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// This file is part of the uutils coreutils package.
//
// For the full copyright and license information, please view the LICENSE
// file that was distributed with this source code.
// spell-checker:ignore libc's
use crate::common::util::TestScenario;
#[test]
#[cfg(not(target_os = "android"))]
fn test_get_current_niceness() {
// Test that the nice command with no arguments returns the default nice
// value, which we determine by querying libc's `nice` in our own process.
new_ucmd!()
.run()
.stdout_is(format!("{}\n", unsafe { libc::nice(0) }));
}
#[test]
#[cfg(not(target_os = "android"))]
fn test_negative_adjustment() {
// This assumes the test suite is run as a normal (non-root) user, and as
// such attempting to set a negative niceness value will be rejected by
// the OS. If it gets denied, then we know a negative value was parsed
// correctly.
let res = new_ucmd!().args(&["-n", "-1", "true"]).run();
assert!(res
.stderr_str()
.starts_with("nice: warning: setpriority: Permission denied")); // spell-checker:disable-line
}
#[test]
fn test_adjustment_with_no_command_should_error() {
new_ucmd!()
.args(&["-n", "19"])
.fails()
.usage_error("A command must be given with an adjustment.");
}
#[test]
fn test_command_with_no_adjustment() {
new_ucmd!().args(&["echo", "a"]).run().stdout_is("a\n");
}
#[test]
fn test_command_with_no_args() {
new_ucmd!()
.args(&["-n", "19", "echo"])
.run()
.stdout_is("\n");
}
#[test]
fn test_command_with_args() {
new_ucmd!()
.args(&["-n", "19", "echo", "a", "b", "c"])
.run()
.stdout_is("a b c\n");
}
#[test]
fn test_command_where_command_takes_n_flag() {
new_ucmd!()
.args(&["-n", "19", "echo", "-n", "a"])
.run()
.stdout_is("a");
}
#[test]
fn test_invalid_argument() {
new_ucmd!().arg("--invalid").fails_with_code(125);
}
#[test]
fn test_bare_adjustment() {
new_ucmd!()
.args(&["-1", "echo", "-n", "a"])
.run()
.stdout_is("a");
}
#[test]
fn test_trailing_empty_adjustment() {
new_ucmd!()
.args(&["-n", "1", "-n"])
.fails()
.stderr_str()
.starts_with(
"error: The argument '--adjustment <adjustment>' requires a value but none was supplied",
);
}
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