neovim/test/functional/legacy/vimscript_spec.lua
zeertzjq 01ccfb40e3 vim-patch:8.2.1106: crash when trying to use s: variable in typed command
Problem:    Crash when trying to use s: variable in typed command.
Solution:   Don't use the script index when not set. (Ken Takata,
            closes vim/vim#6366)

8e6cbb7232
2022-11-05 21:38:36 +08:00

91 lines
2.5 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear = helpers.clear
local exec = helpers.exec
local feed = helpers.feed
local meths = helpers.meths
before_each(clear)
describe('Vim script', function()
-- oldtest: Test_deep_nest()
it('Error when if/for/while/try/function is nested too deep',function()
local screen = Screen.new(80, 24)
screen:attach()
meths.set_option('laststatus', 2)
exec([[
" Deep nesting of if ... endif
func Test1()
let @a = join(repeat(['if v:true'], 51), "\n")
let @a ..= "\n"
let @a ..= join(repeat(['endif'], 51), "\n")
@a
let @a = ''
endfunc
" Deep nesting of for ... endfor
func Test2()
let @a = join(repeat(['for i in [1]'], 51), "\n")
let @a ..= "\n"
let @a ..= join(repeat(['endfor'], 51), "\n")
@a
let @a = ''
endfunc
" Deep nesting of while ... endwhile
func Test3()
let @a = join(repeat(['while v:true'], 51), "\n")
let @a ..= "\n"
let @a ..= join(repeat(['endwhile'], 51), "\n")
@a
let @a = ''
endfunc
" Deep nesting of try ... endtry
func Test4()
let @a = join(repeat(['try'], 51), "\n")
let @a ..= "\necho v:true\n"
let @a ..= join(repeat(['endtry'], 51), "\n")
@a
let @a = ''
endfunc
" Deep nesting of function ... endfunction
func Test5()
let @a = join(repeat(['function X()'], 51), "\n")
let @a ..= "\necho v:true\n"
let @a ..= join(repeat(['endfunction'], 51), "\n")
@a
let @a = ''
endfunc
]])
screen:expect({any = '%[No Name%]'})
feed(':call Test1()<CR>')
screen:expect({any = 'E579: '})
feed('<C-C>')
screen:expect({any = '%[No Name%]'})
feed(':call Test2()<CR>')
screen:expect({any = 'E585: '})
feed('<C-C>')
screen:expect({any = '%[No Name%]'})
feed(':call Test3()<CR>')
screen:expect({any = 'E585: '})
feed('<C-C>')
screen:expect({any = '%[No Name%]'})
feed(':call Test4()<CR>')
screen:expect({any = 'E601: '})
feed('<C-C>')
screen:expect({any = '%[No Name%]'})
feed(':call Test5()<CR>')
screen:expect({any = 'E1058: '})
end)
-- oldtest: Test_typed_script_var()
it('using s: with a typed command', function()
local screen = Screen.new(80, 24)
screen:attach()
feed(":echo get(s:, 'foo', 'x')\n")
screen:expect({any = 'E116: '})
end)
end)