1 files changed, 72 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_ssa/src/back/rpath/tests.rs b/compiler/rustc_codegen_ssa/src/back/rpath/tests.rs
new file mode 100644
index 000000000..604f19144
--- /dev/null
+++ b/compiler/rustc_codegen_ssa/src/back/rpath/tests.rs
@@ -0,0 +1,72 @@
+use super::RPathConfig;
+use super::{get_rpath_relative_to_output, minimize_rpaths, rpaths_to_flags};
+use std::path::{Path, PathBuf};
+
+#[test]
+fn test_rpaths_to_flags() {
+    let flags = rpaths_to_flags(&["path1".to_string(), "path2".to_string()]);
+    assert_eq!(flags, ["-Wl,-rpath,path1", "-Wl,-rpath,path2"]);
+}
+
+#[test]
+fn test_minimize1() {
+    let res = minimize_rpaths(&["rpath1".to_string(), "rpath2".to_string(), "rpath1".to_string()]);
+    assert!(res == ["rpath1", "rpath2",]);
+}
+
+#[test]
+fn test_minimize2() {
+    let res = minimize_rpaths(&[
+        "1a".to_string(),
+        "2".to_string(),
+        "2".to_string(),
+        "1a".to_string(),
+        "4a".to_string(),
+        "1a".to_string(),
+        "2".to_string(),
+        "3".to_string(),
+        "4a".to_string(),
+        "3".to_string(),
+    ]);
+    assert!(res == ["1a", "2", "4a", "3",]);
+}
+
+#[test]
+fn test_rpath_relative() {
+    if cfg!(target_os = "macos") {
+        let config = &mut RPathConfig {
+            libs: &[],
+            has_rpath: true,
+            is_like_osx: true,
+            linker_is_gnu: false,
+            out_filename: PathBuf::from("bin/rustc"),
+        };
+        let res = get_rpath_relative_to_output(config, Path::new("lib/libstd.so"));
+        assert_eq!(res, "@loader_path/../lib");
+    } else {
+        let config = &mut RPathConfig {
+            libs: &[],
+            out_filename: PathBuf::from("bin/rustc"),
+            has_rpath: true,
+            is_like_osx: false,
+            linker_is_gnu: true,
+        };
+        let res = get_rpath_relative_to_output(config, Path::new("lib/libstd.so"));
+        assert_eq!(res, "$ORIGIN/../lib");
+    }
+}
+
+#[test]
+fn test_xlinker() {
+    let args = rpaths_to_flags(&["a/normal/path".to_string(), "a,comma,path".to_string()]);
+
+    assert_eq!(
+        args,
+        vec![
+            "-Wl,-rpath,a/normal/path".to_string(),
+            "-Wl,-rpath".to_string(),
+            "-Xlinker".to_string(),
+            "a,comma,path".to_string()
+        ]
+    );
+}