freya-components 0.5.0

use freya::prelude::*;
use freya_testing::prelude::*;

fn context_menu_app() -> impl IntoElement {
    rect().expanded().child(ContextMenuViewer::new()).child(
        rect()
            .expanded()
            .on_secondary_down(|_| {
                ContextMenu::open_from_down(Menu::new().child(MenuButton::new().child("Item")));
            })
            .child("Area"),
    )
}

fn menu_is_open(test: &mut TestingRunner) -> bool {
    test.find(|_, element| Label::try_downcast(element).filter(|l| l.text.as_ref() == "Item"))
        .is_some()
}

fn right_button(test: &mut TestingRunner, name: MouseEventName, cursor: (f64, f64)) {
    test.send_event(PlatformEvent::Mouse {
        name,
        cursor: cursor.into(),
        button: Some(MouseButton::Right),
    });
}

fn right_click(test: &mut TestingRunner, cursor: (f64, f64)) {
    right_button(test, MouseEventName::MouseDown, cursor);
    test.sync_and_update();
    right_button(test, MouseEventName::MouseUp, cursor);
    test.sync_and_update();
}

#[test]
pub fn context_menu_closes_with_a_single_click() {
    let mut test = launch_test(context_menu_app);
    test.sync_and_update();

    right_click(&mut test, (100.0, 100.0));
    assert!(menu_is_open(&mut test));

    test.click_cursor((400.0, 400.0));
    assert!(!menu_is_open(&mut test));

    right_click(&mut test, (100.0, 100.0));
    right_click(&mut test, (300.0, 200.0));
    assert!(menu_is_open(&mut test));

    test.click_cursor((400.0, 400.0));
    assert!(!menu_is_open(&mut test));
}

#[test]
pub fn context_menu_closes_with_a_single_click_after_a_fast_open() {
    let mut test = launch_test(context_menu_app);
    test.sync_and_update();

    // A fast click's release is processed before the menu has mounted
    right_button(&mut test, MouseEventName::MouseDown, (100.0, 100.0));
    right_button(&mut test, MouseEventName::MouseUp, (100.0, 100.0));
    test.sync_and_update();
    assert!(menu_is_open(&mut test));

    test.click_cursor((400.0, 400.0));
    assert!(!menu_is_open(&mut test));
}

#[test]
pub fn context_menu_closes_with_escape() {
    let mut test = launch_test(context_menu_app);
    test.sync_and_update();

    right_click(&mut test, (100.0, 100.0));
    assert!(menu_is_open(&mut test));

    test.press_key(Key::Named(NamedKey::Escape));
    test.sync_and_update();
    assert!(!menu_is_open(&mut test));
}