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split: loop over chars and remove char_from_digit function

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This commit is contained in:
John Shin 2023-08-11 18:36:08 -07:00
parent 84bfbb0e5a
commit 631b9892f6
1 changed files with 3 additions and 8 deletions
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11
tests/by-util/test_split.rs
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@ -375,11 +375,6 @@ fn file_read(at: &AtPath, filename: &str) -> String {
s s
} }
// TODO Use char::from_digit() in Rust v1.51.0 or later.
fn char_from_digit(n: usize) -> char {
(b'a' + n as u8) as char
}
/// Test for the default suffix length behavior: dynamically increasing size. /// Test for the default suffix length behavior: dynamically increasing size.
#[test] #[test]
fn test_alphabetic_dynamic_suffix_length() { fn test_alphabetic_dynamic_suffix_length() {
@ -396,9 +391,9 @@ fn test_alphabetic_dynamic_suffix_length() {
// //
ucmd.args(&["-b", "1", "sixhundredfiftyonebytes.txt"]) ucmd.args(&["-b", "1", "sixhundredfiftyonebytes.txt"])
.succeeds(); .succeeds();
for i in 0..25 { for i in b'a'..=b'y' {
for j in 0..26 { for j in b'a'..=b'z' {
let filename = format!("x{}{}", char_from_digit(i), char_from_digit(j),); let filename = format!("x{}{}", i as char, j as char);
let contents = file_read(&at, &filename); let contents = file_read(&at, &filename);
assert_eq!(contents, "a"); assert_eq!(contents, "a");
} }