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75180d07de
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111 lines
3.2 KiB
Rust
111 lines
3.2 KiB
Rust
use nu_test_support::fs::Stub::FileWithContentToBeTrimmed;
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use nu_test_support::playground::Playground;
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use nu_test_support::{nu, pipeline};
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#[test]
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fn groups() {
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Playground::setup("group_by_test_1", |dirs, sandbox| {
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sandbox.with_files(vec![FileWithContentToBeTrimmed(
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"los_tres_caballeros.csv",
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r#"
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first_name,last_name,rusty_at,type
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Andrés,Robalino,10/11/2013,A
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JT,Turner,10/12/2013,B
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Yehuda,Katz,10/11/2013,A
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"#,
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)]);
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let actual = nu!(
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cwd: dirs.test(), pipeline(
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r#"
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open los_tres_caballeros.csv
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| group-by rusty_at
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| get "10/11/2013"
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| length
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"#
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));
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assert_eq!(actual.out, "2");
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})
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}
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#[test]
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fn errors_if_given_unknown_column_name() {
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Playground::setup("group_by_test_2", |dirs, sandbox| {
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sandbox.with_files(vec![FileWithContentToBeTrimmed(
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"los_tres_caballeros.json",
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r#"
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{
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"nu": {
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"committers": [
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{"name": "Andrés N. Robalino"},
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{"name": "JT Turner"},
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{"name": "Yehuda Katz"}
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],
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"releases": [
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{"version": "0.2"}
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{"version": "0.8"},
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{"version": "0.9999999"}
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],
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"0xATYKARNU": [
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["Th", "e", " "],
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["BIG", " ", "UnO"],
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["punto", "cero"]
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]
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}
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}
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"#,
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)]);
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let actual = nu!(
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cwd: dirs.test(), pipeline(
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r#"
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open los_tres_caballeros.json
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| group-by {|| get nu.releases.version }
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"#
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));
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assert!(actual
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.err
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.contains("requires a table with one value for grouping"));
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})
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}
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#[test]
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fn errors_if_column_not_found() {
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Playground::setup("group_by_test_3", |dirs, sandbox| {
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sandbox.with_files(vec![FileWithContentToBeTrimmed(
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"los_tres_caballeros.csv",
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r#"
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first_name,last_name,rusty_at,type
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Andrés,Robalino,10/11/2013,A
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JT,Turner,10/12/2013,B
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Yehuda,Katz,10/11/2013,A
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"#,
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)]);
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let actual = nu!(
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cwd: dirs.test(), pipeline(
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"
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open los_tres_caballeros.csv
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| group-by ttype
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"
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));
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assert!(actual.err.contains("did you mean 'type'"),);
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})
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}
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#[test]
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fn errors_if_input_empty() {
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let actual = nu!("group-by date");
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assert!(actual.err.contains("expected table from pipeline"));
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}
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#[test]
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fn optional_cell_path_works() {
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let actual = nu!("[{foo: 123}, {foo: 234}, {bar: 345}] | group-by foo? | to nuon");
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let expected = r#"{"123": [[foo]; [123]], "234": [[foo]; [234]]}"#;
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assert_eq!(actual.out, expected)
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}
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