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Add new file left out from patch 7.4.1034.

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This commit is contained in:
Bram Moolenaar 2016-01-02 21:39:09 +01:00
parent aac624bacd
commit 27a82e31ee
1 changed files with 58 additions and 0 deletions
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58
src/testdir/test_backspace_opt.vim Normal file
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@ -0,0 +1,58 @@
" Tests for 'backspace' settings
:func Exec(expr)
let str=''
try
exec a:expr
catch /.*/
let str=v:exception
endtry
return str
:endfunc
func Test_backspace_option()
set backspace=
call assert_equal('', &backspace)
set backspace=indent
call assert_equal('indent', &backspace)
set backspace=eol
call assert_equal('eol', &backspace)
set backspace=start
call assert_equal('start', &backspace)
" Add the value
set backspace=
set backspace=indent
call assert_equal('indent', &backspace)
set backspace+=eol
call assert_equal('indent,eol', &backspace)
set backspace+=start
call assert_equal('indent,eol,start', &backspace)
" Delete the value
set backspace-=indent
call assert_equal('eol,start', &backspace)
set backspace-=start
call assert_equal('eol', &backspace)
set backspace-=eol
call assert_equal('', &backspace)
" Check the error
call assert_equal(0, match(Exec('set backspace=ABC'), '.*E474'))
call assert_equal(0, match(Exec('set backspace+=def'), '.*E474'))
" NOTE: Vim doesn't check following error...
"call assert_equal(0, match(Exec('set backspace-=ghi'), '.*E474'))
" Check backwards compatibility with version 5.4 and earlier
set backspace=0
call assert_equal('0', &backspace)
set backspace=1
call assert_equal('1', &backspace)
set backspace=2
call assert_equal('2', &backspace)
call assert_false(match(Exec('set backspace=3'), '.*E474'))
call assert_false(match(Exec('set backspace=10'), '.*E474'))
" Cleared when 'compatible' is set
set compatible
call assert_equal('', &backspace)
endfunc
" vim: tabstop=2 shiftwidth=0 expandtab