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

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2019-12-17 19:54:39 +01:00
use nu_test_support::fs::Stub::{EmptyFile, FileWithContentToBeTrimmed};
use nu_test_support::playground::Playground;
use nu_test_support::{nu, pipeline};
#[test]
fn splits() {
Playground::setup("split_by_test_1", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContentToBeTrimmed(
"los_tres_caballeros.csv",
r#"
first_name,last_name,rusty_at,type
Andrés,Robalino,10/11/2013,A
Jonathan,Turner,10/12/2013,B
Yehuda,Katz,10/11/2013,A
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open los_tres_caballeros.csv
| group-by rusty_at
| split-by type
| get A."10/11/2013"
| length
"#
));
assert_eq!(actual.out, "2");
})
}
#[test]
fn errors_if_no_table_given_as_input() {
Playground::setup("split_by_test_2", |dirs, sandbox| {
sandbox.with_files(vec![
EmptyFile("los.txt"),
EmptyFile("tres.txt"),
EmptyFile("amigos.txt"),
EmptyFile("arepas.clu"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls
| get name
| split-by type
"#
));
assert!(actual.err.contains("requires a table"));
})
}