nushell/crates/nu-cli/tests/commands/headers.rs
Sam Hedin ae5f3c8210
WIP: 1486/first row as headers (#1530)
* headers plugin

* Remove plugin

* Add non-functioning headers command

* Add ability to extract headers from first row

* Refactor header extraction

* Rebuild indexmap with proper headers

* Rebuild result properly

* Compiling, probably wrapped too much?

* Refactoring

* Deal with case of empty header cell

* Deal with case of empty header cell

* Fix formatting

* Fix linting, attempt 2.

* Move whole_stream_command(Headers) to more appropriate section

* ... more linting

* Return Err(ShellError...) instead of panic, yield each row instead of entire table

* Insert Column[index] if no header info is found.

* Update error description

* Add initial test

* Add tests for headers command

* Lint test cases in headers

* Change ShellError for headers, Add sample_headers file to utils.rs

* Add empty sheet to test file

* Revert "Add empty sheet to test file"

This reverts commit a4bf38a31d.

* Show error message when given empty table
2020-03-29 15:05:57 +13:00

32 lines
657 B
Rust

use nu_test_support::{nu, pipeline};
#[test]
fn headers_uses_first_row_as_header() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
open sample_headers.xlsx
| get Sheet1
| headers
| get header0
| from-json"#
));
assert_eq!(actual, "r1c0r2c0")
}
#[test]
fn headers_adds_missing_column_name() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
open sample_headers.xlsx
| get Sheet1
| headers
| get Column1
| from-json"#
));
assert_eq!(actual, "r1c1r2c1")
}