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df: allow sizes with a suffix for --block-size

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Fixes #3416
This commit is contained in:
Daniel Hofstetter 2022-04-23 16:44:48 +02:00
parent ed5bd136d4
commit 0f13de4e1a
2 changed files with 29 additions and 3 deletions
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25
tests/by-util/test_df.rs
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@ -394,6 +394,31 @@ fn test_block_size_1024() {
assert_eq!(get_header(34 * 1024 * 1024 * 1024), "34G-blocks");
}
#[test]
fn test_block_size_with_suffix() {
fn get_header(block_size: &str) -> String {
let output = new_ucmd!()
.args(&["-B", block_size, "--output=size"])
.succeeds()
.stdout_move_str();
output.lines().next().unwrap().to_string()
}
assert_eq!(get_header("K"), "1K-blocks");
assert_eq!(get_header("M"), "1M-blocks");
assert_eq!(get_header("G"), "1G-blocks");
assert_eq!(get_header("1K"), "1K-blocks");
assert_eq!(get_header("1M"), "1M-blocks");
assert_eq!(get_header("1G"), "1G-blocks");
assert_eq!(get_header("1KiB"), "1K-blocks");
assert_eq!(get_header("1MiB"), "1M-blocks");
assert_eq!(get_header("1GiB"), "1G-blocks");
// TODO enable the following asserts when #3193 is resolved
//assert_eq!(get_header("1KB"), "1kB-blocks");
//assert_eq!(get_header("1MB"), "1MB-blocks");
//assert_eq!(get_header("1GB"), "1GB-blocks");
}
#[test]
fn test_output_selects_columns() {
let output = new_ucmd!()