
  24
  25     assert_eq!(None, overlapping::<u8>(&[]));
  26     assert_eq!(None, overlapping(&[sp(1, Bound::Included(4))]));
  27     assert_eq!(
  28         None,
  29         overlapping(&[sp(1, Bound::Included(4)), sp(5, Bound::Included(6))])
  30     );
  31     assert_eq!(
  32         None,
  33         overlapping(&[
  34             sp(1, Bound::Included(4)),
  35             sp(5, Bound::Included(6)),
  36             sp(10, Bound::Included(11))
  37         ],)
  38     );
  39     assert_eq!(
  40         Some((&sp(1, Bound::Included(4)), &sp(3, Bound::Included(6)))),
  41         overlapping(&[sp(1, Bound::Included(4)), sp(3, Bound::Included(6))])
  42     );
  43     assert_eq!(
  44         Some((&sp(5, Bound::Included(6)), &sp(6, Bound::Included(11)))),
  45         overlapping(&[
  46             sp(1, Bound::Included(4)),
  47             sp(5, Bound::Included(6)),
  48             sp(6, Bound::Included(11))
  49         ],)
  50     );
  51 }