test: properly test WinScrolled event

This commit is contained in:
zeertzjq 2022-04-11 16:35:46 +08:00
parent 53668a5815
commit 6be4fd888c

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@ -3,60 +3,72 @@ local helpers = require('test.functional.helpers')(after_each)
local clear = helpers.clear
local eq = helpers.eq
local eval = helpers.eval
local source = helpers.source
local command = helpers.command
local feed = helpers.feed
local meths = helpers.meths
describe('WinScrolled', function()
before_each(clear)
local win_id
before_each(function()
clear()
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()
source([[
set nowrap
let width = winwidth(0)
let line = '123' . repeat('*', width * 2)
let lines = [line, line]
call nvim_buf_set_lines(0, 0, -1, v:true, lines)
let g:scrolled = 0
autocmd WinScrolled * let g:scrolled += 1
execute "normal! \<C-e>"
]])
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()
source([[
set nowrap
let width = winwidth(0)
let line = '123' . repeat('*', width * 2)
let lines = [line, line]
call nvim_buf_set_lines(0, 0, -1, v:true, lines)
let g:scrolled = 0
autocmd WinScrolled * let g:scrolled += 1
execute "normal! zl"
]])
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 when the window scrolls in insert mode', function()
source([[
let height = winheight(0)
let lines = map(range(height * 2), {_, i -> string(i)})
call nvim_buf_set_lines(0, 0, -1, v:true, lines)
let g:scrolled = 0
autocmd WinScrolled * let g:scrolled += 1
call feedkeys("LA\<CR><Esc>", "n")
]])
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 when the window is resized', function()
source([[
let g:scrolled = 0
autocmd WinScrolled * let g:scrolled += 1
wincmd v
]])
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)