macro_rules! test {
    (ignore, $syntax:expr, $tr:expr, $test_name:ident, $input:expr, $expected:expr) => { ... };
    ($syntax:expr, $tr:expr, $test_name:ident, $input:expr, $expected:expr) => { ... };
    ($syntax:expr, $tr:expr, $test_name:ident, $input:expr, $expected:expr, ok_if_code_eq) => { ... };
}
Expand description

Test transformation.