Mercurial > vim
view src/testdir/test_changedtick.vim @ 24440:d2f9bdd938fa v8.2.2760
patch 8.2.2760: Vim9: no error for changing a for loop variable
Commit: https://github.com/vim/vim/commit/f6a8d420a8d2924737f713de046947dcb487550c
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Apr 13 21:48:03 2021 +0200
patch 8.2.2760: Vim9: no error for changing a for loop variable
Problem: Vim9: no error for changing a for loop variable.
Solution: Make the loop variable read-only. (issue https://github.com/vim/vim/issues/8102)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Tue, 13 Apr 2021 22:00:05 +0200 |
parents | 08940efa6b4e |
children |
line wrap: on
line source
" Tests for b:changedtick func Test_changedtick_increments() new " New buffer has an empty line, tick starts at 2. let expected = 2 call assert_equal(expected, b:changedtick) call assert_equal(expected, b:['changedtick']) call setline(1, 'hello') let expected += 1 call assert_equal(expected, b:changedtick) call assert_equal(expected, b:['changedtick']) undo " Somehow undo counts as two changes. let expected += 2 call assert_equal(expected, b:changedtick) call assert_equal(expected, b:['changedtick']) bwipe! endfunc func Test_changedtick_dict_entry() let d = b: call assert_equal(b:changedtick, d['changedtick']) endfunc func Test_changedtick_bdel() new let bnr = bufnr('%') let v = b:changedtick bdel " Delete counts as a change too. call assert_equal(v + 1, getbufvar(bnr, 'changedtick')) endfunc func Test_changedtick_islocked() call assert_equal(0, islocked('b:changedtick')) let d = b: call assert_equal(0, islocked('d.changedtick')) endfunc func Test_changedtick_fixed() call assert_fails('let b:changedtick = 4', 'E46:') call assert_fails('let b:["changedtick"] = 4', 'E46:') call assert_fails('lockvar b:changedtick', 'E940:') call assert_fails('lockvar b:["changedtick"]', 'E46:') call assert_fails('unlockvar b:changedtick', 'E940:') call assert_fails('unlockvar b:["changedtick"]', 'E46:') call assert_fails('unlet b:changedtick', 'E795:') call assert_fails('unlet b:["changedtick"]', 'E46:') let d = b: call assert_fails('lockvar d["changedtick"]', 'E46:') call assert_fails('unlockvar d["changedtick"]', 'E46:') call assert_fails('unlet d["changedtick"]', 'E46:') endfunc func Test_changedtick_not_incremented_with_write() new let fname = "XChangeTick" exe 'w ' .. fname " :write when the buffer is not changed does not increment changedtick let expected = b:changedtick w call assert_equal(expected, b:changedtick) " :write when the buffer IS changed DOES increment changedtick let expected = b:changedtick + 1 setlocal modified w call assert_equal(expected, b:changedtick) " Two ticks: change + write let expected = b:changedtick + 2 call setline(1, 'hello') w call assert_equal(expected, b:changedtick) " Two ticks: start insert + write let expected = b:changedtick + 2 normal! o w call assert_equal(expected, b:changedtick) " Three ticks: start insert + change + write let expected = b:changedtick + 3 normal! ochanged w call assert_equal(expected, b:changedtick) bwipe call delete(fname) endfunc " vim: shiftwidth=2 sts=2 expandtab