rust/library/proc_macro/tests/test.rs

#![feature(proc_macro_span)]

use proc_macro::{LineColumn, Punct};

#[test]
fn test_line_column_ord() {
    let line0_column0 = LineColumn { line: 0, column: 0 };
    let line0_column1 = LineColumn { line: 0, column: 1 };
    let line1_column0 = LineColumn { line: 1, column: 0 };
    assert!(line0_column0 < line0_column1);
    assert!(line0_column1 < line1_column0);
}

#[test]
fn test_punct_eq() {
    // Good enough if it typechecks, since proc_macro::Punct can't exist in a test.
    fn _check(punct: Punct) {
        let _ = punct == ':';
    }
}