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local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local Screen = require('test.functional.ui.screen')
local clear = n.clear
local connect = n.connect
local get_session = n.get_session
local eq = t.eq
local fn = n.fn
local is_os = t.is_os
local nvim_prog = n.nvim_prog
describe('has()', function()
before_each(clear)
it('"nvim-x.y.z"', function()
eq(0, fn.has('nvim-'))
eq(0, fn.has('nvim- '))
eq(0, fn.has('nvim- \t '))
eq(0, fn.has('nvim-0. 1. 1'))
eq(0, fn.has('nvim-0. 1.1'))
eq(0, fn.has('nvim-0.1. 1'))
eq(0, fn.has('nvim-a'))
eq(0, fn.has('nvim-a.b.c'))
eq(0, fn.has('nvim-0.b.c'))
eq(0, fn.has('nvim-0.0.c'))
eq(0, fn.has('nvim-0.b.0'))
eq(0, fn.has('nvim-a.b.0'))
eq(0, fn.has('nvim-.0.0.0'))
eq(0, fn.has('nvim-.0'))
eq(0, fn.has('nvim-0.'))
eq(0, fn.has('nvim-0..'))
eq(0, fn.has('nvim-.'))
eq(0, fn.has('nvim-..'))
eq(0, fn.has('nvim-...'))
eq(0, fn.has('nvim-42'))
eq(0, fn.has('nvim-9999'))
eq(0, fn.has('nvim-99.001.05'))
eq(1, fn.has('nvim'))
eq(1, fn.has('nvim-0'))
eq(1, fn.has('nvim-0.1'))
eq(1, fn.has('nvim-0.0.0'))
eq(1, fn.has('nvim-0.1.1.'))
eq(1, fn.has('nvim-0.1.1.abc'))
eq(1, fn.has('nvim-0.1.1..'))
eq(1, fn.has('nvim-0.1.1.. ..'))
eq(1, fn.has('nvim-0.1.1.... '))
eq(1, fn.has('nvim-0.0.0'))
eq(1, fn.has('nvim-0.0.1'))
eq(1, fn.has('nvim-0.1.0'))
eq(1, fn.has('nvim-0.1.1'))
eq(1, fn.has('nvim-0.1.5'))
eq(1, fn.has('nvim-0000.001.05'))
eq(1, fn.has('nvim-0.01.005'))
eq(1, fn.has('nvim-00.001.05'))
end)
it('"unnamedplus"', function()
if (not is_os('win')) and fn.has('clipboard') == 1 then
eq(1, fn.has('unnamedplus'))
else
eq(0, fn.has('unnamedplus'))
end
end)
it('"wsl"', function()
local is_wsl = vim.uv.os_uname()['release']:lower():match('microsoft') and true or false
if is_wsl then
eq(1, fn.has('wsl'))
else
eq(0, fn.has('wsl'))
end
end)
it('"gui_running"', function()
eq(0, fn.has('gui_running'))
local tui_session = get_session()
local gui_session = connect(fn.serverstart())
eq(0, fn.has('gui_running'))
local tui = Screen.new(50, 5, { rgb = true, stdin_tty = true, stdout_tty = true }, tui_session)
eq(0, fn.has('gui_running'))
local gui = Screen.new(50, 15, { ext_multigrid = true, rgb = true }, gui_session)
eq(1, fn.has('gui_running'))
tui:detach()
eq(1, fn.has('gui_running'))
gui:detach()
eq(0, fn.has('gui_running'))
end)
it('does not change v:shell_error', function()
fn.system({ nvim_prog, '-es', '+73cquit' })
fn.has('python3') -- use a call whose implementation shells out
eq(73, fn.eval('v:shell_error'))
end)
end)
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