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Add test for double clicking to insert a gradient stop (#2527)

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gradient tool test: Double click to insert a gradient stop

Co-authored-by: James Lindsay <78500760+0HyperCube@users.noreply.github.com>
This commit is contained in:
Sidharth-Singh10 2025-04-11 19:56:07 +05:30 • committed by GitHub
parent 0d10ad2161
commit e4d998a400
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55
editor/src/messages/tool/tool_messages/gradient_tool.rs
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@ -522,6 +522,8 @@ impl Fsm for GradientToolFsmState {
#[cfg(test)]
mod test_gradient {
use crate::messages::input_mapper::utility_types::input_mouse::EditorMouseState;
use crate::messages::input_mapper::utility_types::input_mouse::ScrollDelta;
use crate::messages::portfolio::document::{graph_operation::utility_types::TransformIn, utility_types::misc::GroupFolderType};
pub use crate::test_utils::test_prelude::*;
use glam::DAffine2;
@ -645,4 +647,57 @@ mod test_gradient {
assert!(transform.transform_point2(gradient.start).abs_diff_eq(DVec2::new(2., 3.), 1e-10));
assert!(transform.transform_point2(gradient.end).abs_diff_eq(DVec2::new(24., 4.), 1e-10));
}
#[tokio::test]
async fn double_click_insert_stop() {
let mut editor = EditorTestUtils::create();
editor.new_document().await;
editor.drag_tool(ToolType::Rectangle, -5., -3., 100., 100., ModifierKeys::empty()).await;
editor.select_primary_color(Color::GREEN).await;
editor.select_secondary_color(Color::BLUE).await;
editor.drag_tool(ToolType::Gradient, 0., 0., 100., 0., ModifierKeys::empty()).await;
// Get initial gradient state (should have 2 stops)
let initial_fills = get_fills(&mut editor).await;
assert_eq!(initial_fills.len(), 1);
let (initial_fill, _) = initial_fills.first().unwrap();
let initial_gradient = initial_fill.as_gradient().unwrap();
assert_eq!(initial_gradient.stops.len(), 2);
editor.select_tool(ToolType::Gradient).await;
// Simulate a double click
let click_position = DVec2::new(50., 0.);
let modifier_keys = ModifierKeys::empty();
// Send the DoubleClick event
editor
.handle_message(InputPreprocessorMessage::DoubleClick {
editor_mouse_state: EditorMouseState {
editor_position: click_position,
mouse_keys: MouseKeys::LEFT,
scroll_delta: ScrollDelta::default(),
},
modifier_keys,
})
.await;
// Check that a new stop has been added
let updated_fills = get_fills(&mut editor).await;
assert_eq!(updated_fills.len(), 1);
let (updated_fill, _) = updated_fills.first().unwrap();
let updated_gradient = updated_fill.as_gradient().unwrap();
assert_eq!(updated_gradient.stops.len(), 3);
let positions: Vec<f64> = updated_gradient.stops.iter().map(|(pos, _)| *pos).collect();
assert!(
positions.iter().any(|pos| (pos - 0.5).abs() < 0.1),
"Expected to find a stop near position 0.5, but found: {:?}",
positions
);
}
}