Using the expected result command from the utils library to match other tests

Author: ChrisDryden

tests/by-util/test_users.rs

@@ -4,7 +4,7 @@
 // file that was distributed with this source code.
 use uutests::new_ucmd;
 #[cfg(any(target_vendor = "apple", target_os = "linux"))]
-use uutests::{util::TestScenario, util_name};
+use uutests::{unwrap_or_return, util::TestScenario, util::expected_result, util_name};
 
 #[test]
 fn test_invalid_arg() {
@@ -19,18 +19,9 @@ fn test_users_no_arg() {
 #[test]
 #[cfg(any(target_vendor = "apple", target_os = "linux"))]
 fn test_users_check_name() {
-    #[cfg(target_os = "linux")]
-    let util_name = util_name!();
-    #[cfg(target_vendor = "apple")]
-    let util_name = &format!("g{}", util_name!());
-
-    let expected = TestScenario::new(util_name)
-        .cmd(util_name)
-        .env("LC_ALL", "C")
-        .succeeds()
-        .stdout_move_str();
-
-    new_ucmd!().succeeds().stdout_is(&expected);
+    let ts = TestScenario::new(util_name!());
+    let expected_stdout = unwrap_or_return!(expected_result(&ts, &[])).stdout_move_str();
+    ts.ucmd().succeeds().stdout_is(expected_stdout);
 }
 
 #[test]