diff --git a/zed/src/editor/buffer_view.rs b/zed/src/editor/buffer_view.rs index 9a496b6dee..ee36b73b36 100644 --- a/zed/src/editor/buffer_view.rs +++ b/zed/src/editor/buffer_view.rs @@ -2632,6 +2632,80 @@ mod tests { }); } + #[test] + fn test_canceling_pending_selection() { + App::test((), |app| { + let buffer = + app.add_model(|ctx| Buffer::new(0, "aaaaaa\nbbbbbb\ncccccc\ndddddd\n", ctx)); + let settings = settings::channel(&app.font_cache()).unwrap().1; + let (_, view) = app.add_window(|ctx| BufferView::for_buffer(buffer, settings, ctx)); + + view.update(app, |view, ctx| { + view.begin_selection(DisplayPoint::new(2, 2), false, ctx); + }); + assert_eq!( + view.read(app).selection_ranges(app.as_ref()), + [DisplayPoint::new(2, 2)..DisplayPoint::new(2, 2)] + ); + + view.update(app, |view, ctx| { + view.update_selection(DisplayPoint::new(3, 3), Vector2F::zero(), ctx); + }); + assert_eq!( + view.read(app).selection_ranges(app.as_ref()), + [DisplayPoint::new(2, 2)..DisplayPoint::new(3, 3)] + ); + + view.update(app, |view, ctx| { + view.cancel(&(), ctx); + view.update_selection(DisplayPoint::new(1, 1), Vector2F::zero(), ctx); + }); + assert_eq!( + view.read(app).selection_ranges(app.as_ref()), + [DisplayPoint::new(2, 2)..DisplayPoint::new(3, 3)] + ); + }); + } + + #[test] + fn test_cancel() { + App::test((), |app| { + let buffer = + app.add_model(|ctx| Buffer::new(0, "aaaaaa\nbbbbbb\ncccccc\ndddddd\n", ctx)); + let settings = settings::channel(&app.font_cache()).unwrap().1; + let (_, view) = app.add_window(|ctx| BufferView::for_buffer(buffer, settings, ctx)); + + view.update(app, |view, ctx| { + view.begin_selection(DisplayPoint::new(3, 4), false, ctx); + view.update_selection(DisplayPoint::new(1, 1), Vector2F::zero(), ctx); + view.end_selection(ctx); + + view.begin_selection(DisplayPoint::new(0, 1), true, ctx); + view.update_selection(DisplayPoint::new(0, 3), Vector2F::zero(), ctx); + view.end_selection(ctx); + }); + assert_eq!( + view.read(app).selection_ranges(app.as_ref()), + [ + DisplayPoint::new(0, 1)..DisplayPoint::new(0, 3), + DisplayPoint::new(3, 4)..DisplayPoint::new(1, 1), + ] + ); + + view.update(app, |view, ctx| view.cancel(&(), ctx)); + assert_eq!( + view.read(app).selection_ranges(app.as_ref()), + [DisplayPoint::new(3, 4)..DisplayPoint::new(1, 1)] + ); + + view.update(app, |view, ctx| view.cancel(&(), ctx)); + assert_eq!( + view.read(app).selection_ranges(app.as_ref()), + [DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1)] + ); + }); + } + #[test] fn test_layout_line_numbers() { App::test((), |app| {