Add a testcase.

diff --git a/library/std/src/fs/tests.rs b/library/std/src/fs/tests.rs
index 6d67c396c623a759ba323ce421f22c01577d894e..3fa731c95298347931ebaef3fd6202100dfd9823 100644 (file)
--- a/library/std/src/fs/tests.rs
+++ b/library/std/src/fs/tests.rs
@@ -1359,6 +1359,12 @@ fn read_dir_not_found() {
     assert_eq!(res.err().unwrap().kind(), ErrorKind::NotFound);
 }
 
+#[test]
+fn file_open_not_found() {
+    let res = File::open("/path/that/does/not/exist");
+    assert_eq!(res.err().unwrap().kind(), ErrorKind::NotFound);
+}
+
 #[test]
 fn create_dir_all_with_junctions() {
     let tmpdir = tmpdir();