mirror of
https://github.com/neovim/neovim.git
synced 2025-10-26 12:27:24 +00:00
337 lines
10 KiB
Lua
337 lines
10 KiB
Lua
local t = require('test.testutil')
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local n = require('test.functional.testnvim')()
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local Screen = require('test.functional.ui.screen')
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local eq = t.eq
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local eval = n.eval
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local clear = n.clear
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local source = n.source
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local exc_exec = n.exc_exec
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local pcall_err = t.pcall_err
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local fn = n.fn
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local command = n.command
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local feed = n.feed
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local is_os = t.is_os
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describe('execute()', function()
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before_each(clear)
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it('captures the same result as :redir', function()
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command([[
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echomsg 'foo 1'
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echomsg 'foo 2'
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redir => g:__redir_output
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silent! messages
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redir END
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]])
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eq(eval('g:__redir_output'), fn.execute('messages'))
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end)
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it('captures the concatenated outputs of a List of commands', function()
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eq('foobar', fn.execute({ 'echon "foo"', 'echon "bar"' }))
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eq('\nfoo\nbar', fn.execute({ 'echo "foo"', 'echo "bar"' }))
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end)
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it('supports nested execute("execute(...)")', function()
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eq('42', fn.execute([[echon execute("echon execute('echon 42')")]]))
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end)
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it('supports nested :redir to a variable', function()
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source([[
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function! g:Foo()
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let a = ''
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redir => a
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silent echon "foo"
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redir END
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return a
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endfunction
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function! g:Bar()
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let a = ''
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redir => a
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silent echon "bar1"
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call g:Foo()
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silent echon "bar2"
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redir END
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silent echon "bar3"
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return a
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endfunction
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]])
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eq('top1bar1foobar2bar3', fn.execute('echon "top1"|call g:Bar()'))
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end)
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it('supports nested :redir to a register', function()
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source([[
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let @a = ''
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function! g:Foo()
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redir @a>>
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silent echon "foo"
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redir END
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return @a
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endfunction
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function! g:Bar()
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redir @a>>
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silent echon "bar1"
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call g:Foo()
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silent echon "bar2"
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redir END
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silent echon "bar3"
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return @a
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endfunction
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]])
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eq('top1bar1foobar2bar3', fn.execute('echon "top1"|call g:Bar()'))
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-- :redir itself doesn't nest, so the redirection ends in g:Foo
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eq('bar1foo', eval('@a'))
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end)
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it('captures a transformed string', function()
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eq('^A', fn.execute('echon "\\<C-a>"'))
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end)
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it('returns empty string if the argument list is empty', function()
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eq('', fn.execute({}))
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eq(0, exc_exec('let g:ret = execute(v:_null_list)'))
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eq('', eval('g:ret'))
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end)
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it('captures errors', function()
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local ret
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ret = exc_exec('call execute(v:_null_dict)')
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eq('Vim(call):E731: Using a Dictionary as a String', ret)
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ret = exc_exec('call execute(function("tr"))')
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eq('Vim(call):E729: Using a Funcref as a String', ret)
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ret = exc_exec('call execute(["echo 42", v:_null_dict, "echo 44"])')
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eq('Vim:E731: Using a Dictionary as a String', ret)
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ret = exc_exec('call execute(["echo 42", function("tr"), "echo 44"])')
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eq('Vim:E729: Using a Funcref as a String', ret)
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end)
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it('captures output with highlights', function()
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eq(
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'\nErrorMsg xxx ctermfg=15 ctermbg=1 guifg=White guibg=Red',
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eval('execute("hi ErrorMsg")')
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)
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end)
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it('does not corrupt the command display #5422', function()
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local screen = Screen.new(70, 7)
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feed(':echo execute("hi ErrorMsg")<CR>')
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screen:expect(
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[[
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{1:~ }|*2
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{2: }|
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ErrorMsg xxx ctermfg=15 ctermbg=1 guifg=White guibg=Red |
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{3:Press ENTER or type command to continue}^ |
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]],
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{
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[1] = { bold = true, foreground = Screen.colors.Blue1 },
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[2] = { bold = true, reverse = true },
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[3] = { bold = true, foreground = Screen.colors.SeaGreen4 },
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}
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)
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feed('<CR>')
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end)
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it('places cursor correctly #6035', function()
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local screen = Screen.new(40, 6)
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source([=[
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" test 1: non-silenced output goes as usual
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function! Test1()
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echo 1234
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let x = execute('echon "abcdef"', '')
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echon 'ABCD'
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endfunction
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" test 2: silenced output does not affect ui
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function! Test2()
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echo 1234
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let x = execute('echon "abcdef"', 'silent')
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echon 'ABCD'
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endfunction
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" test 3: silenced! error does not affect ui
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function! Test3()
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echo 1234
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let x = execute('echoerr "abcdef"', 'silent!')
