Macro assert_emitted 

macro_rules! assert_emitted {
    ($actions:expr, $pattern:pat $(if $guard:expr)?) => { ... };
}

Assert that a specific action was emitted.

Example

use tui_dispatch::testing::assert_emitted;

let actions = harness.drain_emitted();
assert_emitted!(actions, Action::Increment);
assert_emitted!(actions, Action::SetValue(42));