view src/testdir/test_jumplist.vim @ 33291:4cb421ba3385 v9.0.1911

patch 9.0.1911: Vim9: segfault with null object and instanceof() Commit: https://github.com/vim/vim/commit/3da696db6ac6103eb8f07cf7be23fa0e12c2419d Author: Ernie Rael <errael@raelity.com> Date: Tue Sep 19 20:14:18 2023 +0200 patch 9.0.1911: Vim9: segfault with null object and instanceof() Problem: Vim9: segfault with null object and instanceof() Solution: return early closes: #13121 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: Ernie Rael <errael@raelity.com>
author Christian Brabandt <cb@256bit.org>
date Tue, 19 Sep 2023 20:30:07 +0200
parents f08ed0738f7a
children 1f3bcb7f3bd0
line wrap: on
line source

" Tests for the jumplist functionality

" Tests for the getjumplist() function
func Test_getjumplist()
  %bwipe
  clearjumps
  call assert_equal([[], 0], getjumplist())
  call assert_equal([[], 0], getjumplist(1))
  call assert_equal([[], 0], getjumplist(1, 1))

  call assert_equal([], getjumplist(100))
  call assert_equal([], getjumplist(1, 100))

  let lines = []
  for i in range(1, 100)
    call add(lines, "Line " . i)
  endfor
  call writefile(lines, "Xtest", 'D')

  " Jump around and create a jump list
  edit Xtest
  let bnr = bufnr('%')
  normal 50%
  normal G
  normal gg

  let expected = [[
	      \ {'lnum': 1, 'bufnr': bnr, 'col': 0, 'coladd': 0},
	      \ {'lnum': 50, 'bufnr': bnr, 'col': 0, 'coladd': 0},
	      \ {'lnum': 100, 'bufnr': bnr, 'col': 0, 'coladd': 0}], 3]
  call assert_equal(expected, getjumplist())
  " jumplist doesn't change in between calls
  call assert_equal(expected, getjumplist())

  " Traverse the jump list and verify the results
  5
  exe "normal \<C-O>"
  call assert_equal(2, 1->getjumplist()[1])
  exe "normal 2\<C-O>"
  call assert_equal(0, getjumplist(1, 1)[1])
  exe "normal 3\<C-I>"
  call assert_equal(3, getjumplist()[1])
  exe "normal \<C-O>"
  normal 20%
  let expected = [[
	      \ {'lnum': 1, 'bufnr': bnr, 'col': 0, 'coladd': 0},
	      \ {'lnum': 50, 'bufnr': bnr, 'col': 0, 'coladd': 0},
	      \ {'lnum': 5, 'bufnr': bnr, 'col': 0, 'coladd': 0},
	      \ {'lnum': 100, 'bufnr': bnr, 'col': 0, 'coladd': 0}], 4]
  call assert_equal(expected, getjumplist())
  " jumplist doesn't change in between calls
  call assert_equal(expected, getjumplist())

  let l = getjumplist()
  call test_garbagecollect_now()
  call assert_equal(4, l[1])
  clearjumps
  call test_garbagecollect_now()
  call assert_equal(4, l[1])
endfunc

func Test_jumplist_invalid()
  new
  clearjumps
  " put some randome text
  put ='a'
  let prev = bufnr('%')
  setl nomodified bufhidden=wipe
  e XXJumpListBuffer
  let bnr = bufnr('%')
  " 1) empty jumplist
  let expected = [[
   \ {'lnum': 2, 'bufnr': prev, 'col': 0, 'coladd': 0}], 1]
  call assert_equal(expected, getjumplist())
  let jumps = execute(':jumps')
  call assert_equal('>', jumps[-1:])
  " now jump back
  exe ":norm! \<c-o>"
  let expected = [[
    \ {'lnum': 2, 'bufnr': prev, 'col': 0, 'coladd': 0},
    \ {'lnum': 1, 'bufnr': bnr,  'col': 0, 'coladd': 0}], 0]
  call assert_equal(expected, getjumplist())
  let jumps = execute(':jumps')
  call assert_match('>  0     2    0 -invalid-', jumps)
endfunc

" Test for '' mark in an empty buffer

func Test_empty_buffer()
  new
  insert
a
b
c
d
.
  call assert_equal(1, line("''"))
  bwipe!
endfunc

" vim: shiftwidth=2 sts=2 expandtab