slint/internal/core/tests.rs
2022-09-02 20:13:41 +02:00

93 lines
3.1 KiB
Rust

// Copyright © SixtyFPS GmbH <info@slint-ui.com>
// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-commercial
//! Functions useful for testing
#![warn(missing_docs)]
#![allow(unsafe_code)]
use crate::input::{KeyEvent, KeyEventType, KeyboardModifiers, MouseEvent};
use crate::window::WindowHandleAccess;
use crate::Coord;
use crate::SharedString;
/// Slint animations do not use real time, but use a mocked time.
/// Normally, the event loop update the time of the animation using
/// real time, but in tests, it is more convenient to use the fake time.
/// This function will add some milliseconds to the fake time
#[no_mangle]
pub extern "C" fn slint_mock_elapsed_time(time_in_ms: u64) {
crate::animations::CURRENT_ANIMATION_DRIVER.with(|driver| {
let mut tick = driver.current_tick();
tick += core::time::Duration::from_millis(time_in_ms);
driver.update_animations(tick)
})
}
/// Simulate a click on a position within the component.
#[no_mangle]
pub extern "C" fn slint_send_mouse_click(
component: &crate::component::ComponentRc,
x: Coord,
y: Coord,
window_adapter: &crate::window::WindowAdapterRc,
) {
let mut state = crate::input::MouseInputState::default();
let position = euclid::point2(x, y);
state = crate::input::process_mouse_input(
component.clone(),
MouseEvent::Moved { position },
window_adapter,
state,
);
state = crate::input::process_mouse_input(
component.clone(),
MouseEvent::Pressed { position, button: crate::items::PointerEventButton::Left },
window_adapter,
state,
);
slint_mock_elapsed_time(50);
crate::input::process_mouse_input(
component.clone(),
MouseEvent::Released { position, button: crate::items::PointerEventButton::Left },
window_adapter,
state,
);
}
/// Simulate a character input event.
#[no_mangle]
pub extern "C" fn send_keyboard_string_sequence(
sequence: &crate::SharedString,
modifiers: KeyboardModifiers,
window_adapter: &crate::window::WindowAdapterRc,
) {
for ch in sequence.chars() {
let mut modifiers = modifiers;
if ch.is_ascii_uppercase() {
modifiers.shift = true;
}
let mut buffer = [0; 6];
let text = SharedString::from(ch.encode_utf8(&mut buffer) as &str);
window_adapter.window().window_handle().process_key_input(&KeyEvent {
event_type: KeyEventType::KeyPressed,
text: text.clone(),
modifiers,
});
window_adapter.window().window_handle().process_key_input(&KeyEvent {
event_type: KeyEventType::KeyReleased,
text,
modifiers,
});
}
}
pub use alloc::string::ToString;
#[macro_export]
/// This macro allows producing debug output that will appear on stderr in regular builds
/// and in the console log for wasm builds.
macro_rules! debug_log {
($($t:tt)*) => ($crate::platform::PLATFORM_INSTANCE.with(|p| { use $crate::tests::ToString; p.get().map(|p| p.debug_log(&format_args!($($t)*).to_string()));}))
}