nushell/tests/command_open_tests.rs

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mod helpers;
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use helpers as h;
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use helpers::{Playground, Stub::*};
#[test]
fn recognizes_csv() {
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Playground::setup("open_test_1", |dirs, sandbox| {
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sandbox.with_files(vec![FileWithContentToBeTrimmed(
"nu.zion.csv",
r#"
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author,lang,source
Jonathan Turner,Rust,New Zealand
Andres N. Robalino,Rust,Ecuador
Yehuda Katz,Rust,Estados Unidos
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"#,
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)]);
let actual = nu!(
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cwd: dirs.test(), h::pipeline(
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r#"
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open nu.zion.csv
| where author == "Andres N. Robalino"
| get source
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| echo $it
"#
));
assert_eq!(actual, "Ecuador");
})
}
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// sample.bson has the following format:
// ━━━━━━━━━━┯━━━━━━━━━━━
// _id │ root
// ──────────┼───────────
// [object] │ [9 items]
// ━━━━━━━━━━┷━━━━━━━━━━━
//
// the root value is:
// ━━━┯━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━
// # │ _id │ a │ b │ c
// ───┼───────────────────┼─────────────────────────┼──────────┼──────────
// 0 │ [object] │ 1.000000000000000 │ hello │ [2 items]
// 1 │ [object] │ 42.00000000000000 │ whel │ hello
// 2 │ [object] │ [object] │ │
// 3 │ [object] │ │ [object] │
// 4 │ [object] │ │ │ [object]
// 5 │ [object] │ │ │ [object]
// 6 │ [object] │ [object] │ [object] │
// 7 │ [object] │ <date value> │ [object] │
// 8 │ 1.000000 │ <decimal value> │ [object] │
//
// The decimal value is supposed to be π, but is currently wrong due to
// what appears to be an issue in the bson library that is under investigation.
//
#[test]
fn open_can_parse_bson_1() {
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let actual = nu!(
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cwd: "tests/fixtures/formats",
"open sample.bson | get root | nth 0 | get b | echo $it"
);
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assert_eq!(actual, "hello");
}
#[test]
fn open_can_parse_bson_2() {
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let actual = nu!(
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cwd: "tests/fixtures/formats", h::pipeline(
r#"
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open sample.bson
| get root
| nth 6
| get b
| get '$binary_subtype'
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| echo $it
"#
));
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assert_eq!(actual, "function");
}
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// sample.db has the following format:
//
// ━━━┯━━━━━━━━━━━━┯━━━━━━━━━━━━━━
// # │ table_name │ table_values
// ───┼────────────┼──────────────
// 0 │ strings │ [6 items]
// 1 │ ints │ [5 items]
// 2 │ floats │ [4 items]
// ━━━┷━━━━━━━━━━━━┷━━━━━━━━━━━━━━
//
// In this case, this represents a sqlite database
// with three tables named `strings`, `ints`, and `floats`.
// The table_values represent the values for the tables:
//
// ━━━━┯━━━━━━━┯━━━━━━━━━━┯━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
// # │ x │ y │ z │ f
// ────┼───────┼──────────┼──────┼──────────────────────────────────────────────────────────────────────
// 0 │ hello │ <binary> │ │
// 1 │ hello │ <binary> │ │
// 2 │ hello │ <binary> │ │
// 3 │ hello │ <binary> │ │
// 4 │ world │ <binary> │ │
// 5 │ world │ <binary> │ │
// 6 │ │ │ 1 │
// 7 │ │ │ 42 │
// 8 │ │ │ 425 │
// 9 │ │ │ 4253 │
// 10 │ │ │ │
// 11 │ │ │ │ 3.400000000000000
// 12 │ │ │ │ 3.141592650000000
// 13 │ │ │ │ 23.00000000000000
// 14 │ │ │ │ this string that doesn't really belong here but sqlite is what it is
// ━━━━┷━━━━━━━┷━━━━━━━━━━┷━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
//
// We can see here that each table has different columns. `strings` has `x` and `y`, while
// `ints` has just `z`, and `floats` has only the column `f`. This means, in general, when working
// with sqlite, one will want to select a single table, e.g.:
//
// open sample.db | nth 1 | get table_values
// ━━━┯━━━━━━
// # │ z
// ───┼──────
// 0 │ 1
// 1 │ 42
// 2 │ 425
// 3 │ 4253
// 4 │
// ━━━┷━━━━━━
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#[test]
fn open_can_parse_sqlite() {
let actual = nu!(
cwd: "tests/fixtures/formats", h::pipeline(
r#"
open sample.db
| get table_values
| nth 2
| get x
| echo $it"#
));
assert_eq!(actual, "hello");
}
#[test]
fn open_can_parse_toml() {
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let actual = nu!(
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cwd: "tests/fixtures/formats",
"open cargo_sample.toml | get package.edition | echo $it"
);
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assert_eq!(actual, "2018");
}
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#[test]
fn open_can_parse_tsv() {
let actual = nu!(
cwd: "tests/fixtures/formats", h::pipeline(
r#"
open caco3_plastics.tsv
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| first 1
| get origin
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| echo $it
"#
));
assert_eq!(actual, "SPAIN")
}
#[test]
fn open_can_parse_json() {
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let actual = nu!(
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cwd: "tests/fixtures/formats", h::pipeline(
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r#"
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open sgml_description.json
| get glossary.GlossDiv.GlossList.GlossEntry.GlossSee
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| echo $it
"#
));
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assert_eq!(actual, "markup")
}
#[test]
fn open_can_parse_xml() {
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let actual = nu!(
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cwd: "tests/fixtures/formats",
"open jonathan.xml | get rss.channel.item.link | echo $it"
);
assert_eq!(
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actual,
"http://www.jonathanturner.org/2015/10/off-to-new-adventures.html"
)
}
#[test]
fn open_can_parse_ini() {
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let actual = nu!(
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cwd: "tests/fixtures/formats",
"open sample.ini | get SectionOne.integer | echo $it"
);
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assert_eq!(actual, "1234")
}
#[test]
fn open_can_parse_utf16_ini() {
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let actual = nu!(
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cwd: "tests/fixtures/formats",
"open utf16.ini | get .ShellClassInfo | get IconIndex | echo $it"
);
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assert_eq!(actual, "-236")
}
#[test]
fn errors_if_file_not_found() {
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let actual = nu_error!(
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cwd: "tests/fixtures/formats",
"open i_dont_exist.txt | echo $it"
);
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assert!(actual.contains("File could not be opened"));
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}