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echon 'ABCDXZYZ'
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endfunction
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" test 4: silenced echoerr goes as usual
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" bug here
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function! Test4()
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echo 1234
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let x = execute('echoerr "abcdef"', 'silent')
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echon 'ABCD'
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endfunction
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" test 5: silenced! echoerr does not affect ui
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function! Test5()
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echo 1234
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let x = execute('echoerr "abcdef"', 'silent!')
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echon 'ABCD'
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endfunction
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" test 6: silenced error goes as usual
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function! Test6()
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echo 1234
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let x = execute('echo undefined', 'silent')
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echon 'ABCD'
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endfunction
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" test 7: existing error does not mess the result
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function! Test7()
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" display from Test6() is still visible
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" why does the "abcdef" goes into a newline
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let x = execute('echon "abcdef"', '')
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echon 'ABCD'
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endfunction
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]=])
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feed([[:call Test1()<cr>]])
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screen:expect([[
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^ |
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{1:~ }|*4
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ABCD |
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]])
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feed([[:call Test2()<cr>]])
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screen:expect([[
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^ |
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{1:~ }|*4
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1234ABCD |
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]])
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feed([[:call Test3()<cr>]])
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screen:expect([[
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^ |
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{1:~ }|*4
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1234ABCDXZYZ |
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]])
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feed([[:call Test4()<cr>]])
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-- unexpected: need to fix
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-- echoerr does not set did_emsg
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-- "ef" was overwritten since msg_col was recovered wrongly
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screen:expect([[
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{3: }|
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1234 |
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{9:Error in function Test4:} |
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{8:line 2:} |
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{9:abcd}ABCD |
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{6:Press ENTER or type command to continue}^ |
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]])
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feed([[<cr>]]) -- to clear screen
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feed([[:call Test5()<cr>]])
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screen:expect([[
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^ |
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{1:~ }|*4
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1234ABCD |
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]])
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feed([[:call Test6()<cr>]])
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screen:expect([[
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{3: }|
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{9:Error in function Test6:} |
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{8:line 2:} |
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{9:E121}ABCD |
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{6:Press ENTER or type command to continue}^ |
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]])
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feed([[:call Test7()<cr>]])
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screen:expect([[
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{9:Error in function Test6:} |
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{8:line 2:} |
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{9:E121}ABCD |
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ABCD |
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{6:Press ENTER or type command to continue}^ |
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]])
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end)
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-- This deviates from vim behavior, but is consistent
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-- with how nvim currently displays the output.
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it('captures shell-command output', function()
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local win_lf = is_os('win') and '\13' or ''
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eq('\n:!echo foo\r\n\nfoo' .. win_lf .. '\n', fn.execute('!echo foo'))
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end)
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describe('{silent} argument', function()
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it('captures & displays output for ""', function()
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local screen = Screen.new(40, 5)
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command('let g:mes = execute("echon 42", "")')
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screen:expect([[
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^ |
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{1:~ }|*3
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42 |
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]])
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eq('42', eval('g:mes'))
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end)
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it('gives E493 instead of prompting on backwards range for ""', function()
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command('split')
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eq(
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'Vim(windo):E493: Backwards range given: 2,1windo echo',
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pcall_err(fn.execute, '2,1windo echo', '')
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)
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eq(
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'Vim(windo):E493: Backwards range given: 2,1windo echo',
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pcall_err(fn.execute, { '2,1windo echo' }, '')
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)
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end)
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it('captures but does not display output for "silent"', function()
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local screen = Screen.new(40, 5)
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command('let g:mes = execute("echon 42")')
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screen:expect([[
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^ |
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{1:~ }|*3
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]])
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eq('42', eval('g:mes'))
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command('let g:mes = execute("echon 13", "silent")')
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screen:expect {
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grid = [[
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^ |
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{1:~ }|*3
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]],
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unchanged = true,
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}
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eq('13', eval('g:mes'))
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end)
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it('suppresses errors for "silent!"', function()
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eq(0, exc_exec('let g:mes = execute(0.0, "silent!")'))
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eq('', eval('g:mes'))
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eq(0, exc_exec('let g:mes = execute("echon add(1, 1)", "silent!")'))
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eq('1', eval('g:mes'))
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eq(0, exc_exec('let g:mes = execute(["echon 42", "echon add(1, 1)"], "silent!")'))
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eq('421', eval('g:mes'))
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end)
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it('propagates errors for "" and "silent"', function()
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local ret
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ret = exc_exec('call execute(v:_null_dict, "silent")')
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eq('Vim(call):E731: Using a Dictionary as a String', ret)
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ret = exc_exec('call execute("echo add(1, 1)", "")')
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eq('Vim(echo):E897: List or Blob required', ret)
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ret = exc_exec('call execute(["echon 42", "echo add(1, 1)"], "")')
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eq('Vim(echo):E897: List or Blob required', ret)
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ret = exc_exec('call execute("echo add(1, 1)", "silent")')
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eq('Vim(echo):E897: List or Blob required', ret)
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ret = exc_exec('call execute(["echon 42", "echo add(1, 1)"], "silent")')
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eq('Vim(echo):E897: List or Blob required', ret)
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end)
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end)
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end)
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