Merge branch 'main' into default-env-for-tests

.github/dependabot.yml

@@ -1,12 +0,0 @@
-version: 2
-updates:
-  - package-ecosystem: "cargo"
-    directory: "/"
-    schedule:
-      interval: weekly
-    open-pull-requests-limit: 10
-  - package-ecosystem: "github-actions"
-    directory: "/"
-    schedule:
-      interval: weekly
-    open-pull-requests-limit: 5

.github/workflows/GnuTests.yml

@@ -42,7 +42,7 @@ jobs:
         outputs path_GNU path_GNU_tests path_reference path_UUTILS
         #
         repo_default_branch="${{ github.event.repository.default_branch }}"
-        repo_GNU_ref="v9.1"
+        repo_GNU_ref="v9.2"
         repo_reference_branch="${{ github.event.repository.default_branch }}"
         outputs repo_default_branch repo_GNU_ref repo_reference_branch
         #
@@ -305,7 +305,7 @@ jobs:
       with:
         repository: 'coreutils/coreutils'
         path: 'gnu'
-        ref: 'v9.1'
+        ref: 'v9.2'
         submodules: recursive
     - name: Install `rust` toolchain
       run: |

Cargo.lock

@@ -128,9 +128,9 @@ dependencies = [
 
 [[package]]
 name = "blake3"
-version = "1.3.2"
+version = "1.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "895adc16c8b3273fbbc32685a7d55227705eda08c01e77704020f3491924b44b"
+checksum = "42ae2468a89544a466886840aa467a25b766499f4f04bf7d9fcd10ecee9fccef"
 dependencies = [
  "arrayref",
  "arrayvec",
@@ -202,9 +202,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.23"
+version = "0.4.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16b0a3d9ed01224b22057780a37bb8c5dbfe1be8ba48678e7bf57ec4b385411f"
+checksum = "4e3c5919066adf22df73762e50cffcde3a758f2a848b113b586d1f86728b673b"
 dependencies = [
  "iana-time-zone",
  "num-integer",

Cargo.toml

@@ -268,7 +268,7 @@ binary-heap-plus = "0.5.0"
 bstr = "1.0"
 bytecount = "0.6.3"
 byteorder = "1.3.2"
-chrono = { version="^0.4.23", default-features=false, features=["std", "alloc", "clock"]}
+chrono = { version="^0.4.24", default-features=false, features=["std", "alloc", "clock"]}
 clap = { version = "4.1", features = ["wrap_help", "cargo"] }
 clap_complete = "4.0"
 clap_mangen = "0.2"
@@ -339,7 +339,7 @@ sha1 = "0.10.1"
 sha2 = "0.10.2"
 sha3 = "0.10.6"
 blake2b_simd = "1.0.1"
-blake3 = "1.3.2"
+blake3 = "1.3.3"
 sm3 = "0.4.1"
 digest = "0.10.6"
 
@@ -489,7 +489,7 @@ unindent = "0.1"
 uucore = { workspace=true, features=["entries", "process", "signals"] }
 walkdir = { workspace=true }
 is-terminal = { workspace=true }
-hex-literal = "0.3.1"
+hex-literal = "0.3.4"
 rstest = "0.16.0"
 
 [target.'cfg(any(target_os = "linux", target_os = "android"))'.dev-dependencies]

src/uu/more/more.md

@@ -0,0 +1,8 @@
+# more
+
+```
+more [OPTIONS] <FILE>...
+```
+
+Display the contents of a text file
+

src/uu/more/src/more.rs

@@ -28,7 +28,10 @@ use unicode_segmentation::UnicodeSegmentation;
 use unicode_width::UnicodeWidthStr;
 use uucore::display::Quotable;
 use uucore::error::{UResult, USimpleError, UUsageError};
+use uucore::{format_usage, help_about, help_usage};
 
