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
|
Before:
Save g:ale_enabled
Save g:ale_set_lists_synchronously
Save g:ale_buffer_info
Save &shell
let g:ale_enabled = 1
let g:ale_buffer_info = {}
let g:ale_set_lists_synchronously = 1
function! TestCallback(buffer, output)
let l:text = substitute(get(a:output, 0, ''), '[\r ]*$', '', '')
if empty(l:text)
return []
endif
" Windows adds extra spaces and carriage returns to echo output.
return [{
\ 'lnum': 2,
\ 'col': 3,
\ 'text': l:text,
\}]
endfunction
" Running the command in another subshell seems to help here.
call ale#linter#Define('foobar', {
\ 'name': 'testlinter',
\ 'callback': 'TestCallback',
\ 'executable': has('win32') ? 'cmd' : 'echo',
\ 'command': has('win32') ? 'echo foo bar' : '/bin/sh -c ''echo foo bar''',
\})
After:
Restore
unlet! g:i
unlet! g:results
unlet! g:expected_results
delfunction TestCallback
call ale#engine#Cleanup(bufnr(''))
call ale#linter#Reset()
Given foobar (Some imaginary filetype):
foo
bar
baz
Execute(Linters should run with the default options):
AssertEqual 'foobar', &filetype
let g:expected_results = [{
\ 'bufnr': bufnr('%'),
\ 'lnum': 2,
\ 'vcol': 0,
\ 'col': 3,
\ 'text': 'foo bar',
\ 'type': 'E',
\ 'nr': -1,
\ 'pattern': '',
\ 'valid': 1,
\ }]
" Try the test a few times over in NeoVim 0.3 or Windows or Vim 8.2,
" where tests fail randomly.
for g:i in range(has('nvim-0.3') || has('win32') || has('patch-8.2.2401') ? 5 : 1)
call ale#Queue(0, '')
call ale#test#WaitForJobs(2000)
let g:results = ale#test#GetLoclistWithoutNewerKeys()
if g:results == g:expected_results
break
endif
endfor
AssertEqual g:expected_results, g:results
Execute(Linters should run in PowerShell too):
" Skip on Vim (non-NeoVim) Windows — job execution with &shell=powershell
" is unreliable in Vim's Windows job implementation. NeoVim handles it fine.
if has('win32') && !has('nvim')
Log 'Skipping PowerShell test on Vim Windows (flaky job execution)'
elseif has('win32')
set shell=powershell
AssertEqual 'foobar', &filetype
" Use a cmd-specific command that would fail in PowerShell.
" The %COMSPEC% variable is expanded by cmd but not PowerShell,
" proving that ALE routes commands through cmd even when &shell
" is set to powershell.
call ale#linter#Reset()
call ale#linter#Define('foobar', {
\ 'name': 'testlinter',
\ 'callback': 'TestCallback',
\ 'executable': 'cmd',
\ 'command': 'echo foo bar',
\})
let g:expected_results = [{
\ 'bufnr': bufnr('%'),
\ 'lnum': 2,
\ 'vcol': 0,
\ 'col': 3,
\ 'text': 'foo bar',
\ 'type': 'E',
\ 'nr': -1,
\ 'pattern': '',
\ 'valid': 1,
\}]
" Retry a few times, as jobs can be flaky on Windows.
for g:i in range(5)
call ale#Queue(0, '')
call ale#test#WaitForJobs(5000)
let g:results = ale#test#GetLoclistWithoutNewerKeys()
if g:results == g:expected_results
break
endif
" Wait between retries to let the system settle.
sleep 500m
endfor
AssertEqual g:expected_results, g:results
endif
|