tsort: Add test for ordered floating nodes

Signed-off-by: Detlev Casanova <detlev.casanova@collabora.com>
uutils · Jun 5, 2023 · 43a8d62 · 43a8d62
1 parent b070506
commit 43a8d62
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/tests/by-util/test_tsort.rs b/tests/by-util/test_tsort.rs
@@ -20,6 +20,14 @@ fn test_sort_self_loop() {
         .stdout_only("first\nsecond\n");
 }
 
+#[test]
+fn test_sort_floating_nodes() {
+    new_ucmd!()
+        .pipe_in("d d\nc c\na a\nb b")
+        .succeeds()
+        .stdout_only("a\nb\nc\nd\n");
+}
+
 #[test]
 fn test_no_such_file() {
     new_ucmd!()