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

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use nu_test_support::fs::Stub::FileWithContent;
use nu_test_support::playground::Playground;
use nu_test_support::{nu, pipeline};
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#[test]
fn simple_get_record() {
let actual = nu!(r#"({foo: 'bar'} | get foo) == "bar""#);
assert_eq!(actual.out, "true");
}
#[test]
fn simple_get_list() {
let actual = nu!(r#"([{foo: 'bar'}] | get foo) == [bar]"#);
assert_eq!(actual.out, "true");
}
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#[test]
fn fetches_a_row() {
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Playground::setup("get_test_1", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
nu_party_venue = "zion"
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
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r#"
open sample.toml
| get nu_party_venue
"#
));
assert_eq!(actual.out, "zion");
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})
}
#[test]
fn fetches_by_index() {
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Playground::setup("get_test_2", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
[package]
name = "nu"
version = "0.4.1"
authors = ["Yehuda Katz <wycats@gmail.com>", "Jonathan Turner <jonathan.d.turner@gmail.com>", "Andrés N. Robalino <andres@androbtech.com>"]
description = "When arepas shells are tasty and fun."
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
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r#"
open sample.toml
| get package.authors.2
"#
));
assert_eq!(actual.out, "Andrés N. Robalino <andres@androbtech.com>");
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})
}
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#[test]
fn fetches_by_column_path() {
Playground::setup("get_test_3", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
[package]
name = "nu"
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open sample.toml
| get package.name
"#
));
assert_eq!(actual.out, "nu");
})
}
#[test]
fn column_paths_are_either_double_quoted_or_regular_unquoted_words_separated_by_dot() {
Playground::setup("get_test_4", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
[package]
9999 = ["Yehuda Katz <wycats@gmail.com>", "Jonathan Turner <jonathan.d.turner@gmail.com>", "Andrés N. Robalino <andres@androbtech.com>"]
description = "When arepas shells are tasty and fun."
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open sample.toml
| get package."9999"
| length
"#
));
assert_eq!(actual.out, "3");
})
}
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#[test]
fn fetches_more_than_one_column_path() {
Playground::setup("get_test_5", |dirs, sandbox| {
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sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
[[fortune_tellers]]
name = "Andrés N. Robalino"
arepas = 1
[[fortune_tellers]]
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name = "JT"
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arepas = 1
[[fortune_tellers]]
name = "Yehuda Katz"
arepas = 1
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
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r#"
open sample.toml
| get fortune_tellers.2.name fortune_tellers.0.name fortune_tellers.1.name
| get 2
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"#
));
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assert_eq!(actual.out, "JT");
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})
}
#[test]
fn errors_fetching_by_column_not_present() {
Playground::setup("get_test_6", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
[tacos]
sentence_words = ["Yo", "quiero", "tacos"]
[pizzanushell]
sentence-words = ["I", "want", "pizza"]
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open sample.toml
| get taco
"#
));
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assert!(actual.err.contains("Name not found"),);
assert!(actual.err.contains("did you mean 'tacos'"),);
})
}
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#[test]
fn errors_fetching_by_column_using_a_number() {
Playground::setup("get_test_7", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
[spanish_lesson]
0 = "can only be fetched with 0 double quoted."
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open sample.toml
| get spanish_lesson.0
"#
));
assert!(actual.err.contains("Type mismatch"),);
})
}
#[test]
fn errors_fetching_by_index_out_of_bounds() {
Playground::setup("get_test_8", |dirs, sandbox| {
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sandbox.with_files(vec![FileWithContent(
"sample.toml",
r#"
[spanish_lesson]
sentence_words = ["Yo", "quiero", "taconushell"]
"#,
)]);
let actual = nu!(
cwd: dirs.test(), pipeline(
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r#"
open sample.toml
| get spanish_lesson.sentence_words.3
"#
));
assert!(actual.err.contains("Row number too large (max: 2)"),);
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assert!(actual.err.contains("too large"),);
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})
}
#[test]
fn errors_fetching_by_accessing_empty_list() {
let actual = nu!(cwd: ".", pipeline(r#"[] | get 3"#));
assert!(actual.err.contains("Row number too large (empty content)"),);
}
#[test]
fn quoted_column_access() {
let actual = nu!(
cwd: "tests/fixtures/formats",
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r#"'[{"foo bar": {"baz": 4}}]' | from json | get "foo bar".baz.0 "#
);
assert_eq!(actual.out, "4");
}
#[test]
fn get_does_not_delve_too_deep_in_nested_lists() {
let actual = nu!(
cwd: ".",
r#"[[{foo: bar}]] | get foo"#
);
assert!(actual.err.contains("did not find anything under this name"));
}