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local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local luv = require('luv')
local neq, eq, command = helpers.neq, helpers.eq, helpers.command
local clear, curbufmeths = helpers.clear, helpers.curbufmeths
local exc_exec, expect, eval = helpers.exc_exec, helpers.expect, helpers.eval
local insert, pcall_err = helpers.insert, helpers.pcall_err
local matches = helpers.matches
local meths = helpers.meths
describe('eval-API', function()
before_each(clear)
it("work", function()
command("call nvim_command('let g:test = 1')")
eq(1, eval("nvim_get_var('test')"))
local buf = eval("nvim_get_current_buf()")
command("call nvim_buf_set_lines("..buf..", 0, -1, v:true, ['aa', 'bb'])")
expect([[
aa
bb]])
command("call nvim_win_set_cursor(0, [1, 1])")
command("call nvim_input('ax<esc>')")
expect([[
aax
bb]])
end)
it("throw errors for invalid arguments", function()
local err = exc_exec('call nvim_get_current_buf("foo")')
eq('Vim(call):E118: Too many arguments for function: nvim_get_current_buf', err)
err = exc_exec('call nvim_set_option("hlsearch")')
eq('Vim(call):E119: Not enough arguments for function: nvim_set_option', err)
err = exc_exec('call nvim_buf_set_lines(1, 0, -1, [], ["list"])')
eq('Vim(call):E5555: API call: Wrong type for argument 4 when calling nvim_buf_set_lines, expecting Boolean', err)
err = exc_exec('call nvim_buf_set_lines(0, 0, -1, v:true, "string")')
eq('Vim(call):E5555: API call: Wrong type for argument 5 when calling nvim_buf_set_lines, expecting ArrayOf(String)', err)
err = exc_exec('call nvim_buf_get_number("0")')
eq('Vim(call):E5555: API call: Wrong type for argument 1 when calling nvim_buf_get_number, expecting Buffer', err)
err = exc_exec('call nvim_buf_line_count(17)')
eq('Vim(call):E5555: API call: Invalid buffer id: 17', err)
end)
it('cannot change texts if textlocked', function()
command("autocmd TextYankPost <buffer> ++once call nvim_buf_set_lines(0, 0, -1, v:false, [])")
matches('Vim%(call%):E5555: API call: E565: Not allowed to change text or change window$',
pcall_err(command, "normal! yy"))
end)
it("use buffer numbers and windows ids as handles", function()
local screen = Screen.new(40, 8)
screen:attach()
local bnr = eval("bufnr('')")
local bhnd = eval("nvim_get_current_buf()")
local wid = eval("win_getid()")
local whnd = eval("nvim_get_current_win()")
eq(bnr, bhnd)
eq(wid, whnd)
command("new") -- creates new buffer and new window
local bnr2 = eval("bufnr('')")
local bhnd2 = eval("nvim_get_current_buf()")
local wid2 = eval("win_getid()")
local whnd2 = eval("nvim_get_current_win()")
eq(bnr2, bhnd2)
eq(wid2, whnd2)
neq(bnr, bnr2)
neq(wid, wid2)
-- 0 is synonymous to the current buffer
eq(bnr2, eval("nvim_buf_get_number(0)"))
command("bn") -- show old buffer in new window
eq(bnr, eval("nvim_get_current_buf()"))
eq(bnr, eval("bufnr('')"))
eq(bnr, eval("nvim_buf_get_number(0)"))
eq(wid2, eval("win_getid()"))
eq(whnd2, eval("nvim_get_current_win()"))
end)
it("get_lines and set_lines use NL to represent NUL", function()
curbufmeths.set_lines(0, -1, true, {"aa\0", "b\0b"})
eq({'aa\n', 'b\nb'}, eval("nvim_buf_get_lines(0, 0, -1, 1)"))
command('call nvim_buf_set_lines(0, 1, 2, v:true, ["xx", "\\nyy"])')
eq({'aa\0', 'xx', '\0yy'}, curbufmeths.get_lines(0, -1, 1))
end)
it("that are FUNC_ATTR_NOEVAL cannot be called", function()
-- Deprecated vim_ prefix is not exported.
local err = exc_exec('call vim_get_current_buffer("foo")')
eq('Vim(call):E117: Unknown function: vim_get_current_buffer', err)
-- Deprecated buffer_ prefix is not exported.
err = exc_exec('call buffer_line_count(0)')
eq('Vim(call):E117: Unknown function: buffer_line_count', err)
-- Functions deprecated before the api functions became available
-- in vimscript are not exported.
err = exc_exec('call buffer_get_line(0, 1)')
eq('Vim(call):E117: Unknown function: buffer_get_line', err)
-- some api functions are only useful from a msgpack-rpc channel
err = exc_exec('call nvim_subscribe("fancyevent")')
eq('Vim(call):E117: Unknown function: nvim_subscribe', err)
end)
it('have metadata accessible with api_info()', function()
local api_keys = eval("sort(keys(api_info()))")
eq({'error_types', 'functions', 'types',
'ui_events', 'ui_options', 'version'}, api_keys)
end)
it('are highlighted by vim.vim syntax file', function()
if luv.fs_stat("build/runtime/syntax/vim/generated.vim").uid == nil then
pending("runtime was not built, skipping test")
return
end
local screen = Screen.new(40, 8)
screen:attach()
screen:set_default_attr_ids({
[1] = {bold = true, foreground = Screen.colors.Brown},
[2] = {foreground = Screen.colors.DarkCyan},
[3] = {foreground = Screen.colors.SlateBlue},
[4] = {foreground = Screen.colors.Fuchsia},
[5] = {bold = true, foreground = Screen.colors.Blue},
})
command("set ft=vim")
command("let &rtp='build/runtime/,'.&rtp")
command("syntax on")
insert([[
call bufnr('%')
call nvim_input('typing...')
call not_a_function(42)]])
screen:expect([[
{1:call} {2:bufnr}{3:(}{4:'%'}{3:)} |
{1:call} {2:nvim_input}{3:(}{4:'typing...'}{3:)} |
{1:call} not_a_function{3:(}{4:42}{3:^)} |
{5:~ }|
{5:~ }|
{5:~ }|
{5:~ }|
|
]])
end)
it('cannot be called from sandbox', function()
eq('Vim(call):E48: Not allowed in sandbox',
pcall_err(command, "sandbox call nvim_input('ievil')"))
eq({''}, meths.buf_get_lines(0, 0, -1, true))
end)
it('converts blobs to API strings', function()
command('let g:v1 = nvim__id(0z68656c6c6f)')
command('let g:v2 = nvim__id(v:_null_blob)')
eq(1, eval('type(g:v1)'))
eq(1, eval('type(g:v2)'))
eq('hello', eval('g:v1'))
eq('', eval('g:v2'))
end)
end)
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