pdfcraft/crates/ui-egui/tests/theme_button.rs

42 lines
1.4 KiB
Rust

//! The title bar's theme button: a click cycles System, Light and Dark; a right-click opens the
//! menu with the appearance settings.
use egui_kittest::Harness;
use egui_kittest::kittest::Queryable;
use pdfcraft_ui_egui::PdfCraftApp;
fn harness() -> Harness<'static, PdfCraftApp> {
let mut h = Harness::builder().with_size(egui::vec2(1400.0, 900.0)).build_eframe(|_cc| {
let mut app = PdfCraftApp::new();
app.set_option("language", "en").unwrap();
app
});
h.run_steps(6);
h
}
fn preference(h: &Harness<'static, PdfCraftApp>) -> String {
format!("{:?}", h.state().theme_preference)
}
#[test]
fn a_click_cycles_the_theme_and_a_right_click_opens_the_menu() {
let mut h = harness();
assert_eq!(preference(&h), "Light", "new installs start Light");
for (label, next) in
[("Display theme: Light gray", "Dark"), ("Display theme: Dark gray", "System"), ("Display theme: Use system setting", "Light")]
{
h.get_by_label(label).click();
h.run_steps(4);
assert_eq!(preference(&h), next);
}
assert!(h.query_by_label("Appearance settings…").is_none(), "a plain click opens no menu");
h.get_by_label("Display theme: Light gray").click_secondary();
h.run_steps(4);
h.get_by_label("Appearance settings…").click();
h.run_steps(4);
h.run_steps(10);
assert!(h.query_by_label("Light theme").is_some(), "Preferences opens on Appearance");
}