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local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear = helpers.clear
local eq = helpers.eq
local eval = helpers.eval
local exec = helpers.exec
local command = helpers.command
local feed = helpers.feed
local meths = helpers.meths
local assert_alive = helpers.assert_alive
before_each(clear)
describe('WinScrolled', function()
local win_id
before_each(function()
win_id = meths.get_current_win().id
command(string.format('autocmd WinScrolled %d let g:matched = v:true', win_id))
command('let g:scrolled = 0')
command('autocmd WinScrolled * let g:scrolled += 1')
command([[autocmd WinScrolled * let g:amatch = str2nr(expand('<amatch>'))]])
command([[autocmd WinScrolled * let g:afile = str2nr(expand('<afile>'))]])
end)
after_each(function()
eq(true, eval('g:matched'))
eq(win_id, eval('g:amatch'))
eq(win_id, eval('g:afile'))
end)
it('is triggered by scrolling vertically', function()
local lines = {'123', '123'}
meths.buf_set_lines(0, 0, -1, true, lines)
eq(0, eval('g:scrolled'))
feed('<C-E>')
eq(1, eval('g:scrolled'))
end)
it('is triggered by scrolling horizontally', function()
command('set nowrap')
local width = meths.win_get_width(0)
local line = '123' .. ('*'):rep(width * 2)
local lines = {line, line}
meths.buf_set_lines(0, 0, -1, true, lines)
eq(0, eval('g:scrolled'))
feed('zl')
eq(1, eval('g:scrolled'))
end)
it('is triggered by horizontal scrolling from cursor move', function()
command('set nowrap')
local lines = {'', '', 'Foo'}
meths.buf_set_lines(0, 0, -1, true, lines)
meths.win_set_cursor(0, {3, 0})
eq(0, eval('g:scrolled'))
feed('zl')
eq(1, eval('g:scrolled'))
feed('zl')
eq(2, eval('g:scrolled'))
feed('h')
eq(3, eval('g:scrolled'))
end)
it('is triggered by scrolling on a long wrapped line #19968', function()
local height = meths.win_get_height(0)
local width = meths.win_get_width(0)
meths.buf_set_lines(0, 0, -1, true, {('foo'):rep(height * width)})
meths.win_set_cursor(0, {1, height * width - 1})
eq(0, eval('g:scrolled'))
feed('gj')
eq(1, eval('g:scrolled'))
feed('0')
eq(2, eval('g:scrolled'))
feed('$')
eq(3, eval('g:scrolled'))
end)
it('is triggered when the window scrolls in Insert mode', function()
local height = meths.win_get_height(0)
local lines = {}
for i = 1, height * 2 do
lines[i] = tostring(i)
end
meths.buf_set_lines(0, 0, -1, true, lines)
feed('L')
eq(0, eval('g:scrolled'))
feed('A<CR><Esc>')
eq(1, eval('g:scrolled'))
end)
end)
describe('WinScrolled', function()
-- oldtest: Test_WinScrolled_mouse()
it('is triggered by mouse scrolling in another window', function()
local screen = Screen.new(75, 10)
screen:attach()
exec([[
set nowrap scrolloff=0
set mouse=a
call setline(1, ['foo']->repeat(32))
split
let g:scrolled = 0
au WinScrolled * let g:scrolled += 1
]])
eq(0, eval('g:scrolled'))
-- With the upper split focused, send a scroll-down event to the unfocused one.
meths.input_mouse('wheel', 'down', '', 0, 6, 0)
eq(1, eval('g:scrolled'))
-- Again, but this time while we're in insert mode.
feed('i')
meths.input_mouse('wheel', 'down', '', 0, 6, 0)
feed('<Esc>')
eq(2, eval('g:scrolled'))
end)
-- oldtest: Test_WinScrolled_close_curwin()
it('closing window does not cause use-after-free #13265', function()
exec([[
set nowrap scrolloff=0
call setline(1, ['aaa', 'bbb'])
vsplit
au WinScrolled * close
]])
-- This was using freed memory
feed('<C-E>')
assert_alive()
end)
it('is triggered by mouse scrolling in unfocused floating window #18222', function()
local screen = Screen.new(80, 24)
screen:attach()
local buf = meths.create_buf(true, true)
meths.buf_set_lines(buf, 0, -1, false, {'a', 'b', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n'})
local win = meths.open_win(buf, false, {
height = 5,
width = 10,
col = 0,
row = 1,
relative = 'editor',
style = 'minimal'
})
exec([[
let g:scrolled = 0
autocmd WinScrolled * let g:scrolled += 1
autocmd WinScrolled * let g:amatch = expand('<amatch>')
]])
eq(0, eval('g:scrolled'))
meths.input_mouse('wheel', 'down', '', 0, 3, 3)
eq(1, eval('g:scrolled'))
eq(tostring(win.id), eval('g:amatch'))
meths.input_mouse('wheel', 'down', '', 0, 3, 3)
eq(2, eval('g:scrolled'))
eq(tostring(win.id), eval('g:amatch'))
end)
end)
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