/// Shared test timeouts. Flutter-free on purpose, so both `dart test` /// (the pty / ipc suites) and `flutter test` files can import it. library; /// Generous timeout for waiting on real external I/O — PTY output, fs /// watcher events, socket round-trips. A working path responds in well /// under a second; this is pure headroom so transient scheduling latency /// doesn't flake the gate. A genuinely broken path still fails — just /// later. Tune here, once, rather than scattering magic seconds. const Duration ioTimeout = Duration(seconds: 20);