double-o 0.8.0

Context-efficient command runner for AI coding agents
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49

use super::*;
use crate::classify::smart_truncate;

#[test]
fn identical_output_shows_all_lines() {
    let full = "error: one\nerror: two\nerror: three";
    assert!(shows_all_lines(full, full));
}

#[test]
fn dropped_middle_lines_are_not_shown() {
    let full = "first\nmiddle-a\nmiddle-b\nlast";
    let slice = "first\nlast";
    assert!(!shows_all_lines(full, slice));
}

#[test]
fn smart_truncate_join_case_is_not_shown() {
    // 100 lines: under MAX_LINES, so smart_truncate keeps all of them but
    // joins the 60/40 head and tail with no separator, fusing line 59 and 60.
    let full: String = (0..100).map(|i| format!("line {i}\n")).collect();
    let slice = smart_truncate(&full);
    assert!(slice.contains("line 59line 60"));
    assert!(!shows_all_lines(&full, &slice));
}

#[test]
fn trailing_empty_lines_and_final_newline_do_not_count() {
    let full = "alpha\nbeta";
    assert!(shows_all_lines(full, "alpha\nbeta\n"));
    assert!(shows_all_lines(full, "alpha\nbeta\n\n\n"));
    assert!(shows_all_lines("alpha\nbeta\n\n", "alpha\nbeta"));
}

#[test]
fn crlf_versus_lf_is_not_a_difference() {
    assert!(shows_all_lines("alpha\r\nbeta\r\n", "alpha\nbeta"));
    assert!(shows_all_lines("alpha\nbeta", "alpha\r\nbeta\r\n"));
}

#[test]
fn empty_versus_empty_shows_all_lines() {
    assert!(shows_all_lines("", ""));
}

#[test]
fn empty_slice_of_nonempty_output_is_not_shown() {
    assert!(!shows_all_lines("something failed", ""));
}