Disable test_when_piped_input_then_no_broken_pipe by default

tests/by-util/test_chroot.rs

@@ -59,6 +59,7 @@ fn test_invalid_user_spec() {
 }
 
 #[test]
+#[cfg(not(target_os = "android"))]
 fn test_preference_of_userspec() {
     let scene = TestScenario::new(util_name!());
     let result = scene.cmd("whoami").run();

tests/by-util/test_test.rs

@@ -341,7 +341,7 @@ fn test_file_is_itself() {
 }
 
 #[test]
-#[cfg(not(target_env = "musl"))]
+#[cfg(not(any(target_env = "musl", target_os = "android")))]
 fn test_file_is_newer_than_and_older_than_itself() {
     // odd but matches GNU
     new_ucmd!()
@@ -388,7 +388,7 @@ fn test_same_device_inode() {
 }
 
 #[test]
-#[cfg(not(target_env = "musl"))]
+#[cfg(not(any(target_env = "musl", target_os = "android")))]
 // musl: creation time is not available on this platform currently
 fn test_newer_file() {
     let scenario = TestScenario::new(util_name!());

tests/common/util.rs

@@ -1843,6 +1843,7 @@ mod tests {
     // should fail with any command that takes piped input.
     // See also https://github.com/uutils/coreutils/issues/3895
     #[test]
+    #[cfg_attr(not(feature = "expensive_tests"), ignore)]
     fn test_when_piped_input_then_no_broken_pipe() {
         let ts = TestScenario::new("tail");
         for i in 0..10000 {