forked from extern/nushell
cdc4fb1011
fix `detect columns` with flag `-c, --combine-columns` run failed when using some range - fixes #9653 fix #9653 the cmd detect columns with the flag -c, --combine-columns run failed when using some range. add unit test for the command `detect columns` ```text Attempt to automatically split text into multiple columns. Usage: > detect columns {flags} Flags: -h, --help - Display the help message for this command -s, --skip <Int> - number of rows to skip before detecting -n, --no-headers - don't detect headers -c, --combine-columns <Range> - columns to be combined; listed as a range Signatures: <string> | detect columns -> <table> Examples: Splits string across multiple columns > 'a b c' | detect columns -n ╭───┬─────────┬─────────┬─────────╮ │ # │ column0 │ column1 │ column2 │ ├───┼─────────┼─────────┼─────────┤ │ 0 │ a │ b │ c │ ╰───┴─────────┴─────────┴─────────╯ Splits a multi-line string into columns with headers detected > $'c1 c2 c3 c4 c5(char nl)a b c d e' | detect columns ╭───┬────┬────┬────┬────┬────╮ │ # │ c1 │ c2 │ c3 │ c4 │ c5 │ ├───┼────┼────┼────┼────┼────┤ │ 0 │ a │ b │ c │ d │ e │ ╰───┴────┴────┴────┴────┴────╯ > $'c1 c2 c3 c4 c5(char nl)a b c d e' | detect columns -c 0..1 ╭───┬─────┬────┬────┬────╮ │ # │ c1 │ c3 │ c4 │ c5 │ ├───┼─────┼────┼────┼────┤ │ 0 │ a b │ c │ d │ e │ ╰───┴─────┴────┴────┴────╯ Splits a multi-line string into columns with headers detected > $'c1 c2 c3 c4 c5(char nl)a b c d e' | detect columns -c -2..-1 ╭───┬────┬────┬────┬─────╮ │ # │ c1 │ c2 │ c3 │ c4 │ ├───┼────┼────┼────┼─────┤ │ 0 │ a │ b │ c │ d e │ ╰───┴────┴────┴────┴─────╯ Splits a multi-line string into columns with headers detected > $'c1 c2 c3 c4 c5(char nl)a b c d e' | detect columns -c 2.. ╭───┬────┬────┬───────╮ │ # │ c1 │ c2 │ c3 │ ├───┼────┼────┼───────┤ │ 0 │ a │ b │ c d e │ ╰───┴────┴────┴───────╯ Parse external ls command and combine columns for datetime > ^ls -lh | detect columns --no-headers --skip 1 --combine-columns 5..7 ```
66 lines
1.6 KiB
Rust
66 lines
1.6 KiB
Rust
use nu_test_support::{nu, playground::Playground};
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#[test]
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fn detect_columns() {
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let cases = [(
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"$\"c1 c2 c3 c4 c5(char nl)a b c d e\"",
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"[[c1,c2,c3,c4,c5]; [a,b,c,d,e]]",
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)];
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Playground::setup("detect_columns_test_1", |dirs, _| {
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for case in cases.into_iter() {
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let out = nu!(
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cwd: dirs.test(),
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"({} | detect columns) == {}",
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case.0,
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case.1
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);
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assert_eq!(
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out.out, "true",
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"({} | detect columns) == {}",
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case.0, case.1
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);
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}
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});
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}
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#[test]
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fn detect_columns_with_flag_c() {
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let cases = [
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(
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"$\"c1 c2 c3 c4 c5(char nl)a b c d e\"",
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"[[c1,c3,c4,c5]; ['a b',c,d,e]]",
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"0..1",
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),
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(
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"$\"c1 c2 c3 c4 c5(char nl)a b c d e\"",
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"[[c1,c2,c3,c4]; [a,b,c,'d e']]",
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"(-2)..(-1)",
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),
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(
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"$\"c1 c2 c3 c4 c5(char nl)a b c d e\"",
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"[[c1,c2,c3]; [a,b,'c d e']]",
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"2..",
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),
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];
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Playground::setup("detect_columns_test_1", |dirs, _| {
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for case in cases.into_iter() {
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let out = nu!(
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cwd: dirs.test(),
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"({} | detect columns -c {}) == {}",
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case.0,
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case.2,
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case.1,
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);
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assert_eq!(
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out.out, "true",
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"({} | detect columns -c {}) == {}",
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case.0, case.2, case.1
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);
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}
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});
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}
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