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local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local Screen = require('test.functional.ui.screen')
local fn = n.fn
local api = n.api
local command = n.command
local eq = t.eq
local exec_lua = n.exec_lua
local matches = t.matches
local pcall_err = t.pcall_err
before_each(function()
n.clear()
end)
describe('vim._with {buf = }', function()
it('does not trigger autocmd', function()
exec_lua [[
local new = vim.api.nvim_create_buf(false, true)
vim.api.nvim_create_autocmd( { 'BufEnter', 'BufLeave', 'BufWinEnter', 'BufWinLeave' }, {
callback = function() _G.n = (_G.n or 0) + 1 end
})
vim._with({buf = new}, function()
end)
assert(_G.n == nil)
]]
end)
it('trigger autocmd if changed within context', function()
exec_lua [[
local new = vim.api.nvim_create_buf(false, true)
vim.api.nvim_create_autocmd( { 'BufEnter', 'BufLeave', 'BufWinEnter', 'BufWinLeave' }, {
callback = function() _G.n = (_G.n or 0) + 1 end
})
vim._with({}, function()
vim.api.nvim_set_current_buf(new)
assert(_G.n ~= nil)
end)
]]
end)
it('can access buf options', function()
local buf1 = api.nvim_get_current_buf()
local buf2 = exec_lua [[
buf2 = vim.api.nvim_create_buf(false, true)
return buf2
]]
eq(false, api.nvim_get_option_value('autoindent', { buf = buf1 }))
eq(false, api.nvim_get_option_value('autoindent', { buf = buf2 }))
local val = exec_lua [[
return vim._with({buf = buf2}, function()
vim.cmd "set autoindent"
return vim.api.nvim_get_current_buf()
end)
]]
eq(false, api.nvim_get_option_value('autoindent', { buf = buf1 }))
eq(true, api.nvim_get_option_value('autoindent', { buf = buf2 }))
eq(buf1, api.nvim_get_current_buf())
eq(buf2, val)
end)
it('does not cause ml_get errors with invalid visual selection', function()
exec_lua [[
local api = vim.api
local t = function(s) return api.nvim_replace_termcodes(s, true, true, true) end
api.nvim_buf_set_lines(0, 0, -1, true, {"a", "b", "c"})
api.nvim_feedkeys(t "G<C-V>", "txn", false)
vim._with({buf = api.nvim_create_buf(false, true)}, function() vim.cmd "redraw" end)
]]
end)
it('can be nested crazily with hidden buffers', function()
eq(
true,
exec_lua([[
local function scratch_buf_call(fn)
local buf = vim.api.nvim_create_buf(false, true)
vim.api.nvim_set_option_value('cindent', true, {buf = buf})
return vim._with({buf = buf}, function()
return vim.api.nvim_get_current_buf() == buf
and vim.api.nvim_get_option_value('cindent', {buf = buf})
and fn()
end) and vim.api.nvim_buf_delete(buf, {}) == nil
end
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return scratch_buf_call(function()
return true
end)
end)
end)
end)
end)
end)
end)
end)
end)
end)
end)
end)
]])
)
end)
it('can return values by reference', function()
eq(
{ 4, 7 },
exec_lua [[
local val = {4, 10}
local ref = vim._with({ buf = 0}, function() return val end)
ref[2] = 7
return val
]]
)
end)
end)
describe('vim._with {win = }', function()
it('does not trigger autocmd', function()
exec_lua [[
local old = vim.api.nvim_get_current_win()
vim.cmd("new")
local new = vim.api.nvim_get_current_win()
vim.api.nvim_create_autocmd( { 'WinEnter', 'WinLeave' }, {
callback = function() _G.n = (_G.n or 0) + 1 end
})
vim._with({win = old}, function()
end)
assert(_G.n == nil)
]]
end)
it('trigger autocmd if changed within context', function()
exec_lua [[
local old = vim.api.nvim_get_current_win()
vim.cmd("new")
local new = vim.api.nvim_get_current_win()
vim.api.nvim_create_autocmd( { 'WinEnter', 'WinLeave' }, {
callback = function() _G.n = (_G.n or 0) + 1 end
})
vim._with({}, function()
vim.api.nvim_set_current_win(old)
assert(_G.n ~= nil)
end)
]]
end)
it('can access window options', function()
command('vsplit')
local win1 = api.nvim_get_current_win()
command('wincmd w')
local win2 = exec_lua [[
win2 = vim.api.nvim_get_current_win()
return win2
]]
command('wincmd p')
eq('', api.nvim_get_option_value('winhighlight', { win = win1 }))
eq('', api.nvim_get_option_value('winhighlight', { win = win2 }))
local val = exec_lua [[
return vim._with({win = win2}, function()
vim.cmd "setlocal winhighlight=Normal:Normal"
return vim.api.nvim_get_current_win()
end)
]]
eq('', api.nvim_get_option_value('winhighlight', { win = win1 }))
eq('Normal:Normal', api.nvim_get_option_value('winhighlight', { win = win2 }))
eq(win1, api.nvim_get_current_win())
eq(win2, val)
end)
it('does not cause ml_get errors with invalid visual selection', function()
-- Add lines to the current buffer and make another window looking into an empty buffer.
