1
0
Fork 0
firefox/third_party/rust/nix/test/test_clearenv.rs
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

9 lines
232 B
Rust

use std::env;
#[test]
fn clearenv() {
env::set_var("FOO", "BAR");
unsafe { nix::env::clearenv() }.unwrap();
assert_eq!(env::var("FOO").unwrap_err(), env::VarError::NotPresent);
assert_eq!(env::vars().count(), 0);
}