balls 0.5.9

Git-native task tracker for parallel agent workflows
Documentation 
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use super::*;

#[test]
fn unreserved_bytes_pass_through_untouched() {
    assert_eq!(percent_encode("aZ09-._~"), "aZ09-._~");
}

#[test]
fn a_path_encodes_to_one_slash_free_component() {
    let enc = percent_encode("/home/mark/dev/balls");
    assert_eq!(enc, "%2Fhome%2Fmark%2Fdev%2Fballs");
    assert!(!enc.contains('/'));
}

#[test]
fn dot_dot_is_neutralized_only_in_slashes() {
    // `.` is unreserved, so `..` survives, but a separator never does —
    // the encoded value can never escape its parent directory.
    assert_eq!(percent_encode("../x"), "..%2Fx");
}

#[test]
fn a_remote_url_encodes_to_one_component() {
    assert_eq!(
        percent_encode("git@github.com:mudbungie/balls.git"),
        "git%40github.com%3Amudbungie%2Fballs.git"
    );
}

#[test]
fn both_hex_nibbles_appear_uppercase() {
    // 0x1f exercises the low nibble's `< 10` and high nibble's `>= 10`
    // arms in one byte; 0xf0-style bytes the reverse.
    assert_eq!(percent_encode("\x1f"), "%1F");
    assert_eq!(percent_encode("\u{007f}"), "%7F");
}

#[test]
fn multibyte_utf8_encodes_every_continuation_byte() {
    assert_eq!(percent_encode("é"), "%C3%A9");
}

#[test]
fn decode_is_the_exact_inverse_of_encode() {
    // A path, a URL, and a multibyte string all round-trip — every `%XX` the
    // encoder emits (both hex-nibble arms, continuation bytes) decodes back.
    for s in ["/home/mark/dev/balls", "git@github.com:mudbungie/balls.git", "é", "aZ09-._~"] {
        assert_eq!(percent_decode(&percent_encode(s)).as_deref(), Some(s));
    }
}

#[test]
fn decode_declines_a_malformed_or_non_utf8_escape() {
    assert_eq!(percent_decode("%"), None); // `%` with no digits
    assert_eq!(percent_decode("%2"), None); // `%` with one digit
    assert_eq!(percent_decode("%2G"), None); // second digit not hex
    assert_eq!(percent_decode("%GG"), None); // first digit not hex
    assert_eq!(percent_decode("%FF"), None); // 0xFF alone is not valid UTF-8
}