src/librustc_codegen_ssa/back/rpath/tests.rs

   1 use super::RPathConfig;
   2 use super::{get_rpath_relative_to_output, minimize_rpaths, rpaths_to_flags};
   3 use std::path::{Path, PathBuf};
   4
   5 #[test]
   6 fn test_rpaths_to_flags() {
   7     let flags = rpaths_to_flags(&["path1".to_string(), "path2".to_string()]);
   8     assert_eq!(flags, ["-Wl,-rpath,path1", "-Wl,-rpath,path2"]);
   9 }
  10
  11 #[test]
  12 fn test_minimize1() {
  13     let res = minimize_rpaths(&["rpath1".to_string(), "rpath2".to_string(), "rpath1".to_string()]);
  14     assert!(res == ["rpath1", "rpath2",]);
  15 }
  16
  17 #[test]
  18 fn test_minimize2() {
  19     let res = minimize_rpaths(&[
  20         "1a".to_string(),
  21         "2".to_string(),
  22         "2".to_string(),
  23         "1a".to_string(),
  24         "4a".to_string(),
  25         "1a".to_string(),
  26         "2".to_string(),
  27         "3".to_string(),
  28         "4a".to_string(),
  29         "3".to_string(),
  30     ]);
  31     assert!(res == ["1a", "2", "4a", "3",]);
  32 }
  33
  34 #[test]
  35 fn test_rpath_relative() {
  36     if cfg!(target_os = "macos") {
  37         let config = &mut RPathConfig {
  38             used_crates: &[],
  39             has_rpath: true,
  40             is_like_osx: true,
  41             linker_is_gnu: false,
  42             out_filename: PathBuf::from("bin/rustc"),
  43             get_install_prefix_lib_path: &mut || panic!(),
  44         };
  45         let res = get_rpath_relative_to_output(config, Path::new("lib/libstd.so"));
  46         assert_eq!(res, "@loader_path/../lib");
  47     } else {
  48         let config = &mut RPathConfig {
  49             used_crates: &[],
  50             out_filename: PathBuf::from("bin/rustc"),
  51             get_install_prefix_lib_path: &mut || panic!(),
  52             has_rpath: true,
  53             is_like_osx: false,
  54             linker_is_gnu: true,
  55         };
  56         let res = get_rpath_relative_to_output(config, Path::new("lib/libstd.so"));
  57         assert_eq!(res, "$ORIGIN/../lib");
  58     }
  59 }
  60
  61 #[test]
  62 fn test_xlinker() {
  63     let args = rpaths_to_flags(&["a/normal/path".to_string(), "a,comma,path".to_string()]);
  64
  65     assert_eq!(
  66         args,
  67         vec![
  68             "-Wl,-rpath,a/normal/path".to_string(),
  69             "-Wl,-rpath".to_string(),
  70             "-Xlinker".to_string(),
  71             "a,comma,path".to_string()
  72         ]
  73     );
  74 }