Macro e2e_test 

macro_rules! e2e_test {
    ($name:ident, $body:expr) => { ... };
}

Macro for creating E2E tests with automatic harness setup and cleanup

Example

e2e_test!(test_basic_hook, |harness| {
    let result = harness.exec_rch(["--help"]).unwrap();
    harness.assert_success(&result, "rch --help").unwrap();
});