+const ABOUT: &str = help_about!("more.md");
+const USAGE: &str = help_usage!("more.md");
 const BELL: &str = "\x07";
 
 pub mod options {
@@ -97,7 +100,8 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
 
 pub fn uu_app() -> Command {
     Command::new(uucore::util_name())
-        .about("A file perusal filter for CRT viewing.")
+        .about(ABOUT)
+        .override_usage(format_usage(USAGE))
         .version(crate_version!())
         .infer_long_args(true)
         .arg(

src/uu/mv/mv.md

@@ -0,0 +1,9 @@
+# mv
+
+```
+mv [OPTION]... [-T] SOURCE DEST
+mv [OPTION]... SOURCE... DIRECTORY
+mv [OPTION]... -t DIRECTORY SOURCE...
+```
+
+Move `SOURCE` to `DEST`, or multiple `SOURCE`(s) to `DIRECTORY`.

src/uu/mv/src/mv.rs

@@ -25,7 +25,7 @@ use std::path::{Path, PathBuf};
 use uucore::backup_control::{self, BackupMode};
 use uucore::display::Quotable;
 use uucore::error::{FromIo, UError, UResult, USimpleError, UUsageError};
-use uucore::{format_usage, prompt_yes, show};
+use uucore::{format_usage, help_about, help_usage, prompt_yes, show};
 
 use fs_extra::dir::{
     get_size as dir_get_size, move_dir, move_dir_with_progress, CopyOptions as DirCopyOptions,
@@ -53,12 +53,8 @@ pub enum OverwriteMode {
     Force,
 }
 
-static ABOUT: &str = "Move SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.";
-static LONG_HELP: &str = "";
-const USAGE: &str = "\
-    {} [OPTION]... [-T] SOURCE DEST
-    {} [OPTION]... SOURCE... DIRECTORY
-    {} [OPTION]... -t DIRECTORY SOURCE...";
+const ABOUT: &str = help_about!("mv.md");
+const USAGE: &str = help_usage!("mv.md");
 
 static OPT_FORCE: &str = "force";
 static OPT_INTERACTIVE: &str = "interactive";
@@ -73,12 +69,7 @@ static ARG_FILES: &str = "files";
 
 #[uucore::main]
 pub fn uumain(args: impl uucore::Args) -> UResult<()> {
-    let help = format!(
-        "{}\n{}",
-        LONG_HELP,
-        backup_control::BACKUP_CONTROL_LONG_HELP
-    );
-    let mut app = uu_app().after_help(help);
+    let mut app = uu_app().after_help(backup_control::BACKUP_CONTROL_LONG_HELP);
     let matches = app.try_get_matches_from_mut(args)?;
 
     if !matches.contains_id(OPT_TARGET_DIRECTORY)

src/uu/nice/nice.md

@@ -0,0 +1,10 @@
+# nice
+
+```
+nice [OPTIONS] [COMMAND [ARGS]]
+```
+
+Run `COMMAND` with an adjusted niceness, which affects process scheduling.
+With no `COMMAND`, print the current niceness.  Niceness values range from at
+least -20 (most favorable to the process) to 19 (least favorable to the
+process).

src/uu/nice/src/nice.rs

@@ -15,7 +15,7 @@ use std::ptr;
 use clap::{crate_version, Arg, ArgAction, Command};
 use uucore::{
     error::{set_exit_code, UClapError, UResult, USimpleError, UUsageError},
-    format_usage, show_error,
+    format_usage, help_about, help_usage, show_error,
 };
 
 pub mod options {
@@ -23,12 +23,8 @@ pub mod options {
     pub static COMMAND: &str = "COMMAND";
 }
 
-const ABOUT: &str = "\
-    Run COMMAND with an adjusted niceness, which affects process scheduling. \
-    With no COMMAND, print the current niceness.  Niceness values range from at \
-    least -20 (most favorable to the process) to 19 (least favorable to the \
-    process).";
-const USAGE: &str = "{} [OPTIONS] [COMMAND [ARGS]]";
+const ABOUT: &str = help_about!("nice.md");
+const USAGE: &str = help_usage!("nice.md");
 
 fn is_prefix_of(maybe_prefix: &str, target: &str, min_match: usize) -> bool {
     if maybe_prefix.len() < min_match || maybe_prefix.len() > target.len() {

tests/by-util/test_chown.rs

@@ -396,7 +396,7 @@ fn test_chown_only_user_id() {
     let scene = TestScenario::new(util_name!());
     let at = &scene.fixtures;
 
