summaryrefslogtreecommitdiffstats
path: root/src/testdir/test_hlsearch.vim
blob: d4db4b76ef0b0ce66313845784253d50a2039c6b (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
" Test for v:hlsearch

func Test_hlsearch()
  new
  call setline(1, repeat(['aaa'], 10))
  set hlsearch nolazyredraw
  " redraw is needed to make hlsearch highlight the matches
  exe "normal! /aaa\<CR>" | redraw
  let r1 = screenattr(1, 1)
  nohlsearch | redraw
  call assert_notequal(r1, screenattr(1,1))
  let v:hlsearch=1 | redraw
  call assert_equal(r1, screenattr(1,1))
  let v:hlsearch=0 | redraw
  call assert_notequal(r1, screenattr(1,1))
  set hlsearch | redraw
  call assert_equal(r1, screenattr(1,1))
  let v:hlsearch=0 | redraw
  call assert_notequal(r1, screenattr(1,1))
  exe "normal! n" | redraw
  call assert_equal(r1, screenattr(1,1))
  let v:hlsearch=0 | redraw
  call assert_notequal(r1, screenattr(1,1))
  exe "normal! /\<CR>" | redraw
  call assert_equal(r1, screenattr(1,1))
  set nohls
  exe "normal! /\<CR>" | redraw
  call assert_notequal(r1, screenattr(1,1))
  call assert_fails('let v:hlsearch=[]', 'E745')
  call garbagecollect(1)
  call getchar(1)
  enew!
endfunc

func Test_hlsearch_hangs()
  if !has('reltime') || !has('float')
    return
  endif

  " This pattern takes a long time to match, it should timeout.
  new
  call setline(1, ['aaa', repeat('abc ', 1000), 'ccc'])
  let start = reltime()
  set hlsearch nolazyredraw redrawtime=101
  let @/ = '\%#=1a*.*X\@<=b*'
  redraw
  let elapsed = reltimefloat(reltime(start))
  call assert_true(elapsed > 0.1)
  call assert_true(elapsed < 1.0)
  set nohlsearch redrawtime&
  bwipe!
endfunc

func Test_hlsearch_eol_highlight()
  new
  call append(1, repeat([''], 9))
  set hlsearch nolazyredraw
  exe "normal! /$\<CR>" | redraw
  let attr = screenattr(1, 1)
  for row in range(2, 10)
    call assert_equal(attr, screenattr(row, 1), 'in line ' . row)
  endfor
  set nohlsearch
  bwipe!
endfunc