1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
|
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 exc_exec = helpers.exc_exec
local funcs = helpers.funcs
local Screen = require('test.functional.ui.screen')
local command = helpers.command
local feed = helpers.feed
local iswin = helpers.iswin
describe('execute()', function()
before_each(clear)
it('captures the same result as :redir', function()
command([[
echomsg 'foo 1'
echomsg 'foo 2'
redir => g:__redir_output
silent! messages
redir END
]])
eq(eval('g:__redir_output'), funcs.execute('messages'))
end)
it('captures the concatenated outputs of a List of commands', function()
eq("foobar", funcs.execute({'echon "foo"', 'echon "bar"'}))
eq("\nfoo\nbar", funcs.execute({'echo "foo"', 'echo "bar"'}))
end)
it('supports nested execute("execute(...)")', function()
eq('42', funcs.execute([[echon execute("echon execute('echon 42')")]]))
end)
it('supports nested :redir to a variable', function()
source([[
function! g:Foo()
let a = ''
redir => a
silent echon "foo"
redir END
return a
endfunction
function! g:Bar()
let a = ''
redir => a
silent echon "bar1"
call g:Foo()
silent echon "bar2"
redir END
silent echon "bar3"
return a
endfunction
]])
eq('top1bar1foobar2bar3', funcs.execute('echon "top1"|call g:Bar()'))
end)
it('supports nested :redir to a register', function()
source([[
let @a = ''
function! g:Foo()
redir @a>>
silent echon "foo"
redir END
return @a
endfunction
function! g:Bar()
redir @a>>
silent echon "bar1"
call g:Foo()
silent echon "bar2"
redir END
silent echon "bar3"
return @a
endfunction
]])
eq('top1bar1foobar2bar3', funcs.execute('echon "top1"|call g:Bar()'))
-- :redir itself doesn't nest, so the redirection ends in g:Foo
eq('bar1foo', eval('@a'))
end)
it('captures a transformed string', function()
eq('^A', funcs.execute('echon "\\<C-a>"'))
end)
it('returns empty string if the argument list is empty', function()
eq('', funcs.execute({}))
eq(0, exc_exec('let g:ret = execute(v:_null_list)'))
eq('', eval('g:ret'))
end)
it('captures errors', function()
local ret
ret = exc_exec('call execute(0.0)')
eq('Vim(call):E806: using Float as a String', ret)
ret = exc_exec('call execute(v:_null_dict)')
eq('Vim(call):E731: using Dictionary as a String', ret)
ret = exc_exec('call execute(function("tr"))')
eq('Vim(call):E729: using Funcref as a String', ret)
ret = exc_exec('call execute(["echo 42", 0.0, "echo 44"])')
eq('Vim:E806: using Float as a String', ret)
ret = exc_exec('call execute(["echo 42", v:_null_dict, "echo 44"])')
eq('Vim:E731: using Dictionary as a String', ret)
ret = exc_exec('call execute(["echo 42", function("tr"), "echo 44"])')
eq('Vim:E729: using Funcref as a String', ret)
end)
it('captures output with highlights', function()
eq('\nErrorMsg xxx ctermfg=15 ctermbg=1 guifg=White guibg=Red',
eval('execute("hi ErrorMsg")'))
end)
it('does not corrupt the command display #5422', function()
local screen = Screen.new(70, 7)
screen:attach()
feed(':echo execute("hi ErrorMsg")<CR>')
screen:expect([[
|
{1:~ }|
{1:~ }|
{2: }|
|
ErrorMsg xxx ctermfg=15 ctermbg=1 guifg=White guibg=Red |
{3:Press ENTER or type command to continue}^ |
]], {
[1] = {bold = true, foreground = Screen.colors.Blue1},
[2] = {bold = true, reverse = true},
[3] = {bold = true, foreground = Screen.colors.SeaGreen4},
})
feed('<CR>')
end)
it('places cursor correctly #6035', function()
local screen = Screen.new(40, 6)
screen:attach()
source([=[
" test 1: non-silenced output goes as usual
function! Test1()
echo 1234
let x = execute('echon "abcdef"', '')
echon 'ABCD'
endfunction
" test 2: silenced output does not affect ui
function! Test2()
echo 1234
let x = execute('echon "abcdef"', 'silent')
echon 'ABCD'
endfunction
" test 3: silenced! error does not affect ui
function! Test3()
echo 1234
let x = execute('echoerr "abcdef"', 'silent!')