-    let result = scene.cmd("id").keep_env().arg("-u").run();
+    let result = scene.cmd("id").arg("-u").run();
     if skipping_test_is_okay(&result, "id: cannot find name for group ID") {
         return;
     }
@@ -430,7 +430,7 @@ fn test_chown_fail_id() {
     let scene = TestScenario::new(util_name!());
     let at = &scene.fixtures;
 
-    let result = scene.cmd("id").keep_env().arg("-u").run();
+    let result = scene.cmd("id").arg("-u").run();
     if skipping_test_is_okay(&result, "id: cannot find name for group ID") {
         return;
     }
@@ -487,7 +487,7 @@ fn test_chown_only_group_id() {
     let scene = TestScenario::new(util_name!());
     let at = &scene.fixtures;
 
-    let result = scene.cmd("id").keep_env().arg("-g").run();
+    let result = scene.cmd("id").arg("-g").run();
     if skipping_test_is_okay(&result, "id: cannot find name for group ID") {
         return;
     }
@@ -551,14 +551,14 @@ fn test_chown_owner_group_id() {
     let scene = TestScenario::new(util_name!());
     let at = &scene.fixtures;
 
-    let result = scene.cmd("id").keep_env().arg("-u").run();
+    let result = scene.cmd("id").arg("-u").run();
     if skipping_test_is_okay(&result, "id: cannot find name for group ID") {
         return;
     }
     let user_id = String::from(result.stdout_str().trim());
     assert!(!user_id.is_empty());
 
-    let result = scene.cmd("id").keep_env().arg("-g").run();
+    let result = scene.cmd("id").arg("-g").run();
     if skipping_test_is_okay(&result, "id: cannot find name for group ID") {
         return;
     }
@@ -612,14 +612,14 @@ fn test_chown_owner_group_mix() {
     let scene = TestScenario::new(util_name!());
     let at = &scene.fixtures;
 
-    let result = scene.cmd("id").keep_env().arg("-u").run();
+    let result = scene.cmd("id").arg("-u").run();
     if skipping_test_is_okay(&result, "id: cannot find name for group ID") {
         return;
     }
     let user_id = String::from(result.stdout_str().trim());
     assert!(!user_id.is_empty());
 
-    let result = scene.cmd("id").keep_env().arg("-gn").run();
+    let result = scene.cmd("id").arg("-gn").run();
     if skipping_test_is_okay(&result, "id: cannot find name for group ID") {
         return;
     }

tests/by-util/test_cp.rs

@@ -29,6 +29,10 @@ use std::fs as std_fs;
 use std::thread::sleep;
 use std::time::Duration;
 
+#[cfg(any(target_os = "linux", target_os = "android"))]
+#[cfg(feature = "truncate")]
+use crate::common::util::PATH;
+
 static TEST_EXISTING_FILE: &str = "existing_file.txt";
 static TEST_HELLO_WORLD_SOURCE: &str = "hello_world.txt";
 static TEST_HELLO_WORLD_SOURCE_SYMLINK: &str = "hello_world.txt.link";
@@ -1687,7 +1691,7 @@ fn test_cp_reflink_always_override() {
 
     if !scene
         .cmd("env")
-        .keep_env()
+        .env("PATH", PATH)
         .args(&["mkfs.btrfs", "--rootdir", ROOTDIR, DISK])
         .run()
         .succeeded()
@@ -1700,7 +1704,7 @@ fn test_cp_reflink_always_override() {
 
     let mount = scene
         .cmd("sudo")
-        .keep_env()
+        .env("PATH", PATH)
         .args(&["-E", "--non-interactive", "mount", DISK, MOUNTPOINT])
         .run();
 
