summaryrefslogtreecommitdiffstats
path: root/src/testdir/test_taglist.vim
blob: 39e78bcb0509cb81d283fbf7f267f306cb8c6df8 (plain)
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
" test taglist(), tagfiles() functions and :tags command

source check.vim
source view_util.vim

func Test_taglist()
  call writefile([
	\ "FFoo\tXfoo\t1",
	\ "FBar\tXfoo\t2",
	\ "BFoo\tXbar\t1",
	\ "BBar\tXbar\t2",
	\ "Kindly\tXbar\t3;\"\tv\tfile:",
	\ "Lambda\tXbar\t3;\"\tλ\tfile:",
	\ "Command\tXbar\tcall cursor(3, 4)|;\"\td",
	\ ], 'Xtags', 'D')
  set tags=Xtags
  split Xtext

  call assert_equal(['FFoo', 'BFoo'], map(taglist("Foo"), {i, v -> v.name}))
  call assert_equal(['FFoo', 'BFoo'], map("Foo"->taglist("Xtext"), {i, v -> v.name}))
  call assert_equal(['FFoo', 'BFoo'], map(taglist("Foo", "Xfoo"), {i, v -> v.name}))
  call assert_equal(['BFoo', 'FFoo'], map(taglist("Foo", "Xbar"), {i, v -> v.name}))

  let kindly = taglist("Kindly")
  call assert_equal(1, len(kindly))
  call assert_equal('v', kindly[0]['kind'])
  call assert_equal('3', kindly[0]['cmd'])
  call assert_equal(1, kindly[0]['static'])
  call assert_equal('Xbar', kindly[0]['filename'])

  let lambda = taglist("Lambda")
  call assert_equal(1, len(lambda))
  call assert_equal('λ', lambda[0]['kind'])

  let cmd = taglist("Command")
  call assert_equal(1, len(cmd))
  call assert_equal('d', cmd[0]['kind'])
  call assert_equal('call cursor(3, 4)', cmd[0]['cmd'])

  " Use characters with value > 127 in the tag extra field.
  call writefile([
	\ "vFoo\tXfoo\t4" .. ';"' .. "\ttypename:int\ta£££\tv",
	\ ], 'Xtags', 'D')
  call assert_equal('v', taglist('vFoo')[0].kind)

  call assert_fails("let l=taglist([])", 'E730:')

  set tags&
  bwipe
endfunc

func Test_taglist_native_etags()
  CheckFeature emacs_tags

  call writefile([
	\ "\x0c",
	\ "src/os_unix.c,13491",
	\ "set_signals(\x7f1335,32699",
	\ "reset_signals(\x7f1407,34136",
	\ ], 'Xtags', 'D')

  set tags=Xtags

  call assert_equal([['set_signals', '1335,32699'], ['reset_signals', '1407,34136']],
	\ map(taglist('set_signals'), {i, v -> [v.name, v.cmd]}))

  set tags&
endfunc

func Test_taglist_ctags_etags()
  CheckFeature emacs_tags

  call writefile([
	\ "\x0c",
	\ "src/os_unix.c,13491",
	\ "set_signals(void)\x7fset_signals\x011335,32699",
	\ "reset_signals(void)\x7freset_signals\x011407,34136",
	\ ], 'Xtags', 'D')

  set tags=Xtags

  call assert_equal([['set_signals', '1335,32699'], ['reset_signals', '1407,34136']],
	\ map(taglist('set_signals'), {i, v -> [v.name, v.cmd]}))

  set tags&
endfunc

func Test_tags_too_long()
  call assert_fails('tag ' . repeat('x', 1020), ['E433:', 'E426:'])
  tags
endfunc

func Test_tagfiles()
  call assert_equal([], tagfiles())

  call writefile(["FFoo\tXfoo\t1"], 'Xtags1', 'D')
  call writefile(["FBar\tXbar\t1"], 'Xtags2', 'D')
  set tags=Xtags1,Xtags2
  call assert_equal(['Xtags1', 'Xtags2'], tagfiles())

  help
  let tf = tagfiles()
  call assert_equal(1, len(tf))
  call assert_equal(fnamemodify(expand('$VIMRUNTIME/doc/tags'), ':p:gs?\\?/?'),
	\           fnamemodify(tf[0], ':p:gs?\\?/?'))
  helpclose
  call assert_equal(['Xtags1', 'Xtags2'], tagfiles())
  set tags&
  call assert_equal([], tagfiles())

  bd
endfunc

" For historical reasons we support a tags file where the last line is missing
" the newline.
func Test_tagsfile_without_trailing_newline()
  call writefile(["Foo\tfoo\t1"], 'Xtags', 'bD')
  set tags=Xtags

  let tl = taglist('.*')
  call assert_equal(1, len(tl))
  call assert_equal('Foo', tl[0].name)

  set tags&
endfunc

" Test for ignoring comments in a tags file
func Test_tagfile_ignore_comments()
  call writefile([
	\ "!_TAG_PROGRAM_NAME	/Test tags generator/",
	\ "FBar\tXfoo\t2" .. ';"' .. "\textrafield\tf",
	\ "!_TAG_FILE_FORMAT	2	/extended format/",
	\ ], 'Xtags', 'D')
  set tags=Xtags

