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ulimit.rs
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ulimit.rs
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use nu_test_support::playground::Playground;
use nu_test_support::{nu, pipeline};
#[test]
fn limit_set_soft1() {
Playground::setup("limit_set_soft1", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(), pipeline(
"
let soft = (ulimit -s | first | get soft);
ulimit -s -H $soft;
let hard = (ulimit -s | first | get hard);
$soft == $hard
"
));
assert!(actual.out.contains("true"));
});
}
#[test]
fn limit_set_soft2() {
Playground::setup("limit_set_soft2", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(), pipeline(
"
let soft = (ulimit -s | first | get soft);
ulimit -s -H soft;
let hard = (ulimit -s | first | get hard);
$soft == $hard
"
));
assert!(actual.out.contains("true"));
});
}
#[test]
fn limit_set_hard1() {
Playground::setup("limit_set_hard1", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(), pipeline(
"
let hard = (ulimit -s | first | get hard);
ulimit -s $hard;
let soft = (ulimit -s | first | get soft);
$soft == $hard
"
));
assert!(actual.out.contains("true"));
});
}
#[test]
fn limit_set_hard2() {
Playground::setup("limit_set_hard2", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(), pipeline(
"
let hard = (ulimit -s | first | get hard);
ulimit -s hard;
let soft = (ulimit -s | first | get soft);
$soft == $hard
"
));
assert!(actual.out.contains("true"));
});
}
#[test]
fn limit_set_invalid1() {
Playground::setup("limit_set_invalid1", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(), pipeline(
"
let hard = (ulimit -s | first | get hard);
match $hard {
\"unlimited\" => { echo \"unlimited\" },
$x => {
let new = $x + 1;
ulimit -s $new
}
}
"
));
assert!(
actual.out.contains("unlimited")
|| actual.err.contains("EPERM: Operation not permitted")
);
});
}
#[cfg(any(target_os = "linux", target_os = "freebsd", target_os = "macos"))]
#[test]
fn limit_set_invalid2() {
Playground::setup("limit_set_invalid2", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(),
"
let val = -100;
ulimit -c $val
"
);
assert!(actual.err.contains("can't convert i64 to rlim_t"));
});
}
#[test]
fn limit_set_invalid3() {
Playground::setup("limit_set_invalid3", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(),
"
ulimit -c abcd
"
);
assert!(actual
.err
.contains("Only unlimited, soft and hard are supported for strings"));
});
}
#[test]
fn limit_set_invalid4() {
Playground::setup("limit_set_invalid4", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(),
"
ulimit -c 100.0
"
);
assert!(actual.err.contains("string, int or filesize required"));
});
}
#[test]
fn limit_set_invalid5() {
use nix::sys::resource::rlim_t;
let max = (rlim_t::MAX / 1024) + 1;
Playground::setup("limit_set_invalid5", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(), pipeline(
format!(
"
let hard = (ulimit -c | first | get hard);
match $hard {{
\"unlimited\" => {{
ulimit -c -S 0;
ulimit -c {max};
ulimit -c
| first
| get soft
}},
_ => {{
echo \"unlimited\"
}}
}}
").as_str()
));
assert!(actual.out.eq("unlimited"));
});
}
#[test]
fn limit_set_filesize1() {
Playground::setup("limit_set_filesize1", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(), pipeline(
"
let hard = (ulimit -c | first | get hard);
match $hard {
\"unlimited\" => {
ulimit -c 1Mib;
ulimit -c
| first
| get soft
},
$x if $x >= 1024 * 1024 => {
ulimit -c 1Mib;
ulimit -c
| first
| get soft
}
_ => {
echo \"hard limit too small\"
}
}
"
));
assert!(actual.out.eq("1024") || actual.out.eq("hard limit too small"));
});
}
#[test]
fn limit_set_filesize2() {
Playground::setup("limit_set_filesize2", |dirs, _sandbox| {
let actual = nu!(
cwd: dirs.test(),
"
ulimit -n 10Kib
"
);
assert!(actual
.err
.contains("filesize is not compatible with resource RLIMIT_NOFILE"));
});
}