From 5bd00eb79169bec2d41f8f01bc06863df43ccddf Mon Sep 17 00:00:00 2001
From: Daniel Hofstetter <daniel.hofstetter@42dh.com>
Date: Fri, 26 Jan 2024 10:09:28 +0100
Subject: [PATCH 1/2] cut: split test function into two functions

---
 tests/by-util/test_cut.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tests/by-util/test_cut.rs b/tests/by-util/test_cut.rs
index 57e6666d3..cdda057ad 100644
--- a/tests/by-util/test_cut.rs
+++ b/tests/by-util/test_cut.rs
@@ -212,7 +212,7 @@ fn test_zero_terminated_only_delimited() {
 }
 
 #[test]
-fn test_directory_and_no_such_file() {
+fn test_is_a_directory() {
     let (at, mut ucmd) = at_and_ucmd!();
 
     at.mkdir("some");
@@ -221,7 +221,10 @@ fn test_directory_and_no_such_file() {
         .arg("some")
         .run()
         .stderr_is("cut: some: Is a directory\n");
+}
 
+#[test]
+fn test_no_such_file() {
     new_ucmd!()
         .arg("-b1")
         .arg("some")

From c8cd35570830c9d8fb583fa7cdb0d2090b8d673e Mon Sep 17 00:00:00 2001
From: Daniel Hofstetter <daniel.hofstetter@42dh.com>
Date: Fri, 26 Jan 2024 10:18:44 +0100
Subject: [PATCH 2/2] cut: set exit code to 1 if dir is specified

---
 src/uu/cut/src/cut.rs     | 3 ++-
 tests/by-util/test_cut.rs | 6 ++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/uu/cut/src/cut.rs b/src/uu/cut/src/cut.rs
index 2a3196d00..f3f87beef 100644
--- a/src/uu/cut/src/cut.rs
+++ b/src/uu/cut/src/cut.rs
@@ -11,7 +11,7 @@ use std::fs::File;
 use std::io::{stdin, stdout, BufReader, BufWriter, IsTerminal, Read, Write};
 use std::path::Path;
 use uucore::display::Quotable;
-use uucore::error::{FromIo, UResult, USimpleError};
+use uucore::error::{set_exit_code, FromIo, UResult, USimpleError};
 use uucore::line_ending::LineEnding;
 
 use self::searcher::Searcher;
@@ -319,6 +319,7 @@ fn cut_files(mut filenames: Vec<String>, mode: &Mode) {
 
             if path.is_dir() {
                 show_error!("{}: Is a directory", filename.maybe_quote());
+                set_exit_code(1);
                 continue;
             }
 
diff --git a/tests/by-util/test_cut.rs b/tests/by-util/test_cut.rs
index cdda057ad..bfa0885ce 100644
--- a/tests/by-util/test_cut.rs
+++ b/tests/by-util/test_cut.rs
@@ -219,7 +219,8 @@ fn test_is_a_directory() {
 
     ucmd.arg("-b1")
         .arg("some")
-        .run()
+        .fails()
+        .code_is(1)
         .stderr_is("cut: some: Is a directory\n");
 }
 
@@ -228,7 +229,8 @@ fn test_no_such_file() {
     new_ucmd!()
         .arg("-b1")
         .arg("some")
-        .run()
+        .fails()
+        .code_is(1)
         .stderr_is("cut: some: No such file or directory\n");
 }