feat(fs): add .path(path).read_link()

tests/fs.rs

@@ -794,8 +794,12 @@ mod canonicalize {
         let link = fs.path(&link_path);
         file.soft_link(&link).expect("create");
         let canonical = link.canonicalize().expect("canonicalize");
-        // macos puts all temp files under /private
+        let canonical = if canonical.starts_with("/private") {
-        let canonical = Path::new("/").join(canonical.strip_prefix("/private").unwrap());
+            // INFO: macos puts all temp files under /private
+            Path::new("/").join(canonical.strip_prefix("/private").unwrap())
+        } else {
+            canonical
+        };
         assert_eq!(canonical, file_path);
 
         Ok(())