mktemp: Added tests for checking directory permissions

src/uu/mktemp/src/mktemp.rs

@@ -311,6 +311,7 @@ fn exec(dir: &Path, prefix: &str, rand: usize, suffix: &str, make_dir: bool) ->
             .1
     };
 
+    #[cfg(not(windows))]
     if make_dir {
         fs::set_permissions(&path, fs::Permissions::from_mode(0o700))?;
     }

tests/by-util/test_mktemp.rs

@@ -5,6 +5,9 @@ use crate::common::util::*;
 use std::path::PathBuf;
 use tempfile::tempdir;
 
+#[cfg(unix)]
+use std::os::unix::fs::PermissionsExt;
+
 static TEST_TEMPLATE1: &str = "tempXXXXXX";
 static TEST_TEMPLATE2: &str = "temp";
 static TEST_TEMPLATE3: &str = "tempX";
@@ -482,3 +485,15 @@ fn test_respect_template_directory() {
     assert_matches_template!(template, filename);
     assert!(at.file_exists(filename));
 }
+
+#[cfg(unix)]
+#[test]
+fn test_directory_permissions() {
+    let (at, mut ucmd) = at_and_ucmd!();
+    let result = ucmd.args(&["-d", "XXX"]).succeeds();
+    let dirname = result.no_stderr().stdout_str().trim_end();
+    assert_matches_template!("XXX", dirname);
+    let metadata = at.metadata(dirname);
+    assert!(metadata.is_dir());
+    assert_eq!(metadata.permissions().mode(), 0o40700);
+}