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test(ui/screen_basic_spec): scrolling behind floating window #38993

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validate scrolling behavior in the presence of floating windows.
This commit is contained in:
jdrouhard
2026-04-13 06:54:07 -05:00
committed by GitHub
parent 53a29dce0e
commit eb9cda5fcf
1 changed files with 93 additions and 0 deletions
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93
test/functional/ui/screen_basic_spec.lua
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@@ -62,6 +62,12 @@ local function screen_tests(linegrid)
[6] = { bold = true, foreground = Screen.colors.Fuchsia },
[7] = { bold = true, foreground = Screen.colors.SeaGreen },
[8] = { foreground = Screen.colors.White, background = Screen.colors.Red },
[9] = { background = Screen.colors.LightMagenta },
[10] = {
background = Screen.colors.LightMagenta,
foreground = Screen.colors.Blue1,
bold = true,
},
})
end)
@@ -560,6 +566,93 @@ local function screen_tests(linegrid)
|
]])
end)
it('recomposes lines when floating window is positioned over scroll region', function()
local scroll_events = 0
local original = screen._handle_grid_scroll
screen._handle_grid_scroll = function(...)
scroll_events = scroll_events + 1
return original(...)
end
local buf = api.nvim_create_buf(false, false)
api.nvim_open_win(
buf,
false,
{ relative = 'editor', width = 10, height = 2, row = 3, col = 0 }
)
screen:expect([[
and │and │and |
clearing │clearing │clearing |
in │in │in |
{9: } │split │split |
{10:~ } │windows │windows |
^ │ │ |
{1:[No Name] [+] }{3:[No Name] [+] [No Name] [+] }|
clearing |
in |
split |
windows |
|
{3:[No Name] [+] }|
|
]])
feed('gg')
screen:expect([[
^Inserting │and │and |
text │clearing │clearing |
with │in │in |
{9: } │split │split |
{10:~ } │windows │windows |
to │ │ |
{1:[No Name] [+] }{3:[No Name] [+] [No Name] [+] }|
clearing |
in |
split |
windows |
|
{3:[No Name] [+] }|
|
]])
eq(0, scroll_events)
feed('<c-f>')
screen:expect([[
^lines │and │and |
to │clearing │clearing |
test │in │in |
{9: } │split │split |
{10:~ } │windows │windows |
clearing │ │ |
{1:[No Name] [+] }{3:[No Name] [+] [No Name] [+] }|
clearing |
in |
split |
windows |
|
{3:[No Name] [+] }|
|
]])
eq(0, scroll_events)
feed('<c-w>jHk')
screen:expect([[
lines │and │and |
to │clearing │clearing |
test │in │in |
{9: } │split │split |
{10:~ } │windows │windows |
clearing │ │ |
{3:[No Name] [+] [No Name] [+] [No Name] [+] }|
^and |
clearing |
in |
split |
windows |
{1:[No Name] [+] }|
|
]])
eq(1, scroll_events)
end)
end)
describe('resize', function()