use nu_test_support::fs::Stub::{EmptyFile, FileWithContentToBeTrimmed}; use nu_test_support::playground::Playground; use nu_test_support::{nu, pipeline}; #[test] fn regular_columns() { let actual = nu!(cwd: ".", pipeline( r#" echo [ [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] ] | select rusty_at last_name | get 0 | get last_name "# )); assert_eq!(actual.out, "Robalino"); } #[test] fn complex_nested_columns() { Playground::setup("select_test_2", |dirs, sandbox| { sandbox.with_files(vec![FileWithContentToBeTrimmed( "los_tres_caballeros.json", r#" { "nu": { "committers": [ {"name": "Andrés N. Robalino"}, {"name": "Jonathan Turner"}, {"name": "Yehuda Katz"} ], "releases": [ {"version": "0.2"} {"version": "0.8"}, {"version": "0.9999999"} ], "0xATYKARNU": [ ["Th", "e", " "], ["BIG", " ", "UnO"], ["punto", "cero"] ] } } "#, )]); let actual = nu!( cwd: dirs.test(), pipeline( r#" open los_tres_caballeros.json | select nu."0xATYKARNU" nu.committers.name nu.releases.version | get nu_releases_version | where $it > "0.8" | get 0 "# )); assert_eq!(actual.out, "0.9999999"); }) } #[test] fn fails_if_given_unknown_column_name() { let actual = nu!(cwd: ".", pipeline( r#" echo [ [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] ] | select rrusty_at first_name | length "# )); assert!(actual.err.contains("nu::shell::name_not_found")); } #[test] fn column_names_with_spaces() { let actual = nu!(cwd: ".", pipeline( r#" echo [ ["first name", "last name"]; [Andrés Robalino] [Andrés Jnth] ] | select "last name" | get "last name" | str collect " " "# )); assert_eq!(actual.out, "Robalino Jnth"); } #[test] fn ignores_duplicate_columns_selected() { let actual = nu!(cwd: ".", pipeline( r#" echo [ ["first name", "last name"]; [Andrés Robalino] [Andrés Jnth] ] | select "first name" "last name" "first name" | columns | str collect " " "# )); assert_eq!(actual.out, "first name last name"); } #[test] fn selects_a_row() { Playground::setup("select_test_1", |dirs, sandbox| { sandbox.with_files(vec![EmptyFile("notes.txt"), EmptyFile("arepas.txt")]); let actual = nu!( cwd: dirs.test(), pipeline( r#" ls | sort-by name | select 0 | get name.0 "# )); assert_eq!(actual.out, "arepas.txt"); }); } #[test] fn selects_many_rows() { Playground::setup("select_test_2", |dirs, sandbox| { sandbox.with_files(vec![EmptyFile("notes.txt"), EmptyFile("arepas.txt")]); let actual = nu!( cwd: dirs.test(), pipeline( r#" ls | get name | select 1 0 | length "# )); assert_eq!(actual.out, "2"); }); }