@@ -1727,7 +1731,7 @@ fn test_cp_reflink_always_override() {
 
     scene
         .cmd("sudo")
-        .keep_env()
+        .env("PATH", PATH)
         .args(&["-E", "--non-interactive", "umount", MOUNTPOINT])
         .succeeds();
 }

tests/by-util/test_env.rs

@@ -153,11 +153,9 @@ fn test_null_delimiter() {
 
 #[test]
 fn test_unset_variable() {
-    // This test depends on the HOME variable being pre-defined by the
-    // default shell
     let out = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
+        .env("HOME", "FOO")
         .arg("-u")
         .arg("HOME")
         .succeeds()

tests/by-util/test_mktemp.rs

@@ -426,7 +426,6 @@ fn test_mktemp_tmpdir_one_arg() {
 
     let result = scene
         .ucmd()
-        .keep_env()
         .arg("--tmpdir")
         .arg("apt-key-gpghome.XXXXXXXXXX")
         .succeeds();
@@ -440,7 +439,6 @@ fn test_mktemp_directory_tmpdir() {
 
     let result = scene
         .ucmd()
-        .keep_env()
         .arg("--directory")
         .arg("--tmpdir")
         .arg("apt-key-gpghome.XXXXXXXXXX")

tests/by-util/test_nproc.rs

@@ -21,7 +21,6 @@ fn test_nproc_all_omp() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "60")
         .succeeds();
 
@@ -30,7 +29,6 @@ fn test_nproc_all_omp() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "1") // Has no effect
         .arg("--all")
         .succeeds();
@@ -40,7 +38,6 @@ fn test_nproc_all_omp() {
     // If the parsing fails, returns the number of CPU
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "incorrectnumber") // returns the number CPU
         .succeeds();
     let nproc_omp: u8 = result.stdout_str().trim().parse().unwrap();
@@ -55,7 +52,6 @@ fn test_nproc_ignore() {
         // Ignore all CPU but one
         let result = TestScenario::new(util_name!())
             .ucmd()
-            .keep_env()
             .arg("--ignore")
             .arg((nproc_total - 1).to_string())
             .succeeds();
@@ -64,7 +60,6 @@ fn test_nproc_ignore() {
         // Ignore all CPU but one with a string
         let result = TestScenario::new(util_name!())
             .ucmd()
-            .keep_env()
             .arg("--ignore= 1")
             .succeeds();
         let nproc: u8 = result.stdout_str().trim().parse().unwrap();
@@ -76,7 +71,6 @@ fn test_nproc_ignore() {
 fn test_nproc_ignore_all_omp() {
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "42")
         .arg("--ignore=40")
         .succeeds();
@@ -88,7 +82,6 @@ fn test_nproc_ignore_all_omp() {
 fn test_nproc_omp_limit() {
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "42")
         .env("OMP_THREAD_LIMIT", "0")
         .succeeds();
@@ -97,7 +90,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "42")
         .env("OMP_THREAD_LIMIT", "2")
         .succeeds();
@@ -106,7 +98,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "42")
         .env("OMP_THREAD_LIMIT", "2bad")
         .succeeds();
@@ -119,7 +110,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_THREAD_LIMIT", "1")
         .succeeds();
     let nproc: u8 = result.stdout_str().trim().parse().unwrap();
@@ -127,7 +117,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "0")
         .env("OMP_THREAD_LIMIT", "")
         .succeeds();
@@ -136,7 +125,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "")
         .env("OMP_THREAD_LIMIT", "")
         .succeeds();
@@ -145,7 +133,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "2,2,1")
         .env("OMP_THREAD_LIMIT", "")
         .succeeds();
@@ -154,7 +141,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "2,ignored")
         .env("OMP_THREAD_LIMIT", "")
         .succeeds();
@@ -163,7 +149,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "2,2,1")
         .env("OMP_THREAD_LIMIT", "0")
         .succeeds();
@@ -172,7 +157,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "2,2,1")
         .env("OMP_THREAD_LIMIT", "1bad")
         .succeeds();
@@ -181,7 +165,6 @@ fn test_nproc_omp_limit() {
 
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .env("OMP_NUM_THREADS", "29,2,1")
         .env("OMP_THREAD_LIMIT", "1bad")
         .succeeds();

tests/by-util/test_printenv.rs

@@ -1,29 +1,21 @@
 use crate::common::util::TestScenario;
-use std::env;
 
