99 lines
2.9 KiB
Rust
99 lines
2.9 KiB
Rust
use std::{cell::RefCell, rc::Rc};
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use gpui::{
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Context, IntoElement, MouseButton, ParentElement as _, Render, Styled as _, TestAppContext,
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VisualTestContext, Window, div, point, px,
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};
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use gpui_native_core::select::Select;
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use gpui_native_theme::Theme;
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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enum Level {
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Low,
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Mid,
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High,
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}
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const LEVELS: [(Level, &str); 3] = [
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(Level::Low, "Low"),
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(Level::Mid, "Mid"),
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(Level::High, "High"),
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];
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type Changes = Rc<RefCell<Vec<Option<Level>>>>;
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struct Harness {
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value: Option<Level>,
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changes: Changes,
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}
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impl Render for Harness {
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fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
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let changes = self.changes.clone();
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let view = cx.entity();
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div().size_full().p_4().child(
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Select::new("level")
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.options(LEVELS)
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.selected(self.value)
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.on_change(move |next, _window, cx| {
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changes.borrow_mut().push(next);
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view.update(cx, |harness, cx| {
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harness.value = next;
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cx.notify();
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});
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}),
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)
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}
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}
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fn level_window() -> (TestAppContext, VisualTestContext, Changes) {
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let mut cx = TestAppContext::single();
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cx.update(Theme::init);
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let changes = Rc::new(RefCell::new(Vec::new()));
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let harness_changes = changes.clone();
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let window = cx.add_window(move |_, _| Harness {
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value: None,
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changes: harness_changes,
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});
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let mut visual = VisualTestContext::from_window(window.into(), &cx);
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visual.update(|window, cx| {
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window.draw(cx).clear(cx);
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});
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(cx, visual, changes)
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}
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fn click(visual: &mut VisualTestContext, position: gpui::Point<gpui::Pixels>) {
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visual.simulate_mouse_down(position, MouseButton::Left, gpui::Modifiers::default());
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visual.simulate_mouse_up(position, MouseButton::Left, gpui::Modifiers::default());
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}
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/// The trigger band is `16..46`; the panel hangs 4 px below it with a 4 px
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/// inner padding, so the three rows ride `~58..90`, `~90..122`, `~122..154`.
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/// Every option must answer a pointer press — a popup that clips its last
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/// item never does.
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#[test]
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fn every_option_row_answers_the_pointer() {
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let (_cx, mut visual, changes) = level_window();
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let expected = [
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(px(74.), Level::Low),
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(px(106.), Level::Mid),
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(px(138.), Level::High),
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];
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for (y, value) in expected {
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click(&mut visual, point(px(100.), px(31.)));
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visual.update(|window, cx| {
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window.draw(cx).clear(cx);
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});
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click(&mut visual, point(px(100.), y));
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visual.update(|window, cx| {
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window.draw(cx).clear(cx);
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});
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assert_eq!(
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changes.borrow().last(),
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Some(&Some(value)),
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"pressing {value:?}'s row must choose it"
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);
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}
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}
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