  let l = taglist('.*')
  call assert_equal(1, len(l))
  call assert_equal('FBar', l[0].name)

  set tags&
endfunc

" Test for using an excmd in a tags file to position the cursor (instead of a
" search pattern or a line number)
func Test_tagfile_excmd()
  call writefile([
	\ "vFoo\tXfoo\tcall cursor(3, 4)" .. '|;"' .. "\tv",
	\ ], 'Xtags', 'D')
  set tags=Xtags

  let l = taglist('.*')
  call assert_equal([{
	      \ 'cmd' : 'call cursor(3, 4)',
	      \ 'static' : 0,
	      \ 'name' : 'vFoo',
	      \ 'kind' : 'v',
	      \ 'filename' : 'Xfoo'}], l)

  set tags&
endfunc

" Test for duplicate fields in a tag in a tags file
func Test_duplicate_field()
  call writefile([
	\ "vFoo\tXfoo\t4" .. ';"' .. "\ttypename:int\ttypename:int\tv",
	\ ], 'Xtags', 'D')
  set tags=Xtags

  let l = taglist('.*')
  call assert_equal([{
	      \ 'cmd' : '4',
	      \ 'static' : 0,
	      \ 'name' : 'vFoo',
	      \ 'kind' : 'v',
	      \ 'typename' : 'int',
	      \ 'filename' : 'Xfoo'}], l)

  set tags&
endfunc

" Test for tag address with ;
func Test_tag_addr_with_semicolon()
  call writefile([
	      \ "Func1\tXfoo\t6;/^Func1/" .. ';"' .. "\tf"
	      \ ], 'Xtags', 'D')
  set tags=Xtags

  let l = taglist('.*')
  call assert_equal([{
	      \ 'cmd' : '6;/^Func1/',
	      \ 'static' : 0,
	      \ 'name' : 'Func1',
	      \ 'kind' : 'f',
	      \ 'filename' : 'Xfoo'}], l)

  set tags&
endfunc

" Test for format error in a tags file
func Test_format_error()
  call writefile(['vFoo-Xfoo-4'], 'Xtags', 'D')
  set tags=Xtags

  let caught_exception = v:false
  try
    let l = taglist('.*')
  catch /E431:/
    " test succeeded
    let caught_exception = v:true
  catch
    call assert_report('Caught ' . v:exception . ' in ' . v:throwpoint)
  endtry
  call assert_true(caught_exception)

  " no field after the filename for a tag
  call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
        \ "foo\tXfile"], 'Xtags')
  call assert_fails("echo taglist('foo')", 'E431:')

  set tags&
endfunc

" Test for :tag command completion with 'wildoptions' set to 'tagfile'
func Test_tag_complete_wildoptions()
  call writefile(["foo\ta.c\t10;\"\tf", "bar\tb.c\t20;\"\td"], 'Xtags', 'D')
  set tags=Xtags
  set wildoptions=tagfile

  call feedkeys(":tag \<C-D>\<C-R>=Screenline(&lines - 1)\<CR> : "
        \ .. "\<C-R>=Screenline(&lines - 2)\<CR>\<C-B>\"\<CR>", 'xt')

  call assert_equal('"tag bar d b.c : foo f a.c', @:)

  set wildoptions&
  set tags&
endfunc

func Test_tag_complete_with_overlong_line()
  let tagslines =<< trim END
      !_TAG_FILE_FORMAT	2	//
      !_TAG_FILE_SORTED	1	//
      !_TAG_FILE_ENCODING	utf-8	//
      inboundGSV	a	1;"	r
      inboundGovernor	a	2;"	kind:⊢	type:forall (muxMode :: MuxMode) socket peerAddr versionNumber m a b. (MonadAsync m, MonadCatch m, MonadEvaluate m, MonadThrow m, MonadThrow (STM m), MonadTime m, MonadTimer m, MonadMask m, Ord peerAddr, HasResponder muxMode ~ True) => Tracer m (RemoteTransitionTrace peerAddr) -> Tracer m (InboundGovernorTrace peerAddr) -> ServerControlChannel muxMode peerAddr ByteString m a b -> DiffTime -> MuxConnectionManager muxMode socket peerAddr versionNumber ByteString m a b -> StrictTVar m InboundGovernorObservableState -> m Void
      inboundGovernorCounters	a	3;"	kind:⊢	type:InboundGovernorState muxMode peerAddr m a b -> InboundGovernorCounters
  END
  call writefile(tagslines, 'Xtags', 'D')
  set tags=Xtags

  " try with binary search
  set tagbsearch
  call feedkeys(":tag inbou\<C-A>\<C-B>\"\<CR>", 'xt')
  call assert_equal('"tag inboundGSV inboundGovernor inboundGovernorCounters', @:)
  " try with linear search
  set notagbsearch
  call feedkeys(":tag inbou\<C-A>\<C-B>\"\<CR>", 'xt')
  call assert_equal('"tag inboundGSV inboundGovernor inboundGovernorCounters', @:)
  set tagbsearch&

  set tags&
endfunc

" vim: shiftwidth=2 sts=2 expandtab