// file: crates/engines/engine-v1-sdl/unit_tests/swipe.rs
// version: 1

fn pointer(x: f32, y: f32) -> engine_v1_common::PointerState {
    return engine_v1_common::PointerState::normalized(true, x, y);
}

#[test]
fn short_gesture_does_not_emit_direction() {
    let input = super::apply_swipe_direction(engine_v1_common::InputState::none(), Some(pointer(0.5, 0.5)), pointer(0.52, 0.51));
    assert!(!input.is_active(engine_v1_common::GameAction::Left));
    assert!(!input.is_active(engine_v1_common::GameAction::Right));
    assert!(!input.is_active(engine_v1_common::GameAction::Up));
    assert!(!input.is_active(engine_v1_common::GameAction::Down));
}

#[test]
fn horizontal_swipe_uses_dominant_axis() {
    let input = super::apply_swipe_direction(engine_v1_common::InputState::none(), Some(pointer(0.7, 0.5)), pointer(0.2, 0.55));
    assert!(input.is_active(engine_v1_common::GameAction::Left));
}

#[test]
fn vertical_swipe_uses_dominant_axis() {
    let input = super::apply_swipe_direction(engine_v1_common::InputState::none(), Some(pointer(0.5, 0.8)), pointer(0.55, 0.2));
    assert!(input.is_active(engine_v1_common::GameAction::Up));
}