src/test/ui/match/issue-46920-byte-array-patterns.rs


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// run-pass
const CURSOR_PARTITION_LABEL: &'static [u8] = b"partition";
const CURSOR_EVENT_TYPE_LABEL: &'static [u8] = b"event_type";
const BYTE_PATTERN: &'static [u8; 5] = b"hello";

fn match_slice(x: &[u8]) -> u32 {
    match x {
        CURSOR_PARTITION_LABEL => 0,
        CURSOR_EVENT_TYPE_LABEL => 1,
        _ => 2,
    }
}

fn match_array(x: &[u8; 5]) -> bool {
    match x {
        BYTE_PATTERN => true,
        _ => false
    }
}

fn main() {
    assert_eq!(match_slice(b"abcde"), 2);
    assert_eq!(match_slice(b"event_type"), 1);
    assert_eq!(match_slice(b"partition"), 0);

    assert_eq!(match_array(b"hello"), true);
    assert_eq!(match_array(b"hella"), false);
}