 #[test]
 fn test_get_all() {
-    let key = "KEY";
-    env::set_var(key, "VALUE");
-    assert_eq!(env::var(key), Ok("VALUE".to_string()));
-
     TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
+        .env("HOME", "FOO")
+        .env("KEY", "VALUE")
         .succeeds()
-        .stdout_contains("HOME=")
+        .stdout_contains("HOME=FOO")
         .stdout_contains("KEY=VALUE");
 }
 
 #[test]
 fn test_get_var() {
-    let key = "KEY";
-    env::set_var(key, "VALUE");
-    assert_eq!(env::var(key), Ok("VALUE".to_string()));
-
     let result = TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
+        .env("KEY", "VALUE")
         .arg("KEY")
         .succeeds();
 

tests/by-util/test_sort.rs

@@ -32,7 +32,6 @@ fn test_buffer_sizes() {
     for buffer_size in &buffer_sizes {
         TestScenario::new(util_name!())
             .ucmd()
-            .keep_env()
             .arg("-n")
             .arg("-S")
             .arg(buffer_size)
@@ -46,7 +45,6 @@ fn test_buffer_sizes() {
             for buffer_size in &buffer_sizes {
                 TestScenario::new(util_name!())
                     .ucmd()
-                    .keep_env()
                     .arg("-n")
                     .arg("-S")
                     .arg(buffer_size)
@@ -921,7 +919,6 @@ fn test_compress_fail() {
     #[cfg(not(windows))]
     TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .args(&[
             "ext_sort.txt",
             "-n",
@@ -938,7 +935,6 @@ fn test_compress_fail() {
     #[cfg(windows)]
     TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .args(&[
             "ext_sort.txt",
             "-n",
@@ -954,7 +950,6 @@ fn test_compress_fail() {
 fn test_merge_batches() {
     TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .timeout(Duration::from_secs(120))
         .args(&["ext_sort.txt", "-n", "-S", "150b"])
         .succeeds()
@@ -965,7 +960,6 @@ fn test_merge_batches() {
 fn test_merge_batch_size() {
     TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .arg("--batch-size=2")
         .arg("-m")
         .arg("--unique")
@@ -1074,7 +1068,6 @@ fn test_output_is_input() {
     at.append("file", input);
     scene
         .ucmd()
-        .keep_env()
         .args(&["-m", "-u", "-o", "file", "file", "file", "file"])
         .succeeds();
     assert_eq!(at.read("file"), input);

tests/by-util/test_uptime.rs

@@ -11,7 +11,6 @@ fn test_invalid_arg() {
 fn test_uptime() {
     TestScenario::new(util_name!())
         .ucmd()
-        .keep_env()
         .succeeds()
         .stdout_contains("load average:")
         .stdout_contains(" up ");

tests/by-util/test_users.rs

@@ -23,7 +23,6 @@ fn test_users_check_name() {
     #[allow(clippy::needless_borrow)]
     let expected = TestScenario::new(&util_name)
         .cmd(util_name)
-        .keep_env()
         .env("LC_ALL", "C")
         .succeeds()
         .stdout_move_str();

tests/common/util.rs

@@ -47,6 +47,7 @@ static MULTIPLE_STDIN_MEANINGLESS: &str = "Ucommand is designed around a typical
 static NO_STDIN_MEANINGLESS: &str = "Setting this flag has no effect if there is no stdin";
 
 pub const TESTS_BINARY: &str = env!("CARGO_BIN_EXE_coreutils");
+pub const PATH: &str = env!("PATH");
 
 /// Default environment variables to run the commands with
 const DEFAULT_ENV: [(&str, &str); 2] = [("LC_ALL", "C"), ("TZ", "UTC")];
@@ -1173,14 +1174,12 @@ impl TestScenario {
 /// * [`UCommand::from_test_scenario`]: Run `coreutils UTIL_NAME` instead of the shell in the
 ///   temporary directory of the [`TestScenario`]
 /// * [`UCommand::current_dir`]: Sets the working directory
-/// * [`UCommand::keep_env`]: Keep environment variables instead of clearing them
 /// * ...
 #[derive(Debug, Default)]
 pub struct UCommand {
     args: VecDeque<OsString>,
     env_vars: Vec<(OsString, OsString)>,
     current_dir: Option<PathBuf>,
-    env_clear: bool,
     bin_path: Option<PathBuf>,
     util_name: Option<String>,
     has_run: bool,
@@ -1206,7 +1205,6 @@ impl UCommand {
     /// temporary directory for safety purposes.
     pub fn new() -> Self {
         Self {
-            env_clear: true,
             ..Default::default()
         }
     }
@@ -1256,12 +1254,6 @@ impl UCommand {
         self
     }
 
