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local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local eq = helpers.eq
local exec_lua = helpers.exec_lua
local clear = helpers.clear
local feed = helpers.feed
local funcs = helpers.funcs
local inspect = require'vim.inspect'
describe('vim.ui_attach', function()
local screen
before_each(function()
clear()
exec_lua [[
ns = vim.api.nvim_create_namespace 'testspace'
events = {}
function on_event(event, ...)
events[#events+1] = {event, ...}
return true
end
function get_events()
local ret_events = events
events = {}
return ret_events
end
]]
screen = Screen.new(40,5)
screen:set_default_attr_ids({
[1] = {bold = true, foreground = Screen.colors.Blue1};
[2] = {bold = true};
[3] = {background = Screen.colors.Grey};
[4] = {background = Screen.colors.LightMagenta};
})
screen:attach()
end)
local function expect_events(expected)
local evs = exec_lua "return get_events(...)"
eq(expected, evs, inspect(evs))
end
it('can receive popupmenu events', function()
exec_lua [[ vim.ui_attach(ns, {ext_popupmenu=true}, on_event) ]]
feed('ifo')
screen:expect{grid=[[
fo^ |
{1:~ }|
{1:~ }|
{1:~ }|
{2:-- INSERT --} |
]]}
funcs.complete(1, {'food', 'foobar', 'foo'})
screen:expect{grid=[[
food^ |
{1:~ }|
{1:~ }|
{1:~ }|
{2:-- INSERT --} |
]]}
expect_events {
{ "popupmenu_show", { { "food", "", "", "" }, { "foobar", "", "", "" }, { "foo", "", "", "" } }, 0, 0, 0, 1 };
}
feed '<c-n>'
screen:expect{grid=[[
foobar^ |
{1:~ }|
{1:~ }|
{1:~ }|
{2:-- INSERT --} |
]]}
expect_events {
{ "popupmenu_select", 1 };
}
feed '<c-y>'
screen:expect{grid=[[
foobar^ |
{1:~ }|
{1:~ }|
{1:~ }|
{2:-- INSERT --} |
]], intermediate=true}
expect_events {
{ "popupmenu_hide" };
}
-- vim.ui_detach() stops events, and reenables builtin pum immediately
exec_lua [[
vim.ui_detach(ns)
vim.fn.complete(1, {'food', 'foobar', 'foo'})
]]
screen:expect{grid=[[
food^ |
{3:food }{1: }|
{4:foobar }{1: }|
{4:foo }{1: }|
{2:-- INSERT --} |
]]}
expect_events {
}
end)
it('does not crash on exit', function()
helpers.funcs.system({
helpers.nvim_prog,
'-u', 'NONE',
'-i', 'NONE',
'--cmd', [[ lua ns = vim.api.nvim_create_namespace 'testspace' ]],
'--cmd', [[ lua vim.ui_attach(ns, {ext_popupmenu=true}, function() end) ]],
'--cmd', 'quitall!',
})
eq(0, helpers.eval('v:shell_error'))
end)
it('can receive accurate message kinds even if they are history', function()
exec_lua([[
vim.cmd.echomsg("'message1'")
print('message2')
vim.ui_attach(ns, { ext_messages = true }, on_event)
vim.cmd.echomsg("'message3'")
]])
feed(':messages<cr>')
feed('<cr>')
local actual = exec_lua([[
return vim.tbl_filter(function (event)
return event[1] == "msg_history_show"
end, events)
]])
eq({
{
'msg_history_show',
{
{ 'echomsg', { { 0, 'message1' } } },
{ '', { { 0, 'message2' } } },
{ 'echomsg', { { 0, 'message3' } } },
},
},
}, actual, inspect(actual))
end)
end)
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