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Original file line number | Diff line number | Diff line change |
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local helpers = require('test.functional.helpers')(after_each) | ||
local eq = helpers.eq | ||
local eval = helpers.eval | ||
local clear = helpers.clear | ||
local source = helpers.source | ||
local redir_exec = helpers.redir_exec | ||
local exc_exec = helpers.exc_exec | ||
local funcs = helpers.funcs | ||
local Screen = require('test.functional.ui.screen') | ||
local feed = helpers.feed | ||
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||
describe('capture()', function() | ||
before_each(clear) | ||
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it('returns the same result with :redir', function() | ||
eq(redir_exec('messages'), funcs.capture('messages')) | ||
end) | ||
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it('returns the output of the commands if the argument is List', function() | ||
eq("foobar", funcs.capture({'echon "foo"', 'echon "bar"'})) | ||
eq("\nfoo\nbar", funcs.capture({'echo "foo"', 'echo "bar"'})) | ||
end) | ||
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it('supports the nested redirection', function() | ||
source([[ | ||
function! g:Foo() | ||
let a = '' | ||
redir => a | ||
silent echon "foo" | ||
redir END | ||
return a | ||
endfunction | ||
function! g:Bar() | ||
let a = '' | ||
redir => a | ||
call g:Foo() | ||
redir END | ||
return a | ||
endfunction | ||
]]) | ||
eq('foo', funcs.capture('call g:Bar()')) | ||
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eq('42', funcs.capture([[echon capture("echon capture('echon 42')")]])) | ||
end) | ||
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it('returns the transformed string', function() | ||
eq('^A', funcs.capture('echon "\\<C-a>"')) | ||
end) | ||
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it('returns the empty string if the argument list is empty', function() | ||
eq('', funcs.capture({})) | ||
eq(0, exc_exec('let g:ret = capture(v:_null_list)')) | ||
eq('', eval('g:ret')) | ||
end) | ||
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it('returns the errors', function() | ||
local ret | ||
ret = exc_exec('call capture(0.0)') | ||
eq('Vim(call):E806: using Float as a String', ret) | ||
ret = exc_exec('call capture(v:_null_dict)') | ||
eq('Vim(call):E731: using Dictionary as a String', ret) | ||
ret = exc_exec('call capture(function("tr"))') | ||
eq('Vim(call):E729: using Funcref as a String', ret) | ||
ret = exc_exec('call capture(["echo 42", 0.0, "echo 44"])') | ||
eq('Vim(call):E806: using Float as a String', ret) | ||
ret = exc_exec('call capture(["echo 42", v:_null_dict, "echo 44"])') | ||
eq('Vim(call):E731: using Dictionary as a String', ret) | ||
ret = exc_exec('call capture(["echo 42", function("tr"), "echo 44"])') | ||
eq('Vim(call):E729: using Funcref as a String', ret) | ||
end) | ||
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it('silences command run inside', function() | ||
local screen = Screen.new(20, 5) | ||
screen:attach() | ||
screen:set_default_attr_ignore({{bold=true, foreground=255}}) | ||
feed(':let g:mes = capture("echon 42")<CR>') | ||
screen:expect([[ | ||
^ | | ||
~ | | ||
~ | | ||
~ | | ||
| | ||
]]) | ||
eq('42', eval('g:mes')) | ||
end) | ||
end) |