-    /// Keep the environment variables instead of clearing them before running the command.
-    pub fn keep_env(&mut self) -> &mut Self {
-        self.env_clear = false;
-        self
-    }
-
     /// Set the working directory for this [`UCommand`]
     ///
     /// Per default the working directory is set to the [`UCommands`] temporary directory.
@@ -1391,7 +1383,6 @@ impl UCommand {
     /// which this command will be run and `current_dir` will be set to this `temp_dir`.
     /// * `current_dir`: The temporary directory given by `temp_dir`.
     /// * `timeout`: `30 seconds`
-    /// * `env_clear`: `true`. (Almost) all environment variables will be cleared.
     /// * `stdin`: `Stdio::null()`
     /// * `ignore_stdin_write_error`: `false`
     /// * `stdout`, `stderr`: If not specified the output will be captured with [`CapturedOutput`]
@@ -1450,22 +1441,20 @@ impl UCommand {
             self.tmpd = Some(Rc::new(temp_dir));
         }
 
-        if self.env_clear {
-            command.env_clear();
-            if cfg!(windows) {
-                // spell-checker:ignore (dll) rsaenh
-                // %SYSTEMROOT% is required on Windows to initialize crypto provider
-                // ... and crypto provider is required for std::rand
-                // From `procmon`: RegQueryValue HKLM\SOFTWARE\Microsoft\Cryptography\Defaults\Provider\Microsoft Strong Cryptographic Provider\Image Path
-                // SUCCESS  Type: REG_SZ, Length: 66, Data: %SystemRoot%\system32\rsaenh.dll"
-                if let Some(systemroot) = env::var_os("SYSTEMROOT") {
-                    command.env("SYSTEMROOT", systemroot);
-                }
-            } else {
-                // if someone is setting LD_PRELOAD, there's probably a good reason for it
-                if let Some(ld_preload) = env::var_os("LD_PRELOAD") {
-                    command.env("LD_PRELOAD", ld_preload);
-                }
+        command.env_clear();
+        if cfg!(windows) {
+            // spell-checker:ignore (dll) rsaenh
+            // %SYSTEMROOT% is required on Windows to initialize crypto provider
+            // ... and crypto provider is required for std::rand
+            // From `procmon`: RegQueryValue HKLM\SOFTWARE\Microsoft\Cryptography\Defaults\Provider\Microsoft Strong Cryptographic Provider\Image Path
+            // SUCCESS  Type: REG_SZ, Length: 66, Data: %SystemRoot%\system32\rsaenh.dll"
+            if let Some(systemroot) = env::var_os("SYSTEMROOT") {
+                command.env("SYSTEMROOT", systemroot);
+            }
+        } else {
+            // if someone is setting LD_PRELOAD, there's probably a good reason for it
+            if let Some(ld_preload) = env::var_os("LD_PRELOAD") {
+                command.env("LD_PRELOAD", ld_preload);
             }
         }
 
@@ -2472,7 +2461,7 @@ pub fn expected_result(ts: &TestScenario, args: &[&str]) -> std::result::Result<
 
     let result = ts
         .cmd(util_name.as_ref())
-        .keep_env()
+        .env("PATH", PATH)
         .envs(DEFAULT_ENV)
         .args(args)
         .run();
@@ -2547,7 +2536,7 @@ pub fn run_ucmd_as_root(
                 // run ucmd as root:
                 Ok(ts
                     .cmd("sudo")
-                    .keep_env()
+                    .env("PATH", PATH)
                     .envs(DEFAULT_ENV)
                     .arg("-E")
                     .arg("--non-interactive")