neovim/test/functional/ex_cmds/highlight_spec.lua
zeertzjq 524e1a0643
fix(highlight): avoid ORing underline flags (#22372)
When combining attributes use the one that takes priority.
For :highlight command use the last one specified.
For API use a hard-coded order same as the order in docs.
2023-02-23 16:15:04 +08:00

49 lines
1.7 KiB
Lua

local Screen = require('test.functional.ui.screen')
local helpers = require("test.functional.helpers")(after_each)
local eq, command = helpers.eq, helpers.command
local clear = helpers.clear
local eval, exc_exec = helpers.eval, helpers.exc_exec
describe(':highlight', function()
local screen
before_each(function()
clear()
screen = Screen.new()
screen:attach()
end)
it('invalid color name', function()
eq('Vim(highlight):E421: Color name or number not recognized: ctermfg=#181818',
exc_exec("highlight normal ctermfg=#181818"))
eq('Vim(highlight):E421: Color name or number not recognized: ctermbg=#181818',
exc_exec("highlight normal ctermbg=#181818"))
end)
it('invalid group name', function()
eq('Vim(highlight):E411: highlight group not found: foo',
exc_exec("highlight foo"))
end)
it('"Normal" foreground with red', function()
eq('', eval('synIDattr(hlID("Normal"), "fg", "cterm")'))
command('highlight normal ctermfg=red')
eq('9', eval('synIDattr(hlID("Normal"), "fg", "cterm")'))
end)
it('"Normal" background with red', function()
eq('', eval('synIDattr(hlID("Normal"), "bg", "cterm")'))
command('highlight normal ctermbg=red')
eq('9', eval('synIDattr(hlID("Normal"), "bg", "cterm")'))
end)
it('only the last underline style takes effect #22371', function()
command('highlight NonText gui=underline,undercurl')
eq('', eval('synIDattr(hlID("NonText"), "underline", "gui")'))
eq('1', eval('synIDattr(hlID("NonText"), "undercurl", "gui")'))
command('highlight NonText gui=undercurl,underline')
eq('', eval('synIDattr(hlID("NonText"), "undercurl", "gui")'))
eq('1', eval('synIDattr(hlID("NonText"), "underline", "gui")'))
end)
end)