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191 lines
5.4 KiB
Rust
191 lines
5.4 KiB
Rust
use nu_test_support::fs::Stub;
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use nu_test_support::playground::Playground;
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use nu_test_support::{nu, pipeline};
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mod simple {
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use super::*;
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#[test]
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fn extracts_fields_from_the_given_the_pattern() {
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Playground::setup("parse_test_1", |dirs, sandbox| {
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sandbox.with_files(vec![Stub::FileWithContentToBeTrimmed(
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"key_value_separated_arepa_ingredients.txt",
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r#"
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VAR1=Cheese
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VAR2=JonathanParsed
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VAR3=NushellSecretIngredient
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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 key_value_separated_arepa_ingredients.txt
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| lines
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| each { |it| echo $it | parse "{Name}={Value}" }
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| flatten
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| get 1
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| get Value
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"#
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));
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assert_eq!(actual.out, "JonathanParsed");
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})
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}
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#[test]
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fn double_open_curly_evalutes_to_a_single_curly() {
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Playground::setup("parse_test_regex_2", |dirs, _sandbox| {
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let actual = nu!(
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cwd: dirs.test(), pipeline(
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r#"
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echo "{abc}123"
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| parse "{{abc}{name}"
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| get name.0
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"#
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));
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assert_eq!(actual.out, "123");
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})
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}
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#[test]
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fn properly_escapes_text() {
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Playground::setup("parse_test_regex_3", |dirs, _sandbox| {
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let actual = nu!(
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cwd: dirs.test(), pipeline(
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r#"
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echo "(abc)123"
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| parse "(abc){name}"
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| get name.0
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"#
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));
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assert_eq!(actual.out, "123");
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})
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}
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#[test]
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fn properly_captures_empty_column() {
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Playground::setup("parse_test_regex_4", |dirs, _sandbox| {
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let actual = nu!(
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cwd: dirs.test(), pipeline(
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r#"
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echo ["1:INFO:component:all is well" "2:ERROR::something bad happened"]
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| parse "{timestamp}:{level}:{tag}:{entry}"
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| get entry
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| get 1
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"#
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));
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assert_eq!(actual.out, "something bad happened");
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})
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}
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#[test]
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fn errors_when_missing_closing_brace() {
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Playground::setup("parse_test_regex_5", |dirs, _sandbox| {
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let actual = nu!(
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cwd: dirs.test(), pipeline(
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r#"
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echo "(abc)123"
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| parse "(abc){name"
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| get name
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"#
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));
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assert!(actual
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.err
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.contains("Found opening `{` without an associated closing `}`"));
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})
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}
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}
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mod regex {
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use super::*;
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fn nushell_git_log_oneline<'a>() -> Vec<Stub<'a>> {
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vec![Stub::FileWithContentToBeTrimmed(
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"nushell_git_log_oneline.txt",
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r#"
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ae87582c Fix missing invocation errors (#1846)
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b89976da let format access variables also (#1842)
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"#,
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)]
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}
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#[test]
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fn extracts_fields_with_all_named_groups() {
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Playground::setup("parse_test_regex_1", |dirs, sandbox| {
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sandbox.with_files(nushell_git_log_oneline());
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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 nushell_git_log_oneline.txt
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| parse --regex "(?P<Hash>\\w+) (?P<Message>.+) \\(#(?P<PR>\\d+)\\)"
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| get 1
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| get PR
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"#
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));
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assert_eq!(actual.out, "1842");
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})
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}
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#[test]
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fn extracts_fields_with_all_unnamed_groups() {
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Playground::setup("parse_test_regex_2", |dirs, sandbox| {
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sandbox.with_files(nushell_git_log_oneline());
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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 nushell_git_log_oneline.txt
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| parse --regex "(\\w+) (.+) \\(#(\\d+)\\)"
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| get 1
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| get Capture1
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"#
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));
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assert_eq!(actual.out, "b89976da");
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})
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}
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#[test]
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fn extracts_fields_with_named_and_unnamed_groups() {
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Playground::setup("parse_test_regex_3", |dirs, sandbox| {
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sandbox.with_files(nushell_git_log_oneline());
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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 nushell_git_log_oneline.txt
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| parse --regex "(?P<Hash>\\w+) (.+) \\(#(?P<PR>\\d+)\\)"
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| get 1
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| get Capture2
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"#
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));
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assert_eq!(actual.out, "let format access variables also");
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})
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}
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#[test]
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fn errors_with_invalid_regex() {
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Playground::setup("parse_test_regex_1", |dirs, sandbox| {
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sandbox.with_files(nushell_git_log_oneline());
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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 nushell_git_log_oneline.txt
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| parse --regex "(?P<Hash>\\w+ unfinished capture group"
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"#
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));
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assert!(actual.err.contains("unclosed group"));
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})
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}
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}
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