exec_lua [[
_G.api = vim.api
_G.t = function(s) return api.nvim_replace_termcodes(s, true, true, true) end
_G.win_lines = api.nvim_get_current_win()
vim.cmd "new"
_G.win_empty = api.nvim_get_current_win()
api.nvim_set_current_win(win_lines)
api.nvim_buf_set_lines(0, 0, -1, true, {"a", "b", "c"})
]]
-- Start Visual in current window, redraw in other window with fewer lines.
exec_lua [[
api.nvim_feedkeys(t "G<C-V>", "txn", false)
vim._with({win = win_empty}, function() vim.cmd "redraw" end)
]]
-- Start Visual in current window, extend it in other window with more lines.
exec_lua [[
api.nvim_feedkeys(t "<Esc>gg", "txn", false)
api.nvim_set_current_win(win_empty)
api.nvim_feedkeys(t "gg<C-V>", "txn", false)
vim._with({win = win_lines}, function() api.nvim_feedkeys(t "G<C-V>", "txn", false) end)
vim.cmd "redraw"
]]
end)
it('updates ruler if cursor moved', function()
local screen = Screen.new(30, 5)
screen:set_default_attr_ids {
[1] = { reverse = true },
[2] = { bold = true, reverse = true },
}
screen:attach()
exec_lua [[
_G.api = vim.api
vim.opt.ruler = true
local lines = {}
for i = 0, 499 do lines[#lines + 1] = tostring(i) end
api.nvim_buf_set_lines(0, 0, -1, true, lines)
api.nvim_win_set_cursor(0, {20, 0})
vim.cmd "split"
_G.win = api.nvim_get_current_win()
vim.cmd "wincmd w | redraw"
]]
screen:expect [[
19 |
{1:[No Name] [+] 20,1 3%}|
^19 |
{2:[No Name] [+] 20,1 3%}|
|
]]
exec_lua [[
vim._with({win = win}, function() api.nvim_win_set_cursor(0, {100, 0}) end)
vim.cmd "redraw"
]]
screen:expect [[
99 |
{1:[No Name] [+] 100,1 19%}|
^19 |
{2:[No Name] [+] 20,1 3%}|
|
]]
end)
it('can return values by reference', function()
eq(
{ 7, 10 },
exec_lua [[
local val = {4, 10}
local ref = vim._with({win = 0}, function() return val end)
ref[1] = 7
return val
]]
)
end)
it('layout in current tabpage does not affect windows in others', function()
command('tab split')
local t2_move_win = api.nvim_get_current_win()
command('vsplit')
local t2_other_win = api.nvim_get_current_win()
command('tabprevious')
matches('E36: Not enough room$', pcall_err(command, 'execute "split|"->repeat(&lines)'))
command('vsplit')
exec_lua('vim._with({win = ...}, function() vim.cmd.wincmd "J" end)', t2_move_win)
eq({ 'col', { { 'leaf', t2_other_win }, { 'leaf', t2_move_win } } }, fn.winlayout(2))
end)
end)
describe('vim._with {lockmarks = true}', function()
it('is reset', function()
local mark = exec_lua [[
vim.api.nvim_buf_set_lines(0, 0, 0, false, {"marky", "snarky", "malarkey"})
vim.api.nvim_buf_set_mark(0,"m",1,0, {})
vim._with({lockmarks = true}, function()
vim.api.nvim_buf_set_lines(0, 0, 2, false, {"mass", "mess", "moss"})
end)
return vim.api.nvim_buf_get_mark(0,"m")
]]
t.eq(mark, { 1, 0 })
end)
end)
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