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df: simplify get_header() in test_block_size_1024

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This commit is contained in:
Daniel Hofstetter 2022-04-23 16:56:06 +02:00
parent 5088ddc377
commit 78dc90124e
1 changed files with 2 additions and 10 deletions
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12
tests/by-util/test_df.rs
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@ -378,19 +378,11 @@ fn test_iuse_percentage() {
#[test]
fn test_block_size_1024() {
fn get_header(block_size: u64) -> String {
// TODO When #3057 is resolved, we should just use
//
// new_ucmd!().arg("--output=size").succeeds().stdout_move_str();
//
// instead of parsing the entire `df` table as a string.
let output = new_ucmd!()
.args(&["-B", &format!("{}", block_size)])
.args(&["-B", &format!("{}", block_size), "--output=size"])
.succeeds()
.stdout_move_str();
let first_line = output.lines().next().unwrap();
let mut column_labels = first_line.split_whitespace();
let size_column_label = column_labels.nth(1).unwrap();
size_column_label.into()
output.lines().next().unwrap().to_string()
}
assert_eq!(get_header(1024), "1K-blocks");