From d7da67d029a6fe07c6d7f52b381a934002d6eae8 Mon Sep 17 00:00:00 2001
From: oech3 <79379754+oech3@users.noreply.github.com>
Date: Sun, 5 Apr 2026 22:47:06 +0900
Subject: [PATCH] gate uucore::pipes::pipe to test

---
 src/uucore/src/lib/features/pipes.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/uucore/src/lib/features/pipes.rs b/src/uucore/src/lib/features/pipes.rs
index c4fc19b2123..cb96908aad9 100644
--- a/src/uucore/src/lib/features/pipes.rs
+++ b/src/uucore/src/lib/features/pipes.rs
@@ -11,18 +11,20 @@ use rustix::pipe::{SpliceFlags, fcntl_setpipe_size};
 use std::fs::File;
 #[cfg(any(target_os = "linux", target_os = "android"))]
 use std::os::fd::AsFd;
+#[cfg(any(target_os = "linux", target_os = "android"))]
 pub const MAX_ROOTLESS_PIPE_SIZE: usize = 1024 * 1024;
 
 /// A wrapper around [`rustix::pipe::pipe`] that ensures the pipe is cleaned up.
 ///
 /// Returns two `File` objects: everything written to the second can be read
 /// from the first.
-/// This is used only for resolving the limitation for splice: one of a input or output should be pipe
+/// used for resolving the limitation for splice: one of a input or output should be pipe
 #[inline]
-#[cfg(any(target_os = "linux", target_os = "android"))]
+#[cfg(any(target_os = "linux", target_os = "android", test))]
 pub fn pipe() -> std::io::Result<(File, File)> {
     let (read, write) = rustix::pipe::pipe()?;
     // improve performance for splice
+    #[cfg(any(target_os = "linux", target_os = "android"))]
     let _ = fcntl_setpipe_size(&read, MAX_ROOTLESS_PIPE_SIZE);
 
     Ok((File::from(read), File::from(write)))