echon 'ABCDXZYZ'
endfunction
" test 4: silenced echoerr goes as usual
" bug here
function! Test4()
echo 1234
let x = execute('echoerr "abcdef"', 'silent')
echon 'ABCD'
endfunction
" test 5: silenced! echoerr does not affect ui
function! Test5()
echo 1234
let x = execute('echoerr "abcdef"', 'silent!')
echon 'ABCD'
endfunction
" test 6: silenced error goes as usual
function! Test6()
echo 1234
let x = execute('echo undefined', 'silent')
echon 'ABCD'
endfunction
" test 7: existing error does not mess the result
function! Test7()
" display from Test6() is still visible
" why does the "abcdef" goes into a newline
let x = execute('echon "abcdef"', '')
echon 'ABCD'
endfunction
]=])
feed([[:call Test1()<cr>]])
screen:expect([[
^ |
~ |
~ |
~ |
~ |
ABCD |
]])
feed([[:call Test2()<cr>]])
screen:expect([[
^ |
~ |
~ |
~ |
~ |
1234ABCD |
]])
feed([[:call Test3()<cr>]])
screen:expect([[
^ |
~ |
~ |
~ |
~ |
1234ABCDXZYZ |
]])
feed([[:call Test4()<cr>]])
-- unexpected: need to fix
-- echoerr does not set did_emsg
-- "ef" was overwritten since msg_col was recovered wrongly
screen:expect([[
1234 |
Error detected while processing function|
Test4: |
line 2: |
abcdABCD |
Press ENTER or type command to continue^ |
]])
feed([[<cr>]]) -- to clear screen
feed([[:call Test5()<cr>]])
screen:expect([[
^ |
~ |
~ |
~ |
~ |
1234ABCD |
]])
feed([[:call Test6()<cr>]])
screen:expect([[
|
Error detected while processing function|
Test6: |
line 2: |
E121ABCD |
Press ENTER or type command to continue^ |
]])
feed([[:call Test7()<cr>]])
screen:expect([[
Error detected while processing function|
Test6: |
line 2: |
E121ABCD |
ABCD |
Press ENTER or type command to continue^ |
]])
end)
-- This deviates from vim behavior, but is consistent
-- with how nvim currently displays the output.
it('captures shell-command output', function()
local win_lf = iswin() and '\13' or ''
eq('\n:!echo foo\r\n\nfoo'..win_lf..'\n', funcs.execute('!echo foo'))
end)
describe('{silent} argument', function()
it('captures & displays output for ""', function()
local screen = Screen.new(40, 5)
screen:attach()
command('let g:mes = execute("echon 42", "")')
screen:expect([[
^ |
~ |
~ |
~ |
42 |
]])
eq('42', eval('g:mes'))
end)
it('captures but does not display output for "silent"', function()
local screen = Screen.new(40, 5)
screen:attach()
command('let g:mes = execute("echon 42")')
screen:expect([[
^ |
~ |
~ |
~ |
|
]])
eq('42', eval('g:mes'))
command('let g:mes = execute("echon 13", "silent")')
screen:expect{grid=[[
^ |
~ |
~ |
~ |
|
]], unchanged=true}
eq('13', eval('g:mes'))
end)
it('suppresses errors for "silent!"', function()
eq(0, exc_exec('let g:mes = execute(0.0, "silent!")'))
eq('', eval('g:mes'))
eq(0, exc_exec('let g:mes = execute("echon add(1, 1)", "silent!")'))
eq('1', eval('g:mes'))
eq(0, exc_exec('let g:mes = execute(["echon 42", "echon add(1, 1)"], "silent!")'))
eq('421', eval('g:mes'))
end)
it('propagates errors for "" and "silent"', function()
local ret
ret = exc_exec('call execute(0.0, "")')
eq('Vim(call):E806: using Float as a String', ret)
ret = exc_exec('call execute(v:_null_dict, "silent")')
eq('Vim(call):E731: using Dictionary as a String', ret)
ret = exc_exec('call execute("echo add(1, 1)", "")')
eq('Vim(echo):E897: List or Blob required', ret)
ret = exc_exec('call execute(["echon 42", "echo add(1, 1)"], "")')
eq('Vim(echo):E897: List or Blob required', ret)
ret = exc_exec('call execute("echo add(1, 1)", "silent")')
eq('Vim(echo):E897: List or Blob required', ret)
ret = exc_exec('call execute(["echon 42", "echo add(1, 1)"], "silent")')
eq('Vim(echo):E897: List or Blob required', ret)
end)
end)
end)
|
