vendor/autocfg/src/tests.rs

   1 use super::AutoCfg;
   2
   3 #[test]
   4 fn autocfg_version() {
   5     let ac = AutoCfg::with_dir("target").unwrap();
   6     println!("version: {:?}", ac.rustc_version);
   7     assert!(ac.probe_rustc_version(1, 0));
   8 }
   9
  10 #[test]
  11 fn version_cmp() {
  12     use super::version::Version;
  13     let v123 = Version::new(1, 2, 3);
  14
  15     assert!(Version::new(1, 0, 0) < v123);
  16     assert!(Version::new(1, 2, 2) < v123);
  17     assert!(Version::new(1, 2, 3) == v123);
  18     assert!(Version::new(1, 2, 4) > v123);
  19     assert!(Version::new(1, 10, 0) > v123);
  20     assert!(Version::new(2, 0, 0) > v123);
  21 }
  22
  23 #[test]
  24 fn probe_add() {
  25     let ac = AutoCfg::with_dir("target").unwrap();
  26     assert!(ac.probe_path("std::ops::Add"));
  27     assert!(ac.probe_trait("std::ops::Add"));
  28     assert!(ac.probe_trait("std::ops::Add<i32>"));
  29     assert!(ac.probe_trait("std::ops::Add<i32, Output = i32>"));
  30     assert!(ac.probe_type("std::ops::Add<i32, Output = i32>"));
  31 }
  32
  33 #[test]
  34 fn probe_as_ref() {
  35     let ac = AutoCfg::with_dir("target").unwrap();
  36     assert!(ac.probe_path("std::convert::AsRef"));
  37     assert!(ac.probe_trait("std::convert::AsRef<str>"));
  38     assert!(ac.probe_type("std::convert::AsRef<str>"));
  39 }
  40
  41 #[test]
  42 fn probe_i128() {
  43     let ac = AutoCfg::with_dir("target").unwrap();
  44     let missing = !ac.probe_rustc_version(1, 26);
  45     assert!(missing ^ ac.probe_path("std::i128"));
  46     assert!(missing ^ ac.probe_type("i128"));
  47 }
  48
  49 #[test]
  50 fn probe_sum() {
  51     let ac = AutoCfg::with_dir("target").unwrap();
  52     let missing = !ac.probe_rustc_version(1, 12);
  53     assert!(missing ^ ac.probe_path("std::iter::Sum"));
  54     assert!(missing ^ ac.probe_trait("std::iter::Sum"));
  55     assert!(missing ^ ac.probe_trait("std::iter::Sum<i32>"));
  56     assert!(missing ^ ac.probe_type("std::iter::Sum<i32>"));
  57 }