nushell/crates/nu-command/tests/commands/loop_.rs

62 lines
1.3 KiB
Rust

use nu_test_support::nu;
#[test]
fn loop_doesnt_auto_print_in_each_iteration() {
let actual = nu!(
cwd: ".",
r#"
mut total = 0;
loop {
if $total == 3 {
break;
} else {
$total += 1;
}
echo 1
}"#
);
// Make sure we don't see any of these values in the output
// As we do not auto-print loops anymore
assert!(!actual.out.contains('1'));
}
#[test]
fn loop_break_on_external_failed() {
let actual = nu!(
cwd: ".",
r#"
mut total = 0;
loop {
if $total == 3 {
break;
} else {
$total += 1;
}
print 1;
nu --testbin fail;
}"#
);
// Note: nu! macro auto replace "\n" and "\r\n" with ""
// so our output will be `1`.
assert_eq!(actual.out, "1");
}
#[test]
fn failed_loop_should_break_running() {
let actual = nu!(
cwd: ".",
r#"
mut total = 0;
loop {
if $total == 3 {
break;
} else {
$total += 1;
}
nu --testbin fail;
}
print 3"#
);
assert!(!actual.out.